diff options
Diffstat (limited to 'drivers/clk')
25 files changed, 3120 insertions, 262 deletions
diff --git a/drivers/clk/imx/clk-imx6q.c b/drivers/clk/imx/clk-imx6q.c index 0662db5d37c6..8c7c2fcb8d94 100644 --- a/drivers/clk/imx/clk-imx6q.c +++ b/drivers/clk/imx/clk-imx6q.c @@ -96,12 +96,6 @@ static const char *pll7_bypass_sels[] = { "pll7", "pll7_bypass_src", }; static struct clk *clk[IMX6QDL_CLK_END]; static struct clk_onecell_data clk_data; -static unsigned int const clks_init_on[] __initconst = { - IMX6QDL_CLK_MMDC_CH0_AXI, - IMX6QDL_CLK_ROM, - IMX6QDL_CLK_ARM, -}; - static struct clk_div_table clk_enet_ref_table[] = { { .val = 0, .div = 20, }, { .val = 1, .div = 10, }, @@ -417,7 +411,6 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) { struct device_node *np; void __iomem *anatop_base, *base; - int i; int ret; clk[IMX6QDL_CLK_DUMMY] = imx_clk_fixed("dummy", 0); @@ -794,7 +787,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk[IMX6QDL_CLK_MLB] = imx_clk_gate2("mlb", "mlb_podf", base + 0x74, 18); else clk[IMX6QDL_CLK_MLB] = imx_clk_gate2("mlb", "axi", base + 0x74, 18); - clk[IMX6QDL_CLK_MMDC_CH0_AXI] = imx_clk_gate2("mmdc_ch0_axi", "mmdc_ch0_axi_podf", base + 0x74, 20); + clk[IMX6QDL_CLK_MMDC_CH0_AXI] = imx_clk_gate2_flags("mmdc_ch0_axi", "mmdc_ch0_axi_podf", base + 0x74, 20, CLK_IS_CRITICAL); clk[IMX6QDL_CLK_MMDC_CH1_AXI] = imx_clk_gate2("mmdc_ch1_axi", "mmdc_ch1_axi_podf", base + 0x74, 22); clk[IMX6QDL_CLK_OCRAM] = imx_clk_gate2("ocram", "ahb", base + 0x74, 28); clk[IMX6QDL_CLK_OPENVG_AXI] = imx_clk_gate2("openvg_axi", "axi", base + 0x74, 30); @@ -808,7 +801,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk[IMX6QDL_CLK_GPMI_BCH] = imx_clk_gate2("gpmi_bch", "usdhc4", base + 0x78, 26); clk[IMX6QDL_CLK_GPMI_IO] = imx_clk_gate2("gpmi_io", "enfc", base + 0x78, 28); clk[IMX6QDL_CLK_GPMI_APB] = imx_clk_gate2("gpmi_apb", "usdhc3", base + 0x78, 30); - clk[IMX6QDL_CLK_ROM] = imx_clk_gate2("rom", "ahb", base + 0x7c, 0); + clk[IMX6QDL_CLK_ROM] = imx_clk_gate2_flags("rom", "ahb", base + 0x7c, 0, CLK_IS_CRITICAL); clk[IMX6QDL_CLK_SATA] = imx_clk_gate2("sata", "ahb", base + 0x7c, 4); clk[IMX6QDL_CLK_SDMA] = imx_clk_gate2("sdma", "ahb", base + 0x7c, 6); clk[IMX6QDL_CLK_SPBA] = imx_clk_gate2("spba", "ipg", base + 0x7c, 12); @@ -878,9 +871,6 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) */ clk_set_parent(clk[IMX6QDL_CLK_ENFC_SEL], clk[IMX6QDL_CLK_PLL2_PFD2_396M]); - for (i = 0; i < ARRAY_SIZE(clks_init_on); i++) - clk_prepare_enable(clk[clks_init_on[i]]); - if (IS_ENABLED(CONFIG_USB_MXS_PHY)) { clk_prepare_enable(clk[IMX6QDL_CLK_USBPHY1_GATE]); clk_prepare_enable(clk[IMX6QDL_CLK_USBPHY2_GATE]); diff --git a/drivers/clk/imx/clk-imx6sl.c b/drivers/clk/imx/clk-imx6sl.c index 66b1dd1cfad0..eb6bcbf345a3 100644 --- a/drivers/clk/imx/clk-imx6sl.c +++ b/drivers/clk/imx/clk-imx6sl.c @@ -104,10 +104,6 @@ static struct clk_onecell_data clk_data; static void __iomem *ccm_base; static void __iomem *anatop_base; -static const u32 clks_init_on[] __initconst = { - IMX6SL_CLK_IPG, IMX6SL_CLK_ARM, IMX6SL_CLK_MMDC_ROOT, -}; - /* * ERR005311 CCM: After exit from WAIT mode, unwanted interrupt(s) taken * during WAIT mode entry process could cause cache memory @@ -195,7 +191,6 @@ static void __init imx6sl_clocks_init(struct device_node *ccm_node) { struct device_node *np; void __iomem *base; - int i; int ret; clks[IMX6SL_CLK_DUMMY] = imx_clk_fixed("dummy", 0); @@ -426,13 +421,6 @@ static void __init imx6sl_clocks_init(struct device_node *ccm_node) pr_warn("%s: failed to set AHB clock rate %d!\n", __func__, ret); - /* - * Make sure those always on clocks are enabled to maintain the correct - * usecount and enabling/disabling of parent PLLs. - */ - for (i = 0; i < ARRAY_SIZE(clks_init_on); i++) - clk_prepare_enable(clks[clks_init_on[i]]); - if (IS_ENABLED(CONFIG_USB_MXS_PHY)) { clk_prepare_enable(clks[IMX6SL_CLK_USBPHY1_GATE]); clk_prepare_enable(clks[IMX6SL_CLK_USBPHY2_GATE]); diff --git a/drivers/clk/imx/clk-imx6sx.c b/drivers/clk/imx/clk-imx6sx.c index 10c771b91ef6..aed43910e26e 100644 --- a/drivers/clk/imx/clk-imx6sx.c +++ b/drivers/clk/imx/clk-imx6sx.c @@ -92,14 +92,6 @@ static const char *pll7_bypass_sels[] = { "pll7", "pll7_bypass_src", }; static struct clk *clks[IMX6SX_CLK_CLK_END]; static struct clk_onecell_data clk_data; -static int const clks_init_on[] __initconst = { - IMX6SX_CLK_AIPS_TZ1, IMX6SX_CLK_AIPS_TZ2, IMX6SX_CLK_AIPS_TZ3, - IMX6SX_CLK_IPMUX1, IMX6SX_CLK_IPMUX2, IMX6SX_CLK_IPMUX3, - IMX6SX_CLK_WAKEUP, IMX6SX_CLK_MMDC_P0_FAST, IMX6SX_CLK_MMDC_P0_IPG, - IMX6SX_CLK_ROM, IMX6SX_CLK_ARM, IMX6SX_CLK_IPG, IMX6SX_CLK_OCRAM, - IMX6SX_CLK_PER2_MAIN, IMX6SX_CLK_PERCLK, IMX6SX_CLK_TZASC1, -}; - static const struct clk_div_table clk_enet_ref_table[] = { { .val = 0, .div = 20, }, { .val = 1, .div = 10, }, @@ -142,7 +134,6 @@ static void __init imx6sx_clocks_init(struct device_node *ccm_node) { struct device_node *np; void __iomem *base; - int i; clks[IMX6SX_CLK_DUMMY] = imx_clk_fixed("dummy", 0); @@ -332,7 +323,7 @@ static void __init imx6sx_clocks_init(struct device_node *ccm_node) clks[IMX6SX_CLK_QSPI1_PODF] = imx_clk_divider("qspi1_podf", "qspi1_sel", base + 0x1c, 26, 3); clks[IMX6SX_CLK_EIM_SLOW_PODF] = imx_clk_divider("eim_slow_podf", "eim_slow_sel", base + 0x1c, 23, 3); clks[IMX6SX_CLK_LCDIF2_PODF] = imx_clk_divider("lcdif2_podf", "lcdif2_pred", base + 0x1c, 20, 3); - clks[IMX6SX_CLK_PERCLK] = imx_clk_divider("perclk", "perclk_sel", base + 0x1c, 0, 6); + clks[IMX6SX_CLK_PERCLK] = imx_clk_divider_flags("perclk", "perclk_sel", base + 0x1c, 0, 6, CLK_IS_CRITICAL); clks[IMX6SX_CLK_VID_PODF] = imx_clk_divider("vid_podf", "vid_sel", base + 0x20, 24, 2); clks[IMX6SX_CLK_CAN_PODF] = imx_clk_divider("can_podf", "can_sel", base + 0x20, 2, 6); clks[IMX6SX_CLK_USDHC4_PODF] = imx_clk_divider("usdhc4_podf", "usdhc4_sel", base + 0x24, 22, 3); @@ -380,8 +371,8 @@ static void __init imx6sx_clocks_init(struct device_node *ccm_node) /* name parent_name reg shift */ /* CCGR0 */ - clks[IMX6SX_CLK_AIPS_TZ1] = imx_clk_gate2("aips_tz1", "ahb", base + 0x68, 0); - clks[IMX6SX_CLK_AIPS_TZ2] = imx_clk_gate2("aips_tz2", "ahb", base + 0x68, 2); + clks[IMX6SX_CLK_AIPS_TZ1] = imx_clk_gate2_flags("aips_tz1", "ahb", base + 0x68, 0, CLK_IS_CRITICAL); + clks[IMX6SX_CLK_AIPS_TZ2] = imx_clk_gate2_flags("aips_tz2", "ahb", base + 0x68, 2, CLK_IS_CRITICAL); clks[IMX6SX_CLK_APBH_DMA] = imx_clk_gate2("apbh_dma", "usdhc3", base + 0x68, 4); clks[IMX6SX_CLK_ASRC_MEM] = imx_clk_gate2_shared("asrc_mem", "ahb", base + 0x68, 6, &share_count_asrc); clks[IMX6SX_CLK_ASRC_IPG] = imx_clk_gate2_shared("asrc_ipg", "ahb", base + 0x68, 6, &share_count_asrc); @@ -394,7 +385,7 @@ static void __init imx6sx_clocks_init(struct device_node *ccm_node) clks[IMX6SX_CLK_CAN2_SERIAL] = imx_clk_gate2("can2_serial", "can_podf", base + 0x68, 20); clks[IMX6SX_CLK_DCIC1] = imx_clk_gate2("dcic1", "display_podf", base + 0x68, 24); clks[IMX6SX_CLK_DCIC2] = imx_clk_gate2("dcic2", "display_podf", base + 0x68, 26); - clks[IMX6SX_CLK_AIPS_TZ3] = imx_clk_gate2("aips_tz3", "ahb", base + 0x68, 30); + clks[IMX6SX_CLK_AIPS_TZ3] = imx_clk_gate2_flags("aips_tz3", "ahb", base + 0x68, 30, CLK_IS_CRITICAL); /* CCGR1 */ clks[IMX6SX_CLK_ECSPI1] = imx_clk_gate2("ecspi1", "ecspi_podf", base + 0x6c, 0); @@ -407,7 +398,7 @@ static void __init imx6sx_clocks_init(struct device_node *ccm_node) clks[IMX6SX_CLK_ESAI_EXTAL] = imx_clk_gate2_shared("esai_extal", "esai_podf", base + 0x6c, 16, &share_count_esai); clks[IMX6SX_CLK_ESAI_IPG] = imx_clk_gate2_shared("esai_ipg", "ahb", base + 0x6c, 16, &share_count_esai); clks[IMX6SX_CLK_ESAI_MEM] = imx_clk_gate2_shared("esai_mem", "ahb", base + 0x6c, 16, &share_count_esai); - clks[IMX6SX_CLK_WAKEUP] = imx_clk_gate2("wakeup", "ipg", base + 0x6c, 18); + clks[IMX6SX_CLK_WAKEUP] = imx_clk_gate2_flags("wakeup", "ipg", base + 0x6c, 18, CLK_IS_CRITICAL); clks[IMX6SX_CLK_GPT_BUS] = imx_clk_gate2("gpt_bus", "perclk", base + 0x6c, 20); clks[IMX6SX_CLK_GPT_SERIAL] = imx_clk_gate2("gpt_serial", "perclk", base + 0x6c, 22); clks[IMX6SX_CLK_GPU] = imx_clk_gate2("gpu", "gpu_core_podf", base + 0x6c, 26); @@ -420,10 +411,10 @@ static void __init imx6sx_clocks_init(struct device_node *ccm_node) clks[IMX6SX_CLK_I2C3] = imx_clk_gate2("i2c3", "perclk", base + 0x70, 10); clks[IMX6SX_CLK_OCOTP] = imx_clk_gate2("ocotp", "ipg", base + 0x70, 12); clks[IMX6SX_CLK_IOMUXC] = imx_clk_gate2("iomuxc", "lcdif1_podf", base + 0x70, 14); - clks[IMX6SX_CLK_IPMUX1] = imx_clk_gate2("ipmux1", "ahb", base + 0x70, 16); - clks[IMX6SX_CLK_IPMUX2] = imx_clk_gate2("ipmux2", "ahb", base + 0x70, 18); - clks[IMX6SX_CLK_IPMUX3] = imx_clk_gate2("ipmux3", "ahb", base + 0x70, 20); - clks[IMX6SX_CLK_TZASC1] = imx_clk_gate2("tzasc1", "mmdc_podf", base + 0x70, 22); + clks[IMX6SX_CLK_IPMUX1] = imx_clk_gate2_flags("ipmux1", "ahb", base + 0x70, 16, CLK_IS_CRITICAL); + clks[IMX6SX_CLK_IPMUX2] = imx_clk_gate2_flags("ipmux2", "ahb", base + 0x70, 18, CLK_IS_CRITICAL); + clks[IMX6SX_CLK_IPMUX3] = imx_clk_gate2_flags("ipmux3", "ahb", base + 0x70, 20, CLK_IS_CRITICAL); + clks[IMX6SX_CLK_TZASC1] = imx_clk_gate2_flags("tzasc1", "mmdc_podf", base + 0x70, 22, CLK_IS_CRITICAL); clks[IMX6SX_CLK_LCDIF_APB] = imx_clk_gate2("lcdif_apb", "display_podf", base + 0x70, 28); clks[IMX6SX_CLK_PXP_AXI] = imx_clk_gate2("pxp_axi", "display_podf", base + 0x70, 30); @@ -437,15 +428,15 @@ static void __init imx6sx_clocks_init(struct device_node *ccm_node) clks[IMX6SX_CLK_LDB_DI0] = imx_clk_gate2("ldb_di0", "ldb_di0_div_sel", base + 0x74, 12); clks[IMX6SX_CLK_QSPI1] = imx_clk_gate2("qspi1", "qspi1_podf", base + 0x74, 14); clks[IMX6SX_CLK_MLB] = imx_clk_gate2("mlb", "ahb", base + 0x74, 18); - clks[IMX6SX_CLK_MMDC_P0_FAST] = imx_clk_gate2("mmdc_p0_fast", "mmdc_podf", base + 0x74, 20); - clks[IMX6SX_CLK_MMDC_P0_IPG] = imx_clk_gate2("mmdc_p0_ipg", "ipg", base + 0x74, 24); - clks[IMX6SX_CLK_OCRAM] = imx_clk_gate2("ocram", "ocram_podf", base + 0x74, 28); + clks[IMX6SX_CLK_MMDC_P0_FAST] = imx_clk_gate2_flags("mmdc_p0_fast", "mmdc_podf", base + 0x74, 20, CLK_IS_CRITICAL); + clks[IMX6SX_CLK_MMDC_P0_IPG] = imx_clk_gate2_flags("mmdc_p0_ipg", "ipg", base + 0x74, 24, CLK_IS_CRITICAL); + clks[IMX6SX_CLK_OCRAM] = imx_clk_gate2_flags("ocram", "ocram_podf", base + 0x74, 28, CLK_IS_CRITICAL); /* CCGR4 */ clks[IMX6SX_CLK_PCIE_AXI] = imx_clk_gate2("pcie_axi", "display_podf", base + 0x78, 0); clks[IMX6SX_CLK_QSPI2] = imx_clk_gate2("qspi2", "qspi2_podf", base + 0x78, 10); clks[IMX6SX_CLK_PER1_BCH] = imx_clk_gate2("per1_bch", "usdhc3", base + 0x78, 12); - clks[IMX6SX_CLK_PER2_MAIN] = imx_clk_gate2("per2_main", "ahb", base + 0x78, 14); + clks[IMX6SX_CLK_PER2_MAIN] = imx_clk_gate2_flags("per2_main", "ahb", base + 0x78, 14, CLK_IS_CRITICAL); clks[IMX6SX_CLK_PWM1] = imx_clk_gate2("pwm1", "perclk", base + 0x78, 16); clks[IMX6SX_CLK_PWM2] = imx_clk_gate2("pwm2", "perclk", base + 0x78, 18); clks[IMX6SX_CLK_PWM3] = imx_clk_gate2("pwm3", "perclk", base + 0x78, 20); @@ -456,7 +447,7 @@ static void __init imx6sx_clocks_init(struct device_node *ccm_node) clks[IMX6SX_CLK_GPMI_APB] = imx_clk_gate2("gpmi_apb", "usdhc3", base + 0x78, 30); /* CCGR5 */ - clks[IMX6SX_CLK_ROM] = imx_clk_gate2("rom", "ahb", base + 0x7c, 0); + clks[IMX6SX_CLK_ROM] = imx_clk_gate2_flags("rom", "ahb", base + 0x7c, 0, CLK_IS_CRITICAL); clks[IMX6SX_CLK_SDMA] = imx_clk_gate2("sdma", "ahb", base + 0x7c, 6); clks[IMX6SX_CLK_SPBA] = imx_clk_gate2("spba", "ipg", base + 0x7c, 12); clks[IMX6SX_CLK_AUDIO] = imx_clk_gate2_shared("audio", "audio_podf", base + 0x7c, 14, &share_count_audio); @@ -502,9 +493,6 @@ static void __init imx6sx_clocks_init(struct device_node *ccm_node) clk_data.clk_num = ARRAY_SIZE(clks); of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data); - for (i = 0; i < ARRAY_SIZE(clks_init_on); i++) - clk_prepare_enable(clks[clks_init_on[i]]); - if (IS_ENABLED(CONFIG_USB_MXS_PHY)) { clk_prepare_enable(clks[IMX6SX_CLK_USBPHY1_GATE]); clk_prepare_enable(clks[IMX6SX_CLK_USBPHY2_GATE]); diff --git a/drivers/clk/imx/clk-imx7d.c b/drivers/clk/imx/clk-imx7d.c index 27217a7ea17e..881b772c4ac9 100644 --- a/drivers/clk/imx/clk-imx7d.c +++ b/drivers/clk/imx/clk-imx7d.c @@ -797,6 +797,7 @@ static void __init imx7d_clocks_init(struct device_node *ccm_node) clks[IMX7D_DRAM_ALT_ROOT_CLK] = imx_clk_gate4("dram_alt_root_clk", "dram_alt_post_div", base + 0x4130, 0); clks[IMX7D_OCOTP_CLK] = imx_clk_gate4("ocotp_clk", "ipg_root_clk", base + 0x4230, 0); clks[IMX7D_SNVS_CLK] = imx_clk_gate4("snvs_clk", "ipg_root_clk", base + 0x4250, 0); + clks[IMX7D_MU_ROOT_CLK] = imx_clk_gate4("mu_root_clk", "ipg_root_clk", base + 0x4270, 0); clks[IMX7D_CAAM_CLK] = imx_clk_gate4("caam_clk", "ipg_root_clk", base + 0x4240, 0); clks[IMX7D_USB_HSIC_ROOT_CLK] = imx_clk_gate4("usb_hsic_root_clk", "usb_hsic_post_div", base + 0x4690, 0); clks[IMX7D_SDMA_CORE_CLK] = imx_clk_gate4("sdma_root_clk", "ahb_root_clk", base + 0x4480, 0); diff --git a/drivers/clk/meson/Kconfig b/drivers/clk/meson/Kconfig index 815659eebea3..efaa70f682b4 100644 --- a/drivers/clk/meson/Kconfig +++ b/drivers/clk/meson/Kconfig @@ -1,13 +1,19 @@ config COMMON_CLK_AMLOGIC bool - depends on OF depends on ARCH_MESON || COMPILE_TEST + select COMMON_CLK_REGMAP_MESON + +config COMMON_CLK_AMLOGIC_AUDIO + bool + depends on ARCH_MESON || COMPILE_TEST + select COMMON_CLK_AMLOGIC config COMMON_CLK_MESON_AO bool depends on OF depends on ARCH_MESON || COMPILE_TEST select COMMON_CLK_REGMAP_MESON + select RESET_CONTROLLER config COMMON_CLK_REGMAP_MESON bool @@ -15,9 +21,8 @@ config COMMON_CLK_REGMAP_MESON config COMMON_CLK_MESON8B bool - depends on COMMON_CLK_AMLOGIC + select COMMON_CLK_AMLOGIC select RESET_CONTROLLER - select COMMON_CLK_REGMAP_MESON help Support for the clock controller on AmLogic S802 (Meson8), S805 (Meson8b) and S812 (Meson8m2) devices. Say Y if you @@ -25,10 +30,8 @@ config COMMON_CLK_MESON8B config COMMON_CLK_GXBB bool - depends on COMMON_CLK_AMLOGIC - select RESET_CONTROLLER + select COMMON_CLK_AMLOGIC select COMMON_CLK_MESON_AO - select COMMON_CLK_REGMAP_MESON select MFD_SYSCON help Support for the clock controller on AmLogic S905 devices, aka gxbb. @@ -36,11 +39,18 @@ config COMMON_CLK_GXBB config COMMON_CLK_AXG bool - depends on COMMON_CLK_AMLOGIC - select RESET_CONTROLLER + select COMMON_CLK_AMLOGIC select COMMON_CLK_MESON_AO - select COMMON_CLK_REGMAP_MESON select MFD_SYSCON help Support for the clock controller on AmLogic A113D devices, aka axg. Say Y if you want peripherals and CPU frequency scaling to work. + +config COMMON_CLK_AXG_AUDIO + tristate "Meson AXG Audio Clock Controller Driver" + depends on COMMON_CLK_AXG + select COMMON_CLK_AMLOGIC_AUDIO + select MFD_SYSCON + help + Support for the audio clock controller on AmLogic A113D devices, + aka axg, Say Y if you want audio subsystem to work. diff --git a/drivers/clk/meson/Makefile b/drivers/clk/meson/Makefile index d0d13aeb369a..72ec8c40d848 100644 --- a/drivers/clk/meson/Makefile +++ b/drivers/clk/meson/Makefile @@ -2,9 +2,11 @@ # Makefile for Meson specific clk # -obj-$(CONFIG_COMMON_CLK_AMLOGIC) += clk-pll.o clk-mpll.o clk-audio-divider.o +obj-$(CONFIG_COMMON_CLK_AMLOGIC) += clk-pll.o clk-mpll.o clk-phase.o +obj-$(CONFIG_COMMON_CLK_AMLOGIC_AUDIO) += clk-triphase.o sclk-div.o obj-$(CONFIG_COMMON_CLK_MESON_AO) += meson-aoclk.o obj-$(CONFIG_COMMON_CLK_MESON8B) += meson8b.o obj-$(CONFIG_COMMON_CLK_GXBB) += gxbb.o gxbb-aoclk.o gxbb-aoclk-32k.o obj-$(CONFIG_COMMON_CLK_AXG) += axg.o axg-aoclk.o +obj-$(CONFIG_COMMON_CLK_AXG_AUDIO) += axg-audio.o obj-$(CONFIG_COMMON_CLK_REGMAP_MESON) += clk-regmap.o diff --git a/drivers/clk/meson/axg-audio.c b/drivers/clk/meson/axg-audio.c new file mode 100644 index 000000000000..a0ed41e73bde --- /dev/null +++ b/drivers/clk/meson/axg-audio.c @@ -0,0 +1,845 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* + * Copyright (c) 2018 BayLibre, SAS. + * Author: Jerome Brunet <jbrunet@baylibre.com> + */ + +#include <linux/clk.h> +#include <linux/clk-provider.h> +#include <linux/init.h> +#include <linux/of_device.h> +#include <linux/module.h> +#include <linux/platform_device.h> +#include <linux/regmap.h> +#include <linux/reset.h> +#include <linux/slab.h> + +#include "clkc-audio.h" +#include "axg-audio.h" + +#define AXG_MST_IN_COUNT 8 +#define AXG_SLV_SCLK_COUNT 10 +#define AXG_SLV_LRCLK_COUNT 10 + +#define AXG_AUD_GATE(_name, _reg, _bit, _pname, _iflags) \ +struct clk_regmap axg_##_name = { \ + .data = &(struct clk_regmap_gate_data){ \ + .offset = (_reg), \ + .bit_idx = (_bit), \ + }, \ + .hw.init = &(struct clk_init_data) { \ + .name = "axg_"#_name, \ + .ops = &clk_regmap_gate_ops, \ + .parent_names = (const char *[]){ _pname }, \ + .num_parents = 1, \ + .flags = CLK_DUTY_CYCLE_PARENT | (_iflags), \ + }, \ +} + +#define AXG_AUD_MUX(_name, _reg, _mask, _shift, _dflags, _pnames, _iflags) \ +struct clk_regmap axg_##_name = { \ + .data = &(struct clk_regmap_mux_data){ \ + .offset = (_reg), \ + .mask = (_mask), \ + .shift = (_shift), \ + .flags = (_dflags), \ + }, \ + .hw.init = &(struct clk_init_data){ \ + .name = "axg_"#_name, \ + .ops = &clk_regmap_mux_ops, \ + .parent_names = (_pnames), \ + .num_parents = ARRAY_SIZE(_pnames), \ + .flags = CLK_DUTY_CYCLE_PARENT | (_iflags), \ + }, \ +} + +#define AXG_AUD_DIV(_name, _reg, _shift, _width, _dflags, _pname, _iflags) \ +struct clk_regmap axg_##_name = { \ + .data = &(struct clk_regmap_div_data){ \ + .offset = (_reg), \ + .shift = (_shift), \ + .width = (_width), \ + .flags = (_dflags), \ + }, \ + .hw.init = &(struct clk_init_data){ \ + .name = "axg_"#_name, \ + .ops = &clk_regmap_divider_ops, \ + .parent_names = (const char *[]) { _pname }, \ + .num_parents = 1, \ + .flags = (_iflags), \ + }, \ +} + +#define AXG_PCLK_GATE(_name, _bit) \ + AXG_AUD_GATE(_name, AUDIO_CLK_GATE_EN, _bit, "axg_audio_pclk", 0) + +/* Audio peripheral clocks */ +static AXG_PCLK_GATE(ddr_arb, 0); +static AXG_PCLK_GATE(pdm, 1); +static AXG_PCLK_GATE(tdmin_a, 2); +static AXG_PCLK_GATE(tdmin_b, 3); +static AXG_PCLK_GATE(tdmin_c, 4); +static AXG_PCLK_GATE(tdmin_lb, 5); +static AXG_PCLK_GATE(tdmout_a, 6); +static AXG_PCLK_GATE(tdmout_b, 7); +static AXG_PCLK_GATE(tdmout_c, 8); +static AXG_PCLK_GATE(frddr_a, 9); +static AXG_PCLK_GATE(frddr_b, 10); +static AXG_PCLK_GATE(frddr_c, 11); +static AXG_PCLK_GATE(toddr_a, 12); +static AXG_PCLK_GATE(toddr_b, 13); +static AXG_PCLK_GATE(toddr_c, 14); +static AXG_PCLK_GATE(loopback, 15); +static AXG_PCLK_GATE(spdifin, 16); +static AXG_PCLK_GATE(spdifout, 17); +static AXG_PCLK_GATE(resample, 18); +static AXG_PCLK_GATE(power_detect, 19); + +/* Audio Master Clocks */ +static const char * const mst_mux_parent_names[] = { + "axg_mst_in0", "axg_mst_in1", "axg_mst_in2", "axg_mst_in3", + "axg_mst_in4", "axg_mst_in5", "axg_mst_in6", "axg_mst_in7", +}; + +#define AXG_MST_MCLK_MUX(_name, _reg) \ + AXG_AUD_MUX(_name##_sel, _reg, 0x7, 24, CLK_MUX_ROUND_CLOSEST, \ + mst_mux_parent_names, CLK_SET_RATE_PARENT) + +static AXG_MST_MCLK_MUX(mst_a_mclk, AUDIO_MCLK_A_CTRL); +static AXG_MST_MCLK_MUX(mst_b_mclk, AUDIO_MCLK_B_CTRL); +static AXG_MST_MCLK_MUX(mst_c_mclk, AUDIO_MCLK_C_CTRL); +static AXG_MST_MCLK_MUX(mst_d_mclk, AUDIO_MCLK_D_CTRL); +static AXG_MST_MCLK_MUX(mst_e_mclk, AUDIO_MCLK_E_CTRL); +static AXG_MST_MCLK_MUX(mst_f_mclk, AUDIO_MCLK_F_CTRL); +static AXG_MST_MCLK_MUX(spdifout_clk, AUDIO_CLK_SPDIFOUT_CTRL); +static AXG_MST_MCLK_MUX(spdifin_clk, AUDIO_CLK_SPDIFIN_CTRL); +static AXG_MST_MCLK_MUX(pdm_dclk, AUDIO_CLK_PDMIN_CTRL0); +static AXG_MST_MCLK_MUX(pdm_sysclk, AUDIO_CLK_PDMIN_CTRL1); + +#define AXG_MST_MCLK_DIV(_name, _reg) \ + AXG_AUD_DIV(_name##_div, _reg, 0, 16, CLK_DIVIDER_ROUND_CLOSEST, \ + "axg_"#_name"_sel", CLK_SET_RATE_PARENT) \ + +static AXG_MST_MCLK_DIV(mst_a_mclk, AUDIO_MCLK_A_CTRL); +static AXG_MST_MCLK_DIV(mst_b_mclk, AUDIO_MCLK_B_CTRL); +static AXG_MST_MCLK_DIV(mst_c_mclk, AUDIO_MCLK_C_CTRL); +static AXG_MST_MCLK_DIV(mst_d_mclk, AUDIO_MCLK_D_CTRL); +static AXG_MST_MCLK_DIV(mst_e_mclk, AUDIO_MCLK_E_CTRL); +static AXG_MST_MCLK_DIV(mst_f_mclk, AUDIO_MCLK_F_CTRL); +static AXG_MST_MCLK_DIV(spdifout_clk, AUDIO_CLK_SPDIFOUT_CTRL); +static AXG_MST_MCLK_DIV(spdifin_clk, AUDIO_CLK_SPDIFIN_CTRL); +static AXG_MST_MCLK_DIV(pdm_dclk, AUDIO_CLK_PDMIN_CTRL0); +static AXG_MST_MCLK_DIV(pdm_sysclk, AUDIO_CLK_PDMIN_CTRL1); + +#define AXG_MST_MCLK_GATE(_name, _reg) \ + AXG_AUD_GATE(_name, _reg, 31, "axg_"#_name"_div", \ + CLK_SET_RATE_PARENT) + +static AXG_MST_MCLK_GATE(mst_a_mclk, AUDIO_MCLK_A_CTRL); +static AXG_MST_MCLK_GATE(mst_b_mclk, AUDIO_MCLK_B_CTRL); +static AXG_MST_MCLK_GATE(mst_c_mclk, AUDIO_MCLK_C_CTRL); +static AXG_MST_MCLK_GATE(mst_d_mclk, AUDIO_MCLK_D_CTRL); +static AXG_MST_MCLK_GATE(mst_e_mclk, AUDIO_MCLK_E_CTRL); +static AXG_MST_MCLK_GATE(mst_f_mclk, AUDIO_MCLK_F_CTRL); +static AXG_MST_MCLK_GATE(spdifout_clk, AUDIO_CLK_SPDIFOUT_CTRL); +static AXG_MST_MCLK_GATE(spdifin_clk, AUDIO_CLK_SPDIFIN_CTRL); +static AXG_MST_MCLK_GATE(pdm_dclk, AUDIO_CLK_PDMIN_CTRL0); +static AXG_MST_MCLK_GATE(pdm_sysclk, AUDIO_CLK_PDMIN_CTRL1); + +/* Sample Clocks */ +#define AXG_MST_SCLK_PRE_EN(_name, _reg) \ + AXG_AUD_GATE(mst_##_name##_sclk_pre_en, _reg, 31, \ + "axg_mst_"#_name"_mclk", 0) + +static AXG_MST_SCLK_PRE_EN(a, AUDIO_MST_A_SCLK_CTRL0); +static AXG_MST_SCLK_PRE_EN(b, AUDIO_MST_B_SCLK_CTRL0); +static AXG_MST_SCLK_PRE_EN(c, AUDIO_MST_C_SCLK_CTRL0); +static AXG_MST_SCLK_PRE_EN(d, AUDIO_MST_D_SCLK_CTRL0); +static AXG_MST_SCLK_PRE_EN(e, AUDIO_MST_E_SCLK_CTRL0); +static AXG_MST_SCLK_PRE_EN(f, AUDIO_MST_F_SCLK_CTRL0); + +#define AXG_AUD_SCLK_DIV(_name, _reg, _div_shift, _div_width, \ + _hi_shift, _hi_width, _pname, _iflags) \ +struct clk_regmap axg_##_name = { \ + .data = &(struct meson_sclk_div_data) { \ + .div = { \ + .reg_off = (_reg), \ + .shift = (_div_shift), \ + .width = (_div_width), \ + }, \ + .hi = { \ + .reg_off = (_reg), \ + .shift = (_hi_shift), \ + .width = (_hi_width), \ + }, \ + }, \ + .hw.init = &(struct clk_init_data) { \ + .name = "axg_"#_name, \ + .ops = &meson_sclk_div_ops, \ + .parent_names = (const char *[]) { _pname }, \ + .num_parents = 1, \ + .flags = (_iflags), \ + }, \ +} + +#define AXG_MST_SCLK_DIV(_name, _reg) \ + AXG_AUD_SCLK_DIV(mst_##_name##_sclk_div, _reg, 20, 10, 0, 0, \ + "axg_mst_"#_name"_sclk_pre_en", \ + CLK_SET_RATE_PARENT) + +static AXG_MST_SCLK_DIV(a, AUDIO_MST_A_SCLK_CTRL0); +static AXG_MST_SCLK_DIV(b, AUDIO_MST_B_SCLK_CTRL0); +static AXG_MST_SCLK_DIV(c, AUDIO_MST_C_SCLK_CTRL0); +static AXG_MST_SCLK_DIV(d, AUDIO_MST_D_SCLK_CTRL0); +static AXG_MST_SCLK_DIV(e, AUDIO_MST_E_SCLK_CTRL0); +static AXG_MST_SCLK_DIV(f, AUDIO_MST_F_SCLK_CTRL0); + +#define AXG_MST_SCLK_POST_EN(_name, _reg) \ + AXG_AUD_GATE(mst_##_name##_sclk_post_en, _reg, 30, \ + "axg_mst_"#_name"_sclk_div", CLK_SET_RATE_PARENT) + +static AXG_MST_SCLK_POST_EN(a, AUDIO_MST_A_SCLK_CTRL0); +static AXG_MST_SCLK_POST_EN(b, AUDIO_MST_B_SCLK_CTRL0); +static AXG_MST_SCLK_POST_EN(c, AUDIO_MST_C_SCLK_CTRL0); +static AXG_MST_SCLK_POST_EN(d, AUDIO_MST_D_SCLK_CTRL0); +static AXG_MST_SCLK_POST_EN(e, AUDIO_MST_E_SCLK_CTRL0); +static AXG_MST_SCLK_POST_EN(f, AUDIO_MST_F_SCLK_CTRL0); + +#define AXG_AUD_TRIPHASE(_name, _reg, _width, _shift0, _shift1, _shift2, \ + _pname, _iflags) \ +struct clk_regmap axg_##_name = { \ + .data = &(struct meson_clk_triphase_data) { \ + .ph0 = { \ + .reg_off = (_reg), \ + .shift = (_shift0), \ + .width = (_width), \ + }, \ + .ph1 = { \ + .reg_off = (_reg), \ + .shift = (_shift1), \ + .width = (_width), \ + }, \ + .ph2 = { \ + .reg_off = (_reg), \ + .shift = (_shift2), \ + .width = (_width), \ + }, \ + }, \ + .hw.init = &(struct clk_init_data) { \ + .name = "axg_"#_name, \ + .ops = &meson_clk_triphase_ops, \ + .parent_names = (const char *[]) { _pname }, \ + .num_parents = 1, \ + .flags = CLK_DUTY_CYCLE_PARENT | (_iflags), \ + }, \ +} + +#define AXG_MST_SCLK(_name, _reg) \ + AXG_AUD_TRIPHASE(mst_##_name##_sclk, _reg, 1, 0, 2, 4, \ + "axg_mst_"#_name"_sclk_post_en", CLK_SET_RATE_PARENT) + +static AXG_MST_SCLK(a, AUDIO_MST_A_SCLK_CTRL1); +static AXG_MST_SCLK(b, AUDIO_MST_B_SCLK_CTRL1); +static AXG_MST_SCLK(c, AUDIO_MST_C_SCLK_CTRL1); +static AXG_MST_SCLK(d, AUDIO_MST_D_SCLK_CTRL1); +static AXG_MST_SCLK(e, AUDIO_MST_E_SCLK_CTRL1); +static AXG_MST_SCLK(f, AUDIO_MST_F_SCLK_CTRL1); + +#define AXG_MST_LRCLK_DIV(_name, _reg) \ + AXG_AUD_SCLK_DIV(mst_##_name##_lrclk_div, _reg, 0, 10, 10, 10, \ + "axg_mst_"#_name"_sclk_post_en", 0) \ + +static AXG_MST_LRCLK_DIV(a, AUDIO_MST_A_SCLK_CTRL0); +static AXG_MST_LRCLK_DIV(b, AUDIO_MST_B_SCLK_CTRL0); +static AXG_MST_LRCLK_DIV(c, AUDIO_MST_C_SCLK_CTRL0); +static AXG_MST_LRCLK_DIV(d, AUDIO_MST_D_SCLK_CTRL0); +static AXG_MST_LRCLK_DIV(e, AUDIO_MST_E_SCLK_CTRL0); +static AXG_MST_LRCLK_DIV(f, AUDIO_MST_F_SCLK_CTRL0); + +#define AXG_MST_LRCLK(_name, _reg) \ + AXG_AUD_TRIPHASE(mst_##_name##_lrclk, _reg, 1, 1, 3, 5, \ + "axg_mst_"#_name"_lrclk_div", CLK_SET_RATE_PARENT) + +static AXG_MST_LRCLK(a, AUDIO_MST_A_SCLK_CTRL1); +static AXG_MST_LRCLK(b, AUDIO_MST_B_SCLK_CTRL1); +static AXG_MST_LRCLK(c, AUDIO_MST_C_SCLK_CTRL1); +static AXG_MST_LRCLK(d, AUDIO_MST_D_SCLK_CTRL1); +static AXG_MST_LRCLK(e, AUDIO_MST_E_SCLK_CTRL1); +static AXG_MST_LRCLK(f, AUDIO_MST_F_SCLK_CTRL1); + +static const char * const tdm_sclk_parent_names[] = { + "axg_mst_a_sclk", "axg_mst_b_sclk", "axg_mst_c_sclk", + "axg_mst_d_sclk", "axg_mst_e_sclk", "axg_mst_f_sclk", + "axg_slv_sclk0", "axg_slv_sclk1", "axg_slv_sclk2", + "axg_slv_sclk3", "axg_slv_sclk4", "axg_slv_sclk5", + "axg_slv_sclk6", "axg_slv_sclk7", "axg_slv_sclk8", + "axg_slv_sclk9" +}; + +#define AXG_TDM_SCLK_MUX(_name, _reg) \ + AXG_AUD_MUX(tdm##_name##_sclk_sel, _reg, 0xf, 24, \ + CLK_MUX_ROUND_CLOSEST, \ + tdm_sclk_parent_names, 0) + +static AXG_TDM_SCLK_MUX(in_a, AUDIO_CLK_TDMIN_A_CTRL); +static AXG_TDM_SCLK_MUX(in_b, AUDIO_CLK_TDMIN_B_CTRL); +static AXG_TDM_SCLK_MUX(in_c, AUDIO_CLK_TDMIN_C_CTRL); +static AXG_TDM_SCLK_MUX(in_lb, AUDIO_CLK_TDMIN_LB_CTRL); +static AXG_TDM_SCLK_MUX(out_a, AUDIO_CLK_TDMOUT_A_CTRL); +static AXG_TDM_SCLK_MUX(out_b, AUDIO_CLK_TDMOUT_B_CTRL); +static AXG_TDM_SCLK_MUX(out_c, AUDIO_CLK_TDMOUT_C_CTRL); + +#define AXG_TDM_SCLK_PRE_EN(_name, _reg) \ + AXG_AUD_GATE(tdm##_name##_sclk_pre_en, _reg, 31, \ + "axg_tdm"#_name"_sclk_sel", CLK_SET_RATE_PARENT) + +static AXG_TDM_SCLK_PRE_EN(in_a, AUDIO_CLK_TDMIN_A_CTRL); +static AXG_TDM_SCLK_PRE_EN(in_b, AUDIO_CLK_TDMIN_B_CTRL); +static AXG_TDM_SCLK_PRE_EN(in_c, AUDIO_CLK_TDMIN_C_CTRL); +static AXG_TDM_SCLK_PRE_EN(in_lb, AUDIO_CLK_TDMIN_LB_CTRL); +static AXG_TDM_SCLK_PRE_EN(out_a, AUDIO_CLK_TDMOUT_A_CTRL); +static AXG_TDM_SCLK_PRE_EN(out_b, AUDIO_CLK_TDMOUT_B_CTRL); +static AXG_TDM_SCLK_PRE_EN(out_c, AUDIO_CLK_TDMOUT_C_CTRL); + +#define AXG_TDM_SCLK_POST_EN(_name, _reg) \ + AXG_AUD_GATE(tdm##_name##_sclk_post_en, _reg, 30, \ + "axg_tdm"#_name"_sclk_pre_en", CLK_SET_RATE_PARENT) + +static AXG_TDM_SCLK_POST_EN(in_a, AUDIO_CLK_TDMIN_A_CTRL); +static AXG_TDM_SCLK_POST_EN(in_b, AUDIO_CLK_TDMIN_B_CTRL); +static AXG_TDM_SCLK_POST_EN(in_c, AUDIO_CLK_TDMIN_C_CTRL); +static AXG_TDM_SCLK_POST_EN(in_lb, AUDIO_CLK_TDMIN_LB_CTRL); +static AXG_TDM_SCLK_POST_EN(out_a, AUDIO_CLK_TDMOUT_A_CTRL); +static AXG_TDM_SCLK_POST_EN(out_b, AUDIO_CLK_TDMOUT_B_CTRL); +static AXG_TDM_SCLK_POST_EN(out_c, AUDIO_CLK_TDMOUT_C_CTRL); + +#define AXG_TDM_SCLK(_name, _reg) \ + struct clk_regmap axg_tdm##_name##_sclk = { \ + .data = &(struct meson_clk_phase_data) { \ + .ph = { \ + .reg_off = (_reg), \ + .shift = 29, \ + .width = 1, \ + }, \ + }, \ + .hw.init = &(struct clk_init_data) { \ + .name = "axg_tdm"#_name"_sclk", \ + .ops = &meson_clk_phase_ops, \ + .parent_names = (const char *[]) \ + { "axg_tdm"#_name"_sclk_post_en" }, \ + .num_parents = 1, \ + .flags = CLK_DUTY_CYCLE_PARENT | CLK_SET_RATE_PARENT, \ + }, \ +} + +static AXG_TDM_SCLK(in_a, AUDIO_CLK_TDMIN_A_CTRL); +static AXG_TDM_SCLK(in_b, AUDIO_CLK_TDMIN_B_CTRL); +static AXG_TDM_SCLK(in_c, AUDIO_CLK_TDMIN_C_CTRL); +static AXG_TDM_SCLK(in_lb, AUDIO_CLK_TDMIN_LB_CTRL); +static AXG_TDM_SCLK(out_a, AUDIO_CLK_TDMOUT_A_CTRL); +static AXG_TDM_SCLK(out_b, AUDIO_CLK_TDMOUT_B_CTRL); +static AXG_TDM_SCLK(out_c, AUDIO_CLK_TDMOUT_C_CTRL); + +static const char * const tdm_lrclk_parent_names[] = { + "axg_mst_a_lrclk", "axg_mst_b_lrclk", "axg_mst_c_lrclk", + "axg_mst_d_lrclk", "axg_mst_e_lrclk", "axg_mst_f_lrclk", + "axg_slv_lrclk0", "axg_slv_lrclk1", "axg_slv_lrclk2", + "axg_slv_lrclk3", "axg_slv_lrclk4", "axg_slv_lrclk5", + "axg_slv_lrclk6", "axg_slv_lrclk7", "axg_slv_lrclk8", + "axg_slv_lrclk9" +}; + +#define AXG_TDM_LRLCK(_name, _reg) \ + AXG_AUD_MUX(tdm##_name##_lrclk, _reg, 0xf, 20, \ + CLK_MUX_ROUND_CLOSEST, \ + tdm_lrclk_parent_names, 0) + +static AXG_TDM_LRLCK(in_a, AUDIO_CLK_TDMIN_A_CTRL); +static AXG_TDM_LRLCK(in_b, AUDIO_CLK_TDMIN_B_CTRL); +static AXG_TDM_LRLCK(in_c, AUDIO_CLK_TDMIN_C_CTRL); +static AXG_TDM_LRLCK(in_lb, AUDIO_CLK_TDMIN_LB_CTRL); +static AXG_TDM_LRLCK(out_a, AUDIO_CLK_TDMOUT_A_CTRL); +static AXG_TDM_LRLCK(out_b, AUDIO_CLK_TDMOUT_B_CTRL); +static AXG_TDM_LRLCK(out_c, AUDIO_CLK_TDMOUT_C_CTRL); + +/* + * Array of all clocks provided by this provider + * The input clocks of the controller will be populated at runtime + */ +static struct clk_hw_onecell_data axg_audio_hw_onecell_data = { + .hws = { + [AUD_CLKID_DDR_ARB] = &axg_ddr_arb.hw, + [AUD_CLKID_PDM] = &axg_pdm.hw, + [AUD_CLKID_TDMIN_A] = &axg_tdmin_a.hw, + [AUD_CLKID_TDMIN_B] = &axg_tdmin_b.hw, + [AUD_CLKID_TDMIN_C] = &axg_tdmin_c.hw, + [AUD_CLKID_TDMIN_LB] = &axg_tdmin_lb.hw, + [AUD_CLKID_TDMOUT_A] = &axg_tdmout_a.hw, + [AUD_CLKID_TDMOUT_B] = &axg_tdmout_b.hw, + [AUD_CLKID_TDMOUT_C] = &axg_tdmout_c.hw, + [AUD_CLKID_FRDDR_A] = &axg_frddr_a.hw, + [AUD_CLKID_FRDDR_B] = &axg_frddr_b.hw, + [AUD_CLKID_FRDDR_C] = &axg_frddr_c.hw, + [AUD_CLKID_TODDR_A] = &axg_toddr_a.hw, + [AUD_CLKID_TODDR_B] = &axg_toddr_b.hw, + [AUD_CLKID_TODDR_C] = &axg_toddr_c.hw, + [AUD_CLKID_LOOPBACK] = &axg_loopback.hw, + [AUD_CLKID_SPDIFIN] = &axg_spdifin.hw, + [AUD_CLKID_SPDIFOUT] = &axg_spdifout.hw, + [AUD_CLKID_RESAMPLE] = &axg_resample.hw, + [AUD_CLKID_POWER_DETECT] = &axg_power_detect.hw, + [AUD_CLKID_MST_A_MCLK_SEL] = &axg_mst_a_mclk_sel.hw, + [AUD_CLKID_MST_B_MCLK_SEL] = &axg_mst_b_mclk_sel.hw, + [AUD_CLKID_MST_C_MCLK_SEL] = &axg_mst_c_mclk_sel.hw, + [AUD_CLKID_MST_D_MCLK_SEL] = &axg_mst_d_mclk_sel.hw, + [AUD_CLKID_MST_E_MCLK_SEL] = &axg_mst_e_mclk_sel.hw, + [AUD_CLKID_MST_F_MCLK_SEL] = &axg_mst_f_mclk_sel.hw, + [AUD_CLKID_MST_A_MCLK_DIV] = &axg_mst_a_mclk_div.hw, + [AUD_CLKID_MST_B_MCLK_DIV] = &axg_mst_b_mclk_div.hw, + [AUD_CLKID_MST_C_MCLK_DIV] = &axg_mst_c_mclk_div.hw, + [AUD_CLKID_MST_D_MCLK_DIV] = &axg_mst_d_mclk_div.hw, + [AUD_CLKID_MST_E_MCLK_DIV] = &axg_mst_e_mclk_div.hw, + [AUD_CLKID_MST_F_MCLK_DIV] = &axg_mst_f_mclk_div.hw, + [AUD_CLKID_MST_A_MCLK] = &axg_mst_a_mclk.hw, + [AUD_CLKID_MST_B_MCLK] = &axg_mst_b_mclk.hw, + [AUD_CLKID_MST_C_MCLK] = &axg_mst_c_mclk.hw, + [AUD_CLKID_MST_D_MCLK] = &axg_mst_d_mclk.hw, + [AUD_CLKID_MST_E_MCLK] = &axg_mst_e_mclk.hw, + [AUD_CLKID_MST_F_MCLK] = &axg_mst_f_mclk.hw, + [AUD_CLKID_SPDIFOUT_CLK_SEL] = &axg_spdifout_clk_sel.hw, + [AUD_CLKID_SPDIFOUT_CLK_DIV] = &axg_spdifout_clk_div.hw, + [AUD_CLKID_SPDIFOUT_CLK] = &axg_spdifout_clk.hw, + [AUD_CLKID_SPDIFIN_CLK_SEL] = &axg_spdifin_clk_sel.hw, + [AUD_CLKID_SPDIFIN_CLK_DIV] = &axg_spdifin_clk_div.hw, + [AUD_CLKID_SPDIFIN_CLK] = &axg_spdifin_clk.hw, + [AUD_CLKID_PDM_DCLK_SEL] = &axg_pdm_dclk_sel.hw, + [AUD_CLKID_PDM_DCLK_DIV] = &axg_pdm_dclk_div.hw, + [AUD_CLKID_PDM_DCLK] = &axg_pdm_dclk.hw, + [AUD_CLKID_PDM_SYSCLK_SEL] = &axg_pdm_sysclk_sel.hw, + [AUD_CLKID_PDM_SYSCLK_DIV] = &axg_pdm_sysclk_div.hw, + [AUD_CLKID_PDM_SYSCLK] = &axg_pdm_sysclk.hw, + [AUD_CLKID_MST_A_SCLK_PRE_EN] = &axg_mst_a_sclk_pre_en.hw, + [AUD_CLKID_MST_B_SCLK_PRE_EN] = &axg_mst_b_sclk_pre_en.hw, + [AUD_CLKID_MST_C_SCLK_PRE_EN] = &axg_mst_c_sclk_pre_en.hw, + [AUD_CLKID_MST_D_SCLK_PRE_EN] = &axg_mst_d_sclk_pre_en.hw, + [AUD_CLKID_MST_E_SCLK_PRE_EN] = &axg_mst_e_sclk_pre_en.hw, + [AUD_CLKID_MST_F_SCLK_PRE_EN] = &axg_mst_f_sclk_pre_en.hw, + [AUD_CLKID_MST_A_SCLK_DIV] = &axg_mst_a_sclk_div.hw, + [AUD_CLKID_MST_B_SCLK_DIV] = &axg_mst_b_sclk_div.hw, + [AUD_CLKID_MST_C_SCLK_DIV] = &axg_mst_c_sclk_div.hw, + [AUD_CLKID_MST_D_SCLK_DIV] = &axg_mst_d_sclk_div.hw, + [AUD_CLKID_MST_E_SCLK_DIV] = &axg_mst_e_sclk_div.hw, + [AUD_CLKID_MST_F_SCLK_DIV] = &axg_mst_f_sclk_div.hw, + [AUD_CLKID_MST_A_SCLK_POST_EN] = &axg_mst_a_sclk_post_en.hw, + [AUD_CLKID_MST_B_SCLK_POST_EN] = &axg_mst_b_sclk_post_en.hw, + [AUD_CLKID_MST_C_SCLK_POST_EN] = &axg_mst_c_sclk_post_en.hw, + [AUD_CLKID_MST_D_SCLK_POST_EN] = &axg_mst_d_sclk_post_en.hw, + [AUD_CLKID_MST_E_SCLK_POST_EN] = &axg_mst_e_sclk_post_en.hw, + [AUD_CLKID_MST_F_SCLK_POST_EN] = &axg_mst_f_sclk_post_en.hw, + [AUD_CLKID_MST_A_SCLK] = &axg_mst_a_sclk.hw, + [AUD_CLKID_MST_B_SCLK] = &axg_mst_b_sclk.hw, + [AUD_CLKID_MST_C_SCLK] = &axg_mst_c_sclk.hw, + [AUD_CLKID_MST_D_SCLK] = &axg_mst_d_sclk.hw, + [AUD_CLKID_MST_E_SCLK] = &axg_mst_e_sclk.hw, + [AUD_CLKID_MST_F_SCLK] = &axg_mst_f_sclk.hw, + [AUD_CLKID_MST_A_LRCLK_DIV] = &axg_mst_a_lrclk_div.hw, + [AUD_CLKID_MST_B_LRCLK_DIV] = &axg_mst_b_lrclk_div.hw, + [AUD_CLKID_MST_C_LRCLK_DIV] = &axg_mst_c_lrclk_div.hw, + [AUD_CLKID_MST_D_LRCLK_DIV] = &axg_mst_d_lrclk_div.hw, + [AUD_CLKID_MST_E_LRCLK_DIV] = &axg_mst_e_lrclk_div.hw, + [AUD_CLKID_MST_F_LRCLK_DIV] = &axg_mst_f_lrclk_div.hw, + [AUD_CLKID_MST_A_LRCLK] = &axg_mst_a_lrclk.hw, + [AUD_CLKID_MST_B_LRCLK] = &axg_mst_b_lrclk.hw, + [AUD_CLKID_MST_C_LRCLK] = &axg_mst_c_lrclk.hw, + [AUD_CLKID_MST_D_LRCLK] = &axg_mst_d_lrclk.hw, + [AUD_CLKID_MST_E_LRCLK] = &axg_mst_e_lrclk.hw, + [AUD_CLKID_MST_F_LRCLK] = &axg_mst_f_lrclk.hw, + [AUD_CLKID_TDMIN_A_SCLK_SEL] = &axg_tdmin_a_sclk_sel.hw, + [AUD_CLKID_TDMIN_B_SCLK_SEL] = &axg_tdmin_b_sclk_sel.hw, + [AUD_CLKID_TDMIN_C_SCLK_SEL] = &axg_tdmin_c_sclk_sel.hw, + [AUD_CLKID_TDMIN_LB_SCLK_SEL] = &axg_tdmin_lb_sclk_sel.hw, + [AUD_CLKID_TDMOUT_A_SCLK_SEL] = &axg_tdmout_a_sclk_sel.hw, + [AUD_CLKID_TDMOUT_B_SCLK_SEL] = &axg_tdmout_b_sclk_sel.hw, + [AUD_CLKID_TDMOUT_C_SCLK_SEL] = &axg_tdmout_c_sclk_sel.hw, + [AUD_CLKID_TDMIN_A_SCLK_PRE_EN] = &axg_tdmin_a_sclk_pre_en.hw, + [AUD_CLKID_TDMIN_B_SCLK_PRE_EN] = &axg_tdmin_b_sclk_pre_en.hw, + [AUD_CLKID_TDMIN_C_SCLK_PRE_EN] = &axg_tdmin_c_sclk_pre_en.hw, + [AUD_CLKID_TDMIN_LB_SCLK_PRE_EN] = &axg_tdmin_lb_sclk_pre_en.hw, + [AUD_CLKID_TDMOUT_A_SCLK_PRE_EN] = &axg_tdmout_a_sclk_pre_en.hw, + [AUD_CLKID_TDMOUT_B_SCLK_PRE_EN] = &axg_tdmout_b_sclk_pre_en.hw, + [AUD_CLKID_TDMOUT_C_SCLK_PRE_EN] = &axg_tdmout_c_sclk_pre_en.hw, + [AUD_CLKID_TDMIN_A_SCLK_POST_EN] = &axg_tdmin_a_sclk_post_en.hw, + [AUD_CLKID_TDMIN_B_SCLK_POST_EN] = &axg_tdmin_b_sclk_post_en.hw, + [AUD_CLKID_TDMIN_C_SCLK_POST_EN] = &axg_tdmin_c_sclk_post_en.hw, + [AUD_CLKID_TDMIN_LB_SCLK_POST_EN] = &axg_tdmin_lb_sclk_post_en.hw, + [AUD_CLKID_TDMOUT_A_SCLK_POST_EN] = &axg_tdmout_a_sclk_post_en.hw, + [AUD_CLKID_TDMOUT_B_SCLK_POST_EN] = &axg_tdmout_b_sclk_post_en.hw, + [AUD_CLKID_TDMOUT_C_SCLK_POST_EN] = &axg_tdmout_c_sclk_post_en.hw, + [AUD_CLKID_TDMIN_A_SCLK] = &axg_tdmin_a_sclk.hw, + [AUD_CLKID_TDMIN_B_SCLK] = &axg_tdmin_b_sclk.hw, + [AUD_CLKID_TDMIN_C_SCLK] = &axg_tdmin_c_sclk.hw, + [AUD_CLKID_TDMIN_LB_SCLK] = &axg_tdmin_lb_sclk.hw, + [AUD_CLKID_TDMOUT_A_SCLK] = &axg_tdmout_a_sclk.hw, + [AUD_CLKID_TDMOUT_B_SCLK] = &axg_tdmout_b_sclk.hw, + [AUD_CLKID_TDMOUT_C_SCLK] = &axg_tdmout_c_sclk.hw, + [AUD_CLKID_TDMIN_A_LRCLK] = &axg_tdmin_a_lrclk.hw, + [AUD_CLKID_TDMIN_B_LRCLK] = &axg_tdmin_b_lrclk.hw, + [AUD_CLKID_TDMIN_C_LRCLK] = &axg_tdmin_c_lrclk.hw, + [AUD_CLKID_TDMIN_LB_LRCLK] = &axg_tdmin_lb_lrclk.hw, + [AUD_CLKID_TDMOUT_A_LRCLK] = &axg_tdmout_a_lrclk.hw, + [AUD_CLKID_TDMOUT_B_LRCLK] = &axg_tdmout_b_lrclk.hw, + [AUD_CLKID_TDMOUT_C_LRCLK] = &axg_tdmout_c_lrclk.hw, + [NR_CLKS] = NULL, + }, + .num = NR_CLKS, +}; + +/* Convenience table to populate regmap in .probe() */ +static struct clk_regmap *const axg_audio_clk_regmaps[] = { + &axg_ddr_arb, + &axg_pdm, + &axg_tdmin_a, + &axg_tdmin_b, + &axg_tdmin_c, + &axg_tdmin_lb, + &axg_tdmout_a, + &axg_tdmout_b, + &axg_tdmout_c, + &axg_frddr_a, + &axg_frddr_b, + &axg_frddr_c, + &axg_toddr_a, + &axg_toddr_b, + &axg_toddr_c, + &axg_loopback, + &axg_spdifin, + &axg_spdifout, + &axg_resample, + &axg_power_detect, + &axg_mst_a_mclk_sel, + &axg_mst_b_mclk_sel, + &axg_mst_c_mclk_sel, + &axg_mst_d_mclk_sel, + &axg_mst_e_mclk_sel, + &axg_mst_f_mclk_sel, + &axg_mst_a_mclk_div, + &axg_mst_b_mclk_div, + &axg_mst_c_mclk_div, + &axg_mst_d_mclk_div, + &axg_mst_e_mclk_div, + &axg_mst_f_mclk_div, + &axg_mst_a_mclk, + &axg_mst_b_mclk, + &axg_mst_c_mclk, + &axg_mst_d_mclk, + &axg_mst_e_mclk, + &axg_mst_f_mclk, + &axg_spdifout_clk_sel, + &axg_spdifout_clk_div, + &axg_spdifout_clk, + &axg_spdifin_clk_sel, + &axg_spdifin_clk_div, + &axg_spdifin_clk, + &axg_pdm_dclk_sel, + &axg_pdm_dclk_div, + &axg_pdm_dclk, + &axg_pdm_sysclk_sel, + &axg_pdm_sysclk_div, + &axg_pdm_sysclk, + &axg_mst_a_sclk_pre_en, + &axg_mst_b_sclk_pre_en, + &axg_mst_c_sclk_pre_en, + &axg_mst_d_sclk_pre_en, + &axg_mst_e_sclk_pre_en, + &axg_mst_f_sclk_pre_en, + &axg_mst_a_sclk_div, + &axg_mst_b_sclk_div, + &axg_mst_c_sclk_div, + &axg_mst_d_sclk_div, + &axg_mst_e_sclk_div, + &axg_mst_f_sclk_div, + &axg_mst_a_sclk_post_en, + &axg_mst_b_sclk_post_en, + &axg_mst_c_sclk_post_en, + &axg_mst_d_sclk_post_en, + &axg_mst_e_sclk_post_en, + &axg_mst_f_sclk_post_en, + &axg_mst_a_sclk, + &axg_mst_b_sclk, + &axg_mst_c_sclk, + &axg_mst_d_sclk, + &axg_mst_e_sclk, + &axg_mst_f_sclk, + &axg_mst_a_lrclk_div, + &axg_mst_b_lrclk_div, + &axg_mst_c_lrclk_div, + &axg_mst_d_lrclk_div, + &axg_mst_e_lrclk_div, + &axg_mst_f_lrclk_div, + &axg_mst_a_lrclk, + &axg_mst_b_lrclk, + &axg_mst_c_lrclk, + &axg_mst_d_lrclk, + &axg_mst_e_lrclk, + &axg_mst_f_lrclk, + &axg_tdmin_a_sclk_sel, + &axg_tdmin_b_sclk_sel, + &axg_tdmin_c_sclk_sel, + &axg_tdmin_lb_sclk_sel, + &axg_tdmout_a_sclk_sel, + &axg_tdmout_b_sclk_sel, + &axg_tdmout_c_sclk_sel, + &axg_tdmin_a_sclk_pre_en, + &axg_tdmin_b_sclk_pre_en, + &axg_tdmin_c_sclk_pre_en, + &axg_tdmin_lb_sclk_pre_en, + &axg_tdmout_a_sclk_pre_en, + &axg_tdmout_b_sclk_pre_en, + &axg_tdmout_c_sclk_pre_en, + &axg_tdmin_a_sclk_post_en, + &axg_tdmin_b_sclk_post_en, + &axg_tdmin_c_sclk_post_en, + &axg_tdmin_lb_sclk_post_en, + &axg_tdmout_a_sclk_post_en, + &axg_tdmout_b_sclk_post_en, + &axg_tdmout_c_sclk_post_en, + &axg_tdmin_a_sclk, + &axg_tdmin_b_sclk, + &axg_tdmin_c_sclk, + &axg_tdmin_lb_sclk, + &axg_tdmout_a_sclk, + &axg_tdmout_b_sclk, + &axg_tdmout_c_sclk, + &axg_tdmin_a_lrclk, + &axg_tdmin_b_lrclk, + &axg_tdmin_c_lrclk, + &axg_tdmin_lb_lrclk, + &axg_tdmout_a_lrclk, + &axg_tdmout_b_lrclk, + &axg_tdmout_c_lrclk, +}; + +static struct clk *devm_clk_get_enable(struct device *dev, char *id) +{ + struct clk *clk; + int ret; + + clk = devm_clk_get(dev, id); + if (IS_ERR(clk)) { + if (PTR_ERR(clk) != -EPROBE_DEFER) + dev_err(dev, "failed to get %s", id); + return clk; + } + + ret = clk_prepare_enable(clk); + if (ret) { + dev_err(dev, "failed to enable %s", id); + return ERR_PTR(ret); + } + + ret = devm_add_action_or_reset(dev, + (void(*)(void *))clk_disable_unprepare, + clk); + if (ret) { + dev_err(dev, "failed to add reset action on %s", id); + return ERR_PTR(ret); + } + + return clk; +} + +static const struct clk_ops axg_clk_no_ops = {}; + +static struct clk_hw *axg_clk_hw_register_bypass(struct device *dev, + const char *name, + const char *parent_name) +{ + struct clk_hw *hw; + struct clk_init_data init; + char *clk_name; + int ret; + + hw = devm_kzalloc(dev, sizeof(*hw), GFP_KERNEL); + if (!hw) + return ERR_PTR(-ENOMEM); + + clk_name = kasprintf(GFP_KERNEL, "axg_%s", name); + if (!clk_name) + return ERR_PTR(-ENOMEM); + + init.name = clk_name; + init.ops = &axg_clk_no_ops; + init.flags = 0; + init.parent_names = parent_name ? &parent_name : NULL; + init.num_parents = parent_name ? 1 : 0; + hw->init = &init; + + ret = devm_clk_hw_register(dev, hw); + kfree(clk_name); + + return ret ? ERR_PTR(ret) : hw; +} + +static int axg_register_clk_hw_input(struct device *dev, + const char *name, + unsigned int clkid) +{ + struct clk *parent_clk = devm_clk_get(dev, name); + struct clk_hw *hw = NULL; + + if (IS_ERR(parent_clk)) { + int err = PTR_ERR(parent_clk); + + /* It is ok if an input clock is missing */ + if (err == -ENOENT) { + dev_dbg(dev, "%s not provided", name); + } else { + if (err != -EPROBE_DEFER) + dev_err(dev, "failed to get %s clock", name); + return err; + } + } else { + hw = axg_clk_hw_register_bypass(dev, name, + __clk_get_name(parent_clk)); + } + + if (IS_ERR(hw)) { + dev_err(dev, "failed to register %s clock", name); + return PTR_ERR(hw); + } + + axg_audio_hw_onecell_data.hws[clkid] = hw; + return 0; +} + +static int axg_register_clk_hw_inputs(struct device *dev, + const char *basename, + unsigned int count, + unsigned int clkid) +{ + char *name; + int i, ret; + + for (i = 0; i < count; i++) { + name = kasprintf(GFP_KERNEL, "%s%d", basename, i); + if (!name) + return -ENOMEM; + + ret = axg_register_clk_hw_input(dev, name, clkid + i); + kfree(name); + if (ret) + return ret; + } + + return 0; +} + +static const struct regmap_config axg_audio_regmap_cfg = { + .reg_bits = 32, + .val_bits = 32, + .reg_stride = 4, + .max_register = AUDIO_CLK_PDMIN_CTRL1, +}; + +static int axg_audio_clkc_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct regmap *map; + struct resource *res; + void __iomem *regs; + struct clk *clk; + struct clk_hw *hw; + int ret, i; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + regs = devm_ioremap_resource(dev, res); + if (IS_ERR(regs)) + return PTR_ERR(regs); + + map = devm_regmap_init_mmio(dev, regs, &axg_audio_regmap_cfg); + if (IS_ERR(map)) { + dev_err(dev, "failed to init regmap: %ld\n", PTR_ERR(map)); + return PTR_ERR(map); + } + + /* Get the mandatory peripheral clock */ + clk = devm_clk_get_enable(dev, "pclk"); + if (IS_ERR(clk)) + return PTR_ERR(clk); + + ret = device_reset(dev); + if (ret) { + dev_err(dev, "failed to reset device\n"); + return ret; + } + + /* Register the peripheral input clock */ + hw = axg_clk_hw_register_bypass(dev, "audio_pclk", + __clk_get_name(clk)); + if (IS_ERR(hw)) + return PTR_ERR(hw); + + axg_audio_hw_onecell_data.hws[AUD_CLKID_PCLK] = hw; + + /* Register optional input master clocks */ + ret = axg_register_clk_hw_inputs(dev, "mst_in", + AXG_MST_IN_COUNT, + AUD_CLKID_MST0); + if (ret) + return ret; + + /* Register optional input slave sclks */ + ret = axg_register_clk_hw_inputs(dev, "slv_sclk", + AXG_SLV_SCLK_COUNT, + AUD_CLKID_SLV_SCLK0); + if (ret) + return ret; + + /* Register optional input slave lrclks */ + ret = axg_register_clk_hw_inputs(dev, "slv_lrclk", + AXG_SLV_LRCLK_COUNT, + AUD_CLKID_SLV_LRCLK0); + if (ret) + return ret; + + /* Populate regmap for the regmap backed clocks */ + for (i = 0; i < ARRAY_SIZE(axg_audio_clk_regmaps); i++) + axg_audio_clk_regmaps[i]->map = map; + + /* Take care to skip the registered input clocks */ + for (i = AUD_CLKID_DDR_ARB; i < axg_audio_hw_onecell_data.num; i++) { + hw = axg_audio_hw_onecell_data.hws[i]; + /* array might be sparse */ + if (!hw) + continue; + + ret = devm_clk_hw_register(dev, hw); + if (ret) { + dev_err(dev, "failed to register clock %s\n", + hw->init->name); + return ret; + } + } + + return devm_of_clk_add_hw_provider(dev, of_clk_hw_onecell_get, + &axg_audio_hw_onecell_data); +} + +static const struct of_device_id clkc_match_table[] = { + { .compatible = "amlogic,axg-audio-clkc" }, + {} +}; +MODULE_DEVICE_TABLE(of, clkc_match_table); + +static struct platform_driver axg_audio_driver = { + .probe = axg_audio_clkc_probe, + .driver = { + .name = "axg-audio-clkc", + .of_match_table = clkc_match_table, + }, +}; +module_platform_driver(axg_audio_driver); + +MODULE_DESCRIPTION("Amlogic A113x Audio Clock driver"); +MODULE_AUTHOR("Jerome Brunet <jbrunet@baylibre.com>"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/clk/meson/axg-audio.h b/drivers/clk/meson/axg-audio.h new file mode 100644 index 000000000000..7191b39c9d65 --- /dev/null +++ b/drivers/clk/meson/axg-audio.h @@ -0,0 +1,127 @@ +/* SPDX-License-Identifier: (GPL-2.0 OR MIT) */ +/* + * Copyright (c) 2018 BayLibre, SAS. + * Author: Jerome Brunet <jbrunet@baylibre.com> + */ + +#ifndef __AXG_AUDIO_CLKC_H +#define __AXG_AUDIO_CLKC_H + +/* + * Audio Clock register offsets + * + * Register offsets from the datasheet must be multiplied by 4 before + * to get the right offset + */ +#define AUDIO_CLK_GATE_EN 0x000 +#define AUDIO_MCLK_A_CTRL 0x004 +#define AUDIO_MCLK_B_CTRL 0x008 +#define AUDIO_MCLK_C_CTRL 0x00C +#define AUDIO_MCLK_D_CTRL 0x010 +#define AUDIO_MCLK_E_CTRL 0x014 +#define AUDIO_MCLK_F_CTRL 0x018 +#define AUDIO_MST_A_SCLK_CTRL0 0x040 +#define AUDIO_MST_A_SCLK_CTRL1 0x044 +#define AUDIO_MST_B_SCLK_CTRL0 0x048 +#define AUDIO_MST_B_SCLK_CTRL1 0x04C +#define AUDIO_MST_C_SCLK_CTRL0 0x050 +#define AUDIO_MST_C_SCLK_CTRL1 0x054 +#define AUDIO_MST_D_SCLK_CTRL0 0x058 +#define AUDIO_MST_D_SCLK_CTRL1 0x05C +#define AUDIO_MST_E_SCLK_CTRL0 0x060 +#define AUDIO_MST_E_SCLK_CTRL1 0x064 +#define AUDIO_MST_F_SCLK_CTRL0 0x068 +#define AUDIO_MST_F_SCLK_CTRL1 0x06C +#define AUDIO_CLK_TDMIN_A_CTRL 0x080 +#define AUDIO_CLK_TDMIN_B_CTRL 0x084 +#define AUDIO_CLK_TDMIN_C_CTRL 0x088 +#define AUDIO_CLK_TDMIN_LB_CTRL 0x08C +#define AUDIO_CLK_TDMOUT_A_CTRL 0x090 +#define AUDIO_CLK_TDMOUT_B_CTRL 0x094 +#define AUDIO_CLK_TDMOUT_C_CTRL 0x098 +#define AUDIO_CLK_SPDIFIN_CTRL 0x09C +#define AUDIO_CLK_SPDIFOUT_CTRL 0x0A0 +#define AUDIO_CLK_RESAMPLE_CTRL 0x0A4 +#define AUDIO_CLK_LOCKER_CTRL 0x0A8 +#define AUDIO_CLK_PDMIN_CTRL0 0x0AC +#define AUDIO_CLK_PDMIN_CTRL1 0x0B0 + +/* + * CLKID index values + * These indices are entirely contrived and do not map onto the hardware. + */ + +#define AUD_CLKID_PCLK 0 +#define AUD_CLKID_MST0 1 +#define AUD_CLKID_MST1 2 +#define AUD_CLKID_MST2 3 +#define AUD_CLKID_MST3 4 +#define AUD_CLKID_MST4 5 +#define AUD_CLKID_MST5 6 +#define AUD_CLKID_MST6 7 +#define AUD_CLKID_MST7 8 +#define AUD_CLKID_MST_A_MCLK_SEL 59 +#define AUD_CLKID_MST_B_MCLK_SEL 60 +#define AUD_CLKID_MST_C_MCLK_SEL 61 +#define AUD_CLKID_MST_D_MCLK_SEL 62 +#define AUD_CLKID_MST_E_MCLK_SEL 63 +#define AUD_CLKID_MST_F_MCLK_SEL 64 +#define AUD_CLKID_MST_A_MCLK_DIV 65 +#define AUD_CLKID_MST_B_MCLK_DIV 66 +#define AUD_CLKID_MST_C_MCLK_DIV 67 +#define AUD_CLKID_MST_D_MCLK_DIV 68 +#define AUD_CLKID_MST_E_MCLK_DIV 69 +#define AUD_CLKID_MST_F_MCLK_DIV 70 +#define AUD_CLKID_SPDIFOUT_CLK_SEL 71 +#define AUD_CLKID_SPDIFOUT_CLK_DIV 72 +#define AUD_CLKID_SPDIFIN_CLK_SEL 73 +#define AUD_CLKID_SPDIFIN_CLK_DIV 74 +#define AUD_CLKID_PDM_DCLK_SEL 75 +#define AUD_CLKID_PDM_DCLK_DIV 76 +#define AUD_CLKID_PDM_SYSCLK_SEL 77 +#define AUD_CLKID_PDM_SYSCLK_DIV 78 +#define AUD_CLKID_MST_A_SCLK_PRE_EN 92 +#define AUD_CLKID_MST_B_SCLK_PRE_EN 93 +#define AUD_CLKID_MST_C_SCLK_PRE_EN 94 +#define AUD_CLKID_MST_D_SCLK_PRE_EN 95 +#define AUD_CLKID_MST_E_SCLK_PRE_EN 96 +#define AUD_CLKID_MST_F_SCLK_PRE_EN 97 +#define AUD_CLKID_MST_A_SCLK_DIV 98 +#define AUD_CLKID_MST_B_SCLK_DIV 99 +#define AUD_CLKID_MST_C_SCLK_DIV 100 +#define AUD_CLKID_MST_D_SCLK_DIV 101 +#define AUD_CLKID_MST_E_SCLK_DIV 102 +#define AUD_CLKID_MST_F_SCLK_DIV 103 +#define AUD_CLKID_MST_A_SCLK_POST_EN 104 +#define AUD_CLKID_MST_B_SCLK_POST_EN 105 +#define AUD_CLKID_MST_C_SCLK_POST_EN 106 +#define AUD_CLKID_MST_D_SCLK_POST_EN 107 +#define AUD_CLKID_MST_E_SCLK_POST_EN 108 +#define AUD_CLKID_MST_F_SCLK_POST_EN 109 +#define AUD_CLKID_MST_A_LRCLK_DIV 110 +#define AUD_CLKID_MST_B_LRCLK_DIV 111 +#define AUD_CLKID_MST_C_LRCLK_DIV 112 +#define AUD_CLKID_MST_D_LRCLK_DIV 113 +#define AUD_CLKID_MST_E_LRCLK_DIV 114 +#define AUD_CLKID_MST_F_LRCLK_DIV 115 +#define AUD_CLKID_TDMIN_A_SCLK_PRE_EN 137 +#define AUD_CLKID_TDMIN_B_SCLK_PRE_EN 138 +#define AUD_CLKID_TDMIN_C_SCLK_PRE_EN 139 +#define AUD_CLKID_TDMIN_LB_SCLK_PRE_EN 140 +#define AUD_CLKID_TDMOUT_A_SCLK_PRE_EN 141 +#define AUD_CLKID_TDMOUT_B_SCLK_PRE_EN 142 +#define AUD_CLKID_TDMOUT_C_SCLK_PRE_EN 143 +#define AUD_CLKID_TDMIN_A_SCLK_POST_EN 144 +#define AUD_CLKID_TDMIN_B_SCLK_POST_EN 145 +#define AUD_CLKID_TDMIN_C_SCLK_POST_EN 146 +#define AUD_CLKID_TDMIN_LB_SCLK_POST_EN 147 +#define AUD_CLKID_TDMOUT_A_SCLK_POST_EN 148 +#define AUD_CLKID_TDMOUT_B_SCLK_POST_EN 149 +#define AUD_CLKID_TDMOUT_C_SCLK_POST_EN 150 + +/* include the CLKIDs which are part of the DT bindings */ +#include <dt-bindings/clock/axg-audio-clkc.h> + +#define NR_CLKS 151 + +#endif /*__AXG_AUDIO_CLKC_H */ diff --git a/drivers/clk/meson/axg.c b/drivers/clk/meson/axg.c index bd4dbc696b88..00ce62ad6416 100644 --- a/drivers/clk/meson/axg.c +++ b/drivers/clk/meson/axg.c @@ -12,7 +12,6 @@ #include <linux/clk.h> #include <linux/clk-provider.h> #include <linux/init.h> -#include <linux/of_address.h> #include <linux/of_device.h> #include <linux/mfd/syscon.h> #include <linux/platform_device.h> @@ -626,6 +625,137 @@ static struct clk_regmap axg_mpll3 = { }, }; +static const struct pll_rate_table axg_pcie_pll_rate_table[] = { + { + .rate = 100000000, + .m = 200, + .n = 3, + .od = 1, + .od2 = 3, + }, + { /* sentinel */ }, +}; + +static const struct reg_sequence axg_pcie_init_regs[] = { + { .reg = HHI_PCIE_PLL_CNTL, .def = 0x400106c8 }, + { .reg = HHI_PCIE_PLL_CNTL1, .def = 0x0084a2aa }, + { .reg = HHI_PCIE_PLL_CNTL2, .def = 0xb75020be }, + { .reg = HHI_PCIE_PLL_CNTL3, .def = 0x0a47488e }, + { .reg = HHI_PCIE_PLL_CNTL4, .def = 0xc000004d }, + { .reg = HHI_PCIE_PLL_CNTL5, .def = 0x00078000 }, + { .reg = HHI_PCIE_PLL_CNTL6, .def = 0x002323c6 }, +}; + +static struct clk_regmap axg_pcie_pll = { + .data = &(struct meson_clk_pll_data){ + .m = { + .reg_off = HHI_PCIE_PLL_CNTL, + .shift = 0, + .width = 9, + }, + .n = { + .reg_off = HHI_PCIE_PLL_CNTL, + .shift = 9, + .width = 5, + }, + .od = { + .reg_off = HHI_PCIE_PLL_CNTL, + .shift = 16, + .width = 2, + }, + .od2 = { + .reg_off = HHI_PCIE_PLL_CNTL6, + .shift = 6, + .width = 2, + }, + .frac = { + .reg_off = HHI_PCIE_PLL_CNTL1, + .shift = 0, + .width = 12, + }, + .l = { + .reg_off = HHI_PCIE_PLL_CNTL, + .shift = 31, + .width = 1, + }, + .rst = { + .reg_off = HHI_PCIE_PLL_CNTL, + .shift = 29, + .width = 1, + }, + .table = axg_pcie_pll_rate_table, + .init_regs = axg_pcie_init_regs, + .init_count = ARRAY_SIZE(axg_pcie_init_regs), + }, + .hw.init = &(struct clk_init_data){ + .name = "pcie_pll", + .ops = &meson_clk_pll_ops, + .parent_names = (const char *[]){ "xtal" }, + .num_parents = 1, + }, +}; + +static struct clk_regmap axg_pcie_mux = { + .data = &(struct clk_regmap_mux_data){ + .offset = HHI_PCIE_PLL_CNTL6, + .mask = 0x1, + .shift = 2, + }, + .hw.init = &(struct clk_init_data){ + .name = "pcie_mux", + .ops = &clk_regmap_mux_ops, + .parent_names = (const char *[]){ "mpll3", "pcie_pll" }, + .num_parents = 2, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +static struct clk_regmap axg_pcie_ref = { + .data = &(struct clk_regmap_mux_data){ + .offset = HHI_PCIE_PLL_CNTL6, + .mask = 0x1, + .shift = 1, + /* skip the parent 0, reserved for debug */ + .table = (u32[]){ 1 }, + }, + .hw.init = &(struct clk_init_data){ + .name = "pcie_ref", + .ops = &clk_regmap_mux_ops, + .parent_names = (const char *[]){ "pcie_mux" }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +static struct clk_regmap axg_pcie_cml_en0 = { + .data = &(struct clk_regmap_gate_data){ + .offset = HHI_PCIE_PLL_CNTL6, + .bit_idx = 4, + }, + .hw.init = &(struct clk_init_data) { + .name = "pcie_cml_en0", + .ops = &clk_regmap_gate_ops, + .parent_names = (const char *[]){ "pcie_ref" }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + + }, +}; + +static struct clk_regmap axg_pcie_cml_en1 = { + .data = &(struct clk_regmap_gate_data){ + .offset = HHI_PCIE_PLL_CNTL6, + .bit_idx = 3, + }, + .hw.init = &(struct clk_init_data) { + .name = "pcie_cml_en1", + .ops = &clk_regmap_gate_ops, + .parent_names = (const char *[]){ "pcie_ref" }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + static u32 mux_table_clk81[] = { 0, 2, 3, 4, 5, 6, 7 }; static const char * const clk81_parent_names[] = { "xtal", "fclk_div7", "mpll1", "mpll2", "fclk_div4", @@ -779,6 +909,63 @@ static struct clk_regmap axg_sd_emmc_c_clk0 = { }, }; +static u32 mux_table_gen_clk[] = { 0, 4, 5, 6, 7, 8, + 9, 10, 11, 13, 14, }; +static const char * const gen_clk_parent_names[] = { + "xtal", "hifi_pll", "mpll0", "mpll1", "mpll2", "mpll3", + "fclk_div4", "fclk_div3", "fclk_div5", "fclk_div7", "gp0_pll", +}; + +static struct clk_regmap axg_gen_clk_sel = { + .data = &(struct clk_regmap_mux_data){ + .offset = HHI_GEN_CLK_CNTL, + .mask = 0xf, + .shift = 12, + .table = mux_table_gen_clk, + }, + .hw.init = &(struct clk_init_data){ + .name = "gen_clk_sel", + .ops = &clk_regmap_mux_ops, + /* + * bits 15:12 selects from 14 possible parents: + * xtal, [rtc_oscin_i], [sys_cpu_div16], [ddr_dpll_pt], + * hifi_pll, mpll0, mpll1, mpll2, mpll3, fdiv4, + * fdiv3, fdiv5, [cts_msr_clk], fdiv7, gp0_pll + */ + .parent_names = gen_clk_parent_names, + .num_parents = ARRAY_SIZE(gen_clk_parent_names), + }, +}; + +static struct clk_regmap axg_gen_clk_div = { + .data = &(struct clk_regmap_div_data){ + .offset = HHI_GEN_CLK_CNTL, + .shift = 0, + .width = 11, + }, + .hw.init = &(struct clk_init_data){ + .name = "gen_clk_div", + .ops = &clk_regmap_divider_ops, + .parent_names = (const char *[]){ "gen_clk_sel" }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +static struct clk_regmap axg_gen_clk = { + .data = &(struct clk_regmap_gate_data){ + .offset = HHI_GEN_CLK_CNTL, + .bit_idx = 7, + }, + .hw.init = &(struct clk_init_data){ + .name = "gen_clk", + .ops = &clk_regmap_gate_ops, + .parent_names = (const char *[]){ "gen_clk_div" }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + /* Everything Else (EE) domain gates */ static MESON_GATE(axg_ddr, HHI_GCLK_MPEG0, 0); static MESON_GATE(axg_audio_locker, HHI_GCLK_MPEG0, 2); @@ -821,6 +1008,7 @@ static MESON_GATE(axg_mmc_pclk, HHI_GCLK_MPEG2, 11); static MESON_GATE(axg_vpu_intr, HHI_GCLK_MPEG2, 25); static MESON_GATE(axg_sec_ahb_ahb3_bridge, HHI_GCLK_MPEG2, 26); static MESON_GATE(axg_gic, HHI_GCLK_MPEG2, 30); +static MESON_GATE(axg_mipi_enable, HHI_MIPI_CNTL0, 29); /* Always On (AO) domain gates */ @@ -910,6 +1098,15 @@ static struct clk_hw_onecell_data axg_hw_onecell_data = { [CLKID_FCLK_DIV4_DIV] = &axg_fclk_div4_div.hw, [CLKID_FCLK_DIV5_DIV] = &axg_fclk_div5_div.hw, [CLKID_FCLK_DIV7_DIV] = &axg_fclk_div7_div.hw, + [CLKID_PCIE_PLL] = &axg_pcie_pll.hw, + [CLKID_PCIE_MUX] = &axg_pcie_mux.hw, + [CLKID_PCIE_REF] = &axg_pcie_ref.hw, + [CLKID_PCIE_CML_EN0] = &axg_pcie_cml_en0.hw, + [CLKID_PCIE_CML_EN1] = &axg_pcie_cml_en1.hw, + [CLKID_MIPI_ENABLE] = &axg_mipi_enable.hw, + [CLKID_GEN_CLK_SEL] = &axg_gen_clk_sel.hw, + [CLKID_GEN_CLK_DIV] = &axg_gen_clk_div.hw, + [CLKID_GEN_CLK] = &axg_gen_clk.hw, [NR_CLKS] = NULL, }, .num = NR_CLKS, @@ -988,6 +1185,15 @@ static struct clk_regmap *const axg_clk_regmaps[] = { &axg_fclk_div4, &axg_fclk_div5, &axg_fclk_div7, + &axg_pcie_pll, + &axg_pcie_mux, + &axg_pcie_ref, + &axg_pcie_cml_en0, + &axg_pcie_cml_en1, + &axg_mipi_enable, + &axg_gen_clk_sel, + &axg_gen_clk_div, + &axg_gen_clk, }; static const struct of_device_id clkc_match_table[] = { @@ -995,49 +1201,17 @@ static const struct of_device_id clkc_match_table[] = { {} }; -static const struct regmap_config clkc_regmap_config = { - .reg_bits = 32, - .val_bits = 32, - .reg_stride = 4, -}; - static int axg_clkc_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; - struct resource *res; - void __iomem *clk_base = NULL; struct regmap *map; int ret, i; /* Get the hhi system controller node if available */ map = syscon_node_to_regmap(of_get_parent(dev->of_node)); if (IS_ERR(map)) { - dev_err(dev, - "failed to get HHI regmap - Trying obsolete regs\n"); - - /* - * FIXME: HHI registers should be accessed through - * the appropriate system controller. This is required because - * there is more than just clocks in this register space - * - * This fallback method is only provided temporarily until - * all the platform DTs are properly using the syscon node - */ - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) - return -EINVAL; - - - clk_base = devm_ioremap(dev, res->start, resource_size(res)); - if (!clk_base) { - dev_err(dev, "Unable to map clk base\n"); - return -ENXIO; - } - - map = devm_regmap_init_mmio(dev, clk_base, - &clkc_regmap_config); - if (IS_ERR(map)) - return PTR_ERR(map); + dev_err(dev, "failed to get HHI regmap\n"); + return PTR_ERR(map); } /* Populate regmap for the regmap backed clocks */ diff --git a/drivers/clk/meson/axg.h b/drivers/clk/meson/axg.h index b421df6a7ea0..1d04144a1b2c 100644 --- a/drivers/clk/meson/axg.h +++ b/drivers/clk/meson/axg.h @@ -16,6 +16,7 @@ * Register offsets from the data sheet must be multiplied by 4 before * adding them to the base address to get the right value. */ +#define HHI_MIPI_CNTL0 0x00 #define HHI_GP0_PLL_CNTL 0x40 #define HHI_GP0_PLL_CNTL2 0x44 #define HHI_GP0_PLL_CNTL3 0x48 @@ -127,8 +128,13 @@ #define CLKID_FCLK_DIV4_DIV 73 #define CLKID_FCLK_DIV5_DIV 74 #define CLKID_FCLK_DIV7_DIV 75 +#define CLKID_PCIE_PLL 76 +#define CLKID_PCIE_MUX 77 +#define CLKID_PCIE_REF 78 +#define CLKID_GEN_CLK_SEL 82 +#define CLKID_GEN_CLK_DIV 83 -#define NR_CLKS 76 +#define NR_CLKS 85 /* include the CLKIDs that have been made part of the DT binding */ #include <dt-bindings/clock/axg-clkc.h> diff --git a/drivers/clk/meson/clk-audio-divider.c b/drivers/clk/meson/clk-audio-divider.c deleted file mode 100644 index 58f546e04807..000000000000 --- a/drivers/clk/meson/clk-audio-divider.c +++ /dev/null @@ -1,110 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Copyright (c) 2017 AmLogic, Inc. - * Author: Jerome Brunet <jbrunet@baylibre.com> - */ - -/* - * i2s master clock divider: The algorithm of the generic clk-divider used with - * a very precise clock parent such as the mpll tends to select a low divider - * factor. This gives poor results with this particular divider, especially with - * high frequencies (> 100 MHz) - * - * This driver try to select the maximum possible divider with the rate the - * upstream clock can provide. - */ - -#include <linux/clk-provider.h> -#include "clkc.h" - -static inline struct meson_clk_audio_div_data * -meson_clk_audio_div_data(struct clk_regmap *clk) -{ - return (struct meson_clk_audio_div_data *)clk->data; -} - -static int _div_round(unsigned long parent_rate, unsigned long rate, - unsigned long flags) -{ - if (flags & CLK_DIVIDER_ROUND_CLOSEST) - return DIV_ROUND_CLOSEST_ULL((u64)parent_rate, rate); - - return DIV_ROUND_UP_ULL((u64)parent_rate, rate); -} - -static int _get_val(unsigned long parent_rate, unsigned long rate) -{ - return DIV_ROUND_UP_ULL((u64)parent_rate, rate) - 1; -} - -static int _valid_divider(unsigned int width, int divider) -{ - int max_divider = 1 << width; - - return clamp(divider, 1, max_divider); -} - -static unsigned long audio_divider_recalc_rate(struct clk_hw *hw, - unsigned long parent_rate) -{ - struct clk_regmap *clk = to_clk_regmap(hw); - struct meson_clk_audio_div_data *adiv = meson_clk_audio_div_data(clk); - unsigned long divider; - - divider = meson_parm_read(clk->map, &adiv->div); - - return DIV_ROUND_UP_ULL((u64)parent_rate, divider); -} - -static long audio_divider_round_rate(struct clk_hw *hw, - unsigned long rate, - unsigned long *parent_rate) -{ - struct clk_regmap *clk = to_clk_regmap(hw); - struct meson_clk_audio_div_data *adiv = meson_clk_audio_div_data(clk); - unsigned long max_prate; - int divider; - - if (!(clk_hw_get_flags(hw) & CLK_SET_RATE_PARENT)) { - divider = _div_round(*parent_rate, rate, adiv->flags); - divider = _valid_divider(adiv->div.width, divider); - return DIV_ROUND_UP_ULL((u64)*parent_rate, divider); - } - - /* Get the maximum parent rate */ - max_prate = clk_hw_round_rate(clk_hw_get_parent(hw), ULONG_MAX); - - /* Get the corresponding rounded down divider */ - divider = max_prate / rate; - divider = _valid_divider(adiv->div.width, divider); - - /* Get actual rate of the parent */ - *parent_rate = clk_hw_round_rate(clk_hw_get_parent(hw), - divider * rate); - - return DIV_ROUND_UP_ULL((u64)*parent_rate, divider); -} - -static int audio_divider_set_rate(struct clk_hw *hw, - unsigned long rate, - unsigned long parent_rate) -{ - struct clk_regmap *clk = to_clk_regmap(hw); - struct meson_clk_audio_div_data *adiv = meson_clk_audio_div_data(clk); - int val = _get_val(parent_rate, rate); - - meson_parm_write(clk->map, &adiv->div, val); - - return 0; -} - -const struct clk_ops meson_clk_audio_divider_ro_ops = { - .recalc_rate = audio_divider_recalc_rate, - .round_rate = audio_divider_round_rate, -}; - -const struct clk_ops meson_clk_audio_divider_ops = { - .recalc_rate = audio_divider_recalc_rate, - .round_rate = audio_divider_round_rate, - .set_rate = audio_divider_set_rate, -}; diff --git a/drivers/clk/meson/clk-phase.c b/drivers/clk/meson/clk-phase.c new file mode 100644 index 000000000000..cba43748ce3d --- /dev/null +++ b/drivers/clk/meson/clk-phase.c @@ -0,0 +1,63 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* + * Copyright (c) 2018 BayLibre, SAS. + * Author: Jerome Brunet <jbrunet@baylibre.com> + */ + +#include <linux/clk-provider.h> +#include "clkc.h" + +#define phase_step(_width) (360 / (1 << (_width))) + +static inline struct meson_clk_phase_data * +meson_clk_phase_data(struct clk_regmap *clk) +{ + return (struct meson_clk_phase_data *)clk->data; +} + +int meson_clk_degrees_from_val(unsigned int val, unsigned int width) +{ + return phase_step(width) * val; +} +EXPORT_SYMBOL_GPL(meson_clk_degrees_from_val); + +unsigned int meson_clk_degrees_to_val(int degrees, unsigned int width) +{ + unsigned int val = DIV_ROUND_CLOSEST(degrees, phase_step(width)); + + /* + * This last calculation is here for cases when degrees is rounded + * to 360, in which case val == (1 << width). + */ + return val % (1 << width); +} +EXPORT_SYMBOL_GPL(meson_clk_degrees_to_val); + +static int meson_clk_phase_get_phase(struct clk_hw *hw) +{ + struct clk_regmap *clk = to_clk_regmap(hw); + struct meson_clk_phase_data *phase = meson_clk_phase_data(clk); + unsigned int val; + + val = meson_parm_read(clk->map, &phase->ph); + + return meson_clk_degrees_from_val(val, phase->ph.width); +} + +static int meson_clk_phase_set_phase(struct clk_hw *hw, int degrees) +{ + struct clk_regmap *clk = to_clk_regmap(hw); + struct meson_clk_phase_data *phase = meson_clk_phase_data(clk); + unsigned int val; + + val = meson_clk_degrees_to_val(degrees, phase->ph.width); + meson_parm_write(clk->map, &phase->ph, val); + + return 0; +} + +const struct clk_ops meson_clk_phase_ops = { + .get_phase = meson_clk_phase_get_phase, + .set_phase = meson_clk_phase_set_phase, +}; +EXPORT_SYMBOL_GPL(meson_clk_phase_ops); diff --git a/drivers/clk/meson/clk-triphase.c b/drivers/clk/meson/clk-triphase.c new file mode 100644 index 000000000000..4a59936251e5 --- /dev/null +++ b/drivers/clk/meson/clk-triphase.c @@ -0,0 +1,68 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* + * Copyright (c) 2018 BayLibre, SAS. + * Author: Jerome Brunet <jbrunet@baylibre.com> + */ + +#include <linux/clk-provider.h> +#include "clkc-audio.h" + +/* + * This is a special clock for the audio controller. + * The phase of mst_sclk clock output can be controlled independently + * for the outside world (ph0), the tdmout (ph1) and tdmin (ph2). + * Controlling these 3 phases as just one makes things simpler and + * give the same clock view to all the element on the i2s bus. + * If necessary, we can still control the phase in the tdm block + * which makes these independent control redundant. + */ +static inline struct meson_clk_triphase_data * +meson_clk_triphase_data(struct clk_regmap *clk) +{ + return (struct meson_clk_triphase_data *)clk->data; +} + +static void meson_clk_triphase_sync(struct clk_hw *hw) +{ + struct clk_regmap *clk = to_clk_regmap(hw); + struct meson_clk_triphase_data *tph = meson_clk_triphase_data(clk); + unsigned int val; + + /* Get phase 0 and sync it to phase 1 and 2 */ + val = meson_parm_read(clk->map, &tph->ph0); + meson_parm_write(clk->map, &tph->ph1, val); + meson_parm_write(clk->map, &tph->ph2, val); +} + +static int meson_clk_triphase_get_phase(struct clk_hw *hw) +{ + struct clk_regmap *clk = to_clk_regmap(hw); + struct meson_clk_triphase_data *tph = meson_clk_triphase_data(clk); + unsigned int val; + + /* Phase are in sync, reading phase 0 is enough */ + val = meson_parm_read(clk->map, &tph->ph0); + + return meson_clk_degrees_from_val(val, tph->ph0.width); +} + +static int meson_clk_triphase_set_phase(struct clk_hw *hw, int degrees) +{ + struct clk_regmap *clk = to_clk_regmap(hw); + struct meson_clk_triphase_data *tph = meson_clk_triphase_data(clk); + unsigned int val; + + val = meson_clk_degrees_to_val(degrees, tph->ph0.width); + meson_parm_write(clk->map, &tph->ph0, val); + meson_parm_write(clk->map, &tph->ph1, val); + meson_parm_write(clk->map, &tph->ph2, val); + + return 0; +} + +const struct clk_ops meson_clk_triphase_ops = { + .init = meson_clk_triphase_sync, + .get_phase = meson_clk_triphase_get_phase, + .set_phase = meson_clk_triphase_set_phase, +}; +EXPORT_SYMBOL_GPL(meson_clk_triphase_ops); diff --git a/drivers/clk/meson/clkc-audio.h b/drivers/clk/meson/clkc-audio.h new file mode 100644 index 000000000000..0a7c157ebf81 --- /dev/null +++ b/drivers/clk/meson/clkc-audio.h @@ -0,0 +1,28 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (c) 2018 BayLibre, SAS. + * Author: Jerome Brunet <jbrunet@baylibre.com> + */ + +#ifndef __MESON_CLKC_AUDIO_H +#define __MESON_CLKC_AUDIO_H + +#include "clkc.h" + +struct meson_clk_triphase_data { + struct parm ph0; + struct parm ph1; + struct parm ph2; +}; + +struct meson_sclk_div_data { + struct parm div; + struct parm hi; + unsigned int cached_div; + struct clk_duty cached_duty; +}; + +extern const struct clk_ops meson_clk_triphase_ops; +extern const struct clk_ops meson_sclk_div_ops; + +#endif /* __MESON_CLKC_AUDIO_H */ diff --git a/drivers/clk/meson/clkc.h b/drivers/clk/meson/clkc.h index 2fb084330ee9..24cec16b6038 100644 --- a/drivers/clk/meson/clkc.h +++ b/drivers/clk/meson/clkc.h @@ -91,11 +91,13 @@ struct meson_clk_mpll_data { #define CLK_MESON_MPLL_ROUND_CLOSEST BIT(0) -struct meson_clk_audio_div_data { - struct parm div; - u8 flags; +struct meson_clk_phase_data { + struct parm ph; }; +int meson_clk_degrees_from_val(unsigned int val, unsigned int width); +unsigned int meson_clk_degrees_to_val(int degrees, unsigned int width); + #define MESON_GATE(_name, _reg, _bit) \ struct clk_regmap _name = { \ .data = &(struct clk_regmap_gate_data){ \ @@ -117,7 +119,6 @@ extern const struct clk_ops meson_clk_pll_ops; extern const struct clk_ops meson_clk_cpu_ops; extern const struct clk_ops meson_clk_mpll_ro_ops; extern const struct clk_ops meson_clk_mpll_ops; -extern const struct clk_ops meson_clk_audio_divider_ro_ops; -extern const struct clk_ops meson_clk_audio_divider_ops; +extern const struct clk_ops meson_clk_phase_ops; #endif /* __CLKC_H */ diff --git a/drivers/clk/meson/gxbb.c b/drivers/clk/meson/gxbb.c index 240658404367..86d3ae58e84c 100644 --- a/drivers/clk/meson/gxbb.c +++ b/drivers/clk/meson/gxbb.c @@ -7,7 +7,6 @@ #include <linux/clk.h> #include <linux/clk-provider.h> #include <linux/init.h> -#include <linux/of_address.h> #include <linux/of_device.h> #include <linux/mfd/syscon.h> #include <linux/platform_device.h> @@ -498,6 +497,7 @@ static struct clk_regmap gxbb_fclk_div2 = { .ops = &clk_regmap_gate_ops, .parent_names = (const char *[]){ "fclk_div2_div" }, .num_parents = 1, + .flags = CLK_IS_CRITICAL, }, }; @@ -970,28 +970,26 @@ static struct clk_regmap gxbb_cts_amclk_sel = { .mask = 0x3, .shift = 9, .table = (u32[]){ 1, 2, 3 }, + .flags = CLK_MUX_ROUND_CLOSEST, }, .hw.init = &(struct clk_init_data){ .name = "cts_amclk_sel", .ops = &clk_regmap_mux_ops, .parent_names = (const char *[]){ "mpll0", "mpll1", "mpll2" }, .num_parents = 3, - .flags = CLK_SET_RATE_PARENT, }, }; static struct clk_regmap gxbb_cts_amclk_div = { - .data = &(struct meson_clk_audio_div_data){ - .div = { - .reg_off = HHI_AUD_CLK_CNTL, - .shift = 0, - .width = 8, - }, + .data = &(struct clk_regmap_div_data) { + .offset = HHI_AUD_CLK_CNTL, + .shift = 0, + .width = 8, .flags = CLK_DIVIDER_ROUND_CLOSEST, }, .hw.init = &(struct clk_init_data){ .name = "cts_amclk_div", - .ops = &meson_clk_audio_divider_ops, + .ops = &clk_regmap_divider_ops, .parent_names = (const char *[]){ "cts_amclk_sel" }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, @@ -1018,13 +1016,13 @@ static struct clk_regmap gxbb_cts_mclk_i958_sel = { .mask = 0x3, .shift = 25, .table = (u32[]){ 1, 2, 3 }, + .flags = CLK_MUX_ROUND_CLOSEST, }, .hw.init = &(struct clk_init_data) { .name = "cts_mclk_i958_sel", .ops = &clk_regmap_mux_ops, .parent_names = (const char *[]){ "mpll0", "mpll1", "mpll2" }, .num_parents = 3, - .flags = CLK_SET_RATE_PARENT, }, }; @@ -1626,6 +1624,63 @@ static struct clk_regmap gxbb_vdec_hevc = { }, }; +static u32 mux_table_gen_clk[] = { 0, 4, 5, 6, 7, 8, + 9, 10, 11, 13, 14, }; +static const char * const gen_clk_parent_names[] = { + "xtal", "vdec_1", "vdec_hevc", "mpll0", "mpll1", "mpll2", + "fclk_div4", "fclk_div3", "fclk_div5", "fclk_div7", "gp0_pll", +}; + +static struct clk_regmap gxbb_gen_clk_sel = { + .data = &(struct clk_regmap_mux_data){ + .offset = HHI_GEN_CLK_CNTL, + .mask = 0xf, + .shift = 12, + .table = mux_table_gen_clk, + }, + .hw.init = &(struct clk_init_data){ + .name = "gen_clk_sel", + .ops = &clk_regmap_mux_ops, + /* + * bits 15:12 selects from 14 possible parents: + * xtal, [rtc_oscin_i], [sys_cpu_div16], [ddr_dpll_pt], + * vid_pll, vid2_pll (hevc), mpll0, mpll1, mpll2, fdiv4, + * fdiv3, fdiv5, [cts_msr_clk], fdiv7, gp0_pll + */ + .parent_names = gen_clk_parent_names, + .num_parents = ARRAY_SIZE(gen_clk_parent_names), + }, +}; + +static struct clk_regmap gxbb_gen_clk_div = { + .data = &(struct clk_regmap_div_data){ + .offset = HHI_GEN_CLK_CNTL, + .shift = 0, + .width = 11, + }, + .hw.init = &(struct clk_init_data){ + .name = "gen_clk_div", + .ops = &clk_regmap_divider_ops, + .parent_names = (const char *[]){ "gen_clk_sel" }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + +static struct clk_regmap gxbb_gen_clk = { + .data = &(struct clk_regmap_gate_data){ + .offset = HHI_GEN_CLK_CNTL, + .bit_idx = 7, + }, + .hw.init = &(struct clk_init_data){ + .name = "gen_clk", + .ops = &clk_regmap_gate_ops, + .parent_names = (const char *[]){ "gen_clk_div" }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + }, +}; + /* Everything Else (EE) domain gates */ static MESON_GATE(gxbb_ddr, HHI_GCLK_MPEG0, 0); static MESON_GATE(gxbb_dos, HHI_GCLK_MPEG0, 1); @@ -1875,6 +1930,9 @@ static struct clk_hw_onecell_data gxbb_hw_onecell_data = { [CLKID_VDEC_HEVC_SEL] = &gxbb_vdec_hevc_sel.hw, [CLKID_VDEC_HEVC_DIV] = &gxbb_vdec_hevc_div.hw, [CLKID_VDEC_HEVC] = &gxbb_vdec_hevc.hw, + [CLKID_GEN_CLK_SEL] = &gxbb_gen_clk_sel.hw, + [CLKID_GEN_CLK_DIV] = &gxbb_gen_clk_div.hw, + [CLKID_GEN_CLK] = &gxbb_gen_clk.hw, [NR_CLKS] = NULL, }, .num = NR_CLKS, @@ -2037,6 +2095,9 @@ static struct clk_hw_onecell_data gxl_hw_onecell_data = { [CLKID_VDEC_HEVC_SEL] = &gxbb_vdec_hevc_sel.hw, [CLKID_VDEC_HEVC_DIV] = &gxbb_vdec_hevc_div.hw, [CLKID_VDEC_HEVC] = &gxbb_vdec_hevc.hw, + [CLKID_GEN_CLK_SEL] = &gxbb_gen_clk_sel.hw, + [CLKID_GEN_CLK_DIV] = &gxbb_gen_clk_div.hw, + [CLKID_GEN_CLK] = &gxbb_gen_clk.hw, [NR_CLKS] = NULL, }, .num = NR_CLKS, @@ -2201,6 +2262,9 @@ static struct clk_regmap *const gx_clk_regmaps[] = { &gxbb_vdec_hevc_sel, &gxbb_vdec_hevc_div, &gxbb_vdec_hevc, + &gxbb_gen_clk_sel, + &gxbb_gen_clk_div, + &gxbb_gen_clk, }; struct clkc_data { @@ -2227,17 +2291,9 @@ static const struct of_device_id clkc_match_table[] = { {}, }; -static const struct regmap_config clkc_regmap_config = { - .reg_bits = 32, - .val_bits = 32, - .reg_stride = 4, -}; - static int gxbb_clkc_probe(struct platform_device *pdev) { const struct clkc_data *clkc_data; - struct resource *res; - void __iomem *clk_base; struct regmap *map; int ret, i; struct device *dev = &pdev->dev; @@ -2249,31 +2305,8 @@ static int gxbb_clkc_probe(struct platform_device *pdev) /* Get the hhi system controller node if available */ map = syscon_node_to_regmap(of_get_parent(dev->of_node)); if (IS_ERR(map)) { - dev_err(dev, - "failed to get HHI regmap - Trying obsolete regs\n"); - - /* - * FIXME: HHI registers should be accessed through - * the appropriate system controller. This is required because - * there is more than just clocks in this register space - * - * This fallback method is only provided temporarily until - * all the platform DTs are properly using the syscon node - */ - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) - return -EINVAL; - - clk_base = devm_ioremap(dev, res->start, resource_size(res)); - if (!clk_base) { - dev_err(dev, "Unable to map clk base\n"); - return -ENXIO; - } - - map = devm_regmap_init_mmio(dev, clk_base, - &clkc_regmap_config); - if (IS_ERR(map)) - return PTR_ERR(map); + dev_err(dev, "failed to get HHI regmap\n"); + return PTR_ERR(map); } /* Populate regmap for the common regmap backed clocks */ diff --git a/drivers/clk/meson/gxbb.h b/drivers/clk/meson/gxbb.h index ec1a812bf1fd..20dfb1daf5b8 100644 --- a/drivers/clk/meson/gxbb.h +++ b/drivers/clk/meson/gxbb.h @@ -66,7 +66,6 @@ #define HHI_USB_CLK_CNTL 0x220 /* 0x88 offset in data sheet */ #define HHI_32K_CLK_CNTL 0x224 /* 0x89 offset in data sheet */ #define HHI_GEN_CLK_CNTL 0x228 /* 0x8a offset in data sheet */ -#define HHI_GEN_CLK_CNTL 0x228 /* 0x8a offset in data sheet */ #define HHI_PCM_CLK_CNTL 0x258 /* 0x96 offset in data sheet */ #define HHI_NAND_CLK_CNTL 0x25C /* 0x97 offset in data sheet */ @@ -158,8 +157,10 @@ #define CLKID_VDEC_1_DIV 152 #define CLKID_VDEC_HEVC_SEL 154 #define CLKID_VDEC_HEVC_DIV 155 +#define CLKID_GEN_CLK_SEL 157 +#define CLKID_GEN_CLK_DIV 158 -#define NR_CLKS 157 +#define NR_CLKS 160 /* include the CLKIDs that have been made part of the DT binding */ #include <dt-bindings/clock/gxbb-clkc.h> diff --git a/drivers/clk/meson/sclk-div.c b/drivers/clk/meson/sclk-div.c new file mode 100644 index 000000000000..bc64019b8eeb --- /dev/null +++ b/drivers/clk/meson/sclk-div.c @@ -0,0 +1,243 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* + * Copyright (c) 2018 BayLibre, SAS. + * Author: Jerome Brunet <jbrunet@baylibre.com> + * + * Sample clock generator divider: + * This HW divider gates with value 0 but is otherwise a zero based divider: + * + * val >= 1 + * divider = val + 1 + * + * The duty cycle may also be set for the LR clock variant. The duty cycle + * ratio is: + * + * hi = [0 - val] + * duty_cycle = (1 + hi) / (1 + val) + */ + +#include "clkc-audio.h" + +static inline struct meson_sclk_div_data * +meson_sclk_div_data(struct clk_regmap *clk) +{ + return (struct meson_sclk_div_data *)clk->data; +} + +static int sclk_div_maxval(struct meson_sclk_div_data *sclk) +{ + return (1 << sclk->div.width) - 1; +} + +static int sclk_div_maxdiv(struct meson_sclk_div_data *sclk) +{ + return sclk_div_maxval(sclk) + 1; +} + +static int sclk_div_getdiv(struct clk_hw *hw, unsigned long rate, + unsigned long prate, int maxdiv) +{ + int div = DIV_ROUND_CLOSEST_ULL((u64)prate, rate); + + return clamp(div, 2, maxdiv); +} + +static int sclk_div_bestdiv(struct clk_hw *hw, unsigned long rate, + unsigned long *prate, + struct meson_sclk_div_data *sclk) +{ + struct clk_hw *parent = clk_hw_get_parent(hw); + int bestdiv = 0, i; + unsigned long maxdiv, now, parent_now; + unsigned long best = 0, best_parent = 0; + + if (!rate) + rate = 1; + + maxdiv = sclk_div_maxdiv(sclk); + + if (!(clk_hw_get_flags(hw) & CLK_SET_RATE_PARENT)) + return sclk_div_getdiv(hw, rate, *prate, maxdiv); + + /* + * The maximum divider we can use without overflowing + * unsigned long in rate * i below + */ + maxdiv = min(ULONG_MAX / rate, maxdiv); + + for (i = 2; i <= maxdiv; i++) { + /* + * It's the most ideal case if the requested rate can be + * divided from parent clock without needing to change + * parent rate, so return the divider immediately. + */ + if (rate * i == *prate) + return i; + + parent_now = clk_hw_round_rate(parent, rate * i); + now = DIV_ROUND_UP_ULL((u64)parent_now, i); + + if (abs(rate - now) < abs(rate - best)) { + bestdiv = i; + best = now; + best_parent = parent_now; + } + } + + if (!bestdiv) + bestdiv = sclk_div_maxdiv(sclk); + else + *prate = best_parent; + + return bestdiv; +} + +static long sclk_div_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *prate) +{ + struct clk_regmap *clk = to_clk_regmap(hw); + struct meson_sclk_div_data *sclk = meson_sclk_div_data(clk); + int div; + + div = sclk_div_bestdiv(hw, rate, prate, sclk); + + return DIV_ROUND_UP_ULL((u64)*prate, div); +} + +static void sclk_apply_ratio(struct clk_regmap *clk, + struct meson_sclk_div_data *sclk) +{ + unsigned int hi = DIV_ROUND_CLOSEST(sclk->cached_div * + sclk->cached_duty.num, + sclk->cached_duty.den); + + if (hi) + hi -= 1; + + meson_parm_write(clk->map, &sclk->hi, hi); +} + +static int sclk_div_set_duty_cycle(struct clk_hw *hw, + struct clk_duty *duty) +{ + struct clk_regmap *clk = to_clk_regmap(hw); + struct meson_sclk_div_data *sclk = meson_sclk_div_data(clk); + + if (MESON_PARM_APPLICABLE(&sclk->hi)) { + memcpy(&sclk->cached_duty, duty, sizeof(*duty)); + sclk_apply_ratio(clk, sclk); + } + + return 0; +} + +static int sclk_div_get_duty_cycle(struct clk_hw *hw, + struct clk_duty *duty) +{ + struct clk_regmap *clk = to_clk_regmap(hw); + struct meson_sclk_div_data *sclk = meson_sclk_div_data(clk); + int hi; + + if (!MESON_PARM_APPLICABLE(&sclk->hi)) { + duty->num = 1; + duty->den = 2; + return 0; + } + + hi = meson_parm_read(clk->map, &sclk->hi); + duty->num = hi + 1; + duty->den = sclk->cached_div; + return 0; +} + +static void sclk_apply_divider(struct clk_regmap *clk, + struct meson_sclk_div_data *sclk) +{ + if (MESON_PARM_APPLICABLE(&sclk->hi)) + sclk_apply_ratio(clk, sclk); + + meson_parm_write(clk->map, &sclk->div, sclk->cached_div - 1); +} + +static int sclk_div_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long prate) +{ + struct clk_regmap *clk = to_clk_regmap(hw); + struct meson_sclk_div_data *sclk = meson_sclk_div_data(clk); + unsigned long maxdiv = sclk_div_maxdiv(sclk); + + sclk->cached_div = sclk_div_getdiv(hw, rate, prate, maxdiv); + + if (clk_hw_is_enabled(hw)) + sclk_apply_divider(clk, sclk); + + return 0; +} + +static unsigned long sclk_div_recalc_rate(struct clk_hw *hw, + unsigned long prate) +{ + struct clk_regmap *clk = to_clk_regmap(hw); + struct meson_sclk_div_data *sclk = meson_sclk_div_data(clk); + + return DIV_ROUND_UP_ULL((u64)prate, sclk->cached_div); +} + +static int sclk_div_enable(struct clk_hw *hw) +{ + struct clk_regmap *clk = to_clk_regmap(hw); + struct meson_sclk_div_data *sclk = meson_sclk_div_data(clk); + + sclk_apply_divider(clk, sclk); + + return 0; +} + +static void sclk_div_disable(struct clk_hw *hw) +{ + struct clk_regmap *clk = to_clk_regmap(hw); + struct meson_sclk_div_data *sclk = meson_sclk_div_data(clk); + + meson_parm_write(clk->map, &sclk->div, 0); +} + +static int sclk_div_is_enabled(struct clk_hw *hw) +{ + struct clk_regmap *clk = to_clk_regmap(hw); + struct meson_sclk_div_data *sclk = meson_sclk_div_data(clk); + + if (meson_parm_read(clk->map, &sclk->div)) + return 1; + + return 0; +} + +static void sclk_div_init(struct clk_hw *hw) +{ + struct clk_regmap *clk = to_clk_regmap(hw); + struct meson_sclk_div_data *sclk = meson_sclk_div_data(clk); + unsigned int val; + + val = meson_parm_read(clk->map, &sclk->div); + + /* if the divider is initially disabled, assume max */ + if (!val) + sclk->cached_div = sclk_div_maxdiv(sclk); + else + sclk->cached_div = val + 1; + + sclk_div_get_duty_cycle(hw, &sclk->cached_duty); +} + +const struct clk_ops meson_sclk_div_ops = { + .recalc_rate = sclk_div_recalc_rate, + .round_rate = sclk_div_round_rate, + .set_rate = sclk_div_set_rate, + .enable = sclk_div_enable, + .disable = sclk_div_disable, + .is_enabled = sclk_div_is_enabled, + .get_duty_cycle = sclk_div_get_duty_cycle, + .set_duty_cycle = sclk_div_set_duty_cycle, + .init = sclk_div_init, +}; +EXPORT_SYMBOL_GPL(meson_sclk_div_ops); diff --git a/drivers/clk/mvebu/armada-37xx-periph.c b/drivers/clk/mvebu/armada-37xx-periph.c index 6860bd5a37c5..c179eff6a7e9 100644 --- a/drivers/clk/mvebu/armada-37xx-periph.c +++ b/drivers/clk/mvebu/armada-37xx-periph.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0+ /* * Marvell Armada 37xx SoC Peripheral clocks * @@ -5,10 +6,6 @@ * * Gregory CLEMENT <gregory.clement@free-electrons.com> * - * This file is licensed under the terms of the GNU General Public - * License version 2 or later. This program is licensed "as is" - * without any warranty of any kind, whether express or implied. - * * Most of the peripheral clocks can be modelled like this: * _____ _______ _______ * TBG-A-P --| | | | | | ______ diff --git a/drivers/clk/rockchip/Makefile b/drivers/clk/rockchip/Makefile index 98e7b9429b83..ff35ab463a6f 100644 --- a/drivers/clk/rockchip/Makefile +++ b/drivers/clk/rockchip/Makefile @@ -6,12 +6,14 @@ obj-y += clk.o obj-y += clk-pll.o obj-y += clk-cpu.o +obj-y += clk-half-divider.o obj-y += clk-inverter.o obj-y += clk-mmc-phase.o obj-y += clk-muxgrf.o obj-y += clk-ddr.o obj-$(CONFIG_RESET_CONTROLLER) += softrst.o +obj-y += clk-px30.o obj-y += clk-rv1108.o obj-y += clk-rk3036.o obj-y += clk-rk3128.o diff --git a/drivers/clk/rockchip/clk-half-divider.c b/drivers/clk/rockchip/clk-half-divider.c new file mode 100644 index 000000000000..b8da6e799423 --- /dev/null +++ b/drivers/clk/rockchip/clk-half-divider.c @@ -0,0 +1,227 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2018 Fuzhou Rockchip Electronics Co., Ltd + */ + +#include <linux/slab.h> +#include <linux/clk-provider.h> +#include "clk.h" + +#define div_mask(width) ((1 << (width)) - 1) + +static bool _is_best_half_div(unsigned long rate, unsigned long now, + unsigned long best, unsigned long flags) +{ + if (flags & CLK_DIVIDER_ROUND_CLOSEST) + return abs(rate - now) < abs(rate - best); + + return now <= rate && now > best; +} + +static unsigned long clk_half_divider_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct clk_divider *divider = to_clk_divider(hw); + unsigned int val; + + val = clk_readl(divider->reg) >> divider->shift; + val &= div_mask(divider->width); + val = val * 2 + 3; + + return DIV_ROUND_UP_ULL(((u64)parent_rate * 2), val); +} + +static int clk_half_divider_bestdiv(struct clk_hw *hw, unsigned long rate, + unsigned long *best_parent_rate, u8 width, + unsigned long flags) +{ + unsigned int i, bestdiv = 0; + unsigned long parent_rate, best = 0, now, maxdiv; + unsigned long parent_rate_saved = *best_parent_rate; + + if (!rate) + rate = 1; + + maxdiv = div_mask(width); + + if (!(clk_hw_get_flags(hw) & CLK_SET_RATE_PARENT)) { + parent_rate = *best_parent_rate; + bestdiv = DIV_ROUND_UP_ULL(((u64)parent_rate * 2), rate); + if (bestdiv < 3) + bestdiv = 0; + else + bestdiv = (bestdiv - 3) / 2; + bestdiv = bestdiv > maxdiv ? maxdiv : bestdiv; + return bestdiv; + } + + /* + * The maximum divider we can use without overflowing + * unsigned long in rate * i below + */ + maxdiv = min(ULONG_MAX / rate, maxdiv); + + for (i = 0; i <= maxdiv; i++) { + if (((u64)rate * (i * 2 + 3)) == ((u64)parent_rate_saved * 2)) { + /* + * It's the most ideal case if the requested rate can be + * divided from parent clock without needing to change + * parent rate, so return the divider immediately. + */ + *best_parent_rate = parent_rate_saved; + return i; + } + parent_rate = clk_hw_round_rate(clk_hw_get_parent(hw), + ((u64)rate * (i * 2 + 3)) / 2); + now = DIV_ROUND_UP_ULL(((u64)parent_rate * 2), + (i * 2 + 3)); + + if (_is_best_half_div(rate, now, best, flags)) { + bestdiv = i; + best = now; + *best_parent_rate = parent_rate; + } + } + + if (!bestdiv) { + bestdiv = div_mask(width); + *best_parent_rate = clk_hw_round_rate(clk_hw_get_parent(hw), 1); + } + + return bestdiv; +} + +static long clk_half_divider_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *prate) +{ + struct clk_divider *divider = to_clk_divider(hw); + int div; + + div = clk_half_divider_bestdiv(hw, rate, prate, + divider->width, + divider->flags); + + return DIV_ROUND_UP_ULL(((u64)*prate * 2), div * 2 + 3); +} + +static int clk_half_divider_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) +{ + struct clk_divider *divider = to_clk_divider(hw); + unsigned int value; + unsigned long flags = 0; + u32 val; + + value = DIV_ROUND_UP_ULL(((u64)parent_rate * 2), rate); + value = (value - 3) / 2; + value = min_t(unsigned int, value, div_mask(divider->width)); + + if (divider->lock) + spin_lock_irqsave(divider->lock, flags); + else + __acquire(divider->lock); + + if (divider->flags & CLK_DIVIDER_HIWORD_MASK) { + val = div_mask(divider->width) << (divider->shift + 16); + } else { + val = clk_readl(divider->reg); + val &= ~(div_mask(divider->width) << divider->shift); + } + val |= value << divider->shift; + clk_writel(val, divider->reg); + + if (divider->lock) + spin_unlock_irqrestore(divider->lock, flags); + else + __release(divider->lock); + + return 0; +} + +const struct clk_ops clk_half_divider_ops = { + .recalc_rate = clk_half_divider_recalc_rate, + .round_rate = clk_half_divider_round_rate, + .set_rate = clk_half_divider_set_rate, +}; +EXPORT_SYMBOL_GPL(clk_half_divider_ops); + +/** + * Register a clock branch. + * Most clock branches have a form like + * + * src1 --|--\ + * |M |--[GATE]-[DIV]- + * src2 --|--/ + * + * sometimes without one of those components. + */ +struct clk *rockchip_clk_register_halfdiv(const char *name, + const char *const *parent_names, + u8 num_parents, void __iomem *base, + int muxdiv_offset, u8 mux_shift, + u8 mux_width, u8 mux_flags, + u8 div_shift, u8 div_width, + u8 div_flags, int gate_offset, + u8 gate_shift, u8 gate_flags, + unsigned long flags, + spinlock_t *lock) +{ + struct clk *clk; + struct clk_mux *mux = NULL; + struct clk_gate *gate = NULL; + struct clk_divider *div = NULL; + const struct clk_ops *mux_ops = NULL, *div_ops = NULL, + *gate_ops = NULL; + + if (num_parents > 1) { + mux = kzalloc(sizeof(*mux), GFP_KERNEL); + if (!mux) + return ERR_PTR(-ENOMEM); + + mux->reg = base + muxdiv_offset; + mux->shift = mux_shift; + mux->mask = BIT(mux_width) - 1; + mux->flags = mux_flags; + mux->lock = lock; + mux_ops = (mux_flags & CLK_MUX_READ_ONLY) ? &clk_mux_ro_ops + : &clk_mux_ops; + } + + if (gate_offset >= 0) { + gate = kzalloc(sizeof(*gate), GFP_KERNEL); + if (!gate) + goto err_gate; + + gate->flags = gate_flags; + gate->reg = base + gate_offset; + gate->bit_idx = gate_shift; + gate->lock = lock; + gate_ops = &clk_gate_ops; + } + + if (div_width > 0) { + div = kzalloc(sizeof(*div), GFP_KERNEL); + if (!div) + goto err_div; + + div->flags = div_flags; + div->reg = base + muxdiv_offset; + div->shift = div_shift; + div->width = div_width; + div->lock = lock; + div_ops = &clk_half_divider_ops; + } + + clk = clk_register_composite(NULL, name, parent_names, num_parents, + mux ? &mux->hw : NULL, mux_ops, + div ? &div->hw : NULL, div_ops, + gate ? &gate->hw : NULL, gate_ops, + flags); + + return clk; +err_div: + kfree(gate); +err_gate: + kfree(mux); + return ERR_PTR(-ENOMEM); +} diff --git a/drivers/clk/rockchip/clk-px30.c b/drivers/clk/rockchip/clk-px30.c new file mode 100644 index 000000000000..601a77f1af78 --- /dev/null +++ b/drivers/clk/rockchip/clk-px30.c @@ -0,0 +1,1039 @@ +/* + * Copyright (c) 2018 Rockchip Electronics Co. Ltd. + * Author: Elaine Zhang<zhangqing@rock-chips.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/clk-provider.h> +#include <linux/of.h> +#include <linux/of_address.h> +#include <linux/syscore_ops.h> +#include <dt-bindings/clock/px30-cru.h> +#include "clk.h" + +#define PX30_GRF_SOC_STATUS0 0x480 + +enum px30_plls { + apll, dpll, cpll, npll, apll_b_h, apll_b_l, +}; + +enum px30_pmu_plls { + gpll, +}; + +static struct rockchip_pll_rate_table px30_pll_rates[] = { + /* _mhz, _refdiv, _fbdiv, _postdiv1, _postdiv2, _dsmpd, _frac */ + RK3036_PLL_RATE(1608000000, 1, 67, 1, 1, 1, 0), + RK3036_PLL_RATE(1584000000, 1, 66, 1, 1, 1, 0), + RK3036_PLL_RATE(1560000000, 1, 65, 1, 1, 1, 0), + RK3036_PLL_RATE(1536000000, 1, 64, 1, 1, 1, 0), + RK3036_PLL_RATE(1512000000, 1, 63, 1, 1, 1, 0), + RK3036_PLL_RATE(1488000000, 1, 62, 1, 1, 1, 0), + RK3036_PLL_RATE(1464000000, 1, 61, 1, 1, 1, 0), + RK3036_PLL_RATE(1440000000, 1, 60, 1, 1, 1, 0), + RK3036_PLL_RATE(1416000000, 1, 59, 1, 1, 1, 0), + RK3036_PLL_RATE(1392000000, 1, 58, 1, 1, 1, 0), + RK3036_PLL_RATE(1368000000, 1, 57, 1, 1, 1, 0), + RK3036_PLL_RATE(1344000000, 1, 56, 1, 1, 1, 0), + RK3036_PLL_RATE(1320000000, 1, 55, 1, 1, 1, 0), + RK3036_PLL_RATE(1296000000, 1, 54, 1, 1, 1, 0), + RK3036_PLL_RATE(1272000000, 1, 53, 1, 1, 1, 0), + RK3036_PLL_RATE(1248000000, 1, 52, 1, 1, 1, 0), + RK3036_PLL_RATE(1200000000, 1, 50, 1, 1, 1, 0), + RK3036_PLL_RATE(1188000000, 2, 99, 1, 1, 1, 0), + RK3036_PLL_RATE(1104000000, 1, 46, 1, 1, 1, 0), + RK3036_PLL_RATE(1100000000, 12, 550, 1, 1, 1, 0), + RK3036_PLL_RATE(1008000000, 1, 84, 2, 1, 1, 0), + RK3036_PLL_RATE(1000000000, 6, 500, 2, 1, 1, 0), + RK3036_PLL_RATE(984000000, 1, 82, 2, 1, 1, 0), + RK3036_PLL_RATE(960000000, 1, 80, 2, 1, 1, 0), + RK3036_PLL_RATE(936000000, 1, 78, 2, 1, 1, 0), + RK3036_PLL_RATE(912000000, 1, 76, 2, 1, 1, 0), + RK3036_PLL_RATE(900000000, 4, 300, 2, 1, 1, 0), + RK3036_PLL_RATE(888000000, 1, 74, 2, 1, 1, 0), + RK3036_PLL_RATE(864000000, 1, 72, 2, 1, 1, 0), + RK3036_PLL_RATE(840000000, 1, 70, 2, 1, 1, 0), + RK3036_PLL_RATE(816000000, 1, 68, 2, 1, 1, 0), + RK3036_PLL_RATE(800000000, 6, 400, 2, 1, 1, 0), + RK3036_PLL_RATE(700000000, 6, 350, 2, 1, 1, 0), + RK3036_PLL_RATE(696000000, 1, 58, 2, 1, 1, 0), + RK3036_PLL_RATE(624000000, 1, 52, 2, 1, 1, 0), + RK3036_PLL_RATE(600000000, 1, 75, 3, 1, 1, 0), + RK3036_PLL_RATE(594000000, 2, 99, 2, 1, 1, 0), + RK3036_PLL_RATE(504000000, 1, 63, 3, 1, 1, 0), + RK3036_PLL_RATE(500000000, 6, 250, 2, 1, 1, 0), + RK3036_PLL_RATE(408000000, 1, 68, 2, 2, 1, 0), + RK3036_PLL_RATE(312000000, 1, 52, 2, 2, 1, 0), + RK3036_PLL_RATE(216000000, 1, 72, 4, 2, 1, 0), + RK3036_PLL_RATE(96000000, 1, 64, 4, 4, 1, 0), + { /* sentinel */ }, +}; + +#define PX30_DIV_ACLKM_MASK 0x7 +#define PX30_DIV_ACLKM_SHIFT 12 +#define PX30_DIV_PCLK_DBG_MASK 0xf +#define PX30_DIV_PCLK_DBG_SHIFT 8 + +#define PX30_CLKSEL0(_aclk_core, _pclk_dbg) \ +{ \ + .reg = PX30_CLKSEL_CON(0), \ + .val = HIWORD_UPDATE(_aclk_core, PX30_DIV_ACLKM_MASK, \ + PX30_DIV_ACLKM_SHIFT) | \ + HIWORD_UPDATE(_pclk_dbg, PX30_DIV_PCLK_DBG_MASK, \ + PX30_DIV_PCLK_DBG_SHIFT), \ +} + +#define PX30_CPUCLK_RATE(_prate, _aclk_core, _pclk_dbg) \ +{ \ + .prate = _prate, \ + .divs = { \ + PX30_CLKSEL0(_aclk_core, _pclk_dbg), \ + }, \ +} + +static struct rockchip_cpuclk_rate_table px30_cpuclk_rates[] __initdata = { + PX30_CPUCLK_RATE(1608000000, 1, 7), + PX30_CPUCLK_RATE(1584000000, 1, 7), + PX30_CPUCLK_RATE(1560000000, 1, 7), + PX30_CPUCLK_RATE(1536000000, 1, 7), + PX30_CPUCLK_RATE(1512000000, 1, 7), + PX30_CPUCLK_RATE(1488000000, 1, 5), + PX30_CPUCLK_RATE(1464000000, 1, 5), + PX30_CPUCLK_RATE(1440000000, 1, 5), + PX30_CPUCLK_RATE(1416000000, 1, 5), + PX30_CPUCLK_RATE(1392000000, 1, 5), + PX30_CPUCLK_RATE(1368000000, 1, 5), + PX30_CPUCLK_RATE(1344000000, 1, 5), + PX30_CPUCLK_RATE(1320000000, 1, 5), + PX30_CPUCLK_RATE(1296000000, 1, 5), + PX30_CPUCLK_RATE(1272000000, 1, 5), + PX30_CPUCLK_RATE(1248000000, 1, 5), + PX30_CPUCLK_RATE(1224000000, 1, 5), + PX30_CPUCLK_RATE(1200000000, 1, 5), + PX30_CPUCLK_RATE(1104000000, 1, 5), + PX30_CPUCLK_RATE(1008000000, 1, 5), + PX30_CPUCLK_RATE(912000000, 1, 5), + PX30_CPUCLK_RATE(816000000, 1, 3), + PX30_CPUCLK_RATE(696000000, 1, 3), + PX30_CPUCLK_RATE(600000000, 1, 3), + PX30_CPUCLK_RATE(408000000, 1, 1), + PX30_CPUCLK_RATE(312000000, 1, 1), + PX30_CPUCLK_RATE(216000000, 1, 1), + PX30_CPUCLK_RATE(96000000, 1, 1), +}; + +static const struct rockchip_cpuclk_reg_data px30_cpuclk_data = { + .core_reg = PX30_CLKSEL_CON(0), + .div_core_shift = 0, + .div_core_mask = 0xf, + .mux_core_alt = 1, + .mux_core_main = 0, + .mux_core_shift = 7, + .mux_core_mask = 0x1, +}; + +PNAME(mux_pll_p) = { "xin24m"}; +PNAME(mux_usb480m_p) = { "xin24m", "usb480m_phy", "clk_rtc32k_pmu" }; +PNAME(mux_armclk_p) = { "apll_core", "gpll_core" }; +PNAME(mux_ddrphy_p) = { "dpll_ddr", "gpll_ddr" }; +PNAME(mux_ddrstdby_p) = { "clk_ddrphy1x", "clk_stdby_2wrap" }; +PNAME(mux_4plls_p) = { "gpll", "dummy_cpll", "usb480m", "npll" }; +PNAME(mux_cpll_npll_p) = { "cpll", "npll" }; +PNAME(mux_npll_cpll_p) = { "npll", "cpll" }; +PNAME(mux_gpll_cpll_p) = { "gpll", "dummy_cpll" }; +PNAME(mux_gpll_npll_p) = { "gpll", "npll" }; +PNAME(mux_gpll_xin24m_p) = { "gpll", "xin24m"}; +PNAME(mux_gpll_cpll_npll_p) = { "gpll", "dummy_cpll", "npll" }; +PNAME(mux_gpll_cpll_npll_xin24m_p) = { "gpll", "dummy_cpll", "npll", "xin24m" }; +PNAME(mux_gpll_xin24m_npll_p) = { "gpll", "xin24m", "npll"}; +PNAME(mux_pdm_p) = { "clk_pdm_src", "clk_pdm_frac" }; +PNAME(mux_i2s0_tx_p) = { "clk_i2s0_tx_src", "clk_i2s0_tx_frac", "mclk_i2s0_tx_in", "xin12m"}; +PNAME(mux_i2s0_rx_p) = { "clk_i2s0_rx_src", "clk_i2s0_rx_frac", "mclk_i2s0_rx_in", "xin12m"}; +PNAME(mux_i2s1_p) = { "clk_i2s1_src", "clk_i2s1_frac", "i2s1_clkin", "xin12m"}; +PNAME(mux_i2s2_p) = { "clk_i2s2_src", "clk_i2s2_frac", "i2s2_clkin", "xin12m"}; +PNAME(mux_i2s0_tx_out_p) = { "clk_i2s0_tx", "xin12m", "clk_i2s0_rx"}; +PNAME(mux_i2s0_rx_out_p) = { "clk_i2s0_rx", "xin12m", "clk_i2s0_tx"}; +PNAME(mux_i2s1_out_p) = { "clk_i2s1", "xin12m"}; +PNAME(mux_i2s2_out_p) = { "clk_i2s2", "xin12m"}; +PNAME(mux_i2s0_tx_rx_p) = { "clk_i2s0_tx_mux", "clk_i2s0_rx_mux"}; +PNAME(mux_i2s0_rx_tx_p) = { "clk_i2s0_rx_mux", "clk_i2s0_tx_mux"}; +PNAME(mux_uart_src_p) = { "gpll", "xin24m", "usb480m", "npll" }; +PNAME(mux_uart1_p) = { "clk_uart1_src", "clk_uart1_np5", "clk_uart1_frac" }; +PNAME(mux_uart2_p) = { "clk_uart2_src", "clk_uart2_np5", "clk_uart2_frac" }; +PNAME(mux_uart3_p) = { "clk_uart3_src", "clk_uart3_np5", "clk_uart3_frac" }; +PNAME(mux_uart4_p) = { "clk_uart4_src", "clk_uart4_np5", "clk_uart4_frac" }; +PNAME(mux_uart5_p) = { "clk_uart5_src", "clk_uart5_np5", "clk_uart5_frac" }; +PNAME(mux_cif_out_p) = { "xin24m", "dummy_cpll", "npll", "usb480m" }; +PNAME(mux_dclk_vopb_p) = { "dclk_vopb_src", "dclk_vopb_frac", "xin24m" }; +PNAME(mux_dclk_vopl_p) = { "dclk_vopl_src", "dclk_vopl_frac", "xin24m" }; +PNAME(mux_gmac_p) = { "clk_gmac_src", "gmac_clkin" }; +PNAME(mux_gmac_rmii_sel_p) = { "clk_gmac_rx_tx_div20", "clk_gmac_rx_tx_div2" }; +PNAME(mux_rtc32k_pmu_p) = { "xin32k", "pmu_pvtm_32k", "clk_rtc32k_frac", }; +PNAME(mux_wifi_pmu_p) = { "xin24m", "clk_wifi_pmu_src" }; +PNAME(mux_uart0_pmu_p) = { "clk_uart0_pmu_src", "clk_uart0_np5", "clk_uart0_frac" }; +PNAME(mux_usbphy_ref_p) = { "xin24m", "clk_ref24m_pmu" }; +PNAME(mux_mipidsiphy_ref_p) = { "xin24m", "clk_ref24m_pmu" }; +PNAME(mux_gpu_p) = { "clk_gpu_div", "clk_gpu_np5" }; + +static struct rockchip_pll_clock px30_pll_clks[] __initdata = { + [apll] = PLL(pll_rk3328, PLL_APLL, "apll", mux_pll_p, + 0, PX30_PLL_CON(0), + PX30_MODE_CON, 0, 0, 0, px30_pll_rates), + [dpll] = PLL(pll_rk3328, PLL_DPLL, "dpll", mux_pll_p, + 0, PX30_PLL_CON(8), + PX30_MODE_CON, 4, 1, 0, NULL), + [cpll] = PLL(pll_rk3328, PLL_CPLL, "cpll", mux_pll_p, + 0, PX30_PLL_CON(16), + PX30_MODE_CON, 2, 2, 0, px30_pll_rates), + [npll] = PLL(pll_rk3328, PLL_NPLL, "npll", mux_pll_p, + 0, PX30_PLL_CON(24), + PX30_MODE_CON, 6, 4, 0, px30_pll_rates), +}; + +static struct rockchip_pll_clock px30_pmu_pll_clks[] __initdata = { + [gpll] = PLL(pll_rk3328, PLL_GPLL, "gpll", mux_pll_p, 0, PX30_PMU_PLL_CON(0), + PX30_PMU_MODE, 0, 3, 0, px30_pll_rates), +}; + +#define MFLAGS CLK_MUX_HIWORD_MASK +#define DFLAGS CLK_DIVIDER_HIWORD_MASK +#define GFLAGS (CLK_GATE_HIWORD_MASK | CLK_GATE_SET_TO_DISABLE) + +static struct rockchip_clk_branch px30_pdm_fracmux __initdata = + MUX(0, "clk_pdm_mux", mux_pdm_p, CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(26), 15, 1, MFLAGS); + +static struct rockchip_clk_branch px30_i2s0_tx_fracmux __initdata = + MUX(0, "clk_i2s0_tx_mux", mux_i2s0_tx_p, CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(28), 10, 2, MFLAGS); + +static struct rockchip_clk_branch px30_i2s0_rx_fracmux __initdata = + MUX(0, "clk_i2s0_rx_mux", mux_i2s0_rx_p, CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(58), 10, 2, MFLAGS); + +static struct rockchip_clk_branch px30_i2s1_fracmux __initdata = + MUX(0, "clk_i2s1_mux", mux_i2s1_p, CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(30), 10, 2, MFLAGS); + +static struct rockchip_clk_branch px30_i2s2_fracmux __initdata = + MUX(0, "clk_i2s2_mux", mux_i2s2_p, CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(32), 10, 2, MFLAGS); + +static struct rockchip_clk_branch px30_uart1_fracmux __initdata = + MUX(0, "clk_uart1_mux", mux_uart1_p, CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(35), 14, 2, MFLAGS); + +static struct rockchip_clk_branch px30_uart2_fracmux __initdata = + MUX(0, "clk_uart2_mux", mux_uart2_p, CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(38), 14, 2, MFLAGS); + +static struct rockchip_clk_branch px30_uart3_fracmux __initdata = + MUX(0, "clk_uart3_mux", mux_uart3_p, CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(41), 14, 2, MFLAGS); + +static struct rockchip_clk_branch px30_uart4_fracmux __initdata = + MUX(0, "clk_uart4_mux", mux_uart4_p, CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(44), 14, 2, MFLAGS); + +static struct rockchip_clk_branch px30_uart5_fracmux __initdata = + MUX(0, "clk_uart5_mux", mux_uart5_p, CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(47), 14, 2, MFLAGS); + +static struct rockchip_clk_branch px30_dclk_vopb_fracmux __initdata = + MUX(0, "dclk_vopb_mux", mux_dclk_vopb_p, CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(5), 14, 2, MFLAGS); + +static struct rockchip_clk_branch px30_dclk_vopl_fracmux __initdata = + MUX(0, "dclk_vopl_mux", mux_dclk_vopl_p, CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(8), 14, 2, MFLAGS); + +static struct rockchip_clk_branch px30_rtc32k_pmu_fracmux __initdata = + MUX(SCLK_RTC32K_PMU, "clk_rtc32k_pmu", mux_rtc32k_pmu_p, CLK_SET_RATE_PARENT, + PX30_PMU_CLKSEL_CON(0), 14, 2, MFLAGS); + +static struct rockchip_clk_branch px30_uart0_pmu_fracmux __initdata = + MUX(0, "clk_uart0_pmu_mux", mux_uart0_pmu_p, CLK_SET_RATE_PARENT, + PX30_PMU_CLKSEL_CON(4), 14, 2, MFLAGS); + +static struct rockchip_clk_branch px30_clk_branches[] __initdata = { + /* + * Clock-Architecture Diagram 1 + */ + + MUX(USB480M, "usb480m", mux_usb480m_p, CLK_SET_RATE_PARENT, + PX30_MODE_CON, 8, 2, MFLAGS), + FACTOR(0, "xin12m", "xin24m", 0, 1, 2), + + /* + * Clock-Architecture Diagram 3 + */ + + /* PD_CORE */ + GATE(0, "apll_core", "apll", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(0), 0, GFLAGS), + GATE(0, "gpll_core", "gpll", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(0), 0, GFLAGS), + COMPOSITE_NOMUX(0, "pclk_dbg", "armclk", CLK_IGNORE_UNUSED, + PX30_CLKSEL_CON(0), 8, 4, DFLAGS | CLK_DIVIDER_READ_ONLY, + PX30_CLKGATE_CON(0), 2, GFLAGS), + COMPOSITE_NOMUX(0, "aclk_core", "armclk", CLK_IGNORE_UNUSED, + PX30_CLKSEL_CON(0), 12, 3, DFLAGS | CLK_DIVIDER_READ_ONLY, + PX30_CLKGATE_CON(0), 1, GFLAGS), + GATE(0, "aclk_core_niu", "aclk_core", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(0), 4, GFLAGS), + GATE(0, "aclk_core_prf", "aclk_core", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(17), 5, GFLAGS), + GATE(0, "pclk_dbg_niu", "pclk_dbg", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(0), 5, GFLAGS), + GATE(0, "pclk_core_dbg", "pclk_dbg", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(0), 6, GFLAGS), + GATE(0, "pclk_core_grf", "pclk_dbg", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(17), 6, GFLAGS), + + GATE(0, "clk_jtag", "jtag_clkin", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(0), 3, GFLAGS), + GATE(SCLK_PVTM, "clk_pvtm", "xin24m", 0, + PX30_CLKGATE_CON(17), 4, GFLAGS), + + /* PD_GPU */ + COMPOSITE_NODIV(0, "clk_gpu_src", mux_4plls_p, 0, + PX30_CLKSEL_CON(1), 6, 2, MFLAGS, + PX30_CLKGATE_CON(0), 8, GFLAGS), + COMPOSITE_NOMUX(0, "clk_gpu_div", "clk_gpu_src", 0, + PX30_CLKSEL_CON(1), 0, 4, DFLAGS, + PX30_CLKGATE_CON(0), 12, GFLAGS), + COMPOSITE_NOMUX_HALFDIV(0, "clk_gpu_np5", "clk_gpu_src", 0, + PX30_CLKSEL_CON(1), 8, 4, DFLAGS, + PX30_CLKGATE_CON(0), 9, GFLAGS), + COMPOSITE_NODIV(SCLK_GPU, "clk_gpu", mux_gpu_p, CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(1), 15, 1, MFLAGS, + PX30_CLKGATE_CON(0), 10, GFLAGS), + COMPOSITE_NOMUX(0, "aclk_gpu", "clk_gpu", CLK_IGNORE_UNUSED, + PX30_CLKSEL_CON(1), 13, 2, DFLAGS, + PX30_CLKGATE_CON(17), 10, GFLAGS), + GATE(0, "aclk_gpu_niu", "aclk_gpu", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(0), 11, GFLAGS), + GATE(0, "aclk_gpu_prf", "aclk_gpu", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(17), 8, GFLAGS), + GATE(0, "pclk_gpu_grf", "aclk_gpu", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(17), 9, GFLAGS), + + /* + * Clock-Architecture Diagram 4 + */ + + /* PD_DDR */ + GATE(0, "dpll_ddr", "dpll", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(0), 7, GFLAGS), + GATE(0, "gpll_ddr", "gpll", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(0), 13, GFLAGS), + COMPOSITE_NOGATE(SCLK_DDRCLK, "sclk_ddrc", mux_ddrphy_p, CLK_IGNORE_UNUSED, + PX30_CLKSEL_CON(2), 7, 1, MFLAGS, 0, 3, DFLAGS | CLK_DIVIDER_POWER_OF_TWO), + COMPOSITE_NOGATE(0, "clk_ddrphy4x", mux_ddrphy_p, CLK_IGNORE_UNUSED, + PX30_CLKSEL_CON(2), 7, 1, MFLAGS, 0, 3, DFLAGS), + FACTOR_GATE(0, "clk_ddrphy1x", "clk_ddrphy4x", CLK_IGNORE_UNUSED, 1, 4, + PX30_CLKGATE_CON(0), 14, GFLAGS), + FACTOR_GATE(0, "clk_stdby_2wrap", "clk_ddrphy4x", CLK_IGNORE_UNUSED, 1, 4, + PX30_CLKGATE_CON(1), 0, GFLAGS), + COMPOSITE_NODIV(0, "clk_ddrstdby", mux_ddrstdby_p, CLK_IGNORE_UNUSED, + PX30_CLKSEL_CON(2), 4, 1, MFLAGS, + PX30_CLKGATE_CON(1), 13, GFLAGS), + GATE(0, "aclk_split", "clk_ddrphy1x", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(1), 15, GFLAGS), + GATE(0, "clk_msch", "clk_ddrphy1x", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(1), 8, GFLAGS), + GATE(0, "aclk_ddrc", "clk_ddrphy1x", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(1), 5, GFLAGS), + GATE(0, "clk_core_ddrc", "clk_ddrphy1x", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(1), 6, GFLAGS), + GATE(0, "aclk_cmd_buff", "clk_ddrphy1x", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(1), 6, GFLAGS), + GATE(0, "clk_ddrmon", "clk_ddrphy1x", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(1), 11, GFLAGS), + + GATE(0, "clk_ddrmon_timer", "xin24m", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(0), 15, GFLAGS), + + COMPOSITE_NOMUX(PCLK_DDR, "pclk_ddr", "gpll", CLK_IGNORE_UNUSED, + PX30_CLKSEL_CON(2), 8, 5, DFLAGS, + PX30_CLKGATE_CON(1), 1, GFLAGS), + GATE(0, "pclk_ddrmon", "pclk_ddr", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(1), 10, GFLAGS), + GATE(0, "pclk_ddrc", "pclk_ddr", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(1), 7, GFLAGS), + GATE(0, "pclk_msch", "pclk_ddr", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(1), 9, GFLAGS), + GATE(0, "pclk_stdby", "pclk_ddr", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(1), 12, GFLAGS), + GATE(0, "pclk_ddr_grf", "pclk_ddr", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(1), 14, GFLAGS), + GATE(0, "pclk_cmdbuff", "pclk_ddr", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(1), 3, GFLAGS), + + /* + * Clock-Architecture Diagram 5 + */ + + /* PD_VI */ + COMPOSITE(ACLK_VI_PRE, "aclk_vi_pre", mux_gpll_cpll_npll_p, 0, + PX30_CLKSEL_CON(11), 6, 2, MFLAGS, 0, 5, DFLAGS, + PX30_CLKGATE_CON(4), 8, GFLAGS), + COMPOSITE_NOMUX(HCLK_VI_PRE, "hclk_vi_pre", "aclk_vi_pre", 0, + PX30_CLKSEL_CON(11), 8, 4, DFLAGS, + PX30_CLKGATE_CON(4), 12, GFLAGS), + COMPOSITE(SCLK_ISP, "clk_isp", mux_gpll_cpll_npll_p, 0, + PX30_CLKSEL_CON(12), 6, 2, MFLAGS, 0, 5, DFLAGS, + PX30_CLKGATE_CON(4), 9, GFLAGS), + COMPOSITE(SCLK_CIF_OUT, "clk_cif_out", mux_cif_out_p, 0, + PX30_CLKSEL_CON(13), 6, 2, MFLAGS, 0, 6, DFLAGS, + PX30_CLKGATE_CON(4), 11, GFLAGS), + GATE(PCLK_ISP, "pclkin_isp", "ext_pclkin", 0, + PX30_CLKGATE_CON(4), 13, GFLAGS), + GATE(PCLK_CIF, "pclkin_cif", "ext_pclkin", 0, + PX30_CLKGATE_CON(4), 14, GFLAGS), + + /* + * Clock-Architecture Diagram 6 + */ + + /* PD_VO */ + COMPOSITE(ACLK_VO_PRE, "aclk_vo_pre", mux_gpll_cpll_npll_p, 0, + PX30_CLKSEL_CON(3), 6, 2, MFLAGS, 0, 5, DFLAGS, + PX30_CLKGATE_CON(2), 0, GFLAGS), + COMPOSITE_NOMUX(HCLK_VO_PRE, "hclk_vo_pre", "aclk_vo_pre", 0, + PX30_CLKSEL_CON(3), 8, 4, DFLAGS, + PX30_CLKGATE_CON(2), 12, GFLAGS), + COMPOSITE_NOMUX(PCLK_VO_PRE, "pclk_vo_pre", "aclk_vo_pre", 0, + PX30_CLKSEL_CON(3), 12, 4, DFLAGS, + PX30_CLKGATE_CON(2), 13, GFLAGS), + COMPOSITE(SCLK_RGA_CORE, "clk_rga_core", mux_gpll_cpll_npll_p, 0, + PX30_CLKSEL_CON(4), 6, 2, MFLAGS, 0, 5, DFLAGS, + PX30_CLKGATE_CON(2), 1, GFLAGS), + + COMPOSITE(SCLK_VOPB_PWM, "clk_vopb_pwm", mux_gpll_xin24m_p, 0, + PX30_CLKSEL_CON(7), 7, 1, MFLAGS, 0, 7, DFLAGS, + PX30_CLKGATE_CON(2), 5, GFLAGS), + COMPOSITE(0, "dclk_vopb_src", mux_cpll_npll_p, CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT, + PX30_CLKSEL_CON(5), 11, 1, MFLAGS, 0, 8, DFLAGS, + PX30_CLKGATE_CON(2), 2, GFLAGS), + COMPOSITE_FRACMUX(0, "dclk_vopb_frac", "dclk_vopb_src", CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(6), 0, + PX30_CLKGATE_CON(2), 3, GFLAGS, + &px30_dclk_vopb_fracmux), + GATE(DCLK_VOPB, "dclk_vopb", "dclk_vopb_mux", CLK_SET_RATE_PARENT, + PX30_CLKGATE_CON(2), 4, GFLAGS), + COMPOSITE(0, "dclk_vopl_src", mux_npll_cpll_p, 0, + PX30_CLKSEL_CON(8), 11, 1, MFLAGS, 0, 8, DFLAGS, + PX30_CLKGATE_CON(2), 6, GFLAGS), + COMPOSITE_FRACMUX(0, "dclk_vopl_frac", "dclk_vopl_src", CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(9), 0, + PX30_CLKGATE_CON(2), 7, GFLAGS, + &px30_dclk_vopl_fracmux), + GATE(DCLK_VOPL, "dclk_vopl", "dclk_vopl_mux", CLK_SET_RATE_PARENT, + PX30_CLKGATE_CON(2), 8, GFLAGS), + + /* PD_VPU */ + COMPOSITE(0, "aclk_vpu_pre", mux_gpll_cpll_npll_p, 0, + PX30_CLKSEL_CON(10), 6, 2, MFLAGS, 0, 5, DFLAGS, + PX30_CLKGATE_CON(4), 0, GFLAGS), + COMPOSITE_NOMUX(0, "hclk_vpu_pre", "aclk_vpu_pre", 0, + PX30_CLKSEL_CON(10), 8, 4, DFLAGS, + PX30_CLKGATE_CON(4), 2, GFLAGS), + COMPOSITE(SCLK_CORE_VPU, "sclk_core_vpu", mux_gpll_cpll_npll_p, 0, + PX30_CLKSEL_CON(13), 14, 2, MFLAGS, 8, 5, DFLAGS, + PX30_CLKGATE_CON(4), 1, GFLAGS), + + /* + * Clock-Architecture Diagram 7 + */ + + COMPOSITE_NODIV(ACLK_PERI_SRC, "aclk_peri_src", mux_gpll_cpll_p, 0, + PX30_CLKSEL_CON(14), 15, 1, MFLAGS, + PX30_CLKGATE_CON(5), 7, GFLAGS), + COMPOSITE_NOMUX(ACLK_PERI_PRE, "aclk_peri_pre", "aclk_peri_src", CLK_IGNORE_UNUSED, + PX30_CLKSEL_CON(14), 0, 5, DFLAGS, + PX30_CLKGATE_CON(5), 8, GFLAGS), + DIV(HCLK_PERI_PRE, "hclk_peri_pre", "aclk_peri_src", CLK_IGNORE_UNUSED, + PX30_CLKSEL_CON(14), 8, 5, DFLAGS), + + /* PD_MMC_NAND */ + GATE(HCLK_MMC_NAND, "hclk_mmc_nand", "hclk_peri_pre", 0, + PX30_CLKGATE_CON(6), 0, GFLAGS), + COMPOSITE(SCLK_NANDC, "clk_nandc", mux_gpll_cpll_npll_p, 0, + PX30_CLKSEL_CON(15), 6, 2, MFLAGS, 0, 5, DFLAGS, + PX30_CLKGATE_CON(5), 13, GFLAGS), + + COMPOSITE(SCLK_SDIO, "clk_sdio", mux_gpll_cpll_npll_xin24m_p, 0, + PX30_CLKSEL_CON(18), 14, 2, MFLAGS, 0, 8, DFLAGS, + PX30_CLKGATE_CON(6), 3, GFLAGS), + + COMPOSITE(SCLK_EMMC, "clk_emmc", mux_gpll_cpll_npll_xin24m_p, 0, + PX30_CLKSEL_CON(20), 14, 2, MFLAGS, 0, 8, DFLAGS, + PX30_CLKGATE_CON(6), 6, GFLAGS), + + COMPOSITE(SCLK_SFC, "clk_sfc", mux_gpll_cpll_p, 0, + PX30_CLKSEL_CON(22), 7, 1, MFLAGS, 0, 7, DFLAGS, + PX30_CLKGATE_CON(6), 7, GFLAGS), + + MMC(SCLK_SDMMC_DRV, "sdmmc_drv", "clk_sdmmc", + PX30_SDMMC_CON0, 1), + MMC(SCLK_SDMMC_SAMPLE, "sdmmc_sample", "clk_sdmmc", + PX30_SDMMC_CON1, 1), + + MMC(SCLK_SDIO_DRV, "sdio_drv", "clk_sdio", + PX30_SDIO_CON0, 1), + MMC(SCLK_SDIO_SAMPLE, "sdio_sample", "clk_sdio", + PX30_SDIO_CON1, 1), + + MMC(SCLK_EMMC_DRV, "emmc_drv", "clk_emmc", + PX30_EMMC_CON0, 1), + MMC(SCLK_EMMC_SAMPLE, "emmc_sample", "clk_emmc", + PX30_EMMC_CON1, 1), + + /* PD_SDCARD */ + GATE(0, "hclk_sdmmc_pre", "hclk_peri_pre", 0, + PX30_CLKGATE_CON(6), 12, GFLAGS), + COMPOSITE(SCLK_SDMMC, "clk_sdmmc", mux_gpll_cpll_npll_xin24m_p, 0, + PX30_CLKSEL_CON(16), 14, 2, MFLAGS, 0, 8, DFLAGS, + PX30_CLKGATE_CON(6), 15, GFLAGS), + + /* PD_USB */ + GATE(HCLK_USB, "hclk_usb", "hclk_peri_pre", 0, + PX30_CLKGATE_CON(7), 2, GFLAGS), + GATE(SCLK_OTG_ADP, "clk_otg_adp", "clk_rtc32k_pmu", 0, + PX30_CLKGATE_CON(7), 3, GFLAGS), + + /* PD_GMAC */ + COMPOSITE(SCLK_GMAC_SRC, "clk_gmac_src", mux_gpll_cpll_npll_p, 0, + PX30_CLKSEL_CON(22), 14, 2, MFLAGS, 8, 5, DFLAGS, + PX30_CLKGATE_CON(7), 11, GFLAGS), + MUX(SCLK_GMAC, "clk_gmac", mux_gmac_p, CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(23), 6, 1, MFLAGS), + GATE(SCLK_MAC_REF, "clk_mac_ref", "clk_gmac", 0, + PX30_CLKGATE_CON(7), 15, GFLAGS), + GATE(SCLK_GMAC_RX_TX, "clk_gmac_rx_tx", "clk_gmac", 0, + PX30_CLKGATE_CON(7), 13, GFLAGS), + FACTOR(0, "clk_gmac_rx_tx_div2", "clk_gmac_rx_tx", 0, 1, 2), + FACTOR(0, "clk_gmac_rx_tx_div20", "clk_gmac_rx_tx", 0, 1, 20), + MUX(SCLK_GMAC_RMII, "clk_gmac_rmii_sel", mux_gmac_rmii_sel_p, CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(23), 7, 1, MFLAGS), + + GATE(0, "aclk_gmac_pre", "aclk_peri_pre", 0, + PX30_CLKGATE_CON(7), 10, GFLAGS), + COMPOSITE_NOMUX(0, "pclk_gmac_pre", "aclk_gmac_pre", 0, + PX30_CLKSEL_CON(23), 0, 4, DFLAGS, + PX30_CLKGATE_CON(7), 12, GFLAGS), + + COMPOSITE(SCLK_MAC_OUT, "clk_mac_out", mux_gpll_cpll_npll_p, 0, + PX30_CLKSEL_CON(12), 14, 2, MFLAGS, 8, 5, DFLAGS, + PX30_CLKGATE_CON(8), 5, GFLAGS), + + /* + * Clock-Architecture Diagram 8 + */ + + /* PD_BUS */ + COMPOSITE_NODIV(ACLK_BUS_SRC, "aclk_bus_src", mux_gpll_cpll_p, CLK_IGNORE_UNUSED, + PX30_CLKSEL_CON(23), 15, 1, MFLAGS, + PX30_CLKGATE_CON(8), 6, GFLAGS), + COMPOSITE_NOMUX(HCLK_BUS_PRE, "hclk_bus_pre", "aclk_bus_src", CLK_IGNORE_UNUSED, + PX30_CLKSEL_CON(24), 0, 5, DFLAGS, + PX30_CLKGATE_CON(8), 8, GFLAGS), + COMPOSITE_NOMUX(ACLK_BUS_PRE, "aclk_bus_pre", "aclk_bus_src", CLK_IGNORE_UNUSED, + PX30_CLKSEL_CON(23), 8, 5, DFLAGS, + PX30_CLKGATE_CON(8), 7, GFLAGS), + COMPOSITE_NOMUX(PCLK_BUS_PRE, "pclk_bus_pre", "aclk_bus_pre", CLK_IGNORE_UNUSED, + PX30_CLKSEL_CON(24), 8, 2, DFLAGS, + PX30_CLKGATE_CON(8), 9, GFLAGS), + GATE(0, "pclk_top_pre", "pclk_bus_pre", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(8), 10, GFLAGS), + + COMPOSITE(0, "clk_pdm_src", mux_gpll_xin24m_npll_p, 0, + PX30_CLKSEL_CON(26), 8, 2, MFLAGS, 0, 7, DFLAGS, + PX30_CLKGATE_CON(9), 9, GFLAGS), + COMPOSITE_FRACMUX(0, "clk_pdm_frac", "clk_pdm_src", CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(27), 0, + PX30_CLKGATE_CON(9), 10, GFLAGS, + &px30_pdm_fracmux), + GATE(SCLK_PDM, "clk_pdm", "clk_pdm_mux", CLK_SET_RATE_PARENT, + PX30_CLKGATE_CON(9), 11, GFLAGS), + + COMPOSITE(0, "clk_i2s0_tx_src", mux_gpll_npll_p, 0, + PX30_CLKSEL_CON(28), 8, 1, MFLAGS, 0, 7, DFLAGS, + PX30_CLKGATE_CON(9), 12, GFLAGS), + COMPOSITE_FRACMUX(0, "clk_i2s0_tx_frac", "clk_i2s0_tx_src", CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(29), 0, + PX30_CLKGATE_CON(9), 13, GFLAGS, + &px30_i2s0_tx_fracmux), + COMPOSITE_NODIV(SCLK_I2S0_TX, "clk_i2s0_tx", mux_i2s0_tx_rx_p, CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(28), 12, 1, MFLAGS, + PX30_CLKGATE_CON(9), 14, GFLAGS), + COMPOSITE_NODIV(0, "clk_i2s0_tx_out_pre", mux_i2s0_tx_out_p, 0, + PX30_CLKSEL_CON(28), 14, 2, MFLAGS, + PX30_CLKGATE_CON(9), 15, GFLAGS), + GATE(SCLK_I2S0_TX_OUT, "clk_i2s0_tx_out", "clk_i2s0_tx_out_pre", CLK_SET_RATE_PARENT, + PX30_CLKGATE_CON(10), 8, CLK_GATE_HIWORD_MASK), + + COMPOSITE(0, "clk_i2s0_rx_src", mux_gpll_npll_p, 0, + PX30_CLKSEL_CON(58), 8, 1, MFLAGS, 0, 7, DFLAGS, + PX30_CLKGATE_CON(17), 0, GFLAGS), + COMPOSITE_FRACMUX(0, "clk_i2s0_rx_frac", "clk_i2s0_rx_src", CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(59), 0, + PX30_CLKGATE_CON(17), 1, GFLAGS, + &px30_i2s0_rx_fracmux), + COMPOSITE_NODIV(SCLK_I2S0_RX, "clk_i2s0_rx", mux_i2s0_rx_tx_p, CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(58), 12, 1, MFLAGS, + PX30_CLKGATE_CON(17), 2, GFLAGS), + COMPOSITE_NODIV(0, "clk_i2s0_rx_out_pre", mux_i2s0_rx_out_p, 0, + PX30_CLKSEL_CON(58), 14, 2, MFLAGS, + PX30_CLKGATE_CON(17), 3, GFLAGS), + GATE(SCLK_I2S0_RX_OUT, "clk_i2s0_rx_out", "clk_i2s0_rx_out_pre", CLK_SET_RATE_PARENT, + PX30_CLKGATE_CON(10), 11, CLK_GATE_HIWORD_MASK), + + COMPOSITE(0, "clk_i2s1_src", mux_gpll_npll_p, 0, + PX30_CLKSEL_CON(30), 8, 1, MFLAGS, 0, 7, DFLAGS, + PX30_CLKGATE_CON(10), 0, GFLAGS), + COMPOSITE_FRACMUX(0, "clk_i2s1_frac", "clk_i2s1_src", CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(31), 0, + PX30_CLKGATE_CON(10), 1, GFLAGS, + &px30_i2s1_fracmux), + GATE(SCLK_I2S1, "clk_i2s1", "clk_i2s1_mux", CLK_SET_RATE_PARENT, + PX30_CLKGATE_CON(10), 2, GFLAGS), + COMPOSITE_NODIV(0, "clk_i2s1_out_pre", mux_i2s1_out_p, 0, + PX30_CLKSEL_CON(30), 15, 1, MFLAGS, + PX30_CLKGATE_CON(10), 3, GFLAGS), + GATE(SCLK_I2S1_OUT, "clk_i2s1_out", "clk_i2s1_out_pre", CLK_SET_RATE_PARENT, + PX30_CLKGATE_CON(10), 9, CLK_GATE_HIWORD_MASK), + + COMPOSITE(0, "clk_i2s2_src", mux_gpll_npll_p, 0, + PX30_CLKSEL_CON(32), 8, 1, MFLAGS, 0, 7, DFLAGS, + PX30_CLKGATE_CON(10), 4, GFLAGS), + COMPOSITE_FRACMUX(0, "clk_i2s2_frac", "clk_i2s2_src", CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(33), 0, + PX30_CLKGATE_CON(10), 5, GFLAGS, + &px30_i2s2_fracmux), + GATE(SCLK_I2S2, "clk_i2s2", "clk_i2s2_mux", CLK_SET_RATE_PARENT, + PX30_CLKGATE_CON(10), 6, GFLAGS), + COMPOSITE_NODIV(0, "clk_i2s2_out_pre", mux_i2s2_out_p, 0, + PX30_CLKSEL_CON(32), 15, 1, MFLAGS, + PX30_CLKGATE_CON(10), 7, GFLAGS), + GATE(SCLK_I2S2_OUT, "clk_i2s2_out", "clk_i2s2_out_pre", CLK_SET_RATE_PARENT, + PX30_CLKGATE_CON(10), 10, CLK_GATE_HIWORD_MASK), + + COMPOSITE(SCLK_UART1_SRC, "clk_uart1_src", mux_uart_src_p, CLK_SET_RATE_NO_REPARENT, + PX30_CLKSEL_CON(34), 14, 2, MFLAGS, 0, 5, DFLAGS, + PX30_CLKGATE_CON(10), 12, GFLAGS), + COMPOSITE_NOMUX_HALFDIV(0, "clk_uart1_np5", "clk_uart1_src", 0, + PX30_CLKSEL_CON(35), 0, 5, DFLAGS, + PX30_CLKGATE_CON(10), 13, GFLAGS), + COMPOSITE_FRACMUX(0, "clk_uart1_frac", "clk_uart1_src", CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(36), 0, + PX30_CLKGATE_CON(10), 14, GFLAGS, + &px30_uart1_fracmux), + GATE(SCLK_UART1, "clk_uart1", "clk_uart1_mux", CLK_SET_RATE_PARENT, + PX30_CLKGATE_CON(10), 15, GFLAGS), + + COMPOSITE(SCLK_UART2_SRC, "clk_uart2_src", mux_uart_src_p, 0, + PX30_CLKSEL_CON(37), 14, 2, MFLAGS, 0, 5, DFLAGS, + PX30_CLKGATE_CON(11), 0, GFLAGS), + COMPOSITE_NOMUX_HALFDIV(0, "clk_uart2_np5", "clk_uart2_src", 0, + PX30_CLKSEL_CON(38), 0, 5, DFLAGS, + PX30_CLKGATE_CON(11), 1, GFLAGS), + COMPOSITE_FRACMUX(0, "clk_uart2_frac", "clk_uart2_src", CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(39), 0, + PX30_CLKGATE_CON(11), 2, GFLAGS, + &px30_uart2_fracmux), + GATE(SCLK_UART2, "clk_uart2", "clk_uart2_mux", CLK_SET_RATE_PARENT, + PX30_CLKGATE_CON(11), 3, GFLAGS), + + COMPOSITE(0, "clk_uart3_src", mux_uart_src_p, 0, + PX30_CLKSEL_CON(40), 14, 2, MFLAGS, 0, 5, DFLAGS, + PX30_CLKGATE_CON(11), 4, GFLAGS), + COMPOSITE_NOMUX_HALFDIV(0, "clk_uart3_np5", "clk_uart3_src", 0, + PX30_CLKSEL_CON(41), 0, 5, DFLAGS, + PX30_CLKGATE_CON(11), 5, GFLAGS), + COMPOSITE_FRACMUX(0, "clk_uart3_frac", "clk_uart3_src", CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(42), 0, + PX30_CLKGATE_CON(11), 6, GFLAGS, + &px30_uart3_fracmux), + GATE(SCLK_UART3, "clk_uart3", "clk_uart3_mux", CLK_SET_RATE_PARENT, + PX30_CLKGATE_CON(11), 7, GFLAGS), + + COMPOSITE(0, "clk_uart4_src", mux_uart_src_p, 0, + PX30_CLKSEL_CON(43), 14, 2, MFLAGS, 0, 5, DFLAGS, + PX30_CLKGATE_CON(11), 8, GFLAGS), + COMPOSITE_NOMUX_HALFDIV(0, "clk_uart4_np5", "clk_uart4_src", 0, + PX30_CLKSEL_CON(44), 0, 5, DFLAGS, + PX30_CLKGATE_CON(11), 9, GFLAGS), + COMPOSITE_FRACMUX(0, "clk_uart4_frac", "clk_uart4_src", CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(45), 0, + PX30_CLKGATE_CON(11), 10, GFLAGS, + &px30_uart4_fracmux), + GATE(SCLK_UART4, "clk_uart4", "clk_uart4_mux", CLK_SET_RATE_PARENT, + PX30_CLKGATE_CON(11), 11, GFLAGS), + + COMPOSITE(0, "clk_uart5_src", mux_uart_src_p, 0, + PX30_CLKSEL_CON(46), 14, 2, MFLAGS, 0, 5, DFLAGS, + PX30_CLKGATE_CON(11), 12, GFLAGS), + COMPOSITE_NOMUX_HALFDIV(0, "clk_uart5_np5", "clk_uart5_src", 0, + PX30_CLKSEL_CON(47), 0, 5, DFLAGS, + PX30_CLKGATE_CON(11), 13, GFLAGS), + COMPOSITE_FRACMUX(0, "clk_uart5_frac", "clk_uart5_src", CLK_SET_RATE_PARENT, + PX30_CLKSEL_CON(48), 0, + PX30_CLKGATE_CON(11), 14, GFLAGS, + &px30_uart5_fracmux), + GATE(SCLK_UART5, "clk_uart5", "clk_uart5_mux", CLK_SET_RATE_PARENT, + PX30_CLKGATE_CON(11), 15, GFLAGS), + + COMPOSITE(SCLK_I2C0, "clk_i2c0", mux_gpll_xin24m_p, 0, + PX30_CLKSEL_CON(49), 7, 1, MFLAGS, 0, 7, DFLAGS, + PX30_CLKGATE_CON(12), 0, GFLAGS), + COMPOSITE(SCLK_I2C1, "clk_i2c1", mux_gpll_xin24m_p, 0, + PX30_CLKSEL_CON(49), 15, 1, MFLAGS, 8, 7, DFLAGS, + PX30_CLKGATE_CON(12), 1, GFLAGS), + COMPOSITE(SCLK_I2C2, "clk_i2c2", mux_gpll_xin24m_p, 0, + PX30_CLKSEL_CON(50), 7, 1, MFLAGS, 0, 7, DFLAGS, + PX30_CLKGATE_CON(12), 2, GFLAGS), + COMPOSITE(SCLK_I2C3, "clk_i2c3", mux_gpll_xin24m_p, 0, + PX30_CLKSEL_CON(50), 15, 1, MFLAGS, 8, 7, DFLAGS, + PX30_CLKGATE_CON(12), 3, GFLAGS), + COMPOSITE(SCLK_PWM0, "clk_pwm0", mux_gpll_xin24m_p, 0, + PX30_CLKSEL_CON(52), 7, 1, MFLAGS, 0, 7, DFLAGS, + PX30_CLKGATE_CON(12), 5, GFLAGS), + COMPOSITE(SCLK_PWM1, "clk_pwm1", mux_gpll_xin24m_p, 0, + PX30_CLKSEL_CON(52), 15, 1, MFLAGS, 8, 7, DFLAGS, + PX30_CLKGATE_CON(12), 6, GFLAGS), + COMPOSITE(SCLK_SPI0, "clk_spi0", mux_gpll_xin24m_p, 0, + PX30_CLKSEL_CON(53), 7, 1, MFLAGS, 0, 7, DFLAGS, + PX30_CLKGATE_CON(12), 7, GFLAGS), + COMPOSITE(SCLK_SPI1, "clk_spi1", mux_gpll_xin24m_p, 0, + PX30_CLKSEL_CON(53), 15, 1, MFLAGS, 8, 7, DFLAGS, + PX30_CLKGATE_CON(12), 8, GFLAGS), + + GATE(SCLK_TIMER0, "sclk_timer0", "xin24m", 0, + PX30_CLKGATE_CON(13), 0, GFLAGS), + GATE(SCLK_TIMER1, "sclk_timer1", "xin24m", 0, + PX30_CLKGATE_CON(13), 1, GFLAGS), + GATE(SCLK_TIMER2, "sclk_timer2", "xin24m", 0, + PX30_CLKGATE_CON(13), 2, GFLAGS), + GATE(SCLK_TIMER3, "sclk_timer3", "xin24m", 0, + PX30_CLKGATE_CON(13), 3, GFLAGS), + GATE(SCLK_TIMER4, "sclk_timer4", "xin24m", 0, + PX30_CLKGATE_CON(13), 4, GFLAGS), + GATE(SCLK_TIMER5, "sclk_timer5", "xin24m", 0, + PX30_CLKGATE_CON(13), 5, GFLAGS), + + COMPOSITE_NOMUX(SCLK_TSADC, "clk_tsadc", "xin24m", 0, + PX30_CLKSEL_CON(54), 0, 11, DFLAGS, + PX30_CLKGATE_CON(12), 9, GFLAGS), + COMPOSITE_NOMUX(SCLK_SARADC, "clk_saradc", "xin24m", 0, + PX30_CLKSEL_CON(55), 0, 11, DFLAGS, + PX30_CLKGATE_CON(12), 10, GFLAGS), + COMPOSITE_NOMUX(SCLK_OTP, "clk_otp", "xin24m", 0, + PX30_CLKSEL_CON(56), 0, 3, DFLAGS, + PX30_CLKGATE_CON(12), 11, GFLAGS), + COMPOSITE_NOMUX(SCLK_OTP_USR, "clk_otp_usr", "clk_otp", 0, + PX30_CLKSEL_CON(56), 4, 2, DFLAGS, + PX30_CLKGATE_CON(13), 6, GFLAGS), + + GATE(0, "clk_cpu_boost", "xin24m", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(12), 12, GFLAGS), + + /* PD_CRYPTO */ + GATE(0, "aclk_crypto_pre", "aclk_bus_pre", 0, + PX30_CLKGATE_CON(8), 12, GFLAGS), + GATE(0, "hclk_crypto_pre", "hclk_bus_pre", 0, + PX30_CLKGATE_CON(8), 13, GFLAGS), + COMPOSITE(SCLK_CRYPTO, "clk_crypto", mux_gpll_cpll_npll_p, 0, + PX30_CLKSEL_CON(25), 6, 2, MFLAGS, 0, 5, DFLAGS, + PX30_CLKGATE_CON(8), 14, GFLAGS), + COMPOSITE(SCLK_CRYPTO_APK, "clk_crypto_apk", mux_gpll_cpll_npll_p, 0, + PX30_CLKSEL_CON(25), 14, 2, MFLAGS, 8, 5, DFLAGS, + PX30_CLKGATE_CON(8), 15, GFLAGS), + + /* + * Clock-Architecture Diagram 9 + */ + + /* PD_BUS_TOP */ + GATE(0, "pclk_top_niu", "pclk_top_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(16), 0, GFLAGS), + GATE(0, "pclk_top_cru", "pclk_top_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(16), 1, GFLAGS), + GATE(PCLK_OTP_PHY, "pclk_otp_phy", "pclk_top_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(16), 2, GFLAGS), + GATE(0, "pclk_ddrphy", "pclk_top_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(16), 3, GFLAGS), + GATE(PCLK_MIPIDSIPHY, "pclk_mipidsiphy", "pclk_top_pre", 0, PX30_CLKGATE_CON(16), 4, GFLAGS), + GATE(PCLK_MIPICSIPHY, "pclk_mipicsiphy", "pclk_top_pre", 0, PX30_CLKGATE_CON(16), 5, GFLAGS), + GATE(PCLK_USB_GRF, "pclk_usb_grf", "pclk_top_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(16), 6, GFLAGS), + GATE(0, "pclk_cpu_hoost", "pclk_top_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(16), 7, GFLAGS), + + /* PD_VI */ + GATE(0, "aclk_vi_niu", "aclk_vi_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(4), 15, GFLAGS), + GATE(ACLK_CIF, "aclk_cif", "aclk_vi_pre", 0, PX30_CLKGATE_CON(5), 1, GFLAGS), + GATE(ACLK_ISP, "aclk_isp", "aclk_vi_pre", 0, PX30_CLKGATE_CON(5), 3, GFLAGS), + GATE(0, "hclk_vi_niu", "hclk_vi_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(5), 0, GFLAGS), + GATE(HCLK_CIF, "hclk_cif", "hclk_vi_pre", 0, PX30_CLKGATE_CON(5), 2, GFLAGS), + GATE(HCLK_ISP, "hclk_isp", "hclk_vi_pre", 0, PX30_CLKGATE_CON(5), 4, GFLAGS), + + /* PD_VO */ + GATE(0, "aclk_vo_niu", "aclk_vo_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(3), 0, GFLAGS), + GATE(ACLK_VOPB, "aclk_vopb", "aclk_vo_pre", 0, PX30_CLKGATE_CON(3), 3, GFLAGS), + GATE(ACLK_RGA, "aclk_rga", "aclk_vo_pre", 0, PX30_CLKGATE_CON(3), 7, GFLAGS), + GATE(ACLK_VOPL, "aclk_vopl", "aclk_vo_pre", 0, PX30_CLKGATE_CON(3), 5, GFLAGS), + + GATE(0, "hclk_vo_niu", "hclk_vo_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(3), 1, GFLAGS), + GATE(HCLK_VOPB, "hclk_vopb", "hclk_vo_pre", 0, PX30_CLKGATE_CON(3), 4, GFLAGS), + GATE(HCLK_RGA, "hclk_rga", "hclk_vo_pre", 0, PX30_CLKGATE_CON(3), 8, GFLAGS), + GATE(HCLK_VOPL, "hclk_vopl", "hclk_vo_pre", 0, PX30_CLKGATE_CON(3), 6, GFLAGS), + + GATE(0, "pclk_vo_niu", "pclk_vo_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(3), 2, GFLAGS), + GATE(PCLK_MIPI_DSI, "pclk_mipi_dsi", "pclk_vo_pre", 0, PX30_CLKGATE_CON(3), 9, GFLAGS), + + /* PD_BUS */ + GATE(0, "aclk_bus_niu", "aclk_bus_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(13), 8, GFLAGS), + GATE(0, "aclk_intmem", "aclk_bus_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(13), 11, GFLAGS), + GATE(ACLK_GIC, "aclk_gic", "aclk_bus_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(13), 12, GFLAGS), + GATE(ACLK_DCF, "aclk_dcf", "aclk_bus_pre", 0, PX30_CLKGATE_CON(13), 15, GFLAGS), + + GATE(0, "hclk_bus_niu", "hclk_bus_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(13), 9, GFLAGS), + GATE(0, "hclk_rom", "hclk_bus_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(13), 14, GFLAGS), + GATE(HCLK_PDM, "hclk_pdm", "hclk_bus_pre", 0, PX30_CLKGATE_CON(14), 1, GFLAGS), + GATE(HCLK_I2S0, "hclk_i2s0", "hclk_bus_pre", 0, PX30_CLKGATE_CON(14), 2, GFLAGS), + GATE(HCLK_I2S1, "hclk_i2s1", "hclk_bus_pre", 0, PX30_CLKGATE_CON(14), 3, GFLAGS), + GATE(HCLK_I2S2, "hclk_i2s2", "hclk_bus_pre", 0, PX30_CLKGATE_CON(14), 4, GFLAGS), + + GATE(0, "pclk_bus_niu", "pclk_bus_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(13), 10, GFLAGS), + GATE(PCLK_DCF, "pclk_dcf", "pclk_bus_pre", 0, PX30_CLKGATE_CON(14), 0, GFLAGS), + GATE(PCLK_UART1, "pclk_uart1", "pclk_bus_pre", 0, PX30_CLKGATE_CON(14), 5, GFLAGS), + GATE(PCLK_UART2, "pclk_uart2", "pclk_bus_pre", 0, PX30_CLKGATE_CON(14), 6, GFLAGS), + GATE(PCLK_UART3, "pclk_uart3", "pclk_bus_pre", 0, PX30_CLKGATE_CON(14), 7, GFLAGS), + GATE(PCLK_UART4, "pclk_uart4", "pclk_bus_pre", 0, PX30_CLKGATE_CON(14), 8, GFLAGS), + GATE(PCLK_UART5, "pclk_uart5", "pclk_bus_pre", 0, PX30_CLKGATE_CON(14), 9, GFLAGS), + GATE(PCLK_I2C0, "pclk_i2c0", "pclk_bus_pre", 0, PX30_CLKGATE_CON(14), 10, GFLAGS), + GATE(PCLK_I2C1, "pclk_i2c1", "pclk_bus_pre", 0, PX30_CLKGATE_CON(14), 11, GFLAGS), + GATE(PCLK_I2C2, "pclk_i2c2", "pclk_bus_pre", 0, PX30_CLKGATE_CON(14), 12, GFLAGS), + GATE(PCLK_I2C3, "pclk_i2c3", "pclk_bus_pre", 0, PX30_CLKGATE_CON(14), 13, GFLAGS), + GATE(PCLK_I2C4, "pclk_i2c4", "pclk_bus_pre", 0, PX30_CLKGATE_CON(14), 14, GFLAGS), + GATE(PCLK_PWM0, "pclk_pwm0", "pclk_bus_pre", 0, PX30_CLKGATE_CON(14), 15, GFLAGS), + GATE(PCLK_PWM1, "pclk_pwm1", "pclk_bus_pre", 0, PX30_CLKGATE_CON(15), 0, GFLAGS), + GATE(PCLK_SPI0, "pclk_spi0", "pclk_bus_pre", 0, PX30_CLKGATE_CON(15), 1, GFLAGS), + GATE(PCLK_SPI1, "pclk_spi1", "pclk_bus_pre", 0, PX30_CLKGATE_CON(15), 2, GFLAGS), + GATE(PCLK_SARADC, "pclk_saradc", "pclk_bus_pre", 0, PX30_CLKGATE_CON(15), 3, GFLAGS), + GATE(PCLK_TSADC, "pclk_tsadc", "pclk_bus_pre", 0, PX30_CLKGATE_CON(15), 4, GFLAGS), + GATE(PCLK_TIMER, "pclk_timer", "pclk_bus_pre", 0, PX30_CLKGATE_CON(15), 5, GFLAGS), + GATE(PCLK_OTP_NS, "pclk_otp_ns", "pclk_bus_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(15), 6, GFLAGS), + GATE(PCLK_WDT_NS, "pclk_wdt_ns", "pclk_bus_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(15), 7, GFLAGS), + GATE(PCLK_GPIO1, "pclk_gpio1", "pclk_bus_pre", 0, PX30_CLKGATE_CON(15), 8, GFLAGS), + GATE(PCLK_GPIO2, "pclk_gpio2", "pclk_bus_pre", 0, PX30_CLKGATE_CON(15), 9, GFLAGS), + GATE(PCLK_GPIO3, "pclk_gpio3", "pclk_bus_pre", 0, PX30_CLKGATE_CON(15), 10, GFLAGS), + GATE(0, "pclk_grf", "pclk_bus_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(15), 11, GFLAGS), + GATE(0, "pclk_sgrf", "pclk_bus_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(15), 12, GFLAGS), + + /* PD_VPU */ + GATE(0, "hclk_vpu_niu", "hclk_vpu_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(4), 7, GFLAGS), + GATE(HCLK_VPU, "hclk_vpu", "hclk_vpu_pre", 0, PX30_CLKGATE_CON(4), 6, GFLAGS), + GATE(0, "aclk_vpu_niu", "aclk_vpu_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(4), 5, GFLAGS), + GATE(ACLK_VPU, "aclk_vpu", "aclk_vpu_pre", 0, PX30_CLKGATE_CON(4), 4, GFLAGS), + + /* PD_CRYPTO */ + GATE(0, "hclk_crypto_niu", "hclk_crypto_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(9), 3, GFLAGS), + GATE(HCLK_CRYPTO, "hclk_crypto", "hclk_crypto_pre", 0, PX30_CLKGATE_CON(9), 5, GFLAGS), + GATE(0, "aclk_crypto_niu", "aclk_crypto_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(9), 2, GFLAGS), + GATE(ACLK_CRYPTO, "aclk_crypto", "aclk_crypto_pre", 0, PX30_CLKGATE_CON(9), 4, GFLAGS), + + /* PD_SDCARD */ + GATE(0, "hclk_sdmmc_niu", "hclk_sdmmc_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(7), 0, GFLAGS), + GATE(HCLK_SDMMC, "hclk_sdmmc", "hclk_sdmmc_pre", 0, PX30_CLKGATE_CON(7), 1, GFLAGS), + + /* PD_PERI */ + GATE(0, "aclk_peri_niu", "aclk_peri_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(5), 9, GFLAGS), + + /* PD_MMC_NAND */ + GATE(HCLK_NANDC, "hclk_nandc", "hclk_mmc_nand", 0, PX30_CLKGATE_CON(5), 15, GFLAGS), + GATE(0, "hclk_mmc_nand_niu", "hclk_mmc_nand", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(6), 8, GFLAGS), + GATE(HCLK_SDIO, "hclk_sdio", "hclk_mmc_nand", 0, PX30_CLKGATE_CON(6), 9, GFLAGS), + GATE(HCLK_EMMC, "hclk_emmc", "hclk_mmc_nand", 0, PX30_CLKGATE_CON(6), 10, GFLAGS), + GATE(HCLK_SFC, "hclk_sfc", "hclk_mmc_nand", 0, PX30_CLKGATE_CON(6), 11, GFLAGS), + + /* PD_USB */ + GATE(0, "hclk_usb_niu", "hclk_usb", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(7), 4, GFLAGS), + GATE(HCLK_OTG, "hclk_otg", "hclk_usb", 0, PX30_CLKGATE_CON(7), 5, GFLAGS), + GATE(HCLK_HOST, "hclk_host", "hclk_usb", 0, PX30_CLKGATE_CON(7), 6, GFLAGS), + GATE(HCLK_HOST_ARB, "hclk_host_arb", "hclk_usb", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(7), 8, GFLAGS), + + /* PD_GMAC */ + GATE(0, "aclk_gmac_niu", "aclk_gmac_pre", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(8), 0, GFLAGS), + GATE(ACLK_GMAC, "aclk_gmac", "aclk_gmac_pre", 0, + PX30_CLKGATE_CON(8), 2, GFLAGS), + GATE(0, "pclk_gmac_niu", "pclk_gmac_pre", CLK_IGNORE_UNUSED, + PX30_CLKGATE_CON(8), 1, GFLAGS), + GATE(PCLK_GMAC, "pclk_gmac", "pclk_gmac_pre", 0, + PX30_CLKGATE_CON(8), 3, GFLAGS), +}; + +static struct rockchip_clk_branch px30_clk_pmu_branches[] __initdata = { + /* + * Clock-Architecture Diagram 2 + */ + + COMPOSITE_FRACMUX(0, "clk_rtc32k_frac", "xin24m", CLK_IGNORE_UNUSED, + PX30_PMU_CLKSEL_CON(1), 0, + PX30_PMU_CLKGATE_CON(0), 13, GFLAGS, + &px30_rtc32k_pmu_fracmux), + + COMPOSITE_NOMUX(XIN24M_DIV, "xin24m_div", "xin24m", CLK_IGNORE_UNUSED, + PX30_PMU_CLKSEL_CON(0), 8, 5, DFLAGS, + PX30_PMU_CLKGATE_CON(0), 12, GFLAGS), + + COMPOSITE_NOMUX(0, "clk_wifi_pmu_src", "gpll", 0, + PX30_PMU_CLKSEL_CON(2), 8, 6, DFLAGS, + PX30_PMU_CLKGATE_CON(0), 14, GFLAGS), + COMPOSITE_NODIV(SCLK_WIFI_PMU, "clk_wifi_pmu", mux_wifi_pmu_p, CLK_SET_RATE_PARENT, + PX30_PMU_CLKSEL_CON(2), 15, 1, MFLAGS, + PX30_PMU_CLKGATE_CON(0), 15, GFLAGS), + + COMPOSITE(0, "clk_uart0_pmu_src", mux_uart_src_p, 0, + PX30_PMU_CLKSEL_CON(3), 14, 2, MFLAGS, 0, 5, DFLAGS, + PX30_PMU_CLKGATE_CON(1), 0, GFLAGS), + COMPOSITE_NOMUX_HALFDIV(0, "clk_uart0_np5", "clk_uart0_pmu_src", 0, + PX30_PMU_CLKSEL_CON(4), 0, 5, DFLAGS, + PX30_PMU_CLKGATE_CON(1), 1, GFLAGS), + COMPOSITE_FRACMUX(0, "clk_uart0_frac", "clk_uart0_pmu_src", CLK_SET_RATE_PARENT, + PX30_PMU_CLKSEL_CON(5), 0, + PX30_PMU_CLKGATE_CON(1), 2, GFLAGS, + &px30_uart0_pmu_fracmux), + GATE(SCLK_UART0_PMU, "clk_uart0_pmu", "clk_uart0_pmu_mux", CLK_SET_RATE_PARENT, + PX30_PMU_CLKGATE_CON(1), 3, GFLAGS), + + GATE(SCLK_PVTM_PMU, "clk_pvtm_pmu", "xin24m", 0, + PX30_PMU_CLKGATE_CON(1), 4, GFLAGS), + + COMPOSITE_NOMUX(PCLK_PMU_PRE, "pclk_pmu_pre", "gpll", 0, + PX30_PMU_CLKSEL_CON(0), 0, 5, DFLAGS, + PX30_PMU_CLKGATE_CON(0), 0, GFLAGS), + + COMPOSITE_NOMUX(SCLK_REF24M_PMU, "clk_ref24m_pmu", "gpll", 0, + PX30_PMU_CLKSEL_CON(2), 0, 6, DFLAGS, + PX30_PMU_CLKGATE_CON(1), 8, GFLAGS), + COMPOSITE_NODIV(SCLK_USBPHY_REF, "clk_usbphy_ref", mux_usbphy_ref_p, CLK_SET_RATE_PARENT, + PX30_PMU_CLKSEL_CON(2), 6, 1, MFLAGS, + PX30_PMU_CLKGATE_CON(1), 9, GFLAGS), + COMPOSITE_NODIV(SCLK_MIPIDSIPHY_REF, "clk_mipidsiphy_ref", mux_mipidsiphy_ref_p, CLK_SET_RATE_PARENT, + PX30_PMU_CLKSEL_CON(2), 7, 1, MFLAGS, + PX30_PMU_CLKGATE_CON(1), 10, GFLAGS), + + /* + * Clock-Architecture Diagram 9 + */ + + /* PD_PMU */ + GATE(0, "pclk_pmu_niu", "pclk_pmu_pre", CLK_IGNORE_UNUSED, PX30_PMU_CLKGATE_CON(0), 1, GFLAGS), + GATE(0, "pclk_pmu_sgrf", "pclk_pmu_pre", CLK_IGNORE_UNUSED, PX30_PMU_CLKGATE_CON(0), 2, GFLAGS), + GATE(0, "pclk_pmu_grf", "pclk_pmu_pre", CLK_IGNORE_UNUSED, PX30_PMU_CLKGATE_CON(0), 3, GFLAGS), + GATE(0, "pclk_pmu", "pclk_pmu_pre", CLK_IGNORE_UNUSED, PX30_PMU_CLKGATE_CON(0), 4, GFLAGS), + GATE(0, "pclk_pmu_mem", "pclk_pmu_pre", CLK_IGNORE_UNUSED, PX30_PMU_CLKGATE_CON(0), 5, GFLAGS), + GATE(PCLK_GPIO0_PMU, "pclk_gpio0_pmu", "pclk_pmu_pre", 0, PX30_PMU_CLKGATE_CON(0), 6, GFLAGS), + GATE(PCLK_UART0_PMU, "pclk_uart0_pmu", "pclk_pmu_pre", 0, PX30_PMU_CLKGATE_CON(0), 7, GFLAGS), + GATE(0, "pclk_cru_pmu", "pclk_pmu_pre", CLK_IGNORE_UNUSED, PX30_PMU_CLKGATE_CON(0), 8, GFLAGS), +}; + +static const char *const px30_pmucru_critical_clocks[] __initconst = { + "aclk_bus_pre", + "pclk_bus_pre", + "hclk_bus_pre", + "aclk_peri_pre", + "hclk_peri_pre", + "aclk_gpu_niu", + "pclk_top_pre", + "pclk_pmu_pre", + "hclk_usb_niu", + "pll_npll", + "usb480m", + "clk_uart2", + "pclk_uart2", +}; + +static void __init px30_clk_init(struct device_node *np) +{ + struct rockchip_clk_provider *ctx; + void __iomem *reg_base; + struct clk *clk; + + reg_base = of_iomap(np, 0); + if (!reg_base) { + pr_err("%s: could not map cru region\n", __func__); + return; + } + + ctx = rockchip_clk_init(np, reg_base, CLK_NR_CLKS); + if (IS_ERR(ctx)) { + pr_err("%s: rockchip clk init failed\n", __func__); + iounmap(reg_base); + return; + } + + /* aclk_dmac is controlled by sgrf_soc_con1[11]. */ + clk = clk_register_fixed_factor(NULL, "aclk_dmac", "aclk_bus_pre", 0, 1, 1); + if (IS_ERR(clk)) + pr_warn("%s: could not register clock aclk_dmac: %ld\n", + __func__, PTR_ERR(clk)); + else + rockchip_clk_add_lookup(ctx, clk, ACLK_DMAC); + + rockchip_clk_register_plls(ctx, px30_pll_clks, + ARRAY_SIZE(px30_pll_clks), + PX30_GRF_SOC_STATUS0); + rockchip_clk_register_branches(ctx, px30_clk_branches, + ARRAY_SIZE(px30_clk_branches)); + + rockchip_clk_register_armclk(ctx, ARMCLK, "armclk", + mux_armclk_p, ARRAY_SIZE(mux_armclk_p), + &px30_cpuclk_data, px30_cpuclk_rates, + ARRAY_SIZE(px30_cpuclk_rates)); + + rockchip_register_softrst(np, 12, reg_base + PX30_SOFTRST_CON(0), + ROCKCHIP_SOFTRST_HIWORD_MASK); + + rockchip_register_restart_notifier(ctx, PX30_GLB_SRST_FST, NULL); + + rockchip_clk_of_add_provider(np, ctx); +} +CLK_OF_DECLARE(px30_cru, "rockchip,px30-cru", px30_clk_init); + +static void __init px30_pmu_clk_init(struct device_node *np) +{ + struct rockchip_clk_provider *ctx; + void __iomem *reg_base; + + reg_base = of_iomap(np, 0); + if (!reg_base) { + pr_err("%s: could not map cru pmu region\n", __func__); + return; + } + + ctx = rockchip_clk_init(np, reg_base, CLKPMU_NR_CLKS); + if (IS_ERR(ctx)) { + pr_err("%s: rockchip pmu clk init failed\n", __func__); + return; + } + + rockchip_clk_register_plls(ctx, px30_pmu_pll_clks, + ARRAY_SIZE(px30_pmu_pll_clks), PX30_GRF_SOC_STATUS0); + + rockchip_clk_register_branches(ctx, px30_clk_pmu_branches, + ARRAY_SIZE(px30_clk_pmu_branches)); + + rockchip_clk_protect_critical(px30_pmucru_critical_clocks, + ARRAY_SIZE(px30_pmucru_critical_clocks)); + + rockchip_clk_of_add_provider(np, ctx); +} +CLK_OF_DECLARE(px30_cru_pmu, "rockchip,px30-pmucru", px30_pmu_clk_init); diff --git a/drivers/clk/rockchip/clk-rk3399.c b/drivers/clk/rockchip/clk-rk3399.c index bca10d618f0a..5a628148f3f0 100644 --- a/drivers/clk/rockchip/clk-rk3399.c +++ b/drivers/clk/rockchip/clk-rk3399.c @@ -631,7 +631,7 @@ static struct rockchip_clk_branch rk3399_clk_branches[] __initdata = { MUX(0, "clk_i2sout_src", mux_i2sch_p, CLK_SET_RATE_PARENT, RK3399_CLKSEL_CON(31), 0, 2, MFLAGS), COMPOSITE_NODIV(SCLK_I2S_8CH_OUT, "clk_i2sout", mux_i2sout_p, CLK_SET_RATE_PARENT, - RK3399_CLKSEL_CON(30), 8, 2, MFLAGS, + RK3399_CLKSEL_CON(31), 2, 1, MFLAGS, RK3399_CLKGATE_CON(8), 12, GFLAGS), /* uart */ @@ -1523,6 +1523,7 @@ static const char *const rk3399_pmucru_critical_clocks[] __initconst = { "pclk_pmu_src", "fclk_cm0s_src_pmu", "clk_timer_src_pmu", + "pclk_rkpwm_pmu", }; static void __init rk3399_clk_init(struct device_node *np) diff --git a/drivers/clk/rockchip/clk.c b/drivers/clk/rockchip/clk.c index 326b3fa44f5d..c3ad92965823 100644 --- a/drivers/clk/rockchip/clk.c +++ b/drivers/clk/rockchip/clk.c @@ -492,6 +492,16 @@ void __init rockchip_clk_register_branches( list->gate_flags, flags, list->child, &ctx->lock); break; + case branch_half_divider: + clk = rockchip_clk_register_halfdiv(list->name, + list->parent_names, list->num_parents, + ctx->reg_base, list->muxdiv_offset, + list->mux_shift, list->mux_width, + list->mux_flags, list->div_shift, + list->div_width, list->div_flags, + list->gate_offset, list->gate_shift, + list->gate_flags, flags, &ctx->lock); + break; case branch_gate: flags |= CLK_SET_RATE_PARENT; diff --git a/drivers/clk/rockchip/clk.h b/drivers/clk/rockchip/clk.h index ef601dded32c..6b53fff4cc96 100644 --- a/drivers/clk/rockchip/clk.h +++ b/drivers/clk/rockchip/clk.h @@ -34,7 +34,46 @@ struct clk; #define HIWORD_UPDATE(val, mask, shift) \ ((val) << (shift) | (mask) << ((shift) + 16)) -/* register positions shared by RV1108, RK2928, RK3036, RK3066, RK3188 and RK3228 */ +/* register positions shared by PX30, RV1108, RK2928, RK3036, RK3066, RK3188 and RK3228 */ +#define BOOST_PLL_H_CON(x) ((x) * 0x4) +#define BOOST_CLK_CON 0x0008 +#define BOOST_BOOST_CON 0x000c +#define BOOST_SWITCH_CNT 0x0010 +#define BOOST_HIGH_PERF_CNT0 0x0014 +#define BOOST_HIGH_PERF_CNT1 0x0018 +#define BOOST_STATIS_THRESHOLD 0x001c +#define BOOST_SHORT_SWITCH_CNT 0x0020 +#define BOOST_SWITCH_THRESHOLD 0x0024 +#define BOOST_FSM_STATUS 0x0028 +#define BOOST_PLL_L_CON(x) ((x) * 0x4 + 0x2c) +#define BOOST_RECOVERY_MASK 0x1 +#define BOOST_RECOVERY_SHIFT 1 +#define BOOST_SW_CTRL_MASK 0x1 +#define BOOST_SW_CTRL_SHIFT 2 +#define BOOST_LOW_FREQ_EN_MASK 0x1 +#define BOOST_LOW_FREQ_EN_SHIFT 3 +#define BOOST_BUSY_STATE BIT(8) + +#define PX30_PLL_CON(x) ((x) * 0x4) +#define PX30_CLKSEL_CON(x) ((x) * 0x4 + 0x100) +#define PX30_CLKGATE_CON(x) ((x) * 0x4 + 0x200) +#define PX30_GLB_SRST_FST 0xb8 +#define PX30_GLB_SRST_SND 0xbc +#define PX30_SOFTRST_CON(x) ((x) * 0x4 + 0x300) +#define PX30_MODE_CON 0xa0 +#define PX30_MISC_CON 0xa4 +#define PX30_SDMMC_CON0 0x380 +#define PX30_SDMMC_CON1 0x384 +#define PX30_SDIO_CON0 0x388 +#define PX30_SDIO_CON1 0x38c +#define PX30_EMMC_CON0 0x390 +#define PX30_EMMC_CON1 0x394 + +#define PX30_PMU_PLL_CON(x) ((x) * 0x4) +#define PX30_PMU_CLKSEL_CON(x) ((x) * 0x4 + 0x40) +#define PX30_PMU_CLKGATE_CON(x) ((x) * 0x4 + 0x80) +#define PX30_PMU_MODE 0x0020 + #define RV1108_PLL_CON(x) ((x) * 0x4) #define RV1108_CLKSEL_CON(x) ((x) * 0x4 + 0x60) #define RV1108_CLKGATE_CON(x) ((x) * 0x4 + 0x120) @@ -354,6 +393,7 @@ enum rockchip_clk_branch_type { branch_inverter, branch_factor, branch_ddrclk, + branch_half_divider, }; struct rockchip_clk_branch { @@ -684,6 +724,79 @@ struct rockchip_clk_branch { .gate_flags = gf, \ } +#define COMPOSITE_HALFDIV(_id, cname, pnames, f, mo, ms, mw, mf, ds, dw,\ + df, go, gs, gf) \ + { \ + .id = _id, \ + .branch_type = branch_half_divider, \ + .name = cname, \ + .parent_names = pnames, \ + .num_parents = ARRAY_SIZE(pnames), \ + .flags = f, \ + .muxdiv_offset = mo, \ + .mux_shift = ms, \ + .mux_width = mw, \ + .mux_flags = mf, \ + .div_shift = ds, \ + .div_width = dw, \ + .div_flags = df, \ + .gate_offset = go, \ + .gate_shift = gs, \ + .gate_flags = gf, \ + } + +#define COMPOSITE_NOGATE_HALFDIV(_id, cname, pnames, f, mo, ms, mw, mf, \ + ds, dw, df) \ + { \ + .id = _id, \ + .branch_type = branch_half_divider, \ + .name = cname, \ + .parent_names = pnames, \ + .num_parents = ARRAY_SIZE(pnames), \ + .flags = f, \ + .muxdiv_offset = mo, \ + .mux_shift = ms, \ + .mux_width = mw, \ + .mux_flags = mf, \ + .div_shift = ds, \ + .div_width = dw, \ + .div_flags = df, \ + .gate_offset = -1, \ + } + +#define COMPOSITE_NOMUX_HALFDIV(_id, cname, pname, f, mo, ds, dw, df, \ + go, gs, gf) \ + { \ + .id = _id, \ + .branch_type = branch_half_divider, \ + .name = cname, \ + .parent_names = (const char *[]){ pname }, \ + .num_parents = 1, \ + .flags = f, \ + .muxdiv_offset = mo, \ + .div_shift = ds, \ + .div_width = dw, \ + .div_flags = df, \ + .gate_offset = go, \ + .gate_shift = gs, \ + .gate_flags = gf, \ + } + +#define DIV_HALF(_id, cname, pname, f, o, s, w, df) \ + { \ + .id = _id, \ + .branch_type = branch_half_divider, \ + .name = cname, \ + .parent_names = (const char *[]){ pname }, \ + .num_parents = 1, \ + .flags = f, \ + .muxdiv_offset = o, \ + .div_shift = s, \ + .div_width = w, \ + .div_flags = df, \ + .gate_offset = -1, \ + } + struct rockchip_clk_provider *rockchip_clk_init(struct device_node *np, void __iomem *base, unsigned long nr_clks); void rockchip_clk_of_add_provider(struct device_node *np, @@ -708,6 +821,17 @@ void rockchip_register_restart_notifier(struct rockchip_clk_provider *ctx, #define ROCKCHIP_SOFTRST_HIWORD_MASK BIT(0) +struct clk *rockchip_clk_register_halfdiv(const char *name, + const char *const *parent_names, + u8 num_parents, void __iomem *base, + int muxdiv_offset, u8 mux_shift, + u8 mux_width, u8 mux_flags, + u8 div_shift, u8 div_width, + u8 div_flags, int gate_offset, + u8 gate_shift, u8 gate_flags, + unsigned long flags, + spinlock_t *lock); + #ifdef CONFIG_RESET_CONTROLLER void rockchip_register_softrst(struct device_node *np, unsigned int num_regs, |