diff options
Diffstat (limited to 'drivers/clk/imx/clk-imx8mm.c')
| -rw-r--r-- | drivers/clk/imx/clk-imx8mm.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/drivers/clk/imx/clk-imx8mm.c b/drivers/clk/imx/clk-imx8mm.c index f4913e70ab..091b092bbb 100644 --- a/drivers/clk/imx/clk-imx8mm.c +++ b/drivers/clk/imx/clk-imx8mm.c @@ -80,6 +80,17 @@ static const char *imx8mm_ahb_sels[] = {"osc_24m", "sys_pll1_133m", "sys_pll1_80 static const char *imx8mm_enet_axi_sels[] = {"clock-osc-24m", "sys_pll1_266m", "sys_pll1_800m", "sys_pll2_250m", "sys_pll2_200m", "audio_pll1_out", "video_pll1_out", "sys_pll3_out", }; +#ifndef CONFIG_SPL_BUILD +static const char *imx8mm_enet_ref_sels[] = {"clock-osc-24m", "sys_pll2_125m", "sys_pll2_50m", "sys_pll2_100m", + "sys_pll1_160m", "audio_pll1_out", "video_pll1_out", "clk_ext4", }; + +static const char *imx8mm_enet_timer_sels[] = {"clock-osc-24m", "sys_pll2_100m", "audio_pll1_out", "clk_ext1", "clk_ext2", + "clk_ext3", "clk_ext4", "video_pll1_out", }; + +static const char *imx8mm_enet_phy_sels[] = {"clock-osc-24m", "sys_pll2_50m", "sys_pll2_125m", "sys_pll2_200m", + "sys_pll2_500m", "video_pll1_out", "audio_pll2_out", }; +#endif + static const char *imx8mm_nand_usdhc_sels[] = {"clock-osc-24m", "sys_pll1_266m", "sys_pll1_800m", "sys_pll2_200m", "sys_pll1_133m", "sys_pll3_out", "sys_pll2_250m", "audio_pll1_out", }; @@ -164,11 +175,30 @@ static int imx8mm_clk_enable(struct clk *clk) return __imx8mm_clk_enable(clk, 1); } +static int imx8mm_clk_set_parent(struct clk *clk, struct clk *parent) +{ + struct clk *c, *cp; + int ret; + + debug("%s(#%lu), parent: %lu\n", __func__, clk->id, parent->id); + + ret = clk_get_by_id(clk->id, &c); + if (ret) + return ret; + + ret = clk_get_by_id(parent->id, &cp); + if (ret) + return ret; + + return clk_set_parent(c, cp); +} + static struct clk_ops imx8mm_clk_ops = { .set_rate = imx8mm_clk_set_rate, .get_rate = imx8mm_clk_get_rate, .enable = imx8mm_clk_enable, .disable = imx8mm_clk_disable, + .set_parent = imx8mm_clk_set_parent, }; static int imx8mm_clk_probe(struct udevice *dev) @@ -363,6 +393,22 @@ static int imx8mm_clk_probe(struct udevice *dev) clk_dm(IMX8MM_CLK_USDHC3_ROOT, imx_clk_gate4("usdhc3_root_clk", "usdhc3", base + 0x45e0, 0)); + /* clks not needed in SPL stage */ +#ifndef CONFIG_SPL_BUILD + clk_dm(IMX8MM_CLK_ENET_REF, + imx8m_clk_composite("enet_ref", imx8mm_enet_ref_sels, + base + 0xa980)); + clk_dm(IMX8MM_CLK_ENET_TIMER, + imx8m_clk_composite("enet_timer", imx8mm_enet_timer_sels, + base + 0xaa00)); + clk_dm(IMX8MM_CLK_ENET_PHY_REF, + imx8m_clk_composite("enet_phy", imx8mm_enet_phy_sels, + base + 0xaa80)); + clk_dm(IMX8MM_CLK_ENET1_ROOT, + imx_clk_gate4("enet1_root_clk", "enet_axi", + base + 0x40a0, 0)); +#endif + #ifdef CONFIG_SPL_BUILD struct clk *clkp, *clkp1; |