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author | Samsp_Liu <Samsp_Liu@compal.corp-partner.google.com> | 2020-08-07 15:36:57 +0800 |
---|---|---|
committer | Commit Bot <commit-bot@chromium.org> | 2020-08-26 21:44:45 +0000 |
commit | 6f03934e9564ac28f6a0f564cf1429f209ebfc99 (patch) | |
tree | 241ad37c69314e9b3e6cb7aa4d90a3e281110ca1 /board/terrador | |
parent | 9df40ef14c84e6575c3fecd2a5522b077b6f34ca (diff) | |
download | chrome-ec-6f03934e9564ac28f6a0f564cf1429f209ebfc99.tar.gz |
volteer: Support board-specific TCPC config
Separate tcpc_config from volteer baseboard to each
project board.
To meet different configurations on each board.
BUG=b:153705222
BRANCH=none
TEST=make buildall
Change-Id: Iea59518123a542ebe38be195eaf71b4a8f796550
Signed-off-by: Samsp_Liu <Samsp_Liu@compal.corp-partner.google.com>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2342183
Tested-by: SamSP Liu <samsp_liu@compal.corp-partner.google.com>
Commit-Queue: Keith Short <keithshort@chromium.org>
Reviewed-by: Keith Short <keithshort@chromium.org>
Diffstat (limited to 'board/terrador')
-rw-r--r-- | board/terrador/board.c | 125 | ||||
-rw-r--r-- | board/terrador/board.h | 9 |
2 files changed, 133 insertions, 1 deletions
diff --git a/board/terrador/board.c b/board/terrador/board.c index 3781dfc356..7f4cc046e6 100644 --- a/board/terrador/board.c +++ b/board/terrador/board.c @@ -4,15 +4,18 @@ */ /* Volteer board-specific configuration */ - +#include "bb_retimer.h" #include "button.h" #include "common.h" #include "accelgyro.h" #include "cbi_ec_fw_config.h" #include "driver/accel_bma2x2.h" #include "driver/accelgyro_bmi260.h" +#include "driver/bc12/pi3usb9201.h" #include "driver/als_tcs3400.h" #include "driver/ppc/syv682x.h" +#include "driver/tcpm/tcpci.h" +#include "driver/tcpm/tusb422.h" #include "driver/retimer/bb_retimer.h" #include "driver/sync.h" #include "extpower.h" @@ -31,7 +34,10 @@ #include "tablet_mode.h" #include "throttle_ap.h" #include "uart.h" +#include "usb_mux.h" +#include "usb_pd.h" #include "usb_pd_tbt.h" +#include "usb_pd_tcpm.h" #include "usbc_ppc.h" #include "util.h" @@ -217,3 +223,120 @@ void ppc_interrupt(enum gpio_signal signal) } } +/******************************************************************************/ +/* BC1.2 charger detect configuration */ +const struct pi3usb9201_config_t pi3usb9201_bc12_chips[] = { + [USBC_PORT_C0] = { + .i2c_port = I2C_PORT_USB_C0, + .i2c_addr_flags = PI3USB9201_I2C_ADDR_3_FLAGS, + }, + [USBC_PORT_C1] = { + .i2c_port = I2C_PORT_USB_C1, + .i2c_addr_flags = PI3USB9201_I2C_ADDR_3_FLAGS, + }, +}; +BUILD_ASSERT(ARRAY_SIZE(pi3usb9201_bc12_chips) == USBC_PORT_COUNT); + +/******************************************************************************/ +/* USBC TCPC configuration */ +struct tcpc_config_t tcpc_config[] = { + [USBC_PORT_C0] = { + .bus_type = EC_BUS_TYPE_I2C, + .i2c_info = { + .port = I2C_PORT_USB_C0, + .addr_flags = TUSB422_I2C_ADDR_FLAGS, + }, + .drv = &tusb422_tcpm_drv, + .usb23 = USBC_PORT_0_USB2_NUM | (USBC_PORT_0_USB3_NUM << 4), + }, + [USBC_PORT_C1] = { + .bus_type = EC_BUS_TYPE_I2C, + .i2c_info = { + .port = I2C_PORT_USB_C1, + .addr_flags = TUSB422_I2C_ADDR_FLAGS, + }, + .drv = &tusb422_tcpm_drv, + .usb23 = USBC_PORT_1_USB2_NUM | (USBC_PORT_1_USB3_NUM << 4), + }, +}; +BUILD_ASSERT(ARRAY_SIZE(tcpc_config) == USBC_PORT_COUNT); +BUILD_ASSERT(CONFIG_USB_PD_PORT_MAX_COUNT == USBC_PORT_COUNT); + +/******************************************************************************/ +/* USBC mux configuration - Tiger Lake includes internal mux */ +struct usb_mux usbc1_usb4_db_retimer = { + .usb_port = USBC_PORT_C1, + .driver = &bb_usb_retimer, + .i2c_port = I2C_PORT_USB_1_MIX, + .i2c_addr_flags = USBC_PORT_C1_BB_RETIMER_I2C_ADDR, +}; +struct usb_mux usb_muxes[] = { + [USBC_PORT_C0] = { + .usb_port = USBC_PORT_C0, + .driver = &virtual_usb_mux_driver, + .hpd_update = &virtual_hpd_update, + }, + [USBC_PORT_C1] = { + .usb_port = USBC_PORT_C1, + .driver = &virtual_usb_mux_driver, + .hpd_update = &virtual_hpd_update, + .next_mux = &usbc1_usb4_db_retimer, + }, +}; +BUILD_ASSERT(ARRAY_SIZE(usb_muxes) == USBC_PORT_COUNT); + +struct bb_usb_control bb_controls[] = { + [USBC_PORT_C0] = { + /* USB-C port 0 doesn't have a retimer */ + }, + [USBC_PORT_C1] = { + .usb_ls_en_gpio = GPIO_USB_C1_LS_EN, + .retimer_rst_gpio = GPIO_USB_C1_RT_RST_ODL, + }, +}; +BUILD_ASSERT(ARRAY_SIZE(bb_controls) == USBC_PORT_COUNT); + +static void board_tcpc_init(void) +{ + /* Don't reset TCPCs after initial reset */ + if (!system_jumped_late()) + board_reset_pd_mcu(); + + /* Enable PPC interrupts. */ + gpio_enable_interrupt(GPIO_USB_C0_PPC_INT_ODL); + gpio_enable_interrupt(GPIO_USB_C1_PPC_INT_ODL); + + /* Enable TCPC interrupts. */ + gpio_enable_interrupt(GPIO_USB_C0_TCPC_INT_ODL); + gpio_enable_interrupt(GPIO_USB_C1_TCPC_INT_ODL); + + /* Enable BC1.2 interrupts. */ + gpio_enable_interrupt(GPIO_USB_C0_BC12_INT_ODL); + gpio_enable_interrupt(GPIO_USB_C1_BC12_INT_ODL); +} +DECLARE_HOOK(HOOK_INIT, board_tcpc_init, HOOK_PRIO_INIT_CHIPSET); + +/******************************************************************************/ +/* TCPC support routines */ +uint16_t tcpc_get_alert_status(void) +{ + uint16_t status = 0; + + /* + * Check which port has the ALERT line set + */ + if (!gpio_get_level(GPIO_USB_C0_TCPC_INT_ODL)) + status |= PD_STATUS_TCPC_ALERT_0; + if (!gpio_get_level(GPIO_USB_C1_TCPC_INT_ODL)) + status |= PD_STATUS_TCPC_ALERT_1; + + return status; +} + +int ppc_get_alert_status(int port) +{ + if (port == USBC_PORT_C0) + return gpio_get_level(GPIO_USB_C0_PPC_INT_ODL) == 0; + else + return gpio_get_level(GPIO_USB_C1_PPC_INT_ODL) == 0; +} diff --git a/board/terrador/board.h b/board/terrador/board.h index 4eae0df382..5a67fbc8fa 100644 --- a/board/terrador/board.h +++ b/board/terrador/board.h @@ -54,6 +54,8 @@ #define CONFIG_LID_ANGLE_SENSOR_LID LID_ACCEL /* USB Type C and USB PD defines */ +#define CONFIG_USB_PD_PORT_MAX_COUNT 2 + /* * USB-C port's USB2 & USB3 mapping from schematics * USB2 numbering on PCH - 1 to n @@ -84,6 +86,7 @@ /* Enabling USB4 mode */ #define CONFIG_USB_PD_USB4 #define USBC_PORT_C0_BB_RETIMER_I2C_ADDR 0x40 +#define USBC_PORT_C1_BB_RETIMER_I2C_ADDR 0x40 /* USB Type A Features */ @@ -178,6 +181,12 @@ enum sensor_id { SENSOR_COUNT, }; +enum usbc_port { + USBC_PORT_C0 = 0, + USBC_PORT_C1, + USBC_PORT_COUNT +}; + void board_reset_pd_mcu(void); #endif /* !__ASSEMBLER__ */ |