diff options
Diffstat (limited to 'board/taeko/usbc_config.c')
| -rw-r--r-- | board/taeko/usbc_config.c | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/board/taeko/usbc_config.c b/board/taeko/usbc_config.c index c8e02581be..4cdb29b779 100644 --- a/board/taeko/usbc_config.c +++ b/board/taeko/usbc_config.c @@ -6,6 +6,7 @@ #include <stdint.h> #include <stdbool.h> +#include "battery.h" #include "common.h" #include "compile_time_macros.h" #include "console.h" @@ -64,7 +65,8 @@ const struct tcpc_config_t tcpc_config[] = { }, .drv = &ps8xxx_tcpm_drv, .flags = TCPC_FLAGS_TCPCI_REV2_0 | - TCPC_FLAGS_TCPCI_REV2_0_NO_VSAFE0V, + TCPC_FLAGS_TCPCI_REV2_0_NO_VSAFE0V | + TCPC_FLAGS_CONTROL_VCONN, }, }; BUILD_ASSERT(ARRAY_SIZE(tcpc_config) == USBC_PORT_COUNT); @@ -168,6 +170,11 @@ static void ps8815_reset(void) if (i2c_read8(I2C_PORT_USB_C1_TCPC, PS8751_I2C_ADDR1_FLAGS, 0x0f, &val) == EC_SUCCESS) CPRINTS("ps8815: reg 0x0f was %02x", val); + else { + CPRINTS("delay 10ms to make sure PS8815 is waken from idle"); + msleep(10); + } + if (i2c_write8(I2C_PORT_USB_C1_TCPC, PS8751_I2C_ADDR1_FLAGS, 0x0f, 0x31) == EC_SUCCESS) @@ -235,7 +242,15 @@ void board_reset_pd_mcu(void) */ gpio_set_level(GPIO_USB_C0_TCPC_RST_ODL, 0); - gpio_set_level(GPIO_USB_C1_RT_RST_R_ODL, 0); + + /* + * (b/202489681): Nx20p3483 cannot sink power after reset ec + * To avoid nx20p3483 cannot sink power after reset ec w/ AC + * only in TCPC1 port, EC shouldn't assert GPIO_USB_C1_RT_RST_R_ODL + * if no battery. + */ + if (battery_hw_present()) + gpio_set_level(GPIO_USB_C1_RT_RST_R_ODL, 0); /* * delay for power-on to reset-off and min. assertion time |