diff options
| -rw-r--r-- | board/coral/board.c | 10 | ||||
| -rw-r--r-- | board/reef/board.c | 10 |
2 files changed, 16 insertions, 4 deletions
diff --git a/board/coral/board.c b/board/coral/board.c index 6291b4d7b1..396adba236 100644 --- a/board/coral/board.c +++ b/board/coral/board.c @@ -339,11 +339,17 @@ void board_reset_pd_mcu(void) /* Assert reset to TCPC0 */ board_set_tcpc_power_mode(0, 0); + /* TCPC1 (ps8751) requires 1ms reset down assertion */ + msleep(1); + /* Deassert reset to TCPC1 */ gpio_set_level(GPIO_USB_C1_PD_RST_ODL, 1); - /* TCPC0 requires 10ms reset/power down assertion */ - msleep(10); + /* + * TCPC0 requires 10ms reset/power down assertion + * minus the 1ms for the TCPC1. + */ + msleep(9); /* Deassert reset to TCPC0 */ board_set_tcpc_power_mode(0, 1); diff --git a/board/reef/board.c b/board/reef/board.c index 77964411c6..156ef233f3 100644 --- a/board/reef/board.c +++ b/board/reef/board.c @@ -338,11 +338,17 @@ void board_reset_pd_mcu(void) /* Assert reset to TCPC0 */ board_set_tcpc_power_mode(0, 0); + /* TCPC1 (ps8751) requires 1ms reset down assertion */ + msleep(1); + /* Deassert reset to TCPC1 */ gpio_set_level(GPIO_USB_C1_PD_RST_ODL, 1); - /* TCPC0 requires 10ms reset/power down assertion */ - msleep(10); + /* + * TCPC0 requires 10ms reset/power down assertion + * minus the 1ms for the TCPC1. + */ + msleep(9); /* Deassert reset to TCPC0 */ board_set_tcpc_power_mode(0, 1); |