diff options
Diffstat (limited to 'driver')
| -rw-r--r-- | driver/tcpm/stm32gx.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/driver/tcpm/stm32gx.c b/driver/tcpm/stm32gx.c index 0606668abe..b71fe3660c 100644 --- a/driver/tcpm/stm32gx.c +++ b/driver/tcpm/stm32gx.c @@ -127,6 +127,20 @@ static void stm32gx_tcpm_sw_reset(void) } DECLARE_HOOK(HOOK_USB_PD_DISCONNECT, stm32gx_tcpm_sw_reset, HOOK_PRIO_DEFAULT); +static int stm32gx_tcpm_reset_bist_type_2(int port) +{ + /* + * The UCPD peripheral must be disabled, then enabled, to recover from + * starting BIST type-2 mode. Call the init method to accomplish + * this. Then, need to send a hard reset to port partner. + */ + stm32gx_ucpd_init(port); + pd_execute_hard_reset(port); + task_set_event(PD_PORT_TO_TASK_ID(port), TASK_EVENT_WAKE); + + return EC_SUCCESS; +} + const struct tcpm_drv stm32gx_tcpm_drv = { .init = &stm32gx_tcpm_init, .release = &stm32gx_tcpm_release, @@ -143,4 +157,5 @@ const struct tcpm_drv stm32gx_tcpm_drv = { .get_message_raw = &stm32gx_tcpm_get_message_raw, .transmit = &stm32gx_tcpm_transmit, .get_chip_info = &stm32gx_tcpm_get_chip_info, + .reset_bist_type_2 = &stm32gx_tcpm_reset_bist_type_2, }; |