diff options
| -rw-r--r-- | board/pyro/board.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/board/pyro/board.c b/board/pyro/board.c index e34fcbdd89..11fbc3c0c6 100644 --- a/board/pyro/board.c +++ b/board/pyro/board.c @@ -302,6 +302,8 @@ void board_print_tcpc_fw_version(int port) void board_tcpc_init(void) { + int port; + /* Only reset TCPC if not sysjump */ if (!system_jumped_to_this_image()) board_reset_pd_mcu(); @@ -311,6 +313,16 @@ void board_tcpc_init(void) /* Enable TCPC1 interrupt */ gpio_enable_interrupt(GPIO_USB_C1_PD_INT_ODL); + + /* + * Initialize HPD to low; after sysjump SOC needs to see + * HPD pulse to enable video path + */ + for (port = 0; port < CONFIG_USB_PD_PORT_COUNT; port++) { + const struct usb_mux *mux = &usb_muxes[port]; + + mux->hpd_update(port, 0, 0); + } } DECLARE_HOOK(HOOK_INIT, board_tcpc_init, HOOK_PRIO_INIT_I2C+1); |