static void anx74xx_set_power_mode(int port, int mode)
{
switch (mode) {
case ANX74XX_NORMAL_MODE:
/* Set PWR_EN and RST_N GPIO pins high */
board_set_tcpc_power_mode(port, 1);
break;
case ANX74XX_STANDBY_MODE:
/* Disable PWR_EN, keep Digital and analog block
* ON for cable detection
*/
board_set_tcpc_power_mode(port, 0);
break;
default:
break;
}
}
/**
* Reset PD MCU -- currently only called from handle_pending_reboot() in
* common/power.c just before hard resetting the system. This logic is likely
* not needed as the PP3300_A rail should be dropped on EC reset.
*/
void board_reset_pd_mcu(void)
{
/* Assert reset to TCPC1 */
gpio_set_level(GPIO_USB_C1_PD_RST_ODL, 0);
/* Assert reset to TCPC0 */
board_set_tcpc_power_mode(0, 0);
/* Deassert reset to TCPC1 */
gpio_set_level(GPIO_USB_C1_PD_RST_ODL, 1);
/* TCPC0 requires 10ms reset/power down assertion */
msleep(10);
/* Deassert reset to TCPC0 */
board_set_tcpc_power_mode(0, 1);
}
