Exemple #1
0
/**
 * Handle a pending reboot command.
 */
static int handle_pending_reboot(enum ec_reboot_cmd cmd)
{
	switch (cmd) {
	case EC_REBOOT_CANCEL:
		return EC_SUCCESS;
	case EC_REBOOT_JUMP_RO:
		return system_run_image_copy(SYSTEM_IMAGE_RO);
	case EC_REBOOT_JUMP_RW:
		return system_run_image_copy(SYSTEM_IMAGE_RW);
	case EC_REBOOT_COLD:
#ifdef HAS_TASK_PDCMD
		/* Reboot the PD chip as well */
		board_reset_pd_mcu();
#endif

		system_reset(SYSTEM_RESET_HARD);
		/* That shouldn't return... */
		return EC_ERROR_UNKNOWN;
	case EC_REBOOT_DISABLE_JUMP:
		system_disable_jump();
		return EC_SUCCESS;
#ifdef CONFIG_HIBERNATE
	case EC_REBOOT_HIBERNATE:
		CPRINTS("system hibernating");
		system_hibernate(0, 0);
		/* That shouldn't return... */
		return EC_ERROR_UNKNOWN;
#endif
	default:
		return EC_ERROR_INVAL;
	}
}
Exemple #2
0
void board_tcpc_init(void)
{
	int port, reg;

	/* Only reset TCPC if not sysjump */
	if (!system_jumped_to_this_image())
		board_reset_pd_mcu();

	/*
	 * TODO: Remove when Reef is updated with PS8751 A3.
	 *
	 * Force PS8751 A2 to wake from low power mode.
	 * If PS8751 remains in low power mode after sysjump,
	 * TCPM_INIT will fail due to not able to access PS8751.
	 *
	 * NOTE: PS8751 A3 will wake on any I2C access.
	 */
	i2c_read8(NPCX_I2C_PORT0_1, 0x10, 0xA0, &reg);

	/* Enable TCPC0 interrupt */
	gpio_enable_interrupt(GPIO_USB_C0_PD_INT_ODL);

	/* Enable TCPC1 interrupt */
	gpio_enable_interrupt(GPIO_USB_C1_PD_INT_ODL);

#ifdef CONFIG_USB_PD_TCPC_LOW_POWER
	/* Enable CABLE_DET interrupt for ANX3429 wake from standby */
	gpio_enable_interrupt(GPIO_USB_C0_CABLE_DET);
#endif
	/*
	* 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);
	}
}