Merge pull request #463 from FrameworkComputer/hx30.MP_retimer_power

[modify] enable disable the retimer power for MP boards

Author: kiram9

board/hx30/board.c

@@ -666,6 +666,10 @@ static void board_init(void)
 	 */
 	if (!extpower_is_present())
 		board_power_off();
+
+	/* GPIO062 for DVT2 or the older boards need to set the input. */
+	if (board_get_version() <= BOARD_VERSION_8)
+		gpio_set_flags(GPIO_PM_SLP_S0_L, GPIO_INPUT);
 }
 DECLARE_HOOK(HOOK_INIT, board_init, HOOK_PRIO_DEFAULT + 1);
 
@@ -711,6 +715,10 @@ static void board_chipset_resume(void)
 	gpio_set_level(GPIO_EC_MUTE_L, 1);
 	gpio_set_level(GPIO_CAM_EN, 1);
 	charge_psys_onoff(1);
+
+	/* Enable BB retimer power, for MP boards. */
+	if (board_get_version() > BOARD_VERSION_10)
+		gpio_set_level(GPIO_PM_SLP_S0_L, 1);
 }
 DECLARE_HOOK(HOOK_CHIPSET_RESUME, board_chipset_resume,
 	     MOTION_SENSE_HOOK_PRIO-1);
@@ -725,6 +733,10 @@ static void board_chipset_suspend(void)
 		gpio_set_level(GPIO_CAM_EN, 0);
 	}
 	charge_psys_onoff(0);
+
+	/* Disable BB retimer power, for MP boards. */
+	if (board_get_version() > BOARD_VERSION_10)
+		gpio_set_level(GPIO_PM_SLP_S0_L, 0);
 }
 DECLARE_HOOK(HOOK_CHIPSET_SUSPEND,
 		board_chipset_suspend,

board/hx30/gpio.inc

@@ -30,7 +30,7 @@ GPIO_INT(SLP_SUS_L,       PIN(0221), GPIO_INT_BOTH, power_signal_interrupt)
 GPIO_INT(VCCIN_AUX_VR_PG, PIN(043), GPIO_INT_BOTH, power_signal_interrupt)
 GPIO_INT(PM_SLP_S3_L,     PIN(022),  GPIO_INT_BOTH, power_signal_interrupt)	/* eSPI signal */
 GPIO_INT(PM_SLP_S4_L,     PIN(0226), GPIO_INT_BOTH, power_signal_interrupt)	/* eSPI signal */
-GPIO_INT(PM_SLP_S0_L,     PIN(062),  GPIO_INT_BOTH, power_signal_interrupt)	/* eSPI signal */  
+GPIO(PM_SLP_S0_L,         PIN(062),  GPIO_OUT_LOW)
 GPIO_INT(VR_PWRGD,        PIN(057),  GPIO_INT_BOTH, power_signal_interrupt)
 GPIO_INT(SOC_ENBKL,       PIN(0165), GPIO_INT_BOTH, soc_signal_interrupt)
 GPIO_INT(LID_SW_L,        PIN(0254), GPIO_INT_BOTH, lid_interrupt)