mb/system76/mtl: darp10: Configure SLP_LAN#

Change-Id: Ie5c130b603099f4fd0ed5cf522e77b21d83e1656
Signed-off-by: Tim Crawford <[email protected]>

Author: crawfxrd

src/mainboard/system76/mtl/variants/darp10/gpio.c

@@ -196,7 +196,7 @@ static const struct pad_config gpio_table[] = {
 	PAD_CFG_NF(GPP_V09, NONE, DEEP, NF1), // SLP_WLAN#
 	PAD_NC(GPP_V10, NONE),
 	PAD_CFG_NF(GPP_V11, NONE, DEEP, NF1), // LANPHYPC
-	PAD_CFG_GPO(GPP_V12, 0, DEEP), // SLP_LAN#
+	PAD_CFG_NF(GPP_V12, NONE, DEEP, NF1), // SLP_LAN#
 	// GPP_V13 missing
 	PAD_CFG_NF(GPP_V14, NONE, DEEP, NF1), // PCIE_WAKE#
 	// GPP_V15 missing

src/mainboard/system76/mtl/variants/darp10/ramstage.c

@@ -14,4 +14,7 @@ void mainboard_silicon_init_params(FSP_S_CONFIG *params)
 	// XXX: Enabling C10 reporting causes system to constantly enter and
 	// exit opportunistic suspend when idle.
 	params->PchEspiHostC10ReportEnable = 0;
+
+	// Ensure SLP_LAN# is configured for Wake-on-LAN
+	params->PchPmSlpLanLowDc = 1;
 }