[S] Change in coreboot[main]: [Test] mb/google/rex/var/karis: Use 2 gpio for stylus

[Tyler Wang (Code Review)]

Tyler Wang has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/78336?usp=email )

Change subject: [Test] mb/google/rex/var/karis: Use 2 gpio for stylus
......................................................................

[Test] mb/google/rex/var/karis: Use 2 gpio for stylus

Use 2 gpio for stylus detect and wake function.
GPP_E04 is the IRQ source, and GPP_E09 is the wake source.

Change-Id: I7a83326f76932c8e501e6369bb845fc7236291b4
Signed-off-by: Tyler Wang 
---
M src/mainboard/google/rex/variants/karis/gpio.c
M src/mainboard/google/rex/variants/karis/overridetree.cb
2 files changed, 8 insertions(+), 3 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/36/78336/1

diff --git a/src/mainboard/google/rex/variants/karis/gpio.c b/src/mainboard/google/rex/variants/karis/gpio.c
index 2a94cae..00d2bf8 100644
--- a/src/mainboard/google/rex/variants/karis/gpio.c
+++ b/src/mainboard/google/rex/variants/karis/gpio.c
@@ -196,7 +196,8 @@
    /* GPP_E03 : [] ==> GSC_SOC_INT_ODL */
    PAD_CFG_GPI_APIC_LOCK(GPP_E03, NONE, LEVEL, INVERT, LOCK_CONFIG),
    /* GPP_E04 : [] ==> SOC_PEN_DETECT */
-	PAD_CFG_GPI_IRQ_WAKE(GPP_E04, NONE, PLTRST, LEVEL, INVERT),
+	/* Copy gpio config from kano */
+	PAD_CFG_GPI_GPIO_DRIVER(GPP_E04, NONE, PLTRST),
    /* GPP_E05 : [] ==> USB_A0_RT_RST_ODL */
    PAD_CFG_GPO(GPP_E05, 1, DEEP),
    /* GPP_E06 : GPP_E06_STRAP ==> Component NC */
@@ -206,7 +207,8 @@
    /* GPP_E08 : NC net. */
    PAD_NC(GPP_E08, NONE),
    /* GPP_E09 : Not Connected */
-	PAD_NC(GPP_E09, NONE),
+	/* Copy gpio config from kano */
+	PAD_CFG_GPI_SCI_LOCK(GPP_E09, NONE, EDGE_SINGLE, NONE, LOCK_CONFIG),
    /* GPP_E10 : [] ==> SOC_FPMCU_INT_L */
    PAD_CFG_GPI_IRQ_WAKE_LOCK(GPP_E10, NONE, LEVEL, INVERT, LOCK_CONFIG),
    /* GPP_E11 : [] ==> MEM_STRAP_0 */
diff --git a/src/mainboard/google/rex/variants/karis/overridetree.cb b/src/mainboard/google/rex/variants/karis/overridetree.cb
index 24dec6f..f89a4f7 100644
--- a/src/mainboard/google/rex/variants/karis/overridetree.cb
+++ b/src/mainboard/google/rex/variants/karis/overridetree.cb
@@ -384,8 +384,11 @@
    		end
    		chip drivers/generic/gpio_keys
    			register "name" = ""PENH""
-				# GPP_E04 is the IRQ source
+				# GPP_E04 is the IRQ source, and GPP_E09 is the wake source
    			register "gpio" = "ACPI_GPIO_INPUT_ACTIVE_LOW(GPP_E04)"
+				register "key.wake_gpe" = "GPE0_DW1_09"
+				register "key.wakeup_route" = "WAKEUP_ROUTE_SCI"
+				register "key.wakeup_event_action" = "EV_ACT_DEASSERTED"
    			register "key.dev_name" = ""EJCT""
    			register "key.linux_code" = "SW_PEN_INSERTED"
    			register "key.linux_input_type" = "EV_SW"