[XS] Change in coreboot[main]: mb/google/rex/var/karis: Set pen detect pin to NC for non-stylus sku

[Felix Held (Code Review)]

Felix Held has submitted this change. ( https://review.coreboot.org/c/coreboot/+/79213?usp=email )

Change subject: mb/google/rex/var/karis: Set pen detect pin to NC for non-stylus sku
......................................................................

mb/google/rex/var/karis: Set pen detect pin to NC for non-stylus sku

Set pen detect pin to NC base on fw_config.

BUG=b:304680060
TEST=emerge-rex coreboot pass

Change-Id: Icf9171fca49cfed1a05a67ae7fc8d62b7e9630c9
Signed-off-by: Tyler Wang 
Reviewed-on: https://review.coreboot.org/c/coreboot/+/79213
Reviewed-by: Subrata Banik 
Tested-by: build bot (Jenkins) 
---
M src/mainboard/google/rex/variants/karis/fw_config.c
1 file changed, 2 insertions(+), 0 deletions(-)

Approvals:
  Subrata Banik: Looks good to me, approved
  build bot (Jenkins): Verified

diff --git a/src/mainboard/google/rex/variants/karis/fw_config.c b/src/mainboard/google/rex/variants/karis/fw_config.c
index 7211d8a..ea9f9eb 100644
--- a/src/mainboard/google/rex/variants/karis/fw_config.c
+++ b/src/mainboard/google/rex/variants/karis/fw_config.c
@@ -30,6 +30,8 @@
 static const struct pad_config stylus_disable_pads[] = {
    /* GPP_E04 : SOC_PEN_DETECT */
    PAD_NC(GPP_E04, NONE),
+	/* GPP_E09 : SOC_PEN_DETECT */
+	PAD_NC(GPP_E09, NONE),
 };

void fw_config_gpio_padbased_override(struct pad_config *padbased_table)