[S] Change in coreboot[master]: mb/google/rex: Add Write Protect GPIO to cros_gpios

[Martin L Roth (Code Review)]

Martin L Roth has submitted this change. ( https://review.coreboot.org/c/coreboot/+/69468 )

Change subject: mb/google/rex: Add Write Protect GPIO to cros_gpios
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mb/google/rex: Add Write Protect GPIO to cros_gpios

This will enable crossystem to access WP GPIO

BUG=b:258048687
TEST= wpsw_cur in crossystem reads the correct gpio

Change-Id: I67f4a57025064dbf8c691255b0abae9d3fa0dbd3
Signed-off-by: Ivy Jian 
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69468
Reviewed-by: Eric Lai 
Reviewed-by: Subrata Banik 
Tested-by: build bot (Jenkins) 
---
M src/mainboard/google/rex/variants/rex0/gpio.c
1 file changed, 22 insertions(+), 1 deletion(-)

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

diff --git a/src/mainboard/google/rex/variants/rex0/gpio.c b/src/mainboard/google/rex/variants/rex0/gpio.c
index c90c0c1..d8450ee 100644
--- a/src/mainboard/google/rex/variants/rex0/gpio.c
+++ b/src/mainboard/google/rex/variants/rex0/gpio.c
@@ -492,6 +492,8 @@
    }
 }

-static const struct cros_gpio cros_gpios[] = {};
+static const struct cros_gpio cros_gpios[] = {
+	CROS_GPIO_WP_AH(GPIO_PCH_WP, CROS_GPIO_DEVICE_NAME),
+};

DECLARE_WEAK_CROS_GPIOS(cros_gpios);