Change in coreboot[master]: mb/google/cherry: fix GPIO polarity for TPM interrupt

[Felix Held (Code Review)]

Felix Held has submitted this change. ( https://review.coreboot.org/c/coreboot/+/55562 )

Change subject: mb/google/cherry: fix GPIO polarity for TPM interrupt
......................................................................

mb/google/cherry: fix GPIO polarity for TPM interrupt

The GPIO_GSC_AP_INT itself is active low, but the payloads will
create the IRQ using its eint driver, which is active high.

BUG=b:188392736

Signed-off-by: Rex-BC Chen 
Change-Id: Ie39f3b9a5dbe15057ef3e96f6c99211949692003
Reviewed-on: https://review.coreboot.org/c/coreboot/+/55562
Tested-by: build bot (Jenkins) 
Reviewed-by: Yu-Ping Wu 
---
M src/mainboard/google/cherry/chromeos.c
1 file changed, 5 insertions(+), 1 deletion(-)

Approvals:
  build bot (Jenkins): Verified
  Yu-Ping Wu: Looks good to me, approved

diff --git a/src/mainboard/google/cherry/chromeos.c b/src/mainboard/google/cherry/chromeos.c
index 8d43354..8f0e9ae 100644
--- a/src/mainboard/google/cherry/chromeos.c
+++ b/src/mainboard/google/cherry/chromeos.c
@@ -26,7 +26,11 @@
    	{GPIO_SD_CD.id, ACTIVE_LOW, -1, "SD card detect"},
    	{GPIO_BEEP_ON.id, ACTIVE_HIGH, -1, "beep enable"},
    	{GPIO_EC_IN_RW.id, ACTIVE_LOW, -1, "EC in RW"},
-		{GPIO_GSC_AP_INT.id, ACTIVE_LOW, -1, "TPM interrupt"},
+		/*
+		 * The GPIO_GSC_AP_INT itself is active low, but the payloads will
+		 * create the IRQ using its eint driver, which is active high.
+		 */
+		{GPIO_GSC_AP_INT.id, ACTIVE_HIGH, -1, "TPM interrupt"},
    	{GPIO_EN_SPK.id, ACTIVE_HIGH, -1, "speaker enable"},
    };
    lb_add_gpios(gpios, chromeos_gpios, ARRAY_SIZE(chromeos_gpios));