From 290c4459114473c6dfe9e1184481fb9b7564576e Mon Sep 17 00:00:00 2001
From: Marc Jones <marcj303@gmail.com>
Date: Sat, 14 Jul 2018 17:37:30 -0600
Subject: mainboard/google/kahlee: Enable backlight on resume

BUG=b:72694972
TEST=Backlight turns on ChromeOS resume

Change-Id: I452e2ea94b508b137cf52301df5d2d1ad5c9ab70
Signed-off-by: Marc Jones <marcj303@gmail.com>
Reviewed-on: https://review.coreboot.org/27488
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martinroth@google.com>
---
 src/mainboard/google/kahlee/variants/baseboard/mainboard.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'src/mainboard/google/kahlee/variants')

diff --git a/src/mainboard/google/kahlee/variants/baseboard/mainboard.c b/src/mainboard/google/kahlee/variants/baseboard/mainboard.c
index c873299bf1..54743ef7c1 100644
--- a/src/mainboard/google/kahlee/variants/baseboard/mainboard.c
+++ b/src/mainboard/google/kahlee/variants/baseboard/mainboard.c
@@ -15,6 +15,9 @@
 
 #include <ec/google/chromeec/ec.h>
 #include <baseboard/variants.h>
+#include <gpio.h>
+#include <variant/gpio.h>
+
 
 uint8_t variant_board_sku(void)
 {
@@ -25,3 +28,11 @@ uint8_t variant_board_sku(void)
 
 	return sku;
 }
+
+#if IS_ENABLED(CONFIG_HAVE_ACPI_RESUME)
+void variant_mainboard_suspend_resume(void)
+{
+	/* Enable backlight - GPIO 133 active low */
+	gpio_set(GPIO_133, 0);
+}
+#endif
-- 
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