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authordavid <david_wu@quantatw.com>2015-12-18 20:11:08 +0800
committerPatrick Georgi <pgeorgi@google.com>2016-01-18 12:21:23 +0100
commit8d6666563797923e566cc56e7bd8861fa955d0c6 (patch)
tree4f4c8792996dec2f29dd12e9675823b00d215ac3 /src/mainboard
parent77e9f09937afaa98518c57934b59b401429f6c0c (diff)
google/lars: Enable ALS connected to EC
Lars has an ambient light sensor connected to the EC which is presented to the OS as a standard ACPI0008 device. BUG=none BRANCH=none TEST=emerge-lars coreboot Change-Id: I406b634176dac3f4cf1894e6b386af3306d11ffa Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 37d96458a11c33899f210cc04d3bdab07ec18746 Original-Change-Id: I017aeed1a8684676557e483ffa895dc4bb125d26 Original-Signed-off-by: David Wu <David_Wu@quantatw.com> Original-Reviewed-on: https://chromium-review.googlesource.com/319364 Original-Commit-Ready: David Wu <david_wu@quantatw.com> Original-Tested-by: David Wu <david_wu@quantatw.com> Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: https://review.coreboot.org/12990 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth <martinroth@google.com>
Diffstat (limited to 'src/mainboard')
-rw-r--r--src/mainboard/google/lars/acpi/ec.asl3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mainboard/google/lars/acpi/ec.asl b/src/mainboard/google/lars/acpi/ec.asl
index e4a35c8b42..b012827e7a 100644
--- a/src/mainboard/google/lars/acpi/ec.asl
+++ b/src/mainboard/google/lars/acpi/ec.asl
@@ -17,6 +17,9 @@
#include "../ec.h"
#include "../gpio.h"
+/* Enable EC backed ALS device in ACPI */
+#define EC_ENABLE_ALS_DEVICE
+
/* Enable EC backed Keyboard Backlight in ACPI */
#define EC_ENABLE_KEYBOARD_BACKLIGHT