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mainboard/google/kahlee: Enable keyboard backlight for careena specific SKU 

Enable keyboard backlight by Careena SKUID
Set to 10% as the same as google/snappy project

BUG=b:110065836
BRANCH=master
TEST=emerge-grunt coreboot
Change-Id: I7d302c4f50528b0e6b7ef4d990f342a69cff34f5
Signed-off-by: Kevin Chiu <Kevin.Chiu@quantatw.com>
Reviewed-on: https://review.coreboot.org/27021
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martinroth@google.com>
This commit is contained in:
Kevin Chiu 2018-06-12 13:19:57 +08:00 committed by Martin Roth
parent faa5f9869d
commit 56dfc93751
1 changed files with 26 additions and 2 deletions
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26
src/mainboard/google/kahlee/variants/baseboard/romstage.c
View File

@ -16,8 +16,32 @@
#include <baseboard/variants.h>
#include <ec/google/chromeec/ec.h>
/* SKU ID enumeration */
enum careena_sku {
SKU_UNKNOWN = -1,
SKU_CAREENA_KB_NO_BACKLIGHT16 = 16,
SKU_CAREENA_KB_BACKLIGHT18 = 18,
SKU_CAREENA_KB_BACKLIGHT19 = 19,
SKU_CAREENA_KB_BACKLIGHT22 = 22,
SKU_CAREENA_KB_BACKLIGHT23 = 23,
};
void variant_romstage_entry(int s3_resume)
{
if (!s3_resume)
uint32_t sku = google_chromeec_get_sku_id();
if (!s3_resume) {
/* Based on SKU, turn on keyboard backlight */
switch (sku) {
default:
google_chromeec_kbbacklight(75);
break;
case SKU_CAREENA_KB_BACKLIGHT18:
case SKU_CAREENA_KB_BACKLIGHT19:
case SKU_CAREENA_KB_BACKLIGHT22:
case SKU_CAREENA_KB_BACKLIGHT23:
google_chromeec_kbbacklight(10);
break;
}
}
}