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authorFurquan Shaikh <furquan@google.com>2020-06-23 11:04:50 -0700
committerFurquan Shaikh <furquan@google.com>2020-07-01 17:54:28 +0000
commit17c46042eb9350a1cdc0d6cb68bcfa1850abd0fd (patch)
tree212830fd93944c91c0cc318bd2d4af65027164a2 /src
parente266eb82d9fc84b3c1c1e09c677e8b5d839626bb (diff)
downloadcoreboot-17c46042eb9350a1cdc0d6cb68bcfa1850abd0fd.tar.xz
mb/google/zork: Turn off power to camera and pen in sleep path
This change turns off power to camera and pen devices when entering sleep since they do not act as wake sources in S3. Power to trackpad and WiFi is left enabled since they are wake sources for S3. Signed-off-by: Furquan Shaikh <furquan@google.com> Change-Id: I21bcdd53370372c7d43c3b685abb2a9171e42d22 Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/coreboot/+/2261115 Reviewed-by: Aaron Durbin <adurbin@google.com> Commit-Queue: Furquan Shaikh <furquan@chromium.org> Tested-by: Furquan Shaikh <furquan@chromium.org> Reviewed-on: https://review.coreboot.org/c/coreboot/+/42933 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src')
-rw-r--r--src/mainboard/google/zork/variants/baseboard/gpio_baseboard_common.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mainboard/google/zork/variants/baseboard/gpio_baseboard_common.c b/src/mainboard/google/zork/variants/baseboard/gpio_baseboard_common.c
index 614e837726..e43b0b4cff 100644
--- a/src/mainboard/google/zork/variants/baseboard/gpio_baseboard_common.c
+++ b/src/mainboard/google/zork/variants/baseboard/gpio_baseboard_common.c
@@ -32,6 +32,10 @@ const __weak struct soc_amd_gpio *variant_early_gpio_table(size_t *size)
}
static const struct soc_amd_gpio gpio_sleep_table[] = {
+ /* PEN_POWER_EN */
+ PAD_GPO(GPIO_5, LOW),
+ /* EN_PWR_CAMERA */
+ PAD_GPO(GPIO_76, LOW),
};
const __weak struct soc_amd_gpio *variant_sleep_gpio_table(size_t *size, int slp_typ)