diff options
| author | David Huang <david.huang@quanta.corp-partner.google.com> | 2020-07-03 18:12:52 +0800 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2020-07-06 04:03:07 +0000 |
| commit | 2ff280a2bd4dbba9a71196f0f76cd5675830053c (patch) | |
| tree | b9978426853d8a425da81c632e9359b7cf6046dc | |
| parent | 3f01ed23cae2dd07bc8d9ec69f5a15aa9afaefa3 (diff) | |
| download | chrome-ec-2ff280a2bd4dbba9a71196f0f76cd5675830053c.tar.gz | |
Terrador: Add EC_KB_BL_EN to enable/disable keyboard backlight
Add EC_KB_BL_EN to enable/disable keyboard backlight when enter S0/S3.
BUG=none
BRANCH=master
TEST=check keyboard backlight can on/off when in S0/S3..
Signed-off-by: David Huang <david.huang@quanta.corp-partner.google.com>
Change-Id: I54399eda3c4b313f3ccc7af91f966042e3f8cebd
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2280862
Reviewed-by: Keith Short <keithshort@chromium.org>
| -rw-r--r-- | board/terrador/board.c | 12 | ||||
| -rw-r--r-- | board/terrador/gpio.inc | 2 |
2 files changed, 13 insertions, 1 deletions
diff --git a/board/terrador/board.c b/board/terrador/board.c index dcb473cf46..aa66a66a4c 100644 --- a/board/terrador/board.c +++ b/board/terrador/board.c @@ -214,6 +214,18 @@ const struct pwm_t pwm_channels[] = { }; BUILD_ASSERT(ARRAY_SIZE(pwm_channels) == PWM_CH_COUNT); +static void kb_backlight_enable(void) +{ + gpio_set_level(GPIO_EC_KB_BL_EN, 1); +} +DECLARE_HOOK(HOOK_CHIPSET_RESUME, kb_backlight_enable, HOOK_PRIO_DEFAULT); + +static void kb_backlight_disable(void) +{ + gpio_set_level(GPIO_EC_KB_BL_EN, 0); +} +DECLARE_HOOK(HOOK_CHIPSET_SUSPEND, kb_backlight_disable, HOOK_PRIO_DEFAULT); + void board_reset_pd_mcu(void) { /* TODO(b/159025015): Terrador: check USB PD reset operation */ diff --git a/board/terrador/gpio.inc b/board/terrador/gpio.inc index 49d3870ace..b59c2fcea0 100644 --- a/board/terrador/gpio.inc +++ b/board/terrador/gpio.inc @@ -113,7 +113,7 @@ UNIMPLEMENTED(USB_C1_RT_FORCE_PWR) /* Misc Signals */ GPIO(UART2_EC_RX, PIN(7, 5), GPIO_OUT_LOW) /* H1 Packet Mode */ - +GPIO(EC_KB_BL_EN, PIN(8, 6), GPIO_OUT_LOW) /* Keyboard backlight enable*/ /* * eDP backlight - both PCH and EC have enable pins that must be high |