diff options
| author | Daisuke Nojiri <dnojiri@chromium.org> | 2018-07-09 17:07:57 -0700 |
|---|---|---|
| committer | chrome-bot <chrome-bot@chromium.org> | 2018-07-12 14:06:14 -0700 |
| commit | 97a7b12b3ba7caad4b48eee2ec27773c044b3519 (patch) | |
| tree | 246b6b40cf3e789b1909e475317b9c928fbcdff7 | |
| parent | cb9f7ab2bc851a542f3688740fc02b3da5dabf4b (diff) | |
| download | chrome-ec-97a7b12b3ba7caad4b48eee2ec27773c044b3519.tar.gz | |
Nami: Toggle power of PS8713B on suspend/resume
GPO32 is connected to #5:Power_Down pin of PS8713B on Sona. We enable
power on resume and shut it down on suspend. Other boards don't use the
pin.
Signed-off-by: Daisuke Nojiri <dnojiri@chromium.org>
BUG=b:79722847
BRANCH=none
TEST=None
Change-Id: Ic4fa6cafaf976bdba9b60b438a95b9ae8c684737
Reviewed-on: https://chromium-review.googlesource.com/1130658
Commit-Ready: Daisuke Nojiri <dnojiri@chromium.org>
Tested-by: Daisuke Nojiri <dnojiri@chromium.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
| -rw-r--r-- | board/nami/board.c | 2 | ||||
| -rw-r--r-- | board/nami/gpio.inc | 2 |
2 files changed, 3 insertions, 1 deletions
diff --git a/board/nami/board.c b/board/nami/board.c index f816a6395a..90bad5809e 100644 --- a/board/nami/board.c +++ b/board/nami/board.c @@ -801,6 +801,7 @@ void lid_angle_peripheral_enable(int enable) static void board_chipset_resume(void) { gpio_set_level(GPIO_ENABLE_BACKLIGHT_L, 0); + gpio_set_level(GPIO_USB3_POWER_DOWN_L, 1); } DECLARE_HOOK(HOOK_CHIPSET_RESUME, board_chipset_resume, HOOK_PRIO_DEFAULT); @@ -808,6 +809,7 @@ DECLARE_HOOK(HOOK_CHIPSET_RESUME, board_chipset_resume, HOOK_PRIO_DEFAULT); static void board_chipset_suspend(void) { gpio_set_level(GPIO_ENABLE_BACKLIGHT_L, 1); + gpio_set_level(GPIO_USB3_POWER_DOWN_L, 0); } DECLARE_HOOK(HOOK_CHIPSET_SUSPEND, board_chipset_suspend, HOOK_PRIO_DEFAULT); diff --git a/board/nami/gpio.inc b/board/nami/gpio.inc index a1555238c2..6a6e2534e5 100644 --- a/board/nami/gpio.inc +++ b/board/nami/gpio.inc @@ -35,7 +35,6 @@ GPIO_INT(USB_C0_BC12_INT_L, PIN(D, 2), GPIO_INT_FALLING, usb0_evt) GPIO_INT(USB_C1_BC12_INT_L, PIN(D, 3), GPIO_INT_FALLING, usb1_evt) GPIO_INT(ACCELGYRO3_INT_L, PIN(3, 6), GPIO_INT_FALLING | GPIO_SEL_1P8V, bmi160_interrupt) GPIO_INT(TABLET_MODE_L, PIN(7, 2), GPIO_INT_BOTH, tablet_mode_isr) -/* GPIO_INT(ALS_INT, PIN(3, 2),,) dnojiri: Revisit */ /* GPIO_INT(3AXIS_INT, PIN(9, 5),,) dnojiri: Revisit */ GPIO(ENABLE_BACKLIGHT_L, PIN(6, 7), GPIO_OUT_LOW) /* LCD backlight */ @@ -86,6 +85,7 @@ GPIO(USB_C0_DP_HPD, PIN(9, 4), GPIO_INPUT) /* C0 DP Hotplug Detect */ GPIO(USB_C1_DP_HPD, PIN(A, 5), GPIO_INPUT) /* C1 DP Hotplug Detect */ GPIO(USB_PP3300_USB_PD, PIN(8, 4), GPIO_INPUT) /* Reserved. Currently, has no effect. */ GPIO(USB2_ID, PIN(4, 2), GPIO_OUT_LOW) /* USB OTG ID */ +GPIO(USB3_POWER_DOWN_L, PIN(3, 2), GPIO_OUT_LOW) /* USB3 Redriver Power control. Only used by Sona. */ /* Sensors */ |