diff options
| author | Michael5 Chen <michael5_chen1@pegatron.corp-partner.google.com> | 2020-08-04 15:21:32 +0800 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2020-08-06 13:31:50 +0000 |
| commit | 44d39b1af40f3759430cfdc995fe456a62585eff (patch) | |
| tree | 24721e23f37fdc48c95063c536a13eb482a140c5 /board/delbin | |
| parent | 99fb6536b49052f69898288df02a01d321d760ba (diff) | |
| download | chrome-ec-44d39b1af40f3759430cfdc995fe456a62585eff.tar.gz | |
Delbin: Configure unused GPIOs as inputs
Configure unused GPIOs as inputs to save power in deep sleep states.
BUG=b:162592172
BRANCH=master
TEST=make buildall
TEST=Boot image on Delbin
Signed-off-by: Michael5 Chen <michael5_chen1@pegatron.corp-partner.google.com>
Change-Id: I1e2e74a5e9aeb25bf80e86459a4f906a1642cafa
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2335623
Reviewed-by: Keith Short <keithshort@chromium.org>
Diffstat (limited to 'board/delbin')
| -rw-r--r-- | board/delbin/gpio.inc | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/board/delbin/gpio.inc b/board/delbin/gpio.inc index f3b3ff6c7d..b4612ed0ff 100644 --- a/board/delbin/gpio.inc +++ b/board/delbin/gpio.inc @@ -27,6 +27,12 @@ GPIO_INT(PG_EC_ALL_SYS_PWRGD, PIN(F, 4), GPIO_INT_BOTH, power_signal_interrupt /* Sensor Interrupts */ GPIO_INT(EC_IMU_INT_L, PIN(5, 6), GPIO_INT_FALLING | GPIO_SEL_1P8V, bmi260_interrupt) GPIO_INT(TABLET_MODE_L, PIN(9, 5), GPIO_INT_BOTH, gmr_tablet_switch_isr) +/* + * Lid g-sensor interrupt unused on Delbin, configure as regular input for + * power saving. + */ +GPIO(EC_ACCEL_INT, PIN(8, 1), GPIO_INPUT | GPIO_PULL_UP) + /* USB-C interrupts */ GPIO_INT(USB_C0_TCPC_INT_ODL, PIN(E, 0), GPIO_INT_BOTH, tcpc_alert_event) @@ -99,6 +105,15 @@ GPIO(LED_2_L, PIN(C, 3), GPIO_OUT_HIGH) /* Battery Charging LED: Amber */ GPIO(LED_3_L, PIN(C, 2), GPIO_OUT_HIGH) /* Battery Power LED: White */ GPIO(CCD_MODE_ODL, PIN(E, 5), GPIO_INPUT) /* Case Closed Debug Mode */ +/* Unused signals */ +GPIO(UNUSED_GPIO34, PIN(3, 4), GPIO_INPUT | GPIO_PULL_UP) +GPIO(UNUSED_GPIO41, PIN(4, 1), GPIO_INPUT | GPIO_PULL_UP) +GPIO(UNUSED_GPIO72, PIN(7, 2), GPIO_INPUT | GPIO_PULL_UP) +GPIO(UNUSED_GPIO96, PIN(9, 6), GPIO_INPUT | GPIO_PULL_UP) +GPIO(UNUSED_GPIOA7, PIN(A, 7), GPIO_INPUT | GPIO_PULL_UP) +GPIO(UNUSED_GPIOC0, PIN(C, 0), GPIO_INPUT | GPIO_PULL_UP) +GPIO(UNUSED_GPIOF2, PIN(F, 2), GPIO_INPUT | GPIO_PULL_UP) + /* * eDP backlight - both PCH and EC have enable pins that must be high * for the backlight to turn on. Default state is high, and can be turned |