diff options
| author | Alexandru M Stan <amstan@chromium.org> | 2014-08-20 10:10:59 -0700 |
|---|---|---|
| committer | chrome-internal-fetch <chrome-internal-fetch@google.com> | 2014-08-21 08:02:16 +0000 |
| commit | f191f051da1caa8d2fdf8e776daaad0a00669174 (patch) | |
| tree | 21521206aba90e47961b54c49da3e6f362693c6c | |
| parent | 0539cc2ed5692fd17a120ba6eed8c5ece67be82b (diff) | |
| download | chrome-ec-f191f051da1caa8d2fdf8e776daaad0a00669174.tar.gz | |
Veyron: Removing some stale tegra code
There's no point in having these delays, they're not applicable to Veyron.
BUG=None
TEST=Everything should work the same.
BRANCH=None
Change-Id: Icc2aebae1a497dd4f46579c23e36750feca6d67a
Signed-off-by: Alexandru M Stan <amstan@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/213248
Reviewed-by: Yung-chieh Lo <yjlou@chromium.org>
Reviewed-by: Randall Spangler <rspangler@chromium.org>
| -rw-r--r-- | power/rockchip.c | 22 |
1 files changed, 2 insertions, 20 deletions
diff --git a/power/rockchip.c b/power/rockchip.c index aa0f2f8a78..4075f8b570 100644 --- a/power/rockchip.c +++ b/power/rockchip.c @@ -53,19 +53,6 @@ #define DELAY_FORCE_SHUTDOWN (8 * SECOND) /* - * The minimum time to assert the PMIC PWRON pin is 20ms. - * Give it longer to ensure the PMIC doesn't lose it. - */ -#define PMIC_PWRON_DEBOUNCE_TIME (200 * MSEC * 3) - -/* - * The minimum time to assert the PMIC THERM pin is 32us. However, - * it needs to be extended to about 50ms to let the 5V rail - * dissipate fully. - */ -#define PMIC_THERM_HOLD_TIME (50 * MSEC) - -/* * If the power key is pressed to turn on, then held for this long, we * power off. * @@ -130,8 +117,6 @@ static void set_ap_reset(int asserted) /** * Set the PMIC PWREN signal. * - * Note that asserting requires holding for PMIC_PWRON_DEBOUNCE_TIME. - * * @param asserted Assert (=1) or deassert (=0) the signal. */ static void set_pmic_pwren(int asserted) @@ -183,7 +168,6 @@ static int check_for_power_off_event(void) now = get_time(); if (pressed) { set_pmic_pwren(1); - usleep(PMIC_PWRON_DEBOUNCE_TIME); if (!power_button_was_pressed) { power_off_deadline.val = now.val + DELAY_FORCE_SHUTDOWN; @@ -383,9 +367,8 @@ static void power_on(void) * until AP running */ gpio_set_flags(GPIO_SPI1_NSS, GPIO_INPUT); - /* Push the power button */ + set_pmic_pwren(1); - usleep(PMIC_PWRON_DEBOUNCE_TIME); gpio_set_flags(GPIO_SPI1_NSS, GPIO_INPUT | GPIO_INT_BOTH | GPIO_PULL_UP); disable_sleep(SLEEP_MASK_AP_RUN); @@ -445,8 +428,7 @@ static void power_off(void) lid_opened = 0; enable_sleep(SLEEP_MASK_AP_RUN); powerled_set_state(POWERLED_STATE_OFF); - /* Wait POWER GOOD pin to low */ - usleep(PMIC_THERM_HOLD_TIME); + CPRINTS("power shutdown complete"); } |