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| author | Devin Lu <Devin.Lu@quantatw.com> | 2021-12-24 15:56:16 +0800 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2021-12-30 03:22:57 +0000 |
| commit | b566adf633b2f1ec562dd94ce6e4503c531657a5 (patch) | |
| tree | d3ac4bd70c70f60c01d60f3549e48dbc17a8f560 | |
| parent | 7d13a7a0fde8c2ff82b98b150b3608895ae226e8 (diff) | |
| download | chrome-ec-b566adf633b2f1ec562dd94ce6e4503c531657a5.tar.gz | |
vell: Tuning TCPC reset timing
BUG=b:203371200
BRANCH=none
TEST=Verify boot from dead battery mode,
Signed-off-by: Devin Lu <Devin.Lu@quantatw.com>
Change-Id: Ia01a812f1a42fcc50336aa55a6854ffc86b682a5
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3354786
Reviewed-by: caveh jalali <caveh@chromium.org>
| -rw-r--r-- | board/vell/usbc_config.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/board/vell/usbc_config.c b/board/vell/usbc_config.c index 6a81f04bb5..eca6782ba4 100644 --- a/board/vell/usbc_config.c +++ b/board/vell/usbc_config.c @@ -299,25 +299,25 @@ __override int bb_retimer_power_enable(const struct usb_mux *me, bool enable) void board_reset_pd_mcu(void) { - /* - * TODO(b/203371200): figure out correct timing - */ - gpio_set_level(GPIO_USB_C0_C1_TCPC_RST_ODL, 0); gpio_set_level(GPIO_USB_C2_C3_TCPC_RST_ODL, 0); /* * delay for power-on to reset-off and min. assertion time */ - - msleep(20); + msleep(NCT38XX_RESET_HOLD_DELAY_MS); gpio_set_level(GPIO_USB_C0_C1_TCPC_RST_ODL, 1); gpio_set_level(GPIO_USB_C2_C3_TCPC_RST_ODL, 1); - /* wait for chips to come up */ + nct38xx_reset_notify(USBC_PORT_C0); + nct38xx_reset_notify(USBC_PORT_C1); + nct38xx_reset_notify(USBC_PORT_C2); + nct38xx_reset_notify(USBC_PORT_C3); - msleep(50); + /* wait for chips to come up */ + if (NCT3808_RESET_POST_DELAY_MS != 0) + msleep(NCT3808_RESET_POST_DELAY_MS); } static void board_tcpc_init(void) |