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pyro: add ANX74XX low power mode for different DRP state

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Follow reef setting.

BUG=chrome-os-partner:58384
BRANCH=reef
TEST=make buildall

Change-Id: Icd661ed4ab78a7c8d2d5f1694934ad6723db2ddb
Signed-off-by: Bruce.Wan <Bruce.Wan@quantatw.com>
Reviewed-on: https://chromium-review.googlesource.com/442254
Commit-Ready: Devin Lu <Devin.Lu@quantatw.com>
Tested-by: Devin Lu <Devin.Lu@quantatw.com>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
This commit is contained in:
Bruce
2017-02-14 19:01:38 +08:00
committed by chrome-bot
parent 4d6eb1bc01
commit aeeeafb192
1 changed files with 11 additions and 2 deletions
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13
board/pyro/board.c
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@@ -81,9 +81,18 @@ static void tcpc_alert_event(enum gpio_signal signal)
#ifdef CONFIG_USB_PD_TCPC_LOW_POWER
static void anx74xx_cable_det_handler(void)
{
int level = gpio_get_level(GPIO_USB_C0_CABLE_DET);
/*
* Setting the low power is handled by DRP status hence
* handle only the attach event.
*/
if (level)
anx74xx_handle_power_mode(NPCX_I2C_PORT0_0,
ANX74XX_NORMAL_MODE);
/* confirm if cable_det is asserted */
if (!gpio_get_level(GPIO_USB_C0_CABLE_DET) ||
gpio_get_level(GPIO_USB_C0_PD_RST_L))
if (!level || gpio_get_level(GPIO_USB_C0_PD_RST_L))
return;
task_set_event(TASK_ID_PD_C0, PD_EVENT_TCPC_RESET, 0);