diff options
author | Daisuke Nojiri <dnojiri@chromium.org> | 2023-05-09 11:12:18 -0700 |
---|---|---|
committer | Chromeos LUCI <chromeos-scoped@luci-project-accounts.iam.gserviceaccount.com> | 2023-05-11 19:26:10 +0000 |
commit | 56af450c1a715ad38dda608da92b2326783e635b (patch) | |
tree | 1c69d0dd9b1eef38c6e3bd2d02ae2a83f8e0750b | |
parent | 26e4fe44baff34a40173581246b19f576e9597d5 (diff) | |
download | chrome-ec-56af450c1a715ad38dda608da92b2326783e635b.tar.gz |
Agah: Fast forward DSW_PWROK to PCH_PWROK
On urgent shutdown, it's required for PCH_PWROK to drop while PCH's
voltages are still above 95%. This CL adds a dedicated interrupt handler
for DSW_PWROK to reduce the latency.
BUG=b:279918234
TEST=On Agah. The latency improved from 1.5 ms to 127 us.
Change-Id: I004d11789bc94eb91f1f0df440bc5532bcb67a4b
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/4518229
Auto-Submit: Daisuke Nojiri <dnojiri@chromium.org>
Commit-Queue: Daisuke Nojiri <dnojiri@chromium.org>
Tested-by: Daisuke Nojiri <dnojiri@chromium.org>
Reviewed-by: Tarun Tuli <taruntuli@google.com>
-rw-r--r-- | board/agah/board.h | 1 | ||||
-rw-r--r-- | board/agah/gpio.inc | 2 |
2 files changed, 2 insertions, 1 deletions
diff --git a/board/agah/board.h b/board/agah/board.h index 35ecdc58e6..ba2889130d 100644 --- a/board/agah/board.h +++ b/board/agah/board.h @@ -96,6 +96,7 @@ #define GPIO_PCH_WAKE_L GPIO_EC_PCH_INT_ODL #define GPIO_PG_EC_ALL_SYS_PWRGD GPIO_SEQ_EC_ALL_SYS_PG #define GPIO_PG_EC_DSW_PWROK GPIO_SEQ_EC_DSW_PWROK +#define GPIO_PCH_DSW_PWROK GPIO_PCH_PWROK #define GPIO_PG_EC_RSMRST_ODL GPIO_SEQ_EC_RSMRST_ODL #define GPIO_POWER_BUTTON_L GPIO_GSC_EC_PWR_BTN_ODL #define GPIO_SYS_RESET_L GPIO_SYS_RST_ODL diff --git a/board/agah/gpio.inc b/board/agah/gpio.inc index c9308fd903..7f120d9ba6 100644 --- a/board/agah/gpio.inc +++ b/board/agah/gpio.inc @@ -8,13 +8,13 @@ #define MODULE_KB MODULE_KEYBOARD_SCAN /* INTERRUPT GPIOs: */ +GPIO_INT(SEQ_EC_DSW_PWROK, PIN(C, 7), GPIO_INT_BOTH, intel_x86_pwrok_signal_interrupt) GPIO_INT(ACOK_OD, PIN(0, 0), GPIO_INT_BOTH | GPIO_HIB_WAKE_HIGH, extpower_interrupt) GPIO_INT(EC_PROCHOT_IN_L, PIN(F, 0), GPIO_INT_BOTH, throttle_ap_prochot_input_interrupt) GPIO_INT(EC_WP_ODL, PIN(A, 1), GPIO_INT_BOTH, switch_interrupt) GPIO_INT(GSC_EC_PWR_BTN_ODL, PIN(0, 1), GPIO_INT_BOTH | GPIO_HIB_WAKE_LOW, power_button_interrupt) GPIO_INT(LID_OPEN, PIN(D, 2), GPIO_INT_BOTH | GPIO_HIB_WAKE_HIGH, lid_interrupt) GPIO_INT(SEQ_EC_ALL_SYS_PG, PIN(F, 4), GPIO_INT_BOTH, power_signal_interrupt) -GPIO_INT(SEQ_EC_DSW_PWROK, PIN(C, 7), GPIO_INT_BOTH, power_signal_interrupt) GPIO_INT(SEQ_EC_RSMRST_ODL, PIN(E, 2), GPIO_INT_BOTH, power_signal_interrupt) GPIO_INT(SLP_S3_L, PIN(A, 5), GPIO_INT_BOTH, power_signal_interrupt) GPIO_INT(SLP_SUS_L, PIN(F, 1), GPIO_INT_BOTH, power_signal_interrupt) |