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mainboard/google/brya: Disable touchpad as S3 wake source 

This change disables touchpad interrupt, as it sends spurious wake signal
via GPP_F14 and immediately wakes the system from S3. It happens because
touchpad's power is gated by deassertion of PLTRST#. The behaviour for
S0ix is unchanged.

BUG=183738135
TEST=manually

Signed-off-by: Boris Mittelberg <bmbm@google.com>
Change-Id: Ia7d282f38d205a94cc43eaa1832729f4606437c9
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51831
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Boris Mittelberg 2021-03-25 22:38:22 +00:00 committed by Tim Wawrzynczak
parent 6c2f80c4a2
commit 9965228c66
1 changed files with 1 additions and 1 deletions
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2
src/mainboard/google/brya/variants/baseboard/gpio.c
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@ -236,7 +236,7 @@ static const struct pad_config gpio_table[] = {
/* F13 : GSXDOUT ==> GSPI_PCH_DI_FPMCU_DO */ /* F13 : GSXDOUT ==> GSPI_PCH_DI_FPMCU_DO */
PAD_CFG_NF(GPP_F13, NONE, DEEP, NF4), PAD_CFG_NF(GPP_F13, NONE, DEEP, NF4),
/* F14 : GSXDIN ==> TCHPAD_INT_ODL */ /* F14 : GSXDIN ==> TCHPAD_INT_ODL */
PAD_CFG_GPI_IRQ_WAKE(GPP_F14, NONE, DEEP, LEVEL, INVERT), PAD_CFG_GPI_IRQ_WAKE(GPP_F14, NONE, PLTRST, LEVEL, INVERT),
/* F15 : GSXSRESET# ==> FPMCU_INT_L */ /* F15 : GSXSRESET# ==> FPMCU_INT_L */
PAD_CFG_GPI_IRQ_WAKE(GPP_F15, NONE, DEEP, LEVEL, INVERT), PAD_CFG_GPI_IRQ_WAKE(GPP_F15, NONE, DEEP, LEVEL, INVERT),
/* F16 : GSXCLK ==> GSPI_PCH_CS_FPMCU_R_L */ /* F16 : GSXCLK ==> GSPI_PCH_CS_FPMCU_R_L */