From cf081ab58cfd7b08f68978ebd4f085076504ccb2 Mon Sep 17 00:00:00 2001 From: Kevin Chiu Date: Fri, 28 Aug 2020 10:11:26 +0800 Subject: mb/google/zork: update GPIO config for berknip berknip does not support stylus, config AGPIO4/5 to NC to prevent unexpected wake event for s3. BUG=b:162376046 BRANCH=zork TEST=emerge-zork coreboot Change-Id: I8d9b711ce1d7300181fe496d490dd33b38bc5983 Signed-off-by: Kevin Chiu Reviewed-on: https://review.coreboot.org/c/coreboot/+/44893 Reviewed-by: Furquan Shaikh Reviewed-by: Aaron Durbin Tested-by: build bot (Jenkins) --- src/mainboard/google/zork/variants/berknip/gpio.c | 19 +++++++++++++++++-- 1 file changed, 17 insertions(+), 2 deletions(-) (limited to 'src/mainboard/google') diff --git a/src/mainboard/google/zork/variants/berknip/gpio.c b/src/mainboard/google/zork/variants/berknip/gpio.c index 8abe59f8e8..c8cb10fa71 100644 --- a/src/mainboard/google/zork/variants/berknip/gpio.c +++ b/src/mainboard/google/zork/variants/berknip/gpio.c @@ -8,6 +8,10 @@ #include static const struct soc_amd_gpio berknip_bid1_gpio_set_stage_ram[] = { + /* PEN_DETECT_ODL - no used */ + PAD_NC(GPIO_4), + /* PEN_POWER_EN - no used */ + PAD_NC(GPIO_5), /* DMIC_SEL */ PAD_GPO(GPIO_13, LOW), // Select Camera 1 Dmic /* USB_OC4_L - USB_A1 */ @@ -29,6 +33,10 @@ static const struct soc_amd_gpio berknip_bid1_gpio_set_stage_ram[] = { }; static const struct soc_amd_gpio berknip_bid2_gpio_set_stage_ram[] = { + /* PEN_DETECT_ODL - no used */ + PAD_NC(GPIO_4), + /* PEN_POWER_EN - no used */ + PAD_NC(GPIO_5), /* EN_DEV_BEEP_L */ PAD_GPO(GPIO_89, HIGH), /* TP */ @@ -37,6 +45,13 @@ static const struct soc_amd_gpio berknip_bid2_gpio_set_stage_ram[] = { PAD_GPO(GPIO_140, HIGH), }; +static const struct soc_amd_gpio berknip_gpio_set_stage_ram[] = { + /* PEN_DETECT_ODL - no used */ + PAD_NC(GPIO_4), + /* PEN_POWER_EN - no used */ + PAD_NC(GPIO_5), +}; + const struct soc_amd_gpio *variant_override_gpio_table(size_t *size) { uint32_t board_version; @@ -57,6 +72,6 @@ const struct soc_amd_gpio *variant_override_gpio_table(size_t *size) return berknip_bid2_gpio_set_stage_ram; } - *size = 0; - return NULL; + *size = ARRAY_SIZE(berknip_gpio_set_stage_ram); + return berknip_gpio_set_stage_ram; } -- cgit v1.2.3