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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 <kevin.chiu@quantatw.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/44893
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Kevin Chiu 2020-08-28 10:11:26 +08:00 committed by Patrick Georgi
parent 28668cded4
commit cf081ab58c
1 changed files with 17 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
src/mainboard/google/zork/variants/berknip/gpio.c
View File

@ -8,6 +8,10 @@
#include <ec/google/chromeec/ec.h>
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;
}