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mb/google/nissa/var/craask: Disable stylus GPIO pins based on fw_config 

BUG=b:257879909
Test:Boot to OS on craask and check stylus GPIO pins

Signed-off-by: Tyler Wang <tyler.wang@quanta.corp-partner.google.com>
Change-Id: I7e3a2583187c8a8e2616a5272b5a7a61debe982b
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69138
Reviewed-by: Tarun Tuli <taruntuli@google.com>
Reviewed-by: Reka Norman <rekanorman@chromium.org>
Reviewed-by: Kangheui Won <khwon@chromium.org>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Tyler Wang 2022-11-01 15:12:57 +08:00 committed by Eric Lai
parent f346a17ce3
commit 21f52c8af8
1 changed files with 12 additions and 0 deletions
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12
src/mainboard/google/brya/variants/craask/fw_config.c
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@ -42,6 +42,13 @@ static const struct pad_config sd_disable_pads[] = {
PAD_NC_LOCK(GPP_H13, NONE, LOCK_CONFIG), PAD_NC_LOCK(GPP_H13, NONE, LOCK_CONFIG),
}; };
static const struct pad_config stylus_disable_pads[] = {
/* F13 : SOC_PEN_DETECT_R_ODL */
PAD_NC_LOCK(GPP_F13, NONE, LOCK_CONFIG),
/* F15 : SOC_PEN_DETECT_ODL */
PAD_NC_LOCK(GPP_F15, NONE, LOCK_CONFIG),
};
void fw_config_gpio_padbased_override(struct pad_config *padbased_table) void fw_config_gpio_padbased_override(struct pad_config *padbased_table)
{ {
if (!fw_config_probe(FW_CONFIG(DB_USB, DB_1C_LTE))) { if (!fw_config_probe(FW_CONFIG(DB_USB, DB_1C_LTE))) {
@ -62,4 +69,9 @@ void fw_config_gpio_padbased_override(struct pad_config *padbased_table)
ARRAY_SIZE(sd_disable_pads)); ARRAY_SIZE(sd_disable_pads));
} }
if (fw_config_probe(FW_CONFIG(STYLUS, STYLUS_ABSENT))) {
printk(BIOS_INFO, "Disable Stylus GPIO pins.\n");
gpio_padbased_override(padbased_table, stylus_disable_pads,
ARRAY_SIZE(stylus_disable_pads));
}
} }