From 0fed078cecc54e9d73df4f74a9d2d3a71d063fa9 Mon Sep 17 00:00:00 2001 From: Leo Chou Date: Mon, 3 Oct 2022 16:01:34 +0800 Subject: [PATCH] mb/google/nissa/var/pujjo: Disable stylus GPIO pins based on fw_config BUG=b:250470706 TEST=Boot to OS on pujjo and check that stylus GPIO are configured based on fw_config. Signed-off-by: Leo Chou Change-Id: I4218748cb06426a918d89f688599c652062ac78c Reviewed-on: https://review.coreboot.org/c/coreboot/+/68075 Reviewed-by: Reka Norman Tested-by: build bot (Jenkins) --- src/mainboard/google/brya/variants/pujjo/fw_config.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/src/mainboard/google/brya/variants/pujjo/fw_config.c b/src/mainboard/google/brya/variants/pujjo/fw_config.c index ee86e7485b..dfc70c5eef 100644 --- a/src/mainboard/google/brya/variants/pujjo/fw_config.c +++ b/src/mainboard/google/brya/variants/pujjo/fw_config.c @@ -27,6 +27,13 @@ static const struct pad_config sd_disable_pads[] = { 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) { if (!fw_config_probe(FW_CONFIG(LTE, LTE_PRESENT))) { @@ -41,4 +48,9 @@ void fw_config_gpio_padbased_override(struct pad_config *padbased_table) 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)); + } }