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authorWisley Chen <wisley.chen@quanta.corp-partner.google.com>2023-09-01 16:17:13 +0800
committerFelix Held <felix-coreboot@felixheld.de>2023-09-05 12:26:20 +0000
commit7dccc596f0768651f03701257d1cd1307dfe5257 (patch)
tree41da5bca54b02823cff7c5d1a3e2b8f2e6e86031 /src/mainboard/google/brya/variants
parent966d652ed42bc2a639ae4e6cca63cab959367354 (diff)
mb/google/nissa/var/yaviks: Disable AUX pins based on FW_CONFIG
Configure the AUX pins as NC based on the FW_CONFIG setting when the C1 port is not present. BUG=b:294456574 BRANCH=firmware-nissa-15217.B TEST=emerge-nissa coreboot Change-Id: I24fb8f16c2e3b05edf1056b5687ae5ea28c022c0 Signed-off-by: Wisley Chen <wisley.chen@quanta.corp-partner.google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/77604 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Derek Huang <derekhuang@google.com> Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Diffstat (limited to 'src/mainboard/google/brya/variants')
-rw-r--r--src/mainboard/google/brya/variants/yaviks/fw_config.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/src/mainboard/google/brya/variants/yaviks/fw_config.c b/src/mainboard/google/brya/variants/yaviks/fw_config.c
index c889c43cdf..544511eba6 100644
--- a/src/mainboard/google/brya/variants/yaviks/fw_config.c
+++ b/src/mainboard/google/brya/variants/yaviks/fw_config.c
@@ -66,6 +66,13 @@ static const struct pad_config disable_wifi_pch_susclk[] = {
PAD_NC(GPD8, NONE),
};
+static const struct pad_config disable_usbc1_pins[] = {
+ /* GPP_A21: USB_C1_AUX_DC_P => NC */
+ PAD_NC(GPP_A21, NONE),
+ /* GPP_A22: USB_C1_AUX_DC_N => NC */
+ PAD_NC(GPP_A22, NONE),
+};
+
void fw_config_gpio_padbased_override(struct pad_config *padbased_table)
{
if (fw_config_is_provisioned() && !fw_config_probe(FW_CONFIG(STORAGE, STORAGE_EMMC))) {
@@ -73,6 +80,11 @@ void fw_config_gpio_padbased_override(struct pad_config *padbased_table)
gpio_padbased_override(padbased_table, emmc_disable_pads,
ARRAY_SIZE(emmc_disable_pads));
}
+ if (fw_config_is_provisioned() && fw_config_probe(FW_CONFIG(DB_USB, DB_1A))) {
+ printk(BIOS_INFO, "Disable USBC1 AUX Pins.\n");
+ gpio_padbased_override(padbased_table, disable_usbc1_pins,
+ ARRAY_SIZE(disable_usbc1_pins));
+ }
if (!fw_config_probe(FW_CONFIG(DB_USB, DB_1C_LTE))) {
printk(BIOS_INFO, "Disable LTE-related GPIO pins on yavilla.\n");
gpio_padbased_override(padbased_table, lte_disable_pads_yavilla,