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mb/google/nissa/var/quandiso: Update SD card GPIO settings

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Disable SD card GPIO with fw_config for quandiso units without SD
card and pull GPP_H12 to high to match the spec.

BUG=b:296506936
BRANCH=firmware-nissa-15217.B
TEST=emerge-nissa coreboot

Change-Id: Iad6789d42b9a3f9b979fd481a88cc7d69db2dcfe
Signed-off-by: Robert Chen <robert.chen@quanta.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/78253
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <ericllai@google.com>
Reviewed-by: Shawn Ku <shawnku@google.com>
This commit is contained in:
Robert Chen
2023-10-05 02:59:58 -04:00
committed by Martin L Roth
parent db02f11c04
commit 76a3d77f32
2 changed files with 17 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
src/mainboard/google/brya/variants/quandiso/fw_config.c
View File

@@ -57,6 +57,17 @@ static const struct pad_config stylus_disable_pads[] = {
PAD_NC_LOCK(GPP_F15, NONE, LOCK_CONFIG),
};
static const struct pad_config sd_disable_pads[] = {
/* D8 : SD_CLKREQ_ODL */
PAD_NC(GPP_D8, NONE),
/* D17 : SD_WAKE_N */
PAD_NC_LOCK(GPP_D17, NONE, LOCK_CONFIG),
/* H12 : SD_PERST_L */
PAD_NC_LOCK(GPP_H12, NONE, LOCK_CONFIG),
/* H13 : EN_PP3300_SD_X */
PAD_NC_LOCK(GPP_H13, NONE, LOCK_CONFIG),
};
static const struct pad_config disable_wifi_pch_susclk[] = {
/* GPD8 ==> NC */
PAD_NC(GPD8, NONE),
@@ -79,6 +90,11 @@ void fw_config_gpio_padbased_override(struct pad_config *padbased_table)
gpio_padbased_override(padbased_table, stylus_disable_pads,
ARRAY_SIZE(stylus_disable_pads));
}
if (fw_config_probe(FW_CONFIG(SD_CARD, SD_ABSENT))) {
printk(BIOS_INFO, "Disable SD card GPIO pins.\n");
gpio_padbased_override(padbased_table, sd_disable_pads,
ARRAY_SIZE(sd_disable_pads));
}
if (fw_config_probe(FW_CONFIG(WIFI_SAR_ID, SAR_ID_3))) {
printk(BIOS_INFO, "Disable PCH SUSCLK.\n");
gpio_padbased_override(padbased_table, disable_wifi_pch_susclk,

2
src/mainboard/google/brya/variants/quandiso/gpio.c
View File

@@ -93,7 +93,7 @@ static const struct pad_config romstage_gpio_table[] = {
/* C1 : SMBDATA ==> USI_RST_L */
PAD_CFG_GPO(GPP_C1, 0, DEEP),
/* H12 : UART0_RTS# ==> SD_PERST_L */
PAD_CFG_GPO(GPP_H12, 0, DEEP),
PAD_CFG_GPO(GPP_H12, 1, DEEP),
/* H20 : IMGCLKOUT1 ==> WLAN_PERST_L */
PAD_CFG_GPO(GPP_H20, 1, DEEP),
};