Change in coreboot[master]: mb/google/brya/var/nereid: Enable OZ711LV2LN SD card controller

[Reka Norman (Code Review)]

Reka Norman has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/63434 )

Change subject: mb/google/brya/var/nereid: Enable OZ711LV2LN SD card controller
......................................................................

mb/google/brya/var/nereid: Enable OZ711LV2LN SD card controller

Select the Bayhub LV2 driver, and implement power sequencing as per the
datasheet.

BUG=b:223304542
TEST=Check that connecting an SD card works as expected in the OS. Probe
the EN and RST signals and check the timing requirements are met.

Change-Id: Id1cca2024e06e5b2c7cefd22aa0b735bc542dc3b
---
M src/mainboard/google/brya/Kconfig.name
M src/mainboard/google/brya/variants/nereid/gpio.c
2 files changed, 7 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/34/63434/1

diff --git a/src/mainboard/google/brya/Kconfig.name b/src/mainboard/google/brya/Kconfig.name
index 79320fd..7be9573 100644
--- a/src/mainboard/google/brya/Kconfig.name
+++ b/src/mainboard/google/brya/Kconfig.name
@@ -92,6 +92,7 @@
    bool "->  Nereid"
    select ALDERLAKE_CONFIGURE_DESCRIPTOR
    select BOARD_GOOGLE_BASEBOARD_NISSA
+	select DRIVERS_GENERIC_BAYHUB_LV2
    select DRIVERS_GENERIC_GPIO_KEYS

config BOARD_GOOGLE_PRIMUS
diff --git a/src/mainboard/google/brya/variants/nereid/gpio.c b/src/mainboard/google/brya/variants/nereid/gpio.c
index f011e2f..7e70ac4 100644
--- a/src/mainboard/google/brya/variants/nereid/gpio.c
+++ b/src/mainboard/google/brya/variants/nereid/gpio.c
@@ -43,6 +43,8 @@
 static const struct pad_config early_gpio_table[] = {
    /* B11 : PMCALERT# ==> EN_PP3300_WLAN_X */
    PAD_CFG_GPO(GPP_B11, 0, DEEP),
+	/* H12 : UART0_RTS# ==> SD_PERST_L */
+	PAD_CFG_GPO(GPP_H12, 0, DEEP),
    /* H20 : IMGCLKOUT1 ==> WLAN_PERST_L */
    PAD_CFG_GPO(GPP_H20, 0, DEEP),
    /* A13 : GPP_A13 ==> GSC_SOC_INT_ODL */
@@ -59,11 +61,15 @@
    PAD_CFG_NF(GPP_H10, NONE, DEEP, NF2),
    /* H11 : UART0_TXD ==> UART_SOC_TX_DBG_RX */
    PAD_CFG_NF(GPP_H11, NONE, DEEP, NF2),
+	/* H13 : UART0_CTS# ==> EN_PP3300_SD_X */
+	PAD_CFG_GPO(GPP_H13, 1, DEEP),
 };

static const struct pad_config romstage_gpio_table[] = {
    /* B11 : PMCALERT# ==> EN_PP3300_WLAN_X */
    PAD_CFG_GPO(GPP_B11, 1, DEEP),
+	/* H12 : UART0_RTS# ==> SD_PERST_L */
+	PAD_CFG_GPO(GPP_H12, 1, DEEP),
 };

const struct pad_config *variant_gpio_override_table(size_t *num)