mb/google/nissa/var/gothrax: Add GPIO table for gothrax

Configure GPIOs according to schematics.

BUG=b:287563817
BRANCH=None
TEST=emerge-nissa coreboot

Signed-off-by: Yunlong Jia <yunlong.jia@ecs.corp-partner.google.com>
Change-Id: If852c7a30edb9fb778872414cb15dc3446aebc55
Reviewed-on: https://review.coreboot.org/c/coreboot/+/75872
Reviewed-by: Henry Sun <henrysun@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Reviewed-by: Derek Huang <derekhuang@google.com>

3 files changed, 102 insertions, 0 deletions

diff --git a/src/mainboard/google/brya/variants/gothrax/Makefile.inc b/src/mainboard/google/brya/variants/gothrax/Makefile.inc
new file mode 100644
index 0000000000..6c29346470
--- /dev/null
+++ b/src/mainboard/google/brya/variants/gothrax/Makefile.inc
@@ -0,0 +1,5 @@
+bootblock-y += gpio.c
+
+romstage-y += gpio.c
+
+ramstage-y += gpio.c
diff --git a/src/mainboard/google/brya/variants/gothrax/gpio.c b/src/mainboard/google/brya/variants/gothrax/gpio.c
new file mode 100644
index 0000000000..cc2ee736d6
--- /dev/null
+++ b/src/mainboard/google/brya/variants/gothrax/gpio.c
@@ -0,0 +1,94 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#include <baseboard/variants.h>
+#include <soc/gpio.h>
+
+/* Pad configuration in ramstage */
+static const struct pad_config override_gpio_table[] = {
+	/* A8  : WWAN_RF_DISABLE_ODL */
+	PAD_CFG_GPO(GPP_A8, 1, DEEP),
+	/* H23 : WWAN_SAR_DETECT_ODL */
+	PAD_CFG_GPO(GPP_H23, 1, DEEP),
+	/* H3  : WLAN_PCIE_WAKE_ODL */
+	PAD_NC_LOCK(GPP_H3, NONE, LOCK_CONFIG),
+	/* E13  : SRCCLKREQ1# ==> WWAN_EN */
+	PAD_CFG_GPO_LOCK(GPP_E13, 1, LOCK_CONFIG),
+	/* F12 : WWAN_RST_L */
+	PAD_CFG_GPO_LOCK(GPP_F12, 1, LOCK_CONFIG),
+
+	/* A21 : GPP_A21 ==> USB_C1_AUX_DC_P */
+	PAD_CFG_GPO(GPP_A21, 0, DEEP),
+	/* A22 : GPP_A22 ==> USB_C1_AUX_DC_N */
+	PAD_CFG_GPO(GPP_A22, 1, DEEP),
+
+	/* B5  : SOC_I2C_SUB_SDA */
+	PAD_NC_LOCK(GPP_B5, NONE, LOCK_CONFIG),
+	/* B6  : SOC_I2C_SUB_SCL */
+	PAD_NC_LOCK(GPP_B6, NONE, LOCK_CONFIG),
+
+	/* D3  : WCAM_RST_L */
+	PAD_NC_LOCK(GPP_D3, NONE, LOCK_CONFIG),
+	/* D15 : EN_PP2800_WCAM_X */
+	PAD_NC_LOCK(GPP_D15, NONE, LOCK_CONFIG),
+	/* D16 : EN_PP1800_PP1200_WCAM_X */
+	PAD_NC_LOCK(GPP_D16, NONE, LOCK_CONFIG),
+
+	/* H22 : WCAM_MCLK_R */
+	PAD_NC(GPP_H22, NONE),
+};
+
+/* Early pad configuration in bootblock */
+static const struct pad_config early_gpio_table[] = {
+	/* F12 : GSXDOUT ==> WWAN_RST_L */
+	PAD_CFG_GPO(GPP_F12, 0, DEEP),
+	/* E13  : SRCCLKREQ1# ==> WWAN_EN */
+	PAD_CFG_GPO(GPP_E13, 1, 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 */
+	PAD_CFG_GPI_APIC(GPP_A13, NONE, PLTRST, LEVEL, INVERT),
+	/* E12 : THC0_SPI1_IO1 ==> SOC_WP_OD */
+	PAD_CFG_GPI_GPIO_DRIVER(GPP_E12, NONE, DEEP),
+	/* F18 : THC1_SPI2_INT# ==> EC_IN_RW_OD */
+	PAD_CFG_GPI(GPP_F18, NONE, DEEP),
+	/* H4  : I2C0_SDA ==> SOC_I2C_GSC_SDA */
+	PAD_CFG_NF(GPP_H4, NONE, DEEP, NF1),
+	/* H5  : I2C0_SCL ==> SOC_I2C_GSC_SCL */
+	PAD_CFG_NF(GPP_H5, NONE, DEEP, NF1),
+	/* H10 : UART0_RXD ==> UART_SOC_RX_DBG_TX */
+	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[] = {
+	/* H12 : UART0_RTS# ==> SD_PERST_L */
+	PAD_CFG_GPO(GPP_H12, 1, DEEP),
+	/* H20 : IMGCLKOUT1 ==> WLAN_PERST_L */
+	PAD_CFG_GPO(GPP_H20, 1, DEEP),
+};
+
+const struct pad_config *variant_gpio_override_table(size_t *num)
+{
+	*num = ARRAY_SIZE(override_gpio_table);
+	return override_gpio_table;
+}
+
+const struct pad_config *variant_early_gpio_table(size_t *num)
+{
+	*num = ARRAY_SIZE(early_gpio_table);
+	return early_gpio_table;
+}
+
+const struct pad_config *variant_romstage_gpio_table(size_t *num)
+{
+	*num = ARRAY_SIZE(romstage_gpio_table);
+	return romstage_gpio_table;
+}
diff --git a/src/mainboard/google/brya/variants/gothrax/include/variant/gpio.h b/src/mainboard/google/brya/variants/gothrax/include/variant/gpio.h
index c4fe342621..f80f6ef773 100644
--- a/src/mainboard/google/brya/variants/gothrax/include/variant/gpio.h
+++ b/src/mainboard/google/brya/variants/gothrax/include/variant/gpio.h
@@ -4,5 +4,8 @@
 #define VARIANT_GPIO_H
 
 #include <baseboard/gpio.h>
+#define WWAN_FCPO	GPP_E13
+#define WWAN_RST	GPP_F12
+#define T2_OFF_MS	20
 
 #endif