2 files changed, 103 insertions, 0 deletions
diff --git a/src/mainboard/google/brya/variants/uldren/Makefile.inc b/src/mainboard/google/brya/variants/uldren/Makefile.inc
new file mode 100644
index 0000000000..6f46b7adc7
--- /dev/null
+++ b/src/mainboard/google/brya/variants/uldren/Makefile.inc
@@ -0,0 +1,6 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+bootblock-y += gpio.c
+
+romstage-y += gpio.c
+
+ramstage-y += gpio.c
diff --git a/src/mainboard/google/brya/variants/uldren/gpio.c b/src/mainboard/google/brya/variants/uldren/gpio.c
new file mode 100644
index 0000000000..9c427f64e7
--- /dev/null
+++ b/src/mainboard/google/brya/variants/uldren/gpio.c
@@ -0,0 +1,97 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#include <baseboard/gpio.h>
+#include <baseboard/variants.h>
+#include <commonlib/helpers.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),
+	/* A20 : DDSP_HPD2 ==> NC */
+	PAD_NC(GPP_A20, NONE),
+	/* B5  : I2C2_SDA ==> NC */
+	PAD_NC(GPP_B5, NONE),
+	/* B6  : I2C2_SCL ==> NC */
+	PAD_NC(GPP_B6, NONE),
+	/* B15 : HP_RST_ODL */
+	PAD_CFG_GPO(GPP_B15, 1, DEEP),
+	/* D6  : SRCCLKREQ1# ==> WWAN_EN */
+	PAD_CFG_GPO(GPP_D6, 1, DEEP),
+	/* D8  : SRCCLKREQ3# ==> NC */
+	PAD_NC(GPP_D8, NONE),
+	/* D15 : ISH_UART0_RTS# ==> NC */
+	PAD_NC(GPP_D15, NONE),
+	/* D16 : ISH_UART0_CTS# ==> NC */
+	PAD_NC_LOCK(GPP_D16, NONE, LOCK_CONFIG),
+	/* D19 : I2S_MCLK1_OUT ==> NC */
+	PAD_NC(GPP_D19, NONE),
+	/* E20 : DDP2_CTRLCLK ==> NC */
+	PAD_NC(GPP_E20, NONE),
+	/* E21 : DDP2_CTRLDATA ==> NC */
+	PAD_NC(GPP_E21, NONE),
+	/* F12 : WWAN_RST_L */
+	PAD_CFG_GPO_LOCK(GPP_F12, 1, LOCK_CONFIG),
+	/* F13 : SOC_PEN_DETECT_R_ODL ==> NC*/
+	PAD_NC(GPP_F13, NONE),
+	/* F15 : SOC_PEN_DETECT_ODL ==> NC*/
+	PAD_NC_LOCK(GPP_F15, NONE, LOCK_CONFIG),
+	/* F18 : EC_IN_RW_OD ==> NC */
+	PAD_NC(GPP_F18, NONE),
+	/* H3 : WLAN_PCIE_WAKE_ODL ==> NC */
+	PAD_NC_LOCK(GPP_H3, NONE, LOCK_CONFIG),
+	/* H12 : UART0_RTS# ==> NC */
+	PAD_NC(GPP_H12, NONE),
+	/* H13 : UART0_CTS# ==> NC */
+	PAD_NC(GPP_H13, NONE),
+	/* H20 : WLAN_PERST_L ==> NC */
+	PAD_NC(GPP_H20, NONE),
+	/* H22 : IMGCLKOUT3 ==> NC */
+	PAD_NC(GPP_H22, NONE),
+};
+
+/* Early pad configuration in bootblock */
+static const struct pad_config early_gpio_table[] = {
+	/* A13 : GPP_A13 ==> GSC_SOC_INT_ODL */
+	PAD_CFG_GPI_APIC(GPP_A13, NONE, PLTRST, LEVEL, INVERT),
+	/* B15 : HP_RST_ODL */
+	PAD_CFG_GPO(GPP_B15, 0, DEEP),
+	/* D6  : SRCCLKREQ1# ==> WWAN_EN */
+	PAD_CFG_GPO(GPP_D6, 1, DEEP),
+	/* E12 : THC0_SPI1_IO1 ==> SOC_WP_OD */
+	PAD_CFG_GPI_GPIO_DRIVER(GPP_E12, NONE, DEEP),
+	/* F12 : GSXDOUT ==> WWAN_RST_L */
+	PAD_CFG_GPO(GPP_F12, 0, 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),
+};
+
+static const struct pad_config romstage_gpio_table[] = {
+};
+
+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;
+}