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-rw-r--r--src/mainboard/google/skyrim/variants/winterhold/Makefile.inc2
-rw-r--r--src/mainboard/google/skyrim/variants/winterhold/gpio.c28
2 files changed, 30 insertions, 0 deletions
diff --git a/src/mainboard/google/skyrim/variants/winterhold/Makefile.inc b/src/mainboard/google/skyrim/variants/winterhold/Makefile.inc
index 88e75bde52..db72b152a7 100644
--- a/src/mainboard/google/skyrim/variants/winterhold/Makefile.inc
+++ b/src/mainboard/google/skyrim/variants/winterhold/Makefile.inc
@@ -1,3 +1,5 @@
# SPDX-License-Identifier: GPL-2.0-or-later
subdirs-y += ./memory
+
+ramstage-y += gpio.c
diff --git a/src/mainboard/google/skyrim/variants/winterhold/gpio.c b/src/mainboard/google/skyrim/variants/winterhold/gpio.c
new file mode 100644
index 0000000000..bed7f4b92f
--- /dev/null
+++ b/src/mainboard/google/skyrim/variants/winterhold/gpio.c
@@ -0,0 +1,28 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+#include <baseboard/gpio.h>
+#include <baseboard/variants.h>
+#include <commonlib/helpers.h>
+#include <soc/gpio.h>
+
+/* GPIO configuration in ramstage */
+static const struct soc_amd_gpio override_gpio_table[] = {
+
+ /* SOC_PEN_DETECT_ODL */
+ PAD_NC(GPIO_3),
+
+ /* EN_PWR_WWAN_X */
+ PAD_NC(GPIO_8),
+
+ /* SD_AUX_RST_SOC_L */
+ PAD_NC(GPIO_27),
+
+ /* WWAN_RST_L */
+ PAD_NC(GPIO_42),
+
+};
+
+void variant_override_gpio_table(const struct soc_amd_gpio **gpio, size_t *size)
+{
+ *size = ARRAY_SIZE(override_gpio_table);
+ *gpio = override_gpio_table;
+}