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Diffstat (limited to 'src/mainboard/amd/mandolin/variants/cereme/gpio.c')
-rw-r--r--src/mainboard/amd/mandolin/variants/cereme/gpio.c33
1 files changed, 33 insertions, 0 deletions
diff --git a/src/mainboard/amd/mandolin/variants/cereme/gpio.c b/src/mainboard/amd/mandolin/variants/cereme/gpio.c
new file mode 100644
index 0000000000..0ba2580ce1
--- /dev/null
+++ b/src/mainboard/amd/mandolin/variants/cereme/gpio.c
@@ -0,0 +1,33 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <soc/gpio.h>
+#include "../../gpio.h"
+
+/*
+ * As a rule of thumb, GPIO pins used by coreboot should be initialized at
+ * bootblock while GPIO pins used only by the OS should be initialized at
+ * ramstage.
+ */
+static const struct soc_amd_gpio gpio_set_stage_ram[] = {
+ /* EC SCI# */
+ PAD_SCI(GPIO_6, PULL_UP, EDGE_LOW),
+ /* I2S SDIN */
+ PAD_NF(GPIO_7, ACP_I2S_SDIN, PULL_NONE),
+ /* I2S LRCLK */
+ PAD_NF(GPIO_8, ACP_I2S_LRCLK, PULL_NONE),
+ /* not Blink */
+ PAD_GPI(GPIO_11, PULL_UP),
+ /* APU_ALS_INT# */
+ PAD_SCI(GPIO_24, PULL_UP, EDGE_LOW),
+ /* SD card detect */
+ PAD_GPI(GPIO_31, PULL_UP),
+ /* NFC IRQ */
+ PAD_INT(GPIO_69, PULL_UP, EDGE_LOW, STATUS),
+ /* NFC wake output# */
+ PAD_GPO(GPIO_89, HIGH),
+};
+
+void mainboard_program_gpios(void)
+{
+ program_gpios(gpio_set_stage_ram, ARRAY_SIZE(gpio_set_stage_ram));
+}