1 files changed, 43 insertions, 0 deletions
diff --git a/package/boot/uboot-mediatek/patches/000-mtk-04-pinctrl-mediatek-add-get_pin_muxing-ops-for-mediatek.patch b/package/boot/uboot-mediatek/patches/000-mtk-04-pinctrl-mediatek-add-get_pin_muxing-ops-for-mediatek.patch
new file mode 100644
index 0000000000..89b51f7e81
--- /dev/null
+++ b/package/boot/uboot-mediatek/patches/000-mtk-04-pinctrl-mediatek-add-get_pin_muxing-ops-for-mediatek.patch
@@ -0,0 +1,43 @@
+From ca73da39ff0c9f599f75d7ccac0196030aa946b9 Mon Sep 17 00:00:00 2001
+From: Sam Shih <sam.shih@mediatek.com>
+Date: Thu, 17 Dec 2020 19:32:48 +0800
+Subject: [PATCH 04/21] pinctrl: mediatek: add get_pin_muxing ops for mediatek
+ pinctrl
+
+This patch add get_pin_muxing support for mediatek pinctrl drivers
+
+Signed-off-by: Sam Shih <sam.shih@mediatek.com>
+---
+ drivers/pinctrl/mediatek/pinctrl-mtk-common.c | 14 ++++++++++++++
+ 1 file changed, 14 insertions(+)
+
+--- a/drivers/pinctrl/mediatek/pinctrl-mtk-common.c
++++ b/drivers/pinctrl/mediatek/pinctrl-mtk-common.c
+@@ -232,6 +232,19 @@ static int mtk_get_pins_count(struct ude
+ 	return priv->soc->npins;
+ }
+ 
++static int mtk_get_pin_muxing(struct udevice *dev,
++				  unsigned int selector,
++				  char *buf, int size)
++{
++	int val, err;
++	err = mtk_hw_get_value(dev, selector, PINCTRL_PIN_REG_MODE, &val);
++	if (err)
++		return err;
++
++	snprintf(buf, size, "Aux Func.%d", val);
++	return 0;
++}
++
+ static const char *mtk_get_group_name(struct udevice *dev,
+ 				      unsigned int selector)
+ {
+@@ -512,6 +525,7 @@ static int mtk_pinconf_group_set(struct
+ const struct pinctrl_ops mtk_pinctrl_ops = {
+ 	.get_pins_count = mtk_get_pins_count,
+ 	.get_pin_name = mtk_get_pin_name,
++	.get_pin_muxing = mtk_get_pin_muxing,
+ 	.get_groups_count = mtk_get_groups_count,
+ 	.get_group_name = mtk_get_group_name,
+ 	.get_functions_count = mtk_get_functions_count,