diff --git a/drivers/pinctrl/mediatek/pinctrl-mtk-common.h b/drivers/pinctrl/mediatek/pinctrl-mtk-common.h
index 15ab3c1bf07..58f13613633 100644
--- a/drivers/pinctrl/mediatek/pinctrl-mtk-common.h
+++ b/drivers/pinctrl/mediatek/pinctrl-mtk-common.h
@@ -9,7 +9,7 @@
 #define MTK_PINCTRL_V0 0x0
 #define MTK_PINCTRL_V1 0x1
 #define BASE_CALC_NONE 0
-#define MAX_BASE_CALC 10
+#define MAX_BASE_CALC 15
 
 #define MTK_RANGE(_a)		{ .range = (_a), .nranges = ARRAY_SIZE(_a), }