diff --git a/src/soc/mediatek/common/include/soc/mt6359p.h b/src/soc/mediatek/common/include/soc/mt6359p.h
index fa21eaa06d..b829eb6e83 100644
--- a/src/soc/mediatek/common/include/soc/mt6359p.h
+++ b/src/soc/mediatek/common/include/soc/mt6359p.h
@@ -88,6 +88,7 @@ void mt6359p_enable_vpa(bool enable);
 void mt6359p_enable_vsim1(bool enable);
 void mt6359p_enable_vm18(bool enable);
 void mt6359p_init_pmif_arb(void);
+u32 mt6359p_read_field(u32 reg, u32 mask, u32 shift);
 void mt6359p_write_field(u32 reg, u32 val, u32 mask, u32 shift);
 void mt6359p_init_setting(void);
 void mt6359p_lp_setting(void);
diff --git a/src/soc/mediatek/common/mt6359p.c b/src/soc/mediatek/common/mt6359p.c
index 530f4d1f87..6b09d57caa 100644
--- a/src/soc/mediatek/common/mt6359p.c
+++ b/src/soc/mediatek/common/mt6359p.c
@@ -50,7 +50,7 @@ static void mt6359p_write(u32 reg, u32 data)
 	pmif_arb->write(pmif_arb, 0, reg, data);
 }
 
-static u32 mt6359p_read_field(u32 reg, u32 mask, u32 shift)
+u32 mt6359p_read_field(u32 reg, u32 mask, u32 shift)
 {
 	return pmif_arb->read_field(pmif_arb, 0, reg, mask, shift);
 }