diff --git a/drivers/pci/controller/cadence/pcie-cadence.h b/drivers/pci/controller/cadence/pcie-cadence.h
index 443033c607d7..277f3706a4f4 100644
--- a/drivers/pci/controller/cadence/pcie-cadence.h
+++ b/drivers/pci/controller/cadence/pcie-cadence.h
@@ -249,37 +249,6 @@ static inline u32 cdns_pcie_hpa_readl(struct cdns_pcie *pcie,
 	return readl(pcie->reg_base + reg);
 }
 
-static inline u16 cdns_pcie_readw(struct cdns_pcie *pcie, u32 reg)
-{
-	return readw(pcie->reg_base + reg);
-}
-
-static inline u8 cdns_pcie_readb(struct cdns_pcie *pcie, u32 reg)
-{
-	return readb(pcie->reg_base + reg);
-}
-
-static inline int cdns_pcie_read_cfg_byte(struct cdns_pcie *pcie, int where,
-					  u8 *val)
-{
-	*val = cdns_pcie_readb(pcie, where);
-	return PCIBIOS_SUCCESSFUL;
-}
-
-static inline int cdns_pcie_read_cfg_word(struct cdns_pcie *pcie, int where,
-					  u16 *val)
-{
-	*val = cdns_pcie_readw(pcie, where);
-	return PCIBIOS_SUCCESSFUL;
-}
-
-static inline int cdns_pcie_read_cfg_dword(struct cdns_pcie *pcie, int where,
-					   u32 *val)
-{
-	*val = cdns_pcie_readl(pcie, where);
-	return PCIBIOS_SUCCESSFUL;
-}
-
 static inline u32 cdns_pcie_read_sz(void __iomem *addr, int size)
 {
 	void __iomem *aligned_addr = PTR_ALIGN_DOWN(addr, 0x4);
@@ -320,6 +289,31 @@ static inline void cdns_pcie_write_sz(void __iomem *addr, int size, u32 value)
 	writel(val, aligned_addr);
 }
 
+static inline int cdns_pcie_read_cfg_byte(struct cdns_pcie *pcie, int where,
+					  u8 *val)
+{
+	void __iomem *addr = pcie->reg_base + where;
+
+	*val = cdns_pcie_read_sz(addr, 0x1);
+	return PCIBIOS_SUCCESSFUL;
+}
+
+static inline int cdns_pcie_read_cfg_word(struct cdns_pcie *pcie, int where,
+					  u16 *val)
+{
+	void __iomem *addr = pcie->reg_base + where;
+
+	*val = cdns_pcie_read_sz(addr, 0x2);
+	return PCIBIOS_SUCCESSFUL;
+}
+
+static inline int cdns_pcie_read_cfg_dword(struct cdns_pcie *pcie, int where,
+					   u32 *val)
+{
+	*val = cdns_pcie_readl(pcie, where);
+	return PCIBIOS_SUCCESSFUL;
+}
+
 /* Root Port register access */
 static inline void cdns_pcie_rp_writeb(struct cdns_pcie *pcie,
 				       u32 reg, u8 value)