diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/platform.c b/target/linux/ar71xx/files/arch/mips/ar71xx/platform.c
index 81cd20a4e8..deda410279 100644
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/platform.c
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/platform.c
@@ -198,7 +198,7 @@ static struct resource ar71xx_eth0_resources[] = {
 
 struct ag71xx_platform_data ar71xx_eth0_data = {
 	.reset_bit	= RESET_MODULE_GE0_MAC,
-	.flush_reg	= DDR_REG_FLUSH_GE0,
+	.flush_reg	= AR71XX_DDR_REG_FLUSH_GE0,
 };
 
 static struct platform_device ar71xx_eth0_device = {
@@ -237,7 +237,7 @@ static struct resource ar71xx_eth1_resources[] = {
 
 struct ag71xx_platform_data ar71xx_eth1_data = {
 	.reset_bit	= RESET_MODULE_GE1_MAC,
-	.flush_reg	= DDR_REG_FLUSH_GE1,
+	.flush_reg	= AR71XX_DDR_REG_FLUSH_GE1,
 };
 
 static struct platform_device ar71xx_eth1_device = {
diff --git a/target/linux/ar71xx/files/arch/mips/pci/pci-ar71xx.c b/target/linux/ar71xx/files/arch/mips/pci/pci-ar71xx.c
index f27c171a63..383a708b8c 100644
--- a/target/linux/ar71xx/files/arch/mips/pci/pci-ar71xx.c
+++ b/target/linux/ar71xx/files/arch/mips/pci/pci-ar71xx.c
@@ -316,14 +316,14 @@ static int __init __ar71xx_pci_bios_init(unsigned nr_irqs,
 	ar71xx_pcicfg_base = ioremap_nocache(AR71XX_PCI_CFG_BASE,
 						AR71XX_PCI_CFG_SIZE);
 
-	ar71xx_ddr_wr(DDR_REG_PCI_WIN0, PCI_WIN0_OFFS);
-	ar71xx_ddr_wr(DDR_REG_PCI_WIN1, PCI_WIN1_OFFS);
-	ar71xx_ddr_wr(DDR_REG_PCI_WIN2, PCI_WIN2_OFFS);
-	ar71xx_ddr_wr(DDR_REG_PCI_WIN3, PCI_WIN3_OFFS);
-	ar71xx_ddr_wr(DDR_REG_PCI_WIN4, PCI_WIN4_OFFS);
-	ar71xx_ddr_wr(DDR_REG_PCI_WIN5, PCI_WIN5_OFFS);
-	ar71xx_ddr_wr(DDR_REG_PCI_WIN6, PCI_WIN6_OFFS);
-	ar71xx_ddr_wr(DDR_REG_PCI_WIN7, PCI_WIN7_OFFS);
+	ar71xx_ddr_wr(AR71XX_DDR_REG_PCI_WIN0, PCI_WIN0_OFFS);
+	ar71xx_ddr_wr(AR71XX_DDR_REG_PCI_WIN1, PCI_WIN1_OFFS);
+	ar71xx_ddr_wr(AR71XX_DDR_REG_PCI_WIN2, PCI_WIN2_OFFS);
+	ar71xx_ddr_wr(AR71XX_DDR_REG_PCI_WIN3, PCI_WIN3_OFFS);
+	ar71xx_ddr_wr(AR71XX_DDR_REG_PCI_WIN4, PCI_WIN4_OFFS);
+	ar71xx_ddr_wr(AR71XX_DDR_REG_PCI_WIN5, PCI_WIN5_OFFS);
+	ar71xx_ddr_wr(AR71XX_DDR_REG_PCI_WIN6, PCI_WIN6_OFFS);
+	ar71xx_ddr_wr(AR71XX_DDR_REG_PCI_WIN7, PCI_WIN7_OFFS);
 
 	ar71xx_pci_delay();
 
diff --git a/target/linux/ar71xx/files/include/asm-mips/mach-ar71xx/ar71xx.h b/target/linux/ar71xx/files/include/asm-mips/mach-ar71xx/ar71xx.h
index 8dbe021614..322f3c2ec7 100644
--- a/target/linux/ar71xx/files/include/asm-mips/mach-ar71xx/ar71xx.h
+++ b/target/linux/ar71xx/files/include/asm-mips/mach-ar71xx/ar71xx.h
@@ -207,18 +207,18 @@ extern void ar71xx_gpio_function_disable(u32 mask);
 /*
  * DDR_CTRL block
  */
-#define DDR_REG_PCI_WIN0	0x7c
-#define DDR_REG_PCI_WIN1	0x80
-#define DDR_REG_PCI_WIN2	0x84
-#define DDR_REG_PCI_WIN3	0x88
-#define DDR_REG_PCI_WIN4	0x8c
-#define DDR_REG_PCI_WIN5	0x90
-#define DDR_REG_PCI_WIN6	0x94
-#define DDR_REG_PCI_WIN7	0x98
-#define DDR_REG_FLUSH_GE0	0x9c
-#define DDR_REG_FLUSH_GE1	0xa0
-#define DDR_REG_FLUSH_USB	0xa4
-#define DDR_REG_FLUSH_PCI	0xa8
+#define AR71XX_DDR_REG_PCI_WIN0	0x7c
+#define AR71XX_DDR_REG_PCI_WIN1	0x80
+#define AR71XX_DDR_REG_PCI_WIN2	0x84
+#define AR71XX_DDR_REG_PCI_WIN3	0x88
+#define AR71XX_DDR_REG_PCI_WIN4	0x8c
+#define AR71XX_DDR_REG_PCI_WIN5	0x90
+#define AR71XX_DDR_REG_PCI_WIN6	0x94
+#define AR71XX_DDR_REG_PCI_WIN7	0x98
+#define AR71XX_DDR_REG_FLUSH_GE0	0x9c
+#define AR71XX_DDR_REG_FLUSH_GE1	0xa0
+#define AR71XX_DDR_REG_FLUSH_USB	0xa4
+#define AR71XX_DDR_REG_FLUSH_PCI	0xa8
 
 #define PCI_WIN0_OFFS	0x10000000
 #define PCI_WIN1_OFFS	0x11000000