diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/platform.c b/target/linux/ar71xx/files/arch/mips/ar71xx/platform.c
index 208af8c8fd..3c9b74ca2c 100644
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/platform.c
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/platform.c
@@ -43,7 +43,7 @@ static struct resource ar71xx_usb_ohci_resources[] = {
 static u64 ar71xx_ohci_dmamask = DMA_BIT_MASK(32);
 static struct platform_device ar71xx_usb_ohci_device = {
 	.name		= "ar71xx-ohci",
-	.id		= 0,
+	.id		= -1,
 	.resource	= ar71xx_usb_ohci_resources,
 	.num_resources	= ARRAY_SIZE(ar71xx_usb_ohci_resources),
 	.dev = {
@@ -71,7 +71,7 @@ static struct resource ar71xx_usb_ehci_resources[] = {
 static u64 ar71xx_ehci_dmamask = DMA_BIT_MASK(32);
 static struct platform_device ar71xx_usb_ehci_device = {
 	.name		= "ar71xx-ehci",
-	.id		= 0,
+	.id		= -1,
 	.resource	= ar71xx_usb_ehci_resources,
 	.num_resources	= ARRAY_SIZE(ar71xx_usb_ehci_resources),
 	.dev = {