diff --git a/arch/arm/mach-ixp4xx/ixdp425-setup.c b/arch/arm/mach-ixp4xx/ixdp425-setup.c
index c2ba759..4633470 100644
--- a/arch/arm/mach-ixp4xx/ixdp425-setup.c
+++ b/arch/arm/mach-ixp4xx/ixdp425-setup.c
@@ -82,7 +82,7 @@
 		.mapbase	= IXP4XX_UART1_BASE_PHYS,
 		.membase	= (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET,
 		.irq		= IRQ_IXP4XX_UART1,
-		.flags		= UPF_BOOT_AUTOCONF,
+		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
 		.iotype		= UPIO_MEM,
 		.regshift	= 2,
 		.uartclk	= IXP4XX_UART_XTAL,
@@ -91,7 +91,7 @@
 		.mapbase	= IXP4XX_UART2_BASE_PHYS,
 		.membase	= (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
 		.irq		= IRQ_IXP4XX_UART1,
-		.flags		= UPF_BOOT_AUTOCONF,
+		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
 		.iotype		= UPIO_MEM,
 		.regshift	= 2,
 		.uartclk	= IXP4XX_UART_XTAL,