diff --git a/arch/arm/mach-rockchip/chip_info.c b/arch/arm/mach-rockchip/chip_info.c
index 15baad390e..ad9c49c711 100644
--- a/arch/arm/mach-rockchip/chip_info.c
+++ b/arch/arm/mach-rockchip/chip_info.c
@@ -88,6 +88,8 @@ int rockchip_rockusb_get_chip_info(unsigned int chip_info[])
 		chip_info[0] = 0x33323248;
 #elif defined(CONFIG_ROCKCHIP_RK3399)
 		chip_info[0] = 0x33333043;
+#elif defined(CONFIG_ROCKCHIP_RK1808)
+		chip_info[0] = 0x31383041;
 #endif
 	}