ARM: dts: rockchip: add serial Flash controller to rk3036

Serial Flash controller is used to control the data
transfer between this SoC and a serial nor or nand
flash device.

Change-Id: Ibe7c8c4a11410287c34c1a7dc5b232b330ee6751
Signed-off-by: Randy Li <randy.li@rock-chips.com>

arch/arm/boot/dts/rk3036.dtsi

@@ -411,6 +411,15 @@
 		status = "disabled";
 	};
 
+	sfc: sfc@10208000 {
+		compatible = "rockchip,sfc";
+		reg = <0x10208000 0x200>;
+		interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&cru SCLK_SFC>, <&cru HCLK_SFC>;
+		clock-names = "clk_sfc", "hclk_sfc";
+		status = "disabled";
+	};
+
 	sdmmc: dwmmc@10214000 {
 		compatible = "rockchip,rk3036-dw-mshc", "rockchip,rk3288-dw-mshc";
 		reg = <0x10214000 0x4000>;