ARM: dts: s5pv210: Use correct fimd variant

Since we have separate compatible for S5Pv210 FIMD, let's use it rather
than using one from Exynos4210.
Signed-off-by: Paweł Chmiel <pawel.mikolaj.chmiel@gmail.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>

arch/arm/boot/dts/s5pv210.dtsi

@@ -511,7 +511,7 @@ vic3: interrupt-controller@f2300000 {
 		};
 
 		fimd: fimd@f8000000 {
-			compatible = "samsung,exynos4210-fimd";
+			compatible = "samsung,s5pv210-fimd";
 			interrupt-parent = <&vic2>;
 			reg = <0xf8000000 0x20000>;
 			interrupt-names = "fifo", "vsync", "lcd_sys";