ARM: sunxi: Add Allwinner A10s machine compatible

The A10s is a SoC member of the Allwinner sun5i family. It is basically
an A13 with an EMAC and an HDMI controller.
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

Documentation/arm/sunxi/README

@@ -17,6 +17,10 @@ SunXi family
 	+ User Manual
 	  http://dl.linux-sunxi.org/A10/A10%20User%20Manual%20-%20v1.20%20%282012-04-09%2c%20DECRYPTED%29.pdf
 
+      - Allwinner A10s (sun5i)
+        + Datasheet
+          http://dl.linux-sunxi.org/A10s/A10s%20Datasheet%20-%20v1.20%20%282012-03-27%29.pdf
+
       - Allwinner A13 (sun5i)
         + Datasheet
 	  http://dl.linux-sunxi.org/A13/A13%20Datasheet%20-%20v1.12%20%282012-03-29%29.pdf

arch/arm/mach-sunxi/sunxi.c

@@ -109,6 +109,7 @@ static void __init sunxi_dt_init(void)
 
 static const char * const sunxi_board_dt_compat[] = {
 	"allwinner,sun4i-a10",
+	"allwinner,sun5i-a10s",
 	"allwinner,sun5i-a13",
 	NULL,
 };