ARM: mvebu: use improved armada spi device tree compatible name

Switch the Armada SoC SPI port device tree binding to use the new improved
armada-370-spi compatible name. This allows for a wider range of baud rates
to be used.

Signed-off-by: Greg Ungerer <gerg@uclinux.org>
Tested-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Reviewed-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Link: https://lkml.kernel.org/r/1410147029-30067-1-git-send-email-gerg@uclinux.org
Signed-off-by: Jason Cooper <jason@lakedaemon.net>

arch/arm/boot/dts/armada-370-xp.dtsi

@@ -110,7 +110,7 @@
 			};
 
 			spi0: spi@10600 {
-				compatible = "marvell,orion-spi";
+				compatible = "marvell,armada-370-spi", "marvell,orion-spi";
 				reg = <0x10600 0x28>;
 				#address-cells = <1>;
 				#size-cells = <0>;
@@ -121,7 +121,7 @@
 			};
 
 			spi1: spi@10680 {
-				compatible = "marvell,orion-spi";
+				compatible = "marvell,armada-370-spi", "marvell,orion-spi";
 				reg = <0x10680 0x28>;
 				#address-cells = <1>;
 				#size-cells = <0>;