ARM: bcm2835: add the auxiliary spi1 and spi2 to the device tree

This enables the use of the auxiliary spi1 and spi2 devices
on the bcm2835 SOC.

Note that this requires the use of the new clk-bcm2835-aux to work.
Signed-off-by: Martin Sperl <kernel@martin.sperl.org>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
[anholt: Rebased on 2835.dtsi -> 283x.dtsi change]
Signed-off-by: Eric Anholt <eric@anholt.net>

arch/arm/boot/dts/bcm283x.dtsi

 #include <dt-bindings/pinctrl/bcm2835.h>
 #include <dt-bindings/clock/bcm2835.h>
+#include <dt-bindings/clock/bcm2835-aux.h>
 #include "skeleton.dtsi"
 
 /* This include file covers the common peripherals and configuration between
@@ -159,6 +160,26 @@ aux: aux@0x7e215000 {
 			clocks = <&clocks BCM2835_CLOCK_VPU>;
 		};
 
+		spi1: spi@7e215080 {
+			compatible = "brcm,bcm2835-aux-spi";
+			reg = <0x7e215080 0x40>;
+			interrupts = <1 29>;
+			clocks = <&aux BCM2835_AUX_CLOCK_SPI1>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+
+		spi2: spi@7e2150c0 {
+			compatible = "brcm,bcm2835-aux-spi";
+			reg = <0x7e2150c0 0x40>;
+			interrupts = <1 29>;
+			clocks = <&aux BCM2835_AUX_CLOCK_SPI2>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+
 		sdhci: sdhci@7e300000 {
 			compatible = "brcm,bcm2835-sdhci";
 			reg = <0x7e300000 0x100>;