ARM: bcm2835: dt: Add Raspberry Pi Model B rev2

This one has an extra P5 header (unpopulated) with I2S. Signed-off-by: Lubomir Rintel <[email protected]> Signed-off-by: Eric Anholt <[email protected]>
stschake · Oct 14, 2015 · 3f37169 · 3f37169
1 parent 645dccb
commit 3f37169
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diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
@@ -58,6 +58,7 @@ dtb-$(CONFIG_ARCH_AXXIA) += \
 	axm5516-amarillo.dtb
 dtb-$(CONFIG_ARCH_BCM2835) += \
 	bcm2835-rpi-b.dtb \
+	bcm2835-rpi-b-rev2.dtb \
 	bcm2835-rpi-b-plus.dtb
 dtb-$(CONFIG_ARCH_BCM_5301X) += \
 	bcm4708-asus-rt-ac56u.dtb \

diff --git a/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts b/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts
@@ -0,0 +1,23 @@
+/dts-v1/;
+#include "bcm2835-rpi.dtsi"
+
+/ {
+	compatible = "raspberrypi,model-b-rev2", "brcm,bcm2835";
+	model = "Raspberry Pi Model B rev2";
+
+	leds {
+		act {
+			gpios = <&gpio 16 1>;
+		};
+	};
+};
+
+&gpio {
+	pinctrl-0 = <&gpioout &alt0 &i2s_alt2 &alt3>;
+
+	/* I2S interface */
+	i2s_alt2: i2s_alt2 {
+		brcm,pins = <28 29 30 31>;
+		brcm,function = <BCM2835_FSEL_ALT2>;
+	};
+};