BCM270X_DT: Add reference to audio_pins to CM dtb

The CM1 dtb contains an empty audio_pins node, but no reference to it.
Adding the usual pinctrl reference from the audio node enables the
audremap overlay (and others) to easily turn on audio.

Signed-off-by: Phil Elwell <phil@raspberrypi.org>

diff --git a/arch/arm/boot/dts/bcm2708-rpi-cm.dts b/arch/arm/boot/dts/bcm2708-rpi-cm.dts
index eb8662f0d222b4c0a9a2bcb8bccb13e86a0006b3..10be69972bd1440f574e35d515f3d6a0505fd869 100644 (file)
--- a/arch/arm/boot/dts/bcm2708-rpi-cm.dts
+++ b/arch/arm/boot/dts/bcm2708-rpi-cm.dts
@@ -85,6 +85,11 @@
        pinctrl-0 = <&i2s_pins>;
 };
 
+&audio {
+       pinctrl-names = "default";
+       pinctrl-0 = <&audio_pins>;
+};
+
 &hdmi {
        hpd-gpios = <&gpio 46 GPIO_ACTIVE_HIGH>;
 };