brcm2708: update linux 4.4 patches to latest version

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As usual these patches were extracted and rebased from the raspberry pi repo:
https://github.com/raspberrypi/linux/tree/rpi-4.4.y

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>

1 files changed, 28 insertions, 0 deletions

diff --git a/target/linux/brcm2708/patches-4.4/0575-BCM270X_DT-Add-reference-to-audio_pins-to-CM-dtb.patch b/target/linux/brcm2708/patches-4.4/0575-BCM270X_DT-Add-reference-to-audio_pins-to-CM-dtb.patch
new file mode 100644
index 0000000..203870f
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.4/0575-BCM270X_DT-Add-reference-to-audio_pins-to-CM-dtb.patch
@@ -0,0 +1,28 @@
+From e11feff65e7ee74fce499a3514cb3bc22dc0c88f Mon Sep 17 00:00:00 2001
+From: Phil Elwell <phil@raspberrypi.org>
+Date: Mon, 23 Jan 2017 17:36:50 +0000
+Subject: [PATCH] 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>
+---
+ arch/arm/boot/dts/bcm2708-rpi-cm.dtsi | 5 +++++
+ 1 file changed, 5 insertions(+)
+
+--- a/arch/arm/boot/dts/bcm2708-rpi-cm.dtsi
++++ b/arch/arm/boot/dts/bcm2708-rpi-cm.dtsi
+@@ -36,6 +36,11 @@
+ 	status = "okay";
+ };
+ 
++&audio {
++	pinctrl-names = "default";
++	pinctrl-0 = <&audio_pins>;
++};
++
+ / {
+ 	__overrides__ {
+ 		core_freq = <&clk_core>,"clock-frequency:0";