brcm2708: update linux 4.4 patches to latest version

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

Also adds support for Raspberry Pi Compute Module 3 (untested).

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

1 files changed, 30 insertions, 0 deletions

diff --git a/target/linux/brcm2708/patches-4.4/0440-drm-vc4-Fix-flipped-HVS-channels-for-DSI0-1.patch b/target/linux/brcm2708/patches-4.4/0440-drm-vc4-Fix-flipped-HVS-channels-for-DSI0-1.patch
new file mode 100644
index 0000000000..116ae0cf54
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.4/0440-drm-vc4-Fix-flipped-HVS-channels-for-DSI0-1.patch
@@ -0,0 +1,30 @@
+From 3ecee79bedf0a2dbca94281674b7a86f3b82f522 Mon Sep 17 00:00:00 2001
+From: Eric Anholt <eric@anholt.net>
+Date: Thu, 11 Feb 2016 12:29:45 -0800
+Subject: [PATCH] drm/vc4: Fix flipped HVS channels for DSI0/1.
+
+Empirically, DSI1 appears to be using HVS channel 0 on my Pi2.
+
+Signed-off-by: Eric Anholt <eric@anholt.net>
+---
+ drivers/gpu/drm/vc4/vc4_crtc.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+--- a/drivers/gpu/drm/vc4/vc4_crtc.c
++++ b/drivers/gpu/drm/vc4/vc4_crtc.c
+@@ -699,13 +699,13 @@ void vc4_cancel_page_flip(struct drm_crt
+ }
+ 
+ static const struct vc4_crtc_data pv0_data = {
+-	.hvs_channel = 0,
++	.hvs_channel = 2,
+ 	.encoder0_type = VC4_ENCODER_TYPE_DSI0,
+ 	.encoder1_type = VC4_ENCODER_TYPE_DPI,
+ };
+ 
+ static const struct vc4_crtc_data pv1_data = {
+-	.hvs_channel = 2,
++	.hvs_channel = 0,
+ 	.encoder0_type = VC4_ENCODER_TYPE_DSI1,
+ 	.encoder1_type = VC4_ENCODER_TYPE_SMI,
+ };