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Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0405-ARM-bcm2835-make-dma-channel-0-available-for-kms-set.patch')
-rw-r--r--target/linux/brcm2708/patches-4.4/0405-ARM-bcm2835-make-dma-channel-0-available-for-kms-set.patch29
1 files changed, 29 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0405-ARM-bcm2835-make-dma-channel-0-available-for-kms-set.patch b/target/linux/brcm2708/patches-4.4/0405-ARM-bcm2835-make-dma-channel-0-available-for-kms-set.patch
new file mode 100644
index 0000000000..94d559c377
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.4/0405-ARM-bcm2835-make-dma-channel-0-available-for-kms-set.patch
@@ -0,0 +1,29 @@
+From 2ebd83e6f79690289068f691c2ad67db4e40deca Mon Sep 17 00:00:00 2001
+From: Martin Sperl <kernel@martin.sperl.org>
+Date: Sat, 23 Apr 2016 14:20:41 +0000
+Subject: [PATCH 405/423] ARM: bcm2835: make dma-channel-0 available for kms
+ setups
+
+Enable the use of dma-channel 0 when using the vc4-kms-v3d overlay.
+
+Signed-off-by: Martin Sperl <kernel@martin.sperl.org>
+---
+ arch/arm/boot/dts/overlays/vc4-kms-v3d-overlay.dts | 7 +++++++
+ 1 file changed, 7 insertions(+)
+
+--- a/arch/arm/boot/dts/overlays/vc4-kms-v3d-overlay.dts
++++ b/arch/arm/boot/dts/overlays/vc4-kms-v3d-overlay.dts
+@@ -119,6 +119,13 @@
+ };
+ };
+
++ fragment@15 {
++ target-path = "/soc/dma";
++ __overlay__ {
++ brcm,dma-channel-mask = <0x7f35>;
++ };
++ };
++
+ __overrides__ {
+ cma-256 = <0>,"+0-1-2-3-4";
+ cma-192 = <0>,"-0+1-2-3-4";