From 9ca847e5e96f1cb3e9886434c25cb755124dfdb9 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] 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";
