1 From 0cbf2a548657ddbeb0b7b7d144cc4f46f477b2fc Mon Sep 17 00:00:00 2001
2 From: Martin Sperl <kernel@martin.sperl.org>
3 Date: Sat, 23 Apr 2016 14:20:41 +0000
4 Subject: [PATCH] ARM: bcm2835: make dma-channel-0 available for kms setups
6 Enable the use of dma-channel 0 when using the vc4-kms-v3d overlay.
8 Signed-off-by: Martin Sperl <kernel@martin.sperl.org>
10 arch/arm/boot/dts/overlays/vc4-kms-v3d-overlay.dts | 7 +++++++
11 1 file changed, 7 insertions(+)
13 --- a/arch/arm/boot/dts/overlays/vc4-kms-v3d-overlay.dts
14 +++ b/arch/arm/boot/dts/overlays/vc4-kms-v3d-overlay.dts
20 + target-path = "/soc/dma";
22 + brcm,dma-channel-mask = <0x7f35>;
27 cma-256 = <0>,"+0-1-2-3-4";
28 cma-192 = <0>,"-0+1-2-3-4";