diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0404-ARM-bcm2835-make-dma-channel-0-available-for-kms-set.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.4/0404-ARM-bcm2835-make-dma-channel-0-available-for-kms-set.patch | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0404-ARM-bcm2835-make-dma-channel-0-available-for-kms-set.patch b/target/linux/brcm2708/patches-4.4/0404-ARM-bcm2835-make-dma-channel-0-available-for-kms-set.patch new file mode 100644 index 0000000..d00a19b --- /dev/null +++ b/target/linux/brcm2708/patches-4.4/0404-ARM-bcm2835-make-dma-channel-0-available-for-kms-set.patch @@ -0,0 +1,28 @@ +From 0cbf2a548657ddbeb0b7b7d144cc4f46f477b2fc 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"; |