1 From 418ca5973ad807f9d7f99e68af2bd21c7e8baa4d Mon Sep 17 00:00:00 2001
2 From: Phil Elwell <phil@raspberrypi.org>
3 Date: Wed, 31 Jul 2019 17:39:37 +0100
4 Subject: [PATCH 724/806] overlays: Add audio parameter to vc4-kms-v3d
6 The audio parameter to the vc4-kms-v3d overlay allows audio support
7 to be disabled (it defaults to on) by adding "audio=off" to the
10 See: https://github.com/raspberrypi/linux/issues/2489
12 Signed-off-by: Phil Elwell <phil@raspberrypi.org>
14 arch/arm/boot/dts/overlays/README | 1 +
15 arch/arm/boot/dts/overlays/vc4-kms-v3d-overlay.dts | 8 ++++++++
16 2 files changed, 9 insertions(+)
18 --- a/arch/arm/boot/dts/overlays/README
19 +++ b/arch/arm/boot/dts/overlays/README
20 @@ -2480,6 +2480,7 @@ Params: cma-256 CMA is 2
24 + audio Enable or disable audio over HDMI (default "on")
28 --- a/arch/arm/boot/dts/overlays/vc4-kms-v3d-overlay.dts
29 +++ b/arch/arm/boot/dts/overlays/vc4-kms-v3d-overlay.dts
42 cma-256 = <0>,"+0-1-2-3-4";
43 cma-192 = <0>,"-0+1-2-3-4";
44 cma-128 = <0>,"-0-1+2-3-4";
45 cma-96 = <0>,"-0-1-2+3-4";
46 cma-64 = <0>,"-0-1-2-3+4";