[PATCH v2 1/2] media: dt-bindings: allwinner: video-engine: Fix number of IOMMU channels

Jernej Skrabec
2022-11-17T06:07:30Z

Cedrus (video engine) on Allwinner H6 actually uses two IOMMU channel,
not just one. However, Cedrus on SoCs like D1 only uses one channel.

Allow up to 2 IOMMU channels.

Fixes: 62a8ccf3a248 ("arm64: dts: allwinner: h6: Fix Cedrus IOMMU usage")
Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>
---
.../bindings/media/allwinner,sun4i-a10-video-engine.yaml | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/media/allwinner,sun4i-a10-video-engine.yaml b/Documentation/devicetree/bindings/media/allwinner,sun4i-a10-video-engine.yaml
index 541325f900a1..6446004d59d9 100644
--- a/Documentation/devicetree/bindings/media/allwinner,sun4i-a10-video-engine.yaml
+++ b/Documentation/devicetree/bindings/media/allwinner,sun4i-a10-video-engine.yaml
@@ -55,7 +55,8 @@ properties:
description: Phandle to the device SRAM

iommus:
- maxItems: 1
+ minItems: 1
+ maxItems: 2

memory-region:
maxItems: 1
--
2.38.1