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media: dt-bindings: rockchip: Document RK3328 VPU binding 

Update devicetree binding documentation for Rockchip VPU on RK3328.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Jonas Karlman 2019-05-29 06:54:27 -04:00 committed by Mauro Carvalho Chehab
parent bdd034050a
commit 56613e7153
1 changed files with 16 additions and 2 deletions
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18
Documentation/devicetree/bindings/media/rockchip-vpu.txt
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@ -1,14 +1,17 @@
device-tree bindings for rockchip VPU codec device-tree bindings for rockchip VPU codec
Rockchip (Video Processing Unit) present in various Rockchip platforms, Rockchip (Video Processing Unit) present in various Rockchip platforms,
such as RK3288 and RK3399. such as RK3288, RK3328 and RK3399.
Required properties: Required properties:
- compatible: value should be one of the following - compatible: value should be one of the following
"rockchip,rk3288-vpu"; "rockchip,rk3288-vpu";
"rockchip,rk3328-vpu";
"rockchip,rk3399-vpu"; "rockchip,rk3399-vpu";
- interrupts: encoding and decoding interrupt specifiers - interrupts: encoding and decoding interrupt specifiers
- interrupt-names: should be "vepu" and "vdpu" - interrupt-names: should be
"vepu", "vdpu" on RK3288 and RK3399,
"vdpu" on RK3328.
- clocks: phandle to VPU aclk, hclk clocks - clocks: phandle to VPU aclk, hclk clocks
- clock-names: should be "aclk" and "hclk" - clock-names: should be "aclk" and "hclk"
- power-domains: phandle to power domain node - power-domains: phandle to power domain node
@ -27,3 +30,14 @@ SoC-specific DT entry:
power-domains = <&power RK3288_PD_VIDEO>; power-domains = <&power RK3288_PD_VIDEO>;
iommus = <&vpu_mmu>; iommus = <&vpu_mmu>;
}; };
vpu: video-codec@ff350000 {
compatible = "rockchip,rk3328-vpu";
reg = <0x0 0xff350000 0x0 0x800>;
interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "vdpu";
clocks = <&cru ACLK_VPU>, <&cru HCLK_VPU>;
clock-names = "aclk", "hclk";
power-domains = <&power RK3328_PD_VPU>;
iommus = <&vpu_mmu>;
};