[PATCH v7 3/5] media: dt-bindings: rockchip: Document RK3399 Video Decoder bindings

Ezequiel Garcia
2020-03-30T01:46:57Z

Document the Rockchip RK3399 Video Decoder bindings.

Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
---
.../bindings/media/rockchip,vdec.yaml | 73 +++++++++++++++++++
1 file changed, 73 insertions(+)
create mode 100644 Documentation/devicetree/bindings/media/rockchip,vdec.yaml

diff --git a/Documentation/devicetree/bindings/media/rockchip,vdec.yaml b/Documentation/devicetree/bindings/media/rockchip,vdec.yaml
new file mode 100644
index 000000000000..0c68cdad9a31
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/rockchip,vdec.yaml
@@ -0,0 +1,73 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/rockchip,vdec.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Rockchip Video Decoder (VDec) Device Tree Bindings
+
+maintainers:
+ - Heiko Stuebner <heiko@sntech.de>
+
+description: |-
+ The Rockchip rk3399 has a stateless Video Decoder that can decodes H.264,
+ HEVC an VP9 streams.
+
+properties:
+ compatible:
+ const: rockchip,rk3399-vdec
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ clocks:
+ items:
+ - description: The Video Decoder AXI interface clock
+ - description: The Video Decoder AHB interface clock
+ - description: The Video Decoded CABAC clock
+ - description: The Video Decoder core clock
+
+ clock-names:
+ items:
+ - const: axi
+ - const: ahb
+ - const: cabac
+ - const: core
+
+ power-domains:
+ maxItems: 1
+
+ iommus:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - clocks
+ - clock-names
+ - power-domains
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/clock/rk3399-cru.h>
+ #include <dt-bindings/power/rk3399-power.h>
+
+ vdec: video-codec@ff660000 {
+ compatible = "rockchip,rk3399-vdec";
+ reg = <0x0 0xff660000 0x0 0x400>;
+ interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH 0>;
+ clocks = <&cru ACLK_VDU>, <&cru HCLK_VDU>,
+ <&cru SCLK_VDU_CA>, <&cru SCLK_VDU_CORE>;
+ clock-names = "axi", "ahb", "cabac", "core";
+ power-domains = <&power RK3399_PD_VDU>;
+ iommus = <&vdec_mmu>;
+ };
+
+...
--
2.26.0.rc2