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[2/3] media: dt-bindings: rockchip: Document RK3588 Video Decoder 2 bindings

Message ID 20240615015734.1612108-3-detlev.casanova@collabora.com
State New
Headers show
Series media: rockchip: Add rkvdec2 driver | expand

Commit Message

Detlev Casanova June 15, 2024, 1:56 a.m. UTC 
Document the Rockchip RK3588 Video Decoder 2 bindings.

Signed-off-by: Detlev Casanova <detlev.casanova@collabora.com>
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 .../bindings/media/rockchip,vdec2.yaml        | 80 +++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/media/rockchip,vdec2.yaml
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diff --git a/Documentation/devicetree/bindings/media/rockchip,vdec2.yaml b/Documentation/devicetree/bindings/media/rockchip,vdec2.yaml
new file mode 100644
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@@ -0,0 +1,80 @@ 
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/rockchip,vdec2.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Rockchip Video Decoder 2 (VDec2)
+
+maintainers:
+  - Heiko Stuebner <heiko@sntech.de>
+
+description: |-
+  The Rockchip rk3588 has a stateless Video Decoder that can decodes H.264,
+  HEVC, VP9 and AVS2 streams.
+
+properties:
+  compatible:
+    const: rockchip,rk3588-vdec2
+
+  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 decoder core clock
+      - description: The Video decoder CABAC clock
+      - description: The Video decoder HEVC CABAC clock
+
+  clock-names:
+    items:
+      - const: axi
+      - const: ahb
+      - const: core
+      - const: cabac
+      - const: hevc_cabac
+
+  assigned-clocks: true
+
+  assigned-clock-rates: true
+
+  power-domains:
+    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/rockchip,rk3588-cru.h>
+    #include <dt-bindings/power/rk3588-power.h>
+
+    vdec2: video-codec@fdc38100 {
+        compatible = "rockchip,rk3588-vdec2";
+        reg = <0x0 0xfdc38100 0x0 0x500>;
+        interrupts = <GIC_SPI 95 IRQ_TYPE_LEVEL_HIGH 0>;
+        clocks = <&cru ACLK_RKVDEC0>, <&cru HCLK_RKVDEC0>, <&cru CLK_RKVDEC0_CORE>,
+                 <&cru CLK_RKVDEC0_CA>, <&cru CLK_RKVDEC0_HEVC_CA>;
+        clock-names = "axi", "ahc", "core",
+                      "cabac", "hevc_cabac";
+        assigned-clocks = <&cru ACLK_RKVDEC0>, <&cru CLK_RKVDEC0_CORE>,
+                          <&cru CLK_RKVDEC0_CA>, <&cru CLK_RKVDEC0_HEVC_CA>;
+        assigned-clock-rates = <800000000>, <600000000>,
+                               <600000000>, <1000000000>;
+        power-domains = <&power RK3588_PD_RKVDEC0>;
+    };
+
+...