[5/7] media: dt-bindings: allwinner: document H6 Hantro G2 binding

Commit Message

Jernej Škrabec Nov. 22, 2021, 6:47 p.m. UTC

Allwinner H6 contains older Hantro G2 core, primarly used for VP9 video
decoding. It's unclear for now if HEVC is also supported.

Describe it's binding.

Signed-off-by: Jernej Skrabec <[e-mail]>
---
 .../media/allwinner,sun50i-h6-vpu-g2.yaml     | 64 +++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/media/allwinner,sun50i-h6-vpu-g2.yaml

Patch

diff --git a/Documentation/devicetree/bindings/media/allwinner,sun50i-h6-vpu-g2.yaml b/Documentation/devicetree/bindings/media/allwinner,sun50i-h6-vpu-g2.yaml
new file mode 100644
index 000000000000..24d7bf21499e
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/allwinner,sun50i-h6-vpu-g2.yaml
@@ -0,0 +1,64 @@ 
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/media/allwinner,sun50i-h6-vpu-g2.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Hantro G2 VPU codec implemented on Allwinner H6 SoC
+
+maintainers:
+  - Jernej Skrabec <[e-mail]>
+
+description:
+  Hantro G2 video decode accelerator present on Allwinner H6 SoC.
+
+properties:
+  compatible:
+    const: allwinner,sun50i-h6-vpu-g2
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: Bus Clock
+      - description: Module Clock
+
+  clock-names:
+    items:
+      - const: bus
+      - const: mod
+
+  resets:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - clock-names
+  - resets
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/clock/sun50i-h6-ccu.h>
+    #include <dt-bindings/reset/sun50i-h6-ccu.h>
+
+    video-codec-g2@1c00000 {
+        compatible = "allwinner,sun50i-h6-vpu-g2";
+        reg = <0x01c00000 0x1000>;
+        interrupts = <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>;
+        clocks = <&ccu CLK_BUS_VP9>, <&ccu CLK_VP9>;
+        clock-names = "bus", "mod";
+        resets = <&ccu RST_BUS_VP9>;
+    };
+
+...