linux-kernel - [PATCH v2 07/12] dt-bindings: media: venus: Convert msm8996 to DT schema

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Message-Id: <20191218132251.24161-8-stanimir.varbanov@linaro.org>
Date:   Wed, 18 Dec 2019 15:22:46 +0200
From:   Stanimir Varbanov <stanimir.varbanov@...aro.org>
To:     linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-media@...r.kernel.org, devicetree@...r.kernel.org
Cc:     Vikash Garodia <vgarodia@...eaurora.org>, dikshita@...eaurora.org,
        Stanimir Varbanov <stanimir.varbanov@...aro.org>
Subject: [PATCH v2 07/12] dt-bindings: media: venus: Convert msm8996 to DT schema

Convert qcom,msm8996-venus Venus binding to DT schema.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@...aro.org>
---
 .../bindings/media/qcom,venus-msm8996.yaml    | 139 ++++++++++++++++++
 1 file changed, 139 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/media/qcom,venus-msm8996.yaml

diff --git a/Documentation/devicetree/bindings/media/qcom,venus-msm8996.yaml b/Documentation/devicetree/bindings/media/qcom,venus-msm8996.yaml
new file mode 100644
index 000000000000..8dd852aa0d25
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/qcom,venus-msm8996.yaml
@@ -0,0 +1,139 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/media/qcom,venus-msm8996.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Qualcomm Venus video encode and decode accelerators
+
+maintainers:
+  - Stanimir Varbanov <stanimir.varbanov@...aro.org>
+
+description: |
+  The Venus IP is a video encode and decode accelerator present
+  on Qualcomm platforms
+
+properties:
+  compatible:
+    enum:
+      - qcom,msm8996-venus
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  power-domains:
+    maxItems: 1
+
+  clocks:
+    maxItems: 4
+
+  clock-names:
+    maxItems: 4
+    items:
+      - const: core
+      - const: iface
+      - const: bus
+      - const: mbus
+
+  iommus:
+    minItems: 1
+    maxItems: 20
+
+  memory-region:
+    maxItems: 1
+
+  video-decoder:
+    type: object
+
+    properties:
+      compatible:
+        const: "venus-decoder"
+
+      clocks:
+        maxItems: 1
+
+      clock-names:
+        maxItems: 1
+        items:
+          - const: core
+
+    required:
+      - compatible
+
+  video-encoder:
+    type: object
+
+    properties:
+      compatible:
+        const: "venus-encoder"
+
+      clocks:
+        maxItems: 1
+
+      clock-names:
+        maxItems: 1
+        items:
+          - const: core
+
+    required:
+      - compatible
+
+  video-firmware:
+    type: object
+
+    description: |
+      Firmware subnode is needed when the platform does not
+      have TrustZone.
+
+    properties:
+      iommus:
+        minItems: 1
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - power-domains
+  - clocks
+  - clock-names
+  - iommus
+  - memory-region
+  - video-decoder
+  - video-encoder
+
+examples:
+  - |
+        #include <dt-bindings/interrupt-controller/arm-gic.h>
+        #include <dt-bindings/clock/qcom,mmcc-msm8996.h>
+
+        video-codec@...000 {
+                compatible = "qcom,msm8996-venus";
+                reg = <0x00c00000 0xff000>;
+                interrupts = <GIC_SPI 287 IRQ_TYPE_LEVEL_HIGH>;
+                clocks = <&mmcc VIDEO_CORE_CLK>,
+                         <&mmcc VIDEO_AHB_CLK>,
+                         <&mmcc VIDEO_AXI_CLK>,
+                         <&mmcc VIDEO_MAXI_CLK>;
+                clock-names = "core", "iface", "bus", "mbus";
+                power-domains = <&mmcc VENUS_GDSC>;
+                iommus = <&iommu 0>;
+                memory-region = <&venus_mem>;
+
+                video-decoder {
+                        compatible = "venus-decoder";
+                        clocks = <&mmcc VIDEO_SUBCORE0_CLK>;
+                        clock-names = "core";
+                        power-domains = <&mmcc VENUS_CORE0_GDSC>;
+                };
+
+                video-encoder {
+                        compatible = "venus-encoder";
+                        clocks = <&mmcc VIDEO_SUBCORE1_CLK>;
+                        clock-names = "core";
+                        power-domains = <&mmcc VENUS_CORE1_GDSC>;
+                };
+        };
-- 
2.17.1