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From:   Konrad Dybcio <konrad.dybcio@linaro.org>
Date:   Fri, 04 Aug 2023 22:09:08 +0200
Subject: [PATCH 1/6] media: dt-bindings: Document SC8280XP/SM8350 Venus
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Message-Id: <20230731-topic-8280_venus-v1-1-8c8bbe1983a5@linaro.org>
References: <20230731-topic-8280_venus-v1-0-8c8bbe1983a5@linaro.org>
In-Reply-To: <20230731-topic-8280_venus-v1-0-8c8bbe1983a5@linaro.org>
To:     Stanimir Varbanov <stanimir.k.varbanov@gmail.com>,
        Vikash Garodia <quic_vgarodia@quicinc.com>,
        Bryan O'Donoghue <bryan.odonoghue@linaro.org>,
        Andy Gross <agross@kernel.org>,
        Bjorn Andersson <andersson@kernel.org>,
        Mauro Carvalho Chehab <mchehab@kernel.org>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>
Cc:     Marijn Suijten <marijn.suijten@somainline.org>,
        Konrad Dybcio <konradybcio@kernel.org>,
        linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
        Konrad Dybcio <konrad.dybcio@linaro.org>
Precedence: bulk

Both of these SoCs implement an IRIS2 block, with SC8280XP being able
to clock it a bit higher.

Document it.

Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
---
 .../bindings/media/qcom,sm8350-venus.yaml          | 149 +++++++++++++++++++++
 1 file changed, 149 insertions(+)

diff --git a/Documentation/devicetree/bindings/media/qcom,sm8350-venus.yaml b/Documentation/devicetree/bindings/media/qcom,sm8350-venus.yaml
new file mode 100644
index 000000000000..8a31bce27c18
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/qcom,sm8350-venus.yaml
@@ -0,0 +1,149 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/qcom,sm8350-venus.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm SM8350 Venus video encode and decode accelerators
+
+maintainers:
+  - Konrad Dybcio <konradybcio@kernel.org>
+
+description: |
+  The Venus Iris2 IP is a video encode and decode accelerator present
+  on Qualcomm platforms
+
+allOf:
+  - $ref: qcom,venus-common.yaml#
+
+properties:
+  compatible:
+    enum:
+      - qcom,sc8280xp-venus
+      - qcom,sm8350-venus
+
+  clocks:
+    maxItems: 3
+
+  clock-names:
+    items:
+      - const: iface
+      - const: core
+      - const: vcodec0_core
+
+  resets:
+    maxItems: 1
+
+  reset-names:
+    items:
+      - const: core
+
+  power-domains:
+    maxItems: 3
+
+  power-domain-names:
+    items:
+      - const: venus
+      - const: vcodec0
+      - const: mx
+
+  interconnects:
+    maxItems: 3
+
+  interconnect-names:
+    items:
+      - const: cpu-cfg
+      - const: video-mem
+      - const: video-llcc
+
+  operating-points-v2: true
+  opp-table:
+    type: object
+
+  iommus:
+    maxItems: 1
+
+  video-decoder:
+    type: object
+
+    properties:
+      compatible:
+        const: venus-decoder
+
+    required:
+      - compatible
+
+    additionalProperties: false
+
+  video-encoder:
+    type: object
+
+    properties:
+      compatible:
+        const: venus-encoder
+
+    required:
+      - compatible
+
+    additionalProperties: false
+
+required:
+  - compatible
+  - power-domain-names
+  - iommus
+  - video-decoder
+  - video-encoder
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/clock/qcom,gcc-sm8350.h>
+    #include <dt-bindings/clock/qcom,sm8350-videocc.h>
+    #include <dt-bindings/interconnect/qcom,sm8350.h>
+    #include <dt-bindings/power/qcom-rpmpd.h>
+
+    venus: video-codec@aa00000 {
+        compatible = "qcom,sm8350-venus";
+        reg = <0x0aa00000 0x100000>;
+        interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
+
+        clocks = <&gcc GCC_VIDEO_AXI0_CLK>,
+                 <&videocc VIDEO_CC_MVS0C_CLK>,
+                 <&videocc VIDEO_CC_MVS0_CLK>;
+        clock-names = "iface",
+                      "core",
+                      "vcodec0_core";
+
+        resets = <&gcc GCC_VIDEO_AXI0_CLK_ARES>;
+        reset-names = "core";
+
+        power-domains = <&videocc MVS0C_GDSC>,
+                        <&videocc MVS0_GDSC>,
+                        <&rpmhpd SM8350_MX>;
+        power-domain-names = "venus",
+                             "vcodec0",
+                             "mx";
+
+        interconnects = <&gem_noc MASTER_APPSS_PROC 0 &config_noc SLAVE_VENUS_CFG 0>,
+                        <&mmss_noc MASTER_VIDEO_P0 0 &mc_virt SLAVE_EBI1 0>,
+                        <&mmss_noc MASTER_VIDEO_P0 0 &gem_noc SLAVE_LLCC 0>;
+        interconnect-names = "cpu-cfg",
+                             "video-mem",
+                             "video-llcc";
+
+        operating-points-v2 = <&venus_opp_table>;
+        iommus = <&apps_smmu 0x2100 0x400>;
+        memory-region = <&pil_video_mem>;
+
+        status = "disabled";
+
+        video-decoder {
+            compatible = "venus-decoder";
+        };
+
+        video-encoder {
+            compatible = "venus-encoder";
+        };
+    };

-- 
2.41.0