media: dt-bindings: venus: Add qcm2290 dt schema

Add a schema for the venus video encoder/decoder on the qcm2290.

The order of the IOMMU list is strict: the first two entries correspond
to non-secure IOMMUs, and the remaining three to secure IOMMUs.

Signed-off-by: Jorge Ramirez-Ortiz <[e-mail]>
Reviewed-by: Krzysztof Kozlowski <[e-mail]>
Reviewed-by: Bryan O'Donoghue <[e-mail]>
Signed-off-by: Bryan O'Donoghue <[e-mail]>
Signed-off-by: Hans Verkuil <[e-mail]>

Documentation/devicetree/bindings/media/qcom,qcm2290-venus.yaml

···
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/qcom,qcm2290-venus.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm QCM2290 Venus video encode and decode accelerators
+
+maintainers:
+  - Jorge Ramirez-Ortiz <[e-mail]>
+
+description:
+  The Venus AR50_LITE IP is a video encode and decode accelerator present
+  on Qualcomm platforms.
+
+allOf:
+  - $ref: qcom,venus-common.yaml#
+
+properties:
+  compatible:
+    const: qcom,qcm2290-venus
+
+  power-domains:
+    maxItems: 3
+
+  power-domain-names:
+    items:
+      - const: venus
+      - const: vcodec0
+      - const: cx
+
+  clocks:
+    maxItems: 6
+
+  clock-names:
+    items:
+      - const: core
+      - const: iface
+      - const: bus
+      - const: throttle
+      - const: vcodec0_core
+      - const: vcodec0_bus
+
+  iommus:
+    maxItems: 5
+
+  interconnects:
+    maxItems: 2
+
+  interconnect-names:
+    items:
+      - const: video-mem
+      - const: cpu-cfg
+
+  operating-points-v2: true
+  opp-table:
+    type: object
+
+required:
+  - compatible
+  - power-domain-names
+  - iommus
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/qcom,gcc-qcm2290.h>
+    #include <dt-bindings/interconnect/qcom,qcm2290.h>
+    #include <dt-bindings/interconnect/qcom,rpm-icc.h>
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/power/qcom-rpmpd.h>
+
+    venus: video-codec@5a00000 {
+        compatible = "qcom,qcm2290-venus";
+        reg = <0x5a00000 0xf0000>;
+
+        interrupts = <GIC_SPI 225 IRQ_TYPE_LEVEL_HIGH>;
+
+        power-domains = <&gcc GCC_VENUS_GDSC>,
+                        <&gcc GCC_VCODEC0_GDSC>,
+                        <&rpmpd QCM2290_VDDCX>;
+        power-domain-names = "venus",
+                             "vcodec0",
+                             "cx";
+
+        operating-points-v2 = <&venus_opp_table>;
+
+        clocks = <&gcc GCC_VIDEO_VENUS_CTL_CLK>,
+                 <&gcc GCC_VIDEO_AHB_CLK>,
+                 <&gcc GCC_VENUS_CTL_AXI_CLK>,
+                 <&gcc GCC_VIDEO_THROTTLE_CORE_CLK>,
+                 <&gcc GCC_VIDEO_VCODEC0_SYS_CLK>,
+                 <&gcc GCC_VCODEC0_AXI_CLK>;
+        clock-names = "core",
+                       "iface",
+                       "bus",
+                       "throttle",
+                       "vcodec0_core",
+                       "vcodec0_bus";
+
+        memory-region = <&pil_video_mem>;
+
+        iommus = <&apps_smmu 0x860 0x0>,
+                 <&apps_smmu 0x880 0x0>,
+                 <&apps_smmu 0x861 0x04>,
+                 <&apps_smmu 0x863 0x0>,
+                 <&apps_smmu 0x804 0xe0>;
+
+        interconnects = <&mmnrt_virt MASTER_VIDEO_P0 RPM_ALWAYS_TAG
+                         &bimc SLAVE_EBI1 RPM_ALWAYS_TAG>,
+                        <&bimc MASTER_APPSS_PROC RPM_ACTIVE_TAG
+                         &config_noc SLAVE_VENUS_CFG RPM_ACTIVE_TAG>;
+        interconnect-names = "video-mem",
+                             "cpu-cfg";
+
+        venus_opp_table: opp-table {
+            compatible = "operating-points-v2";
+
+            opp-133333333 {
+                opp-hz = /bits/ 64 <133333333>;
+                required-opps = <&rpmpd_opp_low_svs>;
+            };
+
+            opp-240000000 {
+                opp-hz = /bits/ 64 <240000000>;
+                required-opps = <&rpmpd_opp_svs>;
+            };
+        };
+    };