Add a schema description for the venus video encoder/decoder on the sc7280.
Signed-off-by: Dikshita Agarwal <[email protected]>
changes since v1:
- adrressed comments from stanimir.
this patch depends on [1],[2] & [3].
---
.../bindings/media/qcom,sc7280-venus.yaml | 157 +++++++++++++++++++++
1 file changed, 157 insertions(+)
create mode 100644 Documentation/devicetree/bindings/media/qcom,sc7280-venus.yaml
[1] https://patchwork.kernel.org/project/linux-clk/list/?series=449621
[2] https://lkml.org/lkml/2021/4/9/812
[3] https://lore.kernel.org/patchwork/project/lkml/list/?series=488429
diff --git a/Documentation/devicetree/bindings/media/qcom,sc7280-venus.yaml b/Documentation/devicetree/bindings/media/qcom,sc7280-venus.yaml
new file mode 100644
index 0000000..32bdb65
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/qcom,sc7280-venus.yaml
@@ -0,0 +1,157 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/media/qcom,sc7280-venus.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Qualcomm Venus video encode and decode accelerators
+
+maintainers:
+ - Stanimir Varbanov <[email protected]>
+
+description: |
+ The Venus Iris2 IP is a video encode and decode accelerator present
+ on Qualcomm platforms
+
+properties:
+ compatible:
+ const: qcom,sc7280-venus
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ power-domains:
+ minItems: 2
+ maxItems: 3
+
+ power-domain-names:
+ minItems: 2
+ maxItems: 3
+ items:
+ - const: venus
+ - const: vcodec0
+
+ clocks:
+ maxItems: 5
+
+ clock-names:
+ items:
+ - const: core
+ - const: bus
+ - const: iface
+ - const: vcodec_core
+ - const: vcodec_bus
+
+ iommus:
+ maxItems: 2
+
+ memory-region:
+ maxItems: 1
+
+ interconnects:
+ maxItems: 2
+
+ interconnect-names:
+ items:
+ - const: cpu-cfg
+ - const: video-mem
+
+ 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
+
+ video-firmware:
+ type: object
+
+ description: |
+ Firmware subnode is needed when the platform does not
+ have TrustZone.
+
+ properties:
+ iommus:
+ maxItems: 1
+
+ required:
+ - iommus
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - power-domains
+ - power-domain-names
+ - clocks
+ - clock-names
+ - iommus
+ - memory-region
+ - video-decoder
+ - video-encoder
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/qcom,videocc-sc7280.h>
+
+ venus: video-codec@aa00000 {
+ compatible = "qcom,sc7280-venus";
+ reg = <0x0aa00000 0xd0600>;
+ interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
+
+ clocks = <&videocc VIDEO_CC_MVSC_CORE_CLK>,
+ <&videocc VIDEO_CC_MVSC_CTL_AXI_CLK>,
+ <&videocc VIDEO_CC_VENUS_AHB_CLK>,
+ <&videocc VIDEO_CC_MVS0_CORE_CLK>,
+ <&videocc VIDEO_CC_MVS0_AXI_CLK>;
+ clock-names = "core", "bus", "iface",
+ "vcodec_core", "vcodec_bus";
+
+ power-domains = <&videocc MVSC_GDSC>,
+ <&videocc MVS0_GDSC>;
+ power-domain-names = "venus", "vcodec0";
+
+ interconnects = <&gem_noc MASTER_APPSS_PROC 0 &cnoc2 SLAVE_VENUS_CFG 0>
+ <&mmss_noc MASTER_VIDEO_P0 0 &mc_virt SLAVE_EBI1 0>;
+ interconnect-names = "cpu-cfg", "video-mem";
+
+ iommus = <&apps_smmu 0x2180 0x20>,
+ <&apps_smmu 0x2184 0x20>;
+
+ memory-region = <&video_mem>;
+
+ video-decoder {
+ compatible = "venus-decoder";
+ };
+
+ video-encoder {
+ compatible = "venus-encoder";
+ };
+
+ video-firmware {
+ iommus = <&apps_smmu 0x21a2 0x0>;
+ };
+ };
--
2.7.4
On Tue, May 18, 2021 at 11:44:00AM +0530, Dikshita Agarwal wrote:
> Add a schema description for the venus video encoder/decoder on the sc7280.
>
> Signed-off-by: Dikshita Agarwal <[email protected]>
>
> changes since v1:
> - adrressed comments from stanimir.
>
> this patch depends on [1],[2] & [3].
> ---
> .../bindings/media/qcom,sc7280-venus.yaml | 157 +++++++++++++++++++++
> 1 file changed, 157 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/media/qcom,sc7280-venus.yaml
>
> [1] https://patchwork.kernel.org/project/linux-clk/list/?series=449621
> [2] https://lkml.org/lkml/2021/4/9/812
> [3] https://lore.kernel.org/patchwork/project/lkml/list/?series=488429
>
> diff --git a/Documentation/devicetree/bindings/media/qcom,sc7280-venus.yaml b/Documentation/devicetree/bindings/media/qcom,sc7280-venus.yaml
> new file mode 100644
> index 0000000..32bdb65
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/qcom,sc7280-venus.yaml
> @@ -0,0 +1,157 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +
> +%YAML 1.2
> +---
> +$id: "http://devicetree.org/schemas/media/qcom,sc7280-venus.yaml#"
> +$schema: "http://devicetree.org/meta-schemas/core.yaml#"
> +
> +title: Qualcomm Venus video encode and decode accelerators
> +
> +maintainers:
> + - Stanimir Varbanov <[email protected]>
> +
> +description: |
> + The Venus Iris2 IP is a video encode and decode accelerator present
> + on Qualcomm platforms
> +
> +properties:
> + compatible:
> + const: qcom,sc7280-venus
> +
> + reg:
> + maxItems: 1
> +
> + interrupts:
> + maxItems: 1
> +
> + power-domains:
> + minItems: 2
> + maxItems: 3
> +
> + power-domain-names:
> + minItems: 2
> + maxItems: 3
> + items:
> + - const: venus
> + - const: vcodec0
What about the 3rd power domain name?
> +
> + clocks:
> + maxItems: 5
> +
> + clock-names:
> + items:
> + - const: core
> + - const: bus
> + - const: iface
> + - const: vcodec_core
> + - const: vcodec_bus
> +
> + iommus:
> + maxItems: 2
> +
> + memory-region:
> + maxItems: 1
> +
> + interconnects:
> + maxItems: 2
> +
> + interconnect-names:
> + items:
> + - const: cpu-cfg
> + - const: video-mem
> +
> + 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
> +
> + video-firmware:
> + type: object
> +
> + description: |
> + Firmware subnode is needed when the platform does not
> + have TrustZone.
> +
> + properties:
> + iommus:
> + maxItems: 1
> +
> + required:
> + - iommus
> +
> +required:
> + - compatible
> + - reg
> + - interrupts
> + - power-domains
> + - power-domain-names
> + - clocks
> + - clock-names
> + - iommus
> + - memory-region
> + - video-decoder
> + - video-encoder
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/clock/qcom,videocc-sc7280.h>
> +
> + venus: video-codec@aa00000 {
> + compatible = "qcom,sc7280-venus";
> + reg = <0x0aa00000 0xd0600>;
> + interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
> +
> + clocks = <&videocc VIDEO_CC_MVSC_CORE_CLK>,
> + <&videocc VIDEO_CC_MVSC_CTL_AXI_CLK>,
> + <&videocc VIDEO_CC_VENUS_AHB_CLK>,
> + <&videocc VIDEO_CC_MVS0_CORE_CLK>,
> + <&videocc VIDEO_CC_MVS0_AXI_CLK>;
> + clock-names = "core", "bus", "iface",
> + "vcodec_core", "vcodec_bus";
> +
> + power-domains = <&videocc MVSC_GDSC>,
> + <&videocc MVS0_GDSC>;
> + power-domain-names = "venus", "vcodec0";
> +
> + interconnects = <&gem_noc MASTER_APPSS_PROC 0 &cnoc2 SLAVE_VENUS_CFG 0>
> + <&mmss_noc MASTER_VIDEO_P0 0 &mc_virt SLAVE_EBI1 0>;
> + interconnect-names = "cpu-cfg", "video-mem";
> +
> + iommus = <&apps_smmu 0x2180 0x20>,
> + <&apps_smmu 0x2184 0x20>;
> +
> + memory-region = <&video_mem>;
> +
> + video-decoder {
> + compatible = "venus-decoder";
> + };
> +
> + video-encoder {
> + compatible = "venus-encoder";
> + };
> +
> + video-firmware {
> + iommus = <&apps_smmu 0x21a2 0x0>;
> + };
> + };
> --
> 2.7.4
>