On 18/12/2023 13:31, Dikshita Agarwal wrote:
Add a schema description for the iris video encoder/decoder
on sm8550.
Signed-off-by: Dikshita Agarwal <quic_dikshita@xxxxxxxxxxx>
---
.../bindings/media/qcom,sm8550-iris.yaml | 177 +++++++++++++++++++++
1 file changed, 177 insertions(+)
create mode 100644 Documentation/devicetree/bindings/media/qcom,sm8550-iris.yaml
diff --git a/Documentation/devicetree/bindings/media/qcom,sm8550-iris.yaml b/Documentation/devicetree/bindings/media/qcom,sm8550-iris.yaml
new file mode 100644
index 0000000..a3d9233
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/qcom,sm8550-iris.yaml
@@ -0,0 +1,177 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/qcom,sm8550-iris.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm IRIS video encode and decode accelerators
+
+maintainers:
+ - Vikash Garodia <quic_vgarodia@xxxxxxxxxxx>
+ - Dikshita Agarwal <quic_dikshita@xxxxxxxxxxx>
+
+description:
+ The Iris video processing unit is a video encode and decode accelerator
+ present on Qualcomm platforms.
+
+properties:
+ compatible:
+ oneOf:
+ - enum:
+ - qcom,sm8550-iris
+
+ reg:
+ maxItems: 2
+
+ interrupts:
+ maxItems: 1
+
+ power-domains:
+ minItems: 2
+ maxItems: 4
+
+ power-domain-names:
+ oneOf:
+ - items: > + - const: iris-ctl
"iris" or even "venus"
+ - const: vcodec
"vcodec0"
+ - const: mxc
+ - const: mmcx
+
+ operating-points-v2: true
+
+ clocks:
+ maxItems: 3
+
+ clock-names:
+ items:
+ - const: gcc_video_axi0
"iface"
+ - const: core_clk
Drop the _clk
+ - const: vcodec_core
"vcodec0_core' will be more Venus-compatible
+
+ interconnects:
+ maxItems: 2
+
+ interconnect-names:
+ items:
+ - const: iris-cnoc
"cpu-cfg"
+ - const: iris-ddr
"video-mem" to be closer to Venus
+
+ memory-region:
+ maxItems: 1
+
+ resets:
+ maxItems: 1
+
+ reset-names:
+ items:
+ - const: video_axi_reset
Just 'bus'
+
+ iommus:
+ maxItems: 2
+
+ dma-coherent: true
+
+ opp-table:
+ type: object
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - power-domains
+ - power-domain-names
+ - clocks
+ - clock-names
+ - interconnects
+ - interconnect-names
+ - memory-region
+ - resets
+ - reset-names
+ - iommus
+ - dma-coherent
+ - opp-table
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/qcom,rpmh.h>
+ #include <dt-bindings/clock/qcom,sm8550-gcc.h>
+ #include <dt-bindings/clock/qcom,sm8450-videocc.h>
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/interconnect/qcom,icc.h>
+ #include <dt-bindings/interconnect/qcom,sm8550-rpmh.h>
+ #include <dt-bindings/power/qcom-rpmpd.h>
+
+ iris: video-codec@aa00000 {
+ compatible = "qcom,sm8550-iris";
+
+ reg = <0 0x0aa00000 0 0xf0000>;
+ interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
+
+ power-domains = <&videocc VIDEO_CC_MVS0C_GDSC>,
+ <&videocc VIDEO_CC_MVS0_GDSC>,
+ <&rpmhpd SM8550_MXC>,
+ <&rpmhpd SM8550_MMCX>;
+ power-domain-names = "iris-ctl", "vcodec", "mxc", "mmcx";
+ operating-points-v2 = <&iris_opp_table>;
+
+ clocks = <&gcc GCC_VIDEO_AXI0_CLK>,
+ <&videocc VIDEO_CC_MVS0C_CLK>,
+ <&videocc VIDEO_CC_MVS0_CLK>;
+ clock-names = "gcc_video_axi0", "core_clk", "vcodec_core";
+
+ interconnects = <&gem_noc MASTER_APPSS_PROC QCOM_ICC_TAG_ALWAYS
+ &config_noc SLAVE_VENUS_CFG QCOM_ICC_TAG_ALWAYS>,
+ <&mmss_noc MASTER_VIDEO QCOM_ICC_TAG_ALWAYS
+ &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>;
+ interconnect-names = "iris-cnoc", "iris-ddr";
+
+ /* FW load region */
+ memory-region = <&video_mem>;
+
+ resets = <&gcc GCC_VIDEO_AXI0_CLK_ARES>;
+ reset-names = "video_axi_reset";
+
+ iommus = <&apps_smmu 0x1940 0x0000>,
+ <&apps_smmu 0x1947 0x0000>;
+ dma-coherent;
+
+ status = "disabled";
+
+ iris_opp_table: opp-table {
+ compatible = "operating-points-v2";
+
+ opp-240000000 {
+ opp-hz = /bits/ 64 <240000000>;
+ required-opps = <&rpmhpd_opp_svs>,
+ <&rpmhpd_opp_low_svs>;
+ };
+
+ opp-338000000 {
+ opp-hz = /bits/ 64 <338000000>;
+ required-opps = <&rpmhpd_opp_svs>,
+ <&rpmhpd_opp_svs>;
+ };
+
+ opp-366000000 {
+ opp-hz = /bits/ 64 <366000000>;
+ required-opps = <&rpmhpd_opp_svs_l1>,
+ <&rpmhpd_opp_svs_l1>;
+ };
+
+ opp-444000000 {
+ opp-hz = /bits/ 64 <444000000>;
+ required-opps = <&rpmhpd_opp_turbo>,
+ <&rpmhpd_opp_turbo>;
+ };
+
+ opp-533333334 {
+ opp-hz = /bits/ 64 <533333334>;
+ required-opps = <&rpmhpd_opp_turbo_l1>,
+ <&rpmhpd_opp_turbo_l1>;
+ };
+ };
+ };
+...
--
With best wishes
Dmitry
