linux-kernel - [PATCH 1/8] media: dt-bindings: Document SC8280XP/SM8350 Venus

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20250304-b4-linux-media-comitters-sc8280xp-venus-v1-1-279c7ea55493@linaro.org>
Date: Tue, 04 Mar 2025 13:07:07 +0000
From: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
To: Stanimir Varbanov <stanimir.k.varbanov@...il.com>, 
 Vikash Garodia <quic_vgarodia@...cinc.com>, 
 Mauro Carvalho Chehab <mchehab@...nel.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Konrad Dybcio <konradybcio@...nel.org>, 
 Bjorn Andersson <andersson@...nel.org>
Cc: linux-media@...r.kernel.org, linux-arm-msm@...r.kernel.org, 
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
 Bryan O'Donoghue <bryan.odonoghue@...aro.org>, 
 Johan Hovold <johan+linaro@...nel.org>
Subject: [PATCH 1/8] media: dt-bindings: Document SC8280XP/SM8350 Venus

From: Konrad Dybcio <konradybcio@...nel.org>

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 <konradybcio@...nel.org>
Link: https://lore.kernel.org/r/20230731-topic-8280_venus-v1-1-8c8bbe1983a5@linaro.org
Signed-off-by: Johan Hovold <johan+linaro@...nel.org>
[ bod: dropped dts video-encoder/video-decoder ]
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
---
 .../bindings/media/qcom,sm8350-venus.yaml          | 119 +++++++++++++++++++++
 1 file changed, 119 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 0000000000000..352ad85ae50cd
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/qcom,sm8350-venus.yaml
@@ -0,0 +1,119 @@
+# 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@...nel.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
+
+required:
+  - compatible
+  - power-domain-names
+  - iommus
+
+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,icc.h>
+    #include <dt-bindings/interconnect/qcom,sm8350.h>
+    #include <dt-bindings/power/qcom-rpmpd.h>
+
+    venus: video-codec@...0000 {
+        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 QCOM_ICC_TAG_ACTIVE_ONLY
+                         &config_noc SLAVE_VENUS_CFG QCOM_ICC_TAG_ACTIVE_ONLY>,
+                        <&mmss_noc MASTER_VIDEO_P0 QCOM_ICC_TAG_ALWAYS
+                         &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>,
+                        <&mmss_noc MASTER_VIDEO_P0 QCOM_ICC_TAG_ALWAYS
+                         &gem_noc SLAVE_LLCC QCOM_ICC_TAG_ALWAYS>;
+        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";
+    };

-- 
2.47.2