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Groups > linux.kernel > #1533919
| From | Stanimir Varbanov <stanimir.varbanov@linaro.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v4 2/9] doc: DT: venus: binding document for Qualcomm video driver |
| Date | 2016-12-01 10:20 +0100 |
| Message-ID | <sJvH4-1Xf-9@gated-at.bofh.it> (permalink) |
| References | <sJvxn-1QI-7@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Add binding document for Venus video encoder/decoder driver
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: devicetree@vger.kernel.org
Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
---
Rob, I have removed vmem clocks, interrupts and reg properties
for vmem thing. Probably I will come with a separate platform
driver fro that and pass the video memory DT node as phandle.
.../devicetree/bindings/media/qcom,venus.txt | 82 ++++++++++++++++++++++
1 file changed, 82 insertions(+)
create mode 100644 Documentation/devicetree/bindings/media/qcom,venus.txt
diff --git a/Documentation/devicetree/bindings/media/qcom,venus.txt b/Documentation/devicetree/bindings/media/qcom,venus.txt
new file mode 100644
index 000000000000..a64b4ea1ebba
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/qcom,venus.txt
@@ -0,0 +1,82 @@
+* Qualcomm Venus video encode/decode accelerator
+
+- compatible:
+ Usage: required
+ Value type: <stringlist>
+ Definition: Value should contain one of:
+ - "qcom,msm8916-venus"
+ - "qcom,msm8996-venus"
+- reg:
+ Usage: required
+ Value type: <prop-encoded-array>
+ Definition: Register ranges as listed in the reg-names property.
+- reg-names:
+ Usage: required
+ Value type: <stringlist>
+ Definition: Should contain following entries:
+ - "base" Venus register base
+- interrupts:
+ Usage: required
+ Value type: <prop-encoded-array>
+ Definition: Should contain interrupts as listed in the interrupt-names
+ property.
+- interrupt-names:
+ Usage: required
+ Value type: <stringlist>
+ Definition: Should contain following entries:
+ - "venus" Venus interrupt line
+- clocks:
+ Usage: required
+ Value type: <prop-encoded-array>
+ Definition: A List of phandle and clock specifier pairs as listed
+ in clock-names property.
+- clock-names:
+ Usage: required
+ Value type: <stringlist>
+ Definition: Should contain the following entries:
+ - "core" Core video accelerator clock
+ - "iface" Video accelerator AHB clock
+ - "bus" Video accelerator AXI clock
+- clock-names:
+ Usage: required for msm8996
+ Value type: <stringlist>
+ Definition: Should contain the following entries:
+ - "subcore0" Subcore0 video accelerator clock
+ - "subcore1" Subcore1 video accelerator clock
+ - "mmssnoc_axi" Multimedia subsystem NOC AXI clock
+ - "mmss_mmagic_iface" Multimedia subsystem MMAGIC AHB clock
+ - "mmss_mmagic_mbus" Multimedia subsystem MMAGIC MAXI clock
+ - "mmagic_video_bus" MMAGIC video AXI clock
+ - "video_mbus" Video MAXI clock
+- power-domains:
+ Usage: required
+ Value type: <prop-encoded-array>
+ Definition: A phandle and power domain specifier pairs to the
+ power domain which is responsible for collapsing
+ and restoring power to the peripheral.
+- rproc:
+ Usage: required
+ Value type: <prop-encoded-array>
+ Definition: A phandle to remote processor responsible for
+ firmware loading and processor booting.
+
+- iommus:
+ Usage: required
+ Value type: <prop-encoded-array>
+ Definition: A list of phandle and IOMMU specifier pairs.
+
+* An Example
+ video-codec@1d00000 {
+ compatible = "qcom,msm8916-venus";
+ reg = <0x01d00000 0xff000>;
+ reg-names = "base";
+ interrupts = <GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "venus";
+ clocks = <&gcc GCC_VENUS0_VCODEC0_CLK>,
+ <&gcc GCC_VENUS0_AHB_CLK>,
+ <&gcc GCC_VENUS0_AXI_CLK>;
+ clock-names = "core", "iface", "bus";
+ power-domains = <&gcc VENUS_GDSC>;
+ rproc = <&venus_rproc>;
+ iommus = <&apps_iommu 5>;
+ };
--
2.7.4
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[PATCH v4 0/9] Qualcomm video decoder/encoder driver Stanimir Varbanov <stanimir.varbanov@linaro.org> - 2016-12-01 10:10 +0100
[PATCH v4 5/9] media: venus: vdec: add video decoder files Stanimir Varbanov <stanimir.varbanov@linaro.org> - 2016-12-01 10:10 +0100
Re: [PATCH v4 5/9] media: venus: vdec: add video decoder files Hans Verkuil <hverkuil@xs4all.nl> - 2016-12-05 12:40 +0100
Re: [PATCH v4 5/9] media: venus: vdec: add video decoder files Stanimir Varbanov <stanimir.varbanov@linaro.org> - 2016-12-05 13:40 +0100
[PATCH v4 2/9] doc: DT: venus: binding document for Qualcomm video driver Stanimir Varbanov <stanimir.varbanov@linaro.org> - 2016-12-01 10:20 +0100
Re: [PATCH v4 2/9] doc: DT: venus: binding document for Qualcomm video driver Rob Herring <robh@kernel.org> - 2016-12-06 01:30 +0100
[PATCH v4 1/9] media: v4l2-mem2mem: extend m2m APIs for more accurate buffer management Stanimir Varbanov <stanimir.varbanov@linaro.org> - 2016-12-01 10:20 +0100
Re: [PATCH v4 1/9] media: v4l2-mem2mem: extend m2m APIs for more accurate buffer management kbuild test robot <lkp@intel.com> - 2016-12-03 02:00 +0100
Re: [PATCH v4 1/9] media: v4l2-mem2mem: extend m2m APIs for more accurate buffer management Hans Verkuil <hverkuil@xs4all.nl> - 2016-12-05 12:30 +0100
Re: [PATCH v4 1/9] media: v4l2-mem2mem: extend m2m APIs for more accurate buffer management Stanimir Varbanov <stanimir.varbanov@linaro.org> - 2016-12-05 13:30 +0100
[PATCH v4 3/9] MAINTAINERS: Add Qualcomm Venus video accelerator driver Stanimir Varbanov <stanimir.varbanov@linaro.org> - 2016-12-01 10:20 +0100
Re: [PATCH v4 8/9] media: venus: hfi: add Venus HFI files Hans Verkuil <hverkuil@xs4all.nl> - 2016-12-05 13:10 +0100
Re: [PATCH v4 8/9] media: venus: hfi: add Venus HFI files Stanimir Varbanov <stanimir.varbanov@linaro.org> - 2016-12-05 13:30 +0100
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