| Message ID | 20190909192244.9367-2-frederic.chen@mediatek.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [RFC,V3,1/5] dt-bindings: mt8183: Added DIP dt-bindings | expand |
On Tue, 10 Sep 2019 03:22:40 +0800, <frederic.chen@mediatek.com> wrote: > From: Frederic Chen <frederic.chen@mediatek.com> > > This patch adds DT binding documentation for the Digital Image > Processing (DIP) unit of camera ISP system on Mediatek's SoCs. > > It depends on the SCP and MDP 3 patch as following: > > 1. dt-bindings: Add a binding for Mediatek SCP > https://patchwork.kernel.org/patch/11027247/ > 2. dt-binding: mt8183: Add Mediatek MDP3 dt-bindings > https://patchwork.kernel.org/patch/10945603/ > > Signed-off-by: Frederic Chen <frederic.chen@mediatek.com> > --- > .../bindings/media/mediatek,mt8183-dip.txt | 40 +++++++++++++++++++ > 1 file changed, 40 insertions(+) > create mode 100644 Documentation/devicetree/bindings/media/mediatek,mt8183-dip.txt > Please add Acked-by/Reviewed-by tags when posting new versions. However, there's no need to repost patches *only* to add the tags. The upstream maintainer will do that for acks received on the version they apply. If a tag was not added on purpose, please state why and what changed.
Hi Frederic, On Tue, Sep 10, 2019 at 03:22:40AM +0800, frederic.chen@mediatek.com wrote: > From: Frederic Chen <frederic.chen@mediatek.com> > > This patch adds DT binding documentation for the Digital Image > Processing (DIP) unit of camera ISP system on Mediatek's SoCs. > > It depends on the SCP and MDP 3 patch as following: > > 1. dt-bindings: Add a binding for Mediatek SCP > https://patchwork.kernel.org/patch/11027247/ > 2. dt-binding: mt8183: Add Mediatek MDP3 dt-bindings > https://patchwork.kernel.org/patch/10945603/ > > Signed-off-by: Frederic Chen <frederic.chen@mediatek.com> > --- > .../bindings/media/mediatek,mt8183-dip.txt | 40 +++++++++++++++++++ Could you add a MAINTAINERS entry for this, please? Same for the driver.
diff --git a/Documentation/devicetree/bindings/media/mediatek,mt8183-dip.txt b/Documentation/devicetree/bindings/media/mediatek,mt8183-dip.txt new file mode 100644 index 000000000000..3a0435513089 --- /dev/null +++ b/Documentation/devicetree/bindings/media/mediatek,mt8183-dip.txt @@ -0,0 +1,40 @@ +* Mediatek Digital Image Processor (DIP) + +Digital Image Processor (DIP) unit in Mediatek ISP system is responsible for +image content adjustment according to the tuning parameters. DIP can process +the image form memory buffer and output the processed image to multiple output +buffers. Furthermore, it can support demosaicing and noise reduction on the +images. + +Required properties: +- compatible: "mediatek,mt8183-dip" +- reg: Physical base address and length of the function block register space +- interrupts: interrupt number to the cpu +- iommus: should point to the respective IOMMU block with master port as + argument, see Documentation/devicetree/bindings/iommu/mediatek,iommu.txt + for details. +- mediatek,mdp3: should point to the respective mdp block. DIP hardware + connects to MDP and we can get the processed image with both effect of the + two blocks. +- mediatek,larb: must contain the local arbiters in the current SoCs, see + Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.txt + for details. +- mediatek,scp: should point to the scp node since the we use SCP + coprocessor to control DIP hardware +- clocks: must contain the local arbiters 5 (LARB5) and DIP clock +- clock-names: must contain "larb5" and "dip" + +Example: + dip: dip@15022000 { + compatible = "mediatek,mt8183-dip"; + mediatek,larb = <&larb5>; + mediatek,mdp3 = <&mdp_rdma0>; + mediatek,scp = <&scp>; + iommus = <&iommu M4U_PORT_CAM_IMGI>; + reg = <0 0x15022000 0 0x6000>; + interrupts = <GIC_SPI 268 IRQ_TYPE_LEVEL_LOW>; + clocks = <&imgsys CLK_IMG_LARB5>, + <&imgsys CLK_IMG_DIP>; + clock-names = "larb5", + "dip"; + };