| Message ID | 20191204124732.10932-3-Jerry-Ch.chen@mediatek.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | media: platform: Add support for Face Detection (FD) on mt8183 SoC | expand |
On Wed, 4 Dec 2019 20:47:30 +0800, Jerry-ch Chen wrote: > From: Jerry-ch Chen <jerry-ch.chen@mediatek.com> > > This patch adds DT binding documentation for the Face Detection (FD) > unit of the Mediatek's mt8183 SoC. > > Signed-off-by: Jerry-ch Chen <jerry-ch.chen@mediatek.com> > --- > .../bindings/media/mediatek,mt8183-fd.txt | 34 +++++++++++++++++++ > 1 file changed, 34 insertions(+) > create mode 100644 Documentation/devicetree/bindings/media/mediatek,mt8183-fd.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 Rob, On Thu, 2019-12-05 at 02:58 +0800, Rob Herring wrote: > On Wed, 4 Dec 2019 20:47:30 +0800, Jerry-ch Chen wrote: > > From: Jerry-ch Chen <jerry-ch.chen@mediatek.com> > > > > This patch adds DT binding documentation for the Face Detection (FD) > > unit of the Mediatek's mt8183 SoC. > > > > Signed-off-by: Jerry-ch Chen <jerry-ch.chen@mediatek.com> > > --- > > .../bindings/media/mediatek,mt8183-fd.txt | 34 +++++++++++++++++++ > > 1 file changed, 34 insertions(+) > > create mode 100644 Documentation/devicetree/bindings/media/mediatek,mt8183-fd.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. Sorry for missing the tags, I will add it back in next version. Thanks and Best Regards, Jerry
diff --git a/Documentation/devicetree/bindings/media/mediatek,mt8183-fd.txt b/Documentation/devicetree/bindings/media/mediatek,mt8183-fd.txt new file mode 100644 index 000000000000..46464175b95a --- /dev/null +++ b/Documentation/devicetree/bindings/media/mediatek,mt8183-fd.txt @@ -0,0 +1,34 @@ +* Mediatek Face Detection Unit (FD) + +Face Detection (FD) unit is a typical memory-to-memory HW device. +It provides hardware accelerated face detection function, and it +is able to detect different poses of faces. FD will writre result +of detected face into memory as output. + +Required properties: +- compatible: "mediatek,mt8183-fd" +- mediatek,scp : the node of system control processor (SCP), see + Documentation/devicetree/bindings/remoteproc/mtk,scp.txt for details. +- iommus: should point to the 3 entries: M4U_PORT_CAM_FDVT_RP, + M4U_PORT_CAM_FDVT_WR and M4U_PORT_CAM_FDVT_RB. (Please see + Documentation/devicetree/bindings/iommu/mediatek,iommu.txt for details.) +- reg: Physical base address and length of the register space. +- interrupts: interrupt number to the cpu. +- clocks : must contain the FDVT clock, see + Documentation/devicetree/bindings/clock/clock-bindings.txt for details. +- clock-names: must be "fd". +- power-domain: must be "MT8183_POWER_DOMAIN_ISP". + +Example: + fd: fd@1502b000 { + compatible = "mediatek,mt8183-fd"; + mediatek,scp = <&scp>; + iommus = <&iommu M4U_PORT_CAM_FDVT_RP>, + <&iommu M4U_PORT_CAM_FDVT_WR>, + <&iommu M4U_PORT_CAM_FDVT_RB>; + reg = <0 0x1502b000 0 0x1000>; + interrupts = <GIC_SPI 269 IRQ_TYPE_LEVEL_LOW>; + clocks = <&imgsys CLK_IMG_FDVT>; + clock-names = "fd"; + power-domains = <&scpsys MT8183_POWER_DOMAIN_ISP>; + };