From mboxrd@z Thu Jan 1 00:00:00 1970 From: Xia Jiang Subject: [PATCH 1/5] media: dt-bindings: Add JPEG ENC device tree node document Date: Wed, 17 Jul 2019 17:30:30 +0800 Message-ID: <20190717093034.22826-2-xia.jiang@mediatek.com> References: <20190717093034.22826-1-xia.jiang@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <20190717093034.22826-1-xia.jiang@mediatek.com> Sender: linux-kernel-owner@vger.kernel.org To: Hans Verkuil , Rob Herring , Matthias Brugger , Rick Chang Cc: linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, Marek Szyprowski , Tomasz Figa , srv_heupstream@mediatek.com, Xia Jiang List-Id: devicetree@vger.kernel.org add JPEG ENC device tree node document Change-Id: I9f0a8aec7eced20c88acbc88d6ff179763f91246 Signed-off-by: Xia Jiang --- .../bindings/media/mediatek-jpeg-encoder.txt | 33 +++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/mediatek-jpeg-encoder.txt diff --git a/Documentation/devicetree/bindings/media/mediatek-jpeg-encoder.txt b/Documentation/devicetree/bindings/media/mediatek-jpeg-encoder.txt new file mode 100644 index 000000000000..1231fedb70bc --- /dev/null +++ b/Documentation/devicetree/bindings/media/mediatek-jpeg-encoder.txt @@ -0,0 +1,33 @@ +* MediaTek JPEG Encoder + +MediaTek JPEG Encoder is the JPEG encode hardware present in MediaTek SoCs + +Required properties: +- compatible : must be "mediatek,mtk-jpgenc" +- reg : physical base address of the JPEG encoder registers and length of + memory mapped region. +- interrupts : interrupt number to the interrupt controller. +- clocks: device clocks, see + Documentation/devicetree/bindings/clock/clock-bindings.txt for details. +- clock-names: must contain "jpgenc". It is the clock of JPEG encoder. +- power-domains: a phandle to the power domain, see + Documentation/devicetree/bindings/power/power_domain.txt for details. +- mediatek,larb: must contain the local arbiters in the current SoCs, see + Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.txt + for details. +- iommus: should point to the respective IOMMU block with master port as + argument, see Documentation/devicetree/bindings/iommu/mediatek,iommu.txt + for details. + +Example: + jpegenc: jpegenc@1500a000 { + compatible = "mediatek,mtk-jpgenc"; + reg = <0 0x1500a000 0 0x1000>; + interrupts = ; + clocks = <&imgsys CLK_IMG_VENC>; + clock-names = "jpgenc"; + power-domains = <&scpsys MT2701_POWER_DOMAIN_ISP>; + mediatek,larb = <&larb2>; + iommus = <&iommu MT2701_M4U_PORT_JPGENC_RDMA>, + <&iommu MT2701_M4U_PORT_JPGENC_BSDMA>; + }; -- 2.18.0