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Date: Fri, 19 Sep 2014 13:54:56 +0800 From: Mark yao <mark.yao@...k-chips.com> To: heiko@...ech.de, Boris BREZILLON <boris.brezillon@...e-electrons.com>, David Airlie <airlied@...il.com>, Rob Clark <robdclark@...il.com>, Rob Herring <robh+dt@...nel.org>, Pawel Moll <pawel.moll@....com>, Mark Rutland <mark.rutland@....com>, Ian Campbell <ijc+devicetree@...lion.org.uk>, Kumar Gala <galak@...eaurora.org>, Randy Dunlap <rdunlap@...radead.org>, Grant Likely <grant.likely@...aro.org>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, John Stultz <john.stultz@...aro.org>, Rom Lemarchand <romlem@...gle.com> Cc: devicetree@...r.kernel.org, linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org, linux-api@...r.kernel.org, linux-rockchip@...ts.infradead.org, dianders@...omium.org, marcheu@...omium.org, dbehr@...omium.org, olof@...om.net, djkurtz@...omium.org, xjq@...k-chips.com, kfx@...k-chips.com, cym@...k-chips.com, cf@...k-chips.com, zyw@...k-chips.com, xxm@...k-chips.com, huangtao@...k-chips.com, kever.yang@...k-chips.com, yxj@...k-chips.com, wxt@...k-chips.com, xw@...k-chips.com, Mark yao <mark.yao@...k-chips.com>, Jeff Chen <jeff.chen@...k-chips.com> Subject: [PATCH v3 4/5] dt-bindings: video: Add documentation for rockchip edp Add binding documentation for Rockchip SoC EDP driver. Signed-off-by: Jeff Chen <jeff.chen@...k-chips.com> Signed-off-by: Mark Yao <mark.yao@...k-chips.com> --- Changes in v2: - add edp reset - add panel node - add port for display-subsystem Changes in v3: None .../devicetree/bindings/video/rockchip-edp.txt | 50 ++++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 Documentation/devicetree/bindings/video/rockchip-edp.txt diff --git a/Documentation/devicetree/bindings/video/rockchip-edp.txt b/Documentation/devicetree/bindings/video/rockchip-edp.txt new file mode 100644 index 0000000..515e806 --- /dev/null +++ b/Documentation/devicetree/bindings/video/rockchip-edp.txt @@ -0,0 +1,50 @@ +Rockchip RK3288 EDP interface +================================ + +Required properties: +- compatible: "rockchip,rk3288-edp"; + +- reg: physical base address of the controller and length +- clocks: from common clock binding: handle to dp clock. + of memory mapped region. +- clock-names: from common clock binding: + Required elements: "clk_edp" + "clk_edp_24m" + "pclk_edp" +- resets: Must contain an entry for each entry in reset-names. + See ../reset/reset.txt for details. +- reset-names: Must include the name "edp" + +- rockchip,grf: this soc should set GRF regs, so need get grf here. +- rockchip,panel: required a simple panel node as described by + Documentation/devicetree/bindings/panel/simple-panel.txt + +- ports: contain a port node with endpoint definitions as defined in + Documentation/devicetree/bindings/media/video-interfaces.txt. + +Example: + edp: edp@...70000 { + compatible = "rockchip,rk3288-edp"; + reg = <0xff970000 0x4000>; + interrupts = <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cru SCLK_EDP>, <&cru SCLK_EDP_24M>, <&cru PCLK_EDP_CTRL>; + clock-names = "clk_edp", "clk_edp_24m", "pclk_edp"; + rockchip,grf = <&grf>; + resets = <&cru 111>; + reset-names = "edp"; + rockchip,panel = <&panel>; + ports { + edp_in: port { + #address-cells = <1>; + #size-cells = <0>; + edp_in_vopb: endpoint@0 { + reg = <0>; + remote-endpoint = <&vopb_out_edp>; + }; + edp_in_vopl: endpoint@1 { + reg = <1>; + remote-endpoint = <&vopl_out_edp>; + }; + }; + }; + }; -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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