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Date: Thu, 26 Nov 2015 15:50:20 +0800 From: Chris Zhong <zyw@...k-chips.com> To: heiko@...ech.de, linux-rockchip@...ts.infradead.org, mark.yao@...k-chips.com, treding@...dia.com Cc: Liu Ying <Ying.liu@...escale.com>, Liu Ying <Ying.Liu@...escale.com>, Chris Zhong <zyw@...k-chips.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>, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org Subject: [PATCH v5 06/11] Documentation: dt-bindings: Add bindings for DW MIPI DSI From: Liu Ying <Ying.liu@...escale.com> This patch adds device tree bindings for Synopsys DesignWare MIPI DSI host controller DRM bridge driver. Signed-off-by: Liu Ying <Ying.Liu@...escale.com> Signed-off-by: Chris Zhong <zyw@...k-chips.com> Acked-by: Rob Herring <robh@...nel.org> --- Changes in v5: None Changes in v4: - remove the cfg clk - remove gpr property from example, since it is noused now. - add the description about ports Changes in v3: - move the dw_mipi_dsi.txt to Documentation/devicetree/bindings/display/bridge Changes in v2: None .../bindings/display/bridge/dw_mipi_dsi.txt | 74 ++++++++++++++++++++++ 1 file changed, 74 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/bridge/dw_mipi_dsi.txt diff --git a/Documentation/devicetree/bindings/display/bridge/dw_mipi_dsi.txt b/Documentation/devicetree/bindings/display/bridge/dw_mipi_dsi.txt new file mode 100644 index 0000000..2e1d197 --- /dev/null +++ b/Documentation/devicetree/bindings/display/bridge/dw_mipi_dsi.txt @@ -0,0 +1,74 @@ +Device-Tree bindings for Synopsys DesignWare MIPI DSI host controller + +The controller is a digital core that implements all protocol functions +defined in the MIPI DSI specification, providing an interface between +the system and the MIPI DPHY, and allowing communication with a MIPI DSI +compliant display. + +Required properties: + - #address-cells: Should be <1>. + - #size-cells: Should be <0>. + - compatible: The first compatible string should be "fsl,imx6q-mipi-dsi" + for i.MX6q/sdl SoCs. For other SoCs, please refer to their specific + device tree binding documentations. A common compatible string + "snps,dw-mipi-dsi" should be appended for all SoCs. + - reg: Represent the physical address range of the controller. + - interrupts: Represent the controller's interrupt to the CPU(s). + - clocks, clock-names: Phandles to the controller's pll reference + clock(ref) and APB clock(pclk), as described in [1]. + - port@[X]: SoC specific port nodes with endpoint definitions as defined + in Documentation/devicetree/bindings/media/video-interfaces.txt, + please refer to the SoC specific binding document: + * Documentation/devicetree/bindings/display/rockchip/dw_mipi_dsi-rockchip.txt + + +For more required properties, please refer to relevant device tree binding +documentations which describe the controller embedded in specific SoCs. + +Required sub-nodes: + - A node to represent a DSI peripheral as described in [2]. + +For more required sub-nodes, please refer to relevant device tree binding +documentations which describe the controller embedded in specific SoCs. + +[1] Documentation/devicetree/bindings/clock/clock-bindings.txt +[2] Documentation/devicetree/bindings/display/mipi-dsi-bus.txt + +example: + mipi_dsi: mipi@...e0000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "fsl,imx6q-mipi-dsi", "snps,dw-mipi-dsi"; + reg = <0x021e0000 0x4000>; + interrupts = <0 102 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clks IMX6QDL_CLK_MIPI_CORE_CFG>, + <&clks IMX6QDL_CLK_MIPI_IPG>; + clock-names = "ref", "pclk"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + mipi_mux_0: endpoint { + remote-endpoint = <&ipu1_di0_mipi>; + }; + }; + + port@1 { + reg = <1>; + + mipi_mux_1: endpoint { + remote-endpoint = <&ipu1_di1_mipi>; + }; + }; + }; + + panel { + compatible = "truly,tft480800-16-e-dsi"; + reg = <0>; + /* ... */ + }; + }; -- 2.6.3 -- 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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