Add new DT bindings for new MXSFB driver that is using the OF graph to parse the video output structure instead of hard-coding the display properties into the MXSFB node. The old MXSFB fbdev driver bindings are preserved in the same file in the "Old bindings" section.
Signed-off-by: Marek Vasut marex@denx.de Cc: Rob Herring robh@kernel.org Cc: Lucas Stach l.stach@pengutronix.de Cc: Fabio Estevam fabio.estevam@nxp.com Cc: Shawn Guo shawnguo@kernel.org -- V2: - Merge the new bindings into mxsfb.txt file instead of keeping them in separate mxsfb-drm.txt file. - Add dedicated compatible for i.MX6SX - Drop all references to DRM/KMS - Repair the required bits in clock node V3: - Replace lcdif with LCDIF, lcdif@0 with display-controller@, Old with Deprecated to address V2 feedback --- .../devicetree/bindings/display/mxsfb.txt | 41 ++++++++++++++++++++-- 1 file changed, 39 insertions(+), 2 deletions(-)
diff --git a/Documentation/devicetree/bindings/display/mxsfb.txt b/Documentation/devicetree/bindings/display/mxsfb.txt index a4431f2..472e1ea 100644 --- a/Documentation/devicetree/bindings/display/mxsfb.txt +++ b/Documentation/devicetree/bindings/display/mxsfb.txt @@ -1,10 +1,47 @@ * Freescale MXS LCD Interface (LCDIF)
+New bindings: +============= Required properties: - compatible: Should be "fsl,imx23-lcdif" for i.MX23. Should be "fsl,imx28-lcdif" for i.MX28. -- reg: Address and length of the register set for lcdif -- interrupts: Should contain lcdif interrupts + Should be "fsl,imx6sx-lcdif" for i.MX6SX. +- reg: Address and length of the register set for LCDIF +- interrupts: Should contain LCDIF interrupt +- clocks: A list of phandle + clock-specifier pairs, one for each + entry in 'clock-names'. +- clock-names: A list of clock names. For MXSFB it should contain: + - "pix" for the LCDIF block clock + - (MX6SX-only) "axi", "disp_axi" for the bus interface clock + +Required sub-nodes: + - port: The connection to an encoder chip. + +Example: + + lcdif1: display-controller@2220000 { + compatible = "fsl,imx6sx-lcdif", "fsl,imx28-lcdif"; + reg = <0x02220000 0x4000>; + interrupts = <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clks IMX6SX_CLK_LCDIF1_PIX>, + <&clks IMX6SX_CLK_LCDIF_APB>, + <&clks IMX6SX_CLK_DISPLAY_AXI>; + clock-names = "pix", "axi", "disp_axi"; + + port { + parallel_out: endpoint { + remote-endpoint = <&panel_in_parallel>; + }; + }; + }; + +Deprecated bindings: +==================== +Required properties: +- compatible: Should be "fsl,imx23-lcdif" for i.MX23. + Should be "fsl,imx28-lcdif" for i.MX28. +- reg: Address and length of the register set for LCDIF +- interrupts: Should contain LCDIF interrupts - display: phandle to display node (see below for details)
* display node