From 669406534b4abb827d1bdc39bb5e2d5255818ae2 Mon Sep 17 00:00:00 2001 From: Shawn Guo Date: Thu, 14 Mar 2013 10:57:34 +0800 Subject: video: mxsfb: get display timings from device tree Use videomode helpers to get display timings and configurations from device tree when platform_data is absent. Signed-off-by: Shawn Guo --- Documentation/devicetree/bindings/fb/mxsfb.txt | 34 ++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) (limited to 'Documentation/devicetree/bindings/fb') diff --git a/Documentation/devicetree/bindings/fb/mxsfb.txt b/Documentation/devicetree/bindings/fb/mxsfb.txt index b41e5e52a676..7ba3b7663513 100644 --- a/Documentation/devicetree/bindings/fb/mxsfb.txt +++ b/Documentation/devicetree/bindings/fb/mxsfb.txt @@ -5,10 +5,20 @@ Required properties: imx23 and imx28. - reg: Address and length of the register set for lcdif - interrupts: Should contain lcdif interrupts +- display : phandle to display node (see below for details) Optional properties: - panel-enable-gpios : Should specify the gpio for panel enable +* display node + +Required properties: +- bits-per-pixel : <16> for RGB565, <32> for RGB888/666. +- bus-width : number of data lines. Could be <8>, <16>, <18> or <24>. + +Required sub-node: +- display-timings : Refer to binding doc display-timing.txt for details. + Examples: lcdif@80030000 { @@ -16,4 +26,28 @@ lcdif@80030000 { reg = <0x80030000 2000>; interrupts = <38 86>; panel-enable-gpios = <&gpio3 30 0>; + + display: display { + bits-per-pixel = <32>; + bus-width = <24>; + + display-timings { + native-mode = <&timing0>; + timing0: timing0 { + clock-frequency = <33500000>; + hactive = <800>; + vactive = <480>; + hfront-porch = <164>; + hback-porch = <89>; + hsync-len = <10>; + vback-porch = <23>; + vfront-porch = <10>; + vsync-len = <10>; + hsync-active = <0>; + vsync-active = <0>; + de-active = <1>; + pixelclk-active = <0>; + }; + }; + }; }; -- cgit v1.2.3