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authorWarner Losh <imp@FreeBSD.org>2014-02-27 19:39:44 +0000
committerWarner Losh <imp@FreeBSD.org>2014-02-27 19:39:44 +0000
commit0d4a4b13019e01c1eab30b74c983040450010b81 (patch)
treeff6e99cffa59c3e85a311d8dd06e6f6dab4988b2 /Bindings/video/via,vt8500-fb.txt
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Bring in Ian Campbell's pruned dts repo.vendor/device-tree/ianc-efa963ec
From git://xenbits.xen.org/people/ianc/device-tree-rebasing.git commit efa963ec806366c9628dfd1269316bb93b7ecb15 Merge: a72ba09 459c249 Author: Ian Campbell <ian.campbell@citrix.com> Date: Wed Feb 26 08:39:16 2014 +0000 Merge tag 'v3.14-rc4-dts' Linux 3.14-rc4
Notes
Notes: svn path=/vendor/device-tree/; revision=262569 svn path=/vendor/device-tree/ianc-efa963ec/; revision=262576; tag=vendor/device-tree/ianc-efa963ec
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diff --git a/Bindings/video/via,vt8500-fb.txt b/Bindings/video/via,vt8500-fb.txt
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+VIA VT8500 Framebuffer
+-----------------------------------------------------
+
+Required properties:
+- compatible : "via,vt8500-fb"
+- reg : Should contain 1 register ranges(address and length)
+- interrupts : framebuffer controller interrupt
+- bits-per-pixel : bit depth of framebuffer (16 or 32)
+
+Required subnodes:
+- display-timings: see display-timing.txt for information
+
+Example:
+
+ fb@d8050800 {
+ compatible = "via,vt8500-fb";
+ reg = <0xd800e400 0x400>;
+ interrupts = <12>;
+ bits-per-pixel = <16>;
+
+ display-timings {
+ native-mode = <&timing0>;
+ timing0: 800x480 {
+ clock-frequency = <0>; /* unused but required */
+ hactive = <800>;
+ vactive = <480>;
+ hfront-porch = <40>;
+ hback-porch = <88>;
+ hsync-len = <0>;
+ vback-porch = <32>;
+ vfront-porch = <11>;
+ vsync-len = <1>;
+ };
+ };
+ };
+