xref: /freebsd/sys/contrib/device-tree/Bindings/display/wm,wm8505-fb.txt (revision c66ec88fed842fbaad62c30d510644ceb7bd2d71)
1*c66ec88fSEmmanuel VadotWondermedia WM8505 Framebuffer
2*c66ec88fSEmmanuel Vadot-----------------------------------------------------
3*c66ec88fSEmmanuel Vadot
4*c66ec88fSEmmanuel VadotRequired properties:
5*c66ec88fSEmmanuel Vadot- compatible : "wm,wm8505-fb"
6*c66ec88fSEmmanuel Vadot- reg : Should contain 1 register ranges(address and length)
7*c66ec88fSEmmanuel Vadot- bits-per-pixel : bit depth of framebuffer (16 or 32)
8*c66ec88fSEmmanuel Vadot
9*c66ec88fSEmmanuel VadotRequired subnodes:
10*c66ec88fSEmmanuel Vadot- display-timings: see display-timing.txt for information
11*c66ec88fSEmmanuel Vadot
12*c66ec88fSEmmanuel VadotExample:
13*c66ec88fSEmmanuel Vadot
14*c66ec88fSEmmanuel Vadot	fb@d8051700 {
15*c66ec88fSEmmanuel Vadot		compatible = "wm,wm8505-fb";
16*c66ec88fSEmmanuel Vadot		reg = <0xd8051700 0x200>;
17*c66ec88fSEmmanuel Vadot		bits-per-pixel = <16>;
18*c66ec88fSEmmanuel Vadot
19*c66ec88fSEmmanuel Vadot		display-timings {
20*c66ec88fSEmmanuel Vadot			native-mode = <&timing0>;
21*c66ec88fSEmmanuel Vadot			timing0: 800x480 {
22*c66ec88fSEmmanuel Vadot				clock-frequency = <0>; /* unused but required */
23*c66ec88fSEmmanuel Vadot				hactive = <800>;
24*c66ec88fSEmmanuel Vadot				vactive = <480>;
25*c66ec88fSEmmanuel Vadot				hfront-porch = <40>;
26*c66ec88fSEmmanuel Vadot				hback-porch = <88>;
27*c66ec88fSEmmanuel Vadot				hsync-len = <0>;
28*c66ec88fSEmmanuel Vadot				vback-porch = <32>;
29*c66ec88fSEmmanuel Vadot				vfront-porch = <11>;
30*c66ec88fSEmmanuel Vadot				vsync-len = <1>;
31*c66ec88fSEmmanuel Vadot			};
32*c66ec88fSEmmanuel Vadot		};
33*c66ec88fSEmmanuel Vadot	};
34