xref: /freebsd/sys/contrib/device-tree/Bindings/display/ti/ti,omap4-dss.txt (revision cfd6422a5217410fbd66f7a7a8a64d9d85e61229)
1Texas Instruments OMAP4 Display Subsystem
2=========================================
3
4See Documentation/devicetree/bindings/display/ti/ti,omap-dss.txt for generic
5description about OMAP Display Subsystem bindings.
6
7DSS Core
8--------
9
10Required properties:
11- compatible: "ti,omap4-dss"
12- reg: address and length of the register space
13- ti,hwmods: "dss_core"
14- clocks: handle to fclk
15- clock-names: "fck"
16
17Required nodes:
18- DISPC
19
20Optional nodes:
21- DSS Submodules: RFBI, VENC, DSI, HDMI
22- Video port for DPI output
23
24DPI Endpoint required properties:
25- data-lines: number of lines used
26
27
28DISPC
29-----
30
31Required properties:
32- compatible: "ti,omap4-dispc"
33- reg: address and length of the register space
34- ti,hwmods: "dss_dispc"
35- interrupts: the DISPC interrupt
36- clocks: handle to fclk
37- clock-names: "fck"
38
39Optional properties:
40- max-memory-bandwidth: Input memory (from main memory to dispc) bandwidth limit
41			in bytes per second
42
43
44RFBI
45----
46
47Required properties:
48- compatible: "ti,omap4-rfbi"
49- reg: address and length of the register space
50- ti,hwmods: "dss_rfbi"
51- clocks: handles to fclk and iclk
52- clock-names: "fck", "ick"
53
54Optional nodes:
55- Video port for RFBI output
56- RFBI controlled peripherals
57
58
59VENC
60----
61
62Required properties:
63- compatible: "ti,omap4-venc"
64- reg: address and length of the register space
65- ti,hwmods: "dss_venc"
66- vdda-supply: power supply for DAC
67- clocks: handle to fclk
68- clock-names: "fck"
69
70Optional nodes:
71- Video port for VENC output
72
73VENC Endpoint required properties:
74- ti,invert-polarity: invert the polarity of the video signal
75- ti,channels: 1 for composite, 2 for s-video
76
77
78DSI
79---
80
81Required properties:
82- compatible: "ti,omap4-dsi"
83- reg: addresses and lengths of the register spaces for 'proto', 'phy' and 'pll'
84- reg-names: "proto", "phy", "pll"
85- interrupts: the DSI interrupt line
86- ti,hwmods: "dss_dsi1" or "dss_dsi2"
87- vdd-supply: power supply for DSI
88- clocks: handles to fclk and pll clock
89- clock-names: "fck", "sys_clk"
90
91Optional nodes:
92- Video port for DSI output
93- DSI controlled peripherals
94
95DSI Endpoint required properties:
96- lanes: list of pin numbers for the DSI lanes: CLK+, CLK-, DATA0+, DATA0-,
97  DATA1+, DATA1-, ...
98
99
100HDMI
101----
102
103Required properties:
104- compatible: "ti,omap4-hdmi"
105- reg: addresses and lengths of the register spaces for 'wp', 'pll', 'phy',
106       'core'
107- reg-names: "wp", "pll", "phy", "core"
108- interrupts: the HDMI interrupt line
109- ti,hwmods: "dss_hdmi"
110- vdda-supply: vdda power supply
111- clocks: handles to fclk and pll clock
112- clock-names: "fck", "sys_clk"
113
114Optional nodes:
115- Video port for HDMI output
116
117HDMI Endpoint optional properties:
118- lanes: list of 8 pin numbers for the HDMI lanes: CLK+, CLK-, D0+, D0-,
119  D1+, D1-, D2+, D2-. (default: 0,1,2,3,4,5,6,7)
120