xref: /openbmc/linux/Documentation/devicetree/bindings/display/ti/ti,dra7-dss.txt (revision 552c69b36ebd966186573b9c7a286b390935cce1)
1efdbd734SRob HerringTexas Instruments DRA7x Display Subsystem
2efdbd734SRob Herring=========================================
3efdbd734SRob Herring
4efdbd734SRob HerringSee Documentation/devicetree/bindings/display/ti/ti,omap-dss.txt for generic
5efdbd734SRob Herringdescription about OMAP Display Subsystem bindings.
6efdbd734SRob Herring
7efdbd734SRob HerringDSS Core
8efdbd734SRob Herring--------
9efdbd734SRob Herring
10efdbd734SRob HerringRequired properties:
11efdbd734SRob Herring- compatible: "ti,dra7-dss"
12efdbd734SRob Herring- reg: address and length of the register spaces for 'dss'
13efdbd734SRob Herring- ti,hwmods: "dss_core"
14efdbd734SRob Herring- clocks: handle to fclk
15efdbd734SRob Herring- clock-names: "fck"
16efdbd734SRob Herring- syscon: phandle to control module core syscon node
17efdbd734SRob Herring
18efdbd734SRob HerringOptional properties:
19efdbd734SRob Herring
20efdbd734SRob HerringSome DRA7xx SoCs have one dedicated video PLL, some have two. These properties
21efdbd734SRob Herringcan be used to describe the video PLLs:
22efdbd734SRob Herring
23efdbd734SRob Herring- reg: address and length of the register spaces for 'pll1_clkctrl',
24efdbd734SRob Herring  'pll1', 'pll2_clkctrl', 'pll2'
25efdbd734SRob Herring- clocks: handle to video1 pll clock and video2 pll clock
26efdbd734SRob Herring- clock-names: "video1_clk" and "video2_clk"
27efdbd734SRob Herring
28efdbd734SRob HerringRequired nodes:
29efdbd734SRob Herring- DISPC
30efdbd734SRob Herring
31efdbd734SRob HerringOptional nodes:
32efdbd734SRob Herring- DSS Submodules: HDMI
33efdbd734SRob Herring- Video port for DPI output
34efdbd734SRob Herring
35efdbd734SRob HerringDPI Endpoint required properties:
36efdbd734SRob Herring- data-lines: number of lines used
37efdbd734SRob Herring
38efdbd734SRob Herring
39efdbd734SRob HerringDISPC
40efdbd734SRob Herring-----
41efdbd734SRob Herring
42efdbd734SRob HerringRequired properties:
43efdbd734SRob Herring- compatible: "ti,dra7-dispc"
44efdbd734SRob Herring- reg: address and length of the register space
45efdbd734SRob Herring- ti,hwmods: "dss_dispc"
46efdbd734SRob Herring- interrupts: the DISPC interrupt
47efdbd734SRob Herring- clocks: handle to fclk
48efdbd734SRob Herring- clock-names: "fck"
49efdbd734SRob Herring
50*32fdb624SPeter UjfalusiOptional properties:
51*32fdb624SPeter Ujfalusi- max-memory-bandwidth: Input memory (from main memory to dispc) bandwidth limit
52*32fdb624SPeter Ujfalusi			in bytes per second
53*32fdb624SPeter Ujfalusi
54*32fdb624SPeter Ujfalusi
55efdbd734SRob HerringHDMI
56efdbd734SRob Herring----
57efdbd734SRob Herring
58efdbd734SRob HerringRequired properties:
59efdbd734SRob Herring- compatible: "ti,dra7-hdmi"
60efdbd734SRob Herring- reg: addresses and lengths of the register spaces for 'wp', 'pll', 'phy',
61efdbd734SRob Herring       'core'
62efdbd734SRob Herring- reg-names: "wp", "pll", "phy", "core"
63efdbd734SRob Herring- interrupts: the HDMI interrupt line
64efdbd734SRob Herring- ti,hwmods: "dss_hdmi"
65efdbd734SRob Herring- vdda-supply: vdda power supply
66efdbd734SRob Herring- clocks: handles to fclk and pll clock
67efdbd734SRob Herring- clock-names: "fck", "sys_clk"
68efdbd734SRob Herring
69efdbd734SRob HerringOptional nodes:
70efdbd734SRob Herring- Video port for HDMI output
71efdbd734SRob Herring
72efdbd734SRob HerringHDMI Endpoint optional properties:
73efdbd734SRob Herring- lanes: list of 8 pin numbers for the HDMI lanes: CLK+, CLK-, D0+, D0-,
74efdbd734SRob Herring  D1+, D1-, D2+, D2-. (default: 0,1,2,3,4,5,6,7)
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