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[karo-tx-linux.git] / Documentation / devicetree / bindings / drm / tilcdc / tilcdc.txt
1 Device-Tree bindings for tilcdc DRM driver
2
3 Required properties:
4  - compatible: value should be "ti,am33xx-tilcdc".
5  - interrupts: the interrupt number
6  - reg: base address and size of the LCDC device
7
8 Recommended properties:
9  - interrupt-parent: the phandle for the interrupt controller that
10    services interrupts for this device.
11  - ti,hwmods: Name of the hwmod associated to the LCDC
12
13 Optional properties:
14  - max-bandwidth: The maximum pixels per second that the memory
15    interface / lcd controller combination can sustain
16  - max-width: The maximum horizontal pixel width supported by
17    the lcd controller.
18  - max-pixelclock: The maximum pixel clock that can be supported
19    by the lcd controller in KHz.
20
21 Optional nodes:
22
23  - port/ports: to describe a connection to an external encoder. The
24    binding follows Documentation/devicetree/bindings/graph.txt and
25    suppors a single port with a single endpoint.
26
27 Example:
28
29         fb: fb@4830e000 {
30                 compatible = "ti,am33xx-tilcdc";
31                 reg = <0x4830e000 0x1000>;
32                 interrupt-parent = <&intc>;
33                 interrupts = <36>;
34                 ti,hwmods = "lcdc";
35
36                 port {
37                         lcdc_0: endpoint@0 {
38                                 remote-endpoint = <&hdmi_0>;
39                         };
40                 };
41         };
42
43         tda19988: tda19988 {
44                 compatible = "nxp,tda998x";
45                 reg = <0x70>;
46
47                 pinctrl-names = "default", "off";
48                 pinctrl-0 = <&nxp_hdmi_bonelt_pins>;
49                 pinctrl-1 = <&nxp_hdmi_bonelt_off_pins>;
50
51                 port {
52                         hdmi_0: endpoint@0 {
53                                 remote-endpoint = <&lcdc_0>;
54                         };
55                 };
56         };