linux-zen-desktop/Documentation/devicetree/bindings/display/ti/ti,omap3-dss.txt

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2023-08-30 17:31:07 +02:00
Texas Instruments OMAP3 Display Subsystem
=========================================
See Documentation/devicetree/bindings/display/ti/ti,omap-dss.txt for generic
description about OMAP Display Subsystem bindings.
DSS Core
--------
Required properties:
- compatible: "ti,omap3-dss"
- reg: address and length of the register space
- ti,hwmods: "dss_core"
- clocks: handle to fclk
- clock-names: "fck"
Optional nodes:
- Video ports:
- Port 0: DPI output
- Port 1: SDI output
DPI Endpoint required properties:
- data-lines: number of lines used
SDI Endpoint required properties:
- datapairs: number of datapairs used
DISPC
-----
Required properties:
- compatible: "ti,omap3-dispc"
- reg: address and length of the register space
- ti,hwmods: "dss_dispc"
- interrupts: the DISPC interrupt
- clocks: handle to fclk
- clock-names: "fck"
Optional properties:
- max-memory-bandwidth: Input memory (from main memory to dispc) bandwidth limit
in bytes per second
RFBI
----
Required properties:
- compatible: "ti,omap3-rfbi"
- reg: address and length of the register space
- ti,hwmods: "dss_rfbi"
- clocks: handles to fclk and iclk
- clock-names: "fck", "ick"
VENC
----
Required properties:
- compatible: "ti,omap3-venc"
- reg: address and length of the register space
- ti,hwmods: "dss_venc"
- vdda-supply: power supply for DAC
- clocks: handle to fclk
- clock-names: "fck"
VENC Endpoint required properties:
- ti,invert-polarity: invert the polarity of the video signal
- ti,channels: 1 for composite, 2 for s-video
DSI
---
Required properties:
- compatible: "ti,omap3-dsi"
- reg: addresses and lengths of the register spaces for 'proto', 'phy' and 'pll'
- reg-names: "proto", "phy", "pll"
- interrupts: the DSI interrupt line
- ti,hwmods: "dss_dsi1"
- vdd-supply: power supply for DSI
- clocks: handles to fclk and pll clock
- clock-names: "fck", "sys_clk"
DSI Endpoint required properties:
- lanes: list of pin numbers for the DSI lanes: CLK+, CLK-, DATA0+, DATA0-,
DATA1+, DATA1-, ...