| Texas Instruments DRA7x 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,dra7-dss" |
| - reg: address and length of the register spaces for 'dss' |
| - ti,hwmods: "dss_core" |
| - clocks: handle to fclk |
| - clock-names: "fck" |
| - syscon: phandle to control module core syscon node |
| |
| Optional properties: |
| |
| Some DRA7xx SoCs have one dedicated video PLL, some have two. These properties |
| can be used to describe the video PLLs: |
| |
| - reg: address and length of the register spaces for 'pll1_clkctrl', |
| 'pll1', 'pll2_clkctrl', 'pll2' |
| - clocks: handle to video1 pll clock and video2 pll clock |
| - clock-names: "video1_clk" and "video2_clk" |
| |
| Required nodes: |
| - DISPC |
| |
| Optional nodes: |
| - DSS Submodules: HDMI |
| - Video port for DPI output |
| |
| DPI Endpoint required properties: |
| - data-lines: number of lines used |
| |
| |
| DISPC |
| ----- |
| |
| Required properties: |
| - compatible: "ti,dra7-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 |
| |
| |
| HDMI |
| ---- |
| |
| Required properties: |
| - compatible: "ti,dra7-hdmi" |
| - reg: addresses and lengths of the register spaces for 'wp', 'pll', 'phy', |
| 'core' |
| - reg-names: "wp", "pll", "phy", "core" |
| - interrupts: the HDMI interrupt line |
| - ti,hwmods: "dss_hdmi" |
| - vdda-supply: vdda power supply |
| - clocks: handles to fclk and pll clock |
| - clock-names: "fck", "sys_clk" |
| |
| Optional nodes: |
| - Video port for HDMI output |
| |
| HDMI Endpoint optional properties: |
| - lanes: list of 8 pin numbers for the HDMI lanes: CLK+, CLK-, D0+, D0-, |
| D1+, D1-, D2+, D2-. (default: 0,1,2,3,4,5,6,7) |