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Documentation / devicetree / bindings / sound / nvidia,tegra20-ac97.txt




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Based on kernel version 3.13. Page generated on 2014-01-20 22:01 EST.

1	NVIDIA Tegra 20 AC97 controller
2	
3	Required properties:
4	- compatible : "nvidia,tegra20-ac97"
5	- reg : Should contain AC97 controller registers location and length
6	- interrupts : Should contain AC97 interrupt
7	- nvidia,dma-request-selector : The Tegra DMA controller's phandle and
8	  request selector for the AC97 controller
9	- nvidia,codec-reset-gpio : The Tegra GPIO controller's phandle and the number
10	  of the GPIO used to reset the external AC97 codec
11	- nvidia,codec-sync-gpio : The Tegra GPIO controller's phandle and the number
12	  of the GPIO corresponding with the AC97 DAP _FS line
13	Example:
14	
15	ac97@70002000 {
16		compatible = "nvidia,tegra20-ac97";
17		reg = <0x70002000 0x200>;
18		interrupts = <0 81 0x04>;
19		nvidia,dma-request-selector = <&apbdma 12>;
20		nvidia,codec-reset-gpio = <&gpio 170 0>;
21		nvidia,codec-sync-gpio = <&gpio 120 0>;
22	};
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