1609dad9bSLucas StachNVIDIA Tegra 20 AC97 controller
2609dad9bSLucas Stach
3609dad9bSLucas StachRequired properties:
4609dad9bSLucas Stach- compatible : "nvidia,tegra20-ac97"
5609dad9bSLucas Stach- reg : Should contain AC97 controller registers location and length
6609dad9bSLucas Stach- interrupts : Should contain AC97 interrupt
707999587SStephen Warren- resets : Must contain an entry for each entry in reset-names.
807999587SStephen Warren  See ../reset/reset.txt for details.
907999587SStephen Warren- reset-names : Must include the following entries:
1007999587SStephen Warren  - ac97
11ed520c90SStephen Warren- dmas : Must contain an entry for each entry in clock-names.
12ed520c90SStephen Warren  See ../dma/dma.txt for details.
13ed520c90SStephen Warren- dma-names : Must include the following entries:
14ed520c90SStephen Warren  - rx
15ed520c90SStephen Warren  - tx
16ed520c90SStephen Warren- clocks : Must contain one entry, for the module clock.
17ed520c90SStephen Warren  See ../clocks/clock-bindings.txt for details.
18609dad9bSLucas Stach- nvidia,codec-reset-gpio : The Tegra GPIO controller's phandle and the number
19609dad9bSLucas Stach  of the GPIO used to reset the external AC97 codec
20609dad9bSLucas Stach- nvidia,codec-sync-gpio : The Tegra GPIO controller's phandle and the number
21609dad9bSLucas Stach  of the GPIO corresponding with the AC97 DAP _FS line
22d8f64797SStephen Warren
23609dad9bSLucas StachExample:
24609dad9bSLucas Stach
25609dad9bSLucas Stachac97@70002000 {
26609dad9bSLucas Stach	compatible = "nvidia,tegra20-ac97";
27609dad9bSLucas Stach	reg = <0x70002000 0x200>;
28609dad9bSLucas Stach	interrupts = <0 81 0x04>;
29609dad9bSLucas Stach	nvidia,codec-reset-gpio = <&gpio 170 0>;
30609dad9bSLucas Stach	nvidia,codec-sync-gpio = <&gpio 120 0>;
31d8f64797SStephen Warren	clocks = <&tegra_car 3>;
3207999587SStephen Warren	resets = <&tegra_car 3>;
3307999587SStephen Warren	reset-names = "ac97";
34ed520c90SStephen Warren	dmas = <&apbdma 12>, <&apbdma 12>;
35ed520c90SStephen Warren	dma-names = "rx", "tx";
36609dad9bSLucas Stach};
37