xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/sound/nvidia,tegra30-i2s.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593SmuzhiyunNVIDIA Tegra30 I2S controller
2*4882a593Smuzhiyun
3*4882a593SmuzhiyunRequired properties:
4*4882a593Smuzhiyun- compatible : For Tegra30, must contain "nvidia,tegra30-i2s".  For Tegra124,
5*4882a593Smuzhiyun  must contain "nvidia,tegra124-i2s".  Otherwise, must contain
6*4882a593Smuzhiyun  "nvidia,<chip>-i2s" plus at least one of the above, where <chip> is
7*4882a593Smuzhiyun  tegra114 or tegra132.
8*4882a593Smuzhiyun- reg : Should contain I2S registers location and length
9*4882a593Smuzhiyun- clocks : Must contain one entry, for the module clock.
10*4882a593Smuzhiyun  See ../clocks/clock-bindings.txt for details.
11*4882a593Smuzhiyun- resets : Must contain an entry for each entry in reset-names.
12*4882a593Smuzhiyun  See ../reset/reset.txt for details.
13*4882a593Smuzhiyun- reset-names : Must include the following entries:
14*4882a593Smuzhiyun  - i2s
15*4882a593Smuzhiyun- nvidia,ahub-cif-ids : The list of AHUB CIF IDs for this port, rx (playback)
16*4882a593Smuzhiyun  first, tx (capture) second. See nvidia,tegra30-ahub.txt for values.
17*4882a593Smuzhiyun
18*4882a593SmuzhiyunExample:
19*4882a593Smuzhiyun
20*4882a593Smuzhiyuni2s@70080300 {
21*4882a593Smuzhiyun	compatible = "nvidia,tegra30-i2s";
22*4882a593Smuzhiyun	reg = <0x70080300 0x100>;
23*4882a593Smuzhiyun	nvidia,ahub-cif-ids = <4 4>;
24*4882a593Smuzhiyun	clocks = <&tegra_car 11>;
25*4882a593Smuzhiyun	resets = <&tegra_car 11>;
26*4882a593Smuzhiyun	reset-names = "i2s";
27*4882a593Smuzhiyun};
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