linux-sg2042/Documentation/devicetree/bindings/sound/nvidia,tegra30-i2s.txt

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NVIDIA Tegra30 I2S controller
Required properties:
- compatible : For Tegra30, must contain "nvidia,tegra30-i2s". For Tegra124,
must contain "nvidia,tegra124-i2s". Otherwise, must contain
"nvidia,<chip>-i2s" plus at least one of the above, where <chip> is
tegra114 or tegra132.
- reg : Should contain I2S registers location and length
- clocks : Must contain one entry, for the module clock.
See ../clocks/clock-bindings.txt for details.
- resets : Must contain an entry for each entry in reset-names.
See ../reset/reset.txt for details.
- reset-names : Must include the following entries:
- i2s
- nvidia,ahub-cif-ids : The list of AHUB CIF IDs for this port, rx (playback)
first, tx (capture) second. See nvidia,tegra30-ahub.txt for values.
Example:
i2s@70080300 {
compatible = "nvidia,tegra30-i2s";
reg = <0x70080300 0x100>;
nvidia,ahub-cif-ids = <4 4>;
clocks = <&tegra_car 11>;
resets = <&tegra_car 11>;
reset-names = "i2s";
};