xref: /freebsd/sys/contrib/device-tree/Bindings/sound/nvidia,tegra30-i2s.txt (revision e8d8bef961a50d4dc22501cde4fb9fb0be1b2532)
1NVIDIA Tegra30 I2S controller
2
3Required properties:
4- compatible : For Tegra30, must contain "nvidia,tegra30-i2s".  For Tegra124,
5  must contain "nvidia,tegra124-i2s".  Otherwise, must contain
6  "nvidia,<chip>-i2s" plus at least one of the above, where <chip> is
7  tegra114 or tegra132.
8- reg : Should contain I2S registers location and length
9- clocks : Must contain one entry, for the module clock.
10  See ../clocks/clock-bindings.txt for details.
11- resets : Must contain an entry for each entry in reset-names.
12  See ../reset/reset.txt for details.
13- reset-names : Must include the following entries:
14  - i2s
15- nvidia,ahub-cif-ids : The list of AHUB CIF IDs for this port, rx (playback)
16  first, tx (capture) second. See nvidia,tegra30-ahub.txt for values.
17
18Example:
19
20i2s@70080300 {
21	compatible = "nvidia,tegra30-i2s";
22	reg = <0x70080300 0x100>;
23	nvidia,ahub-cif-ids = <4 4>;
24	clocks = <&tegra_car 11>;
25	resets = <&tegra_car 11>;
26	reset-names = "i2s";
27};
28