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Diffstat (limited to 'kernel/Documentation/devicetree/bindings/sound/nvidia,tegra30-i2s.txt')
| -rw-r--r-- | kernel/Documentation/devicetree/bindings/sound/nvidia,tegra30-i2s.txt | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/kernel/Documentation/devicetree/bindings/sound/nvidia,tegra30-i2s.txt b/kernel/Documentation/devicetree/bindings/sound/nvidia,tegra30-i2s.txt new file mode 100644 index 000000000..38caa936f --- /dev/null +++ b/kernel/Documentation/devicetree/bindings/sound/nvidia,tegra30-i2s.txt @@ -0,0 +1,27 @@ +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"; +}; |