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ASoC: pxa: pxa-ssp: add DT bindings

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The pxa ssp DAI acts as a user of a pxa ssp port, and needs an
appropriate 'port' phandle in DT to reference the upstream.

Signed-off-by: Daniel Mack <zonque@gmail.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Daniel Mack 2013-08-12 10:42:38 +02:00 • committed by Mark Brown
parent 4210606b19
commit 2023c90c3a
2 changed files with 59 additions and 6 deletions
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28
Documentation/devicetree/bindings/sound/mrvl,pxa-ssp.txt Normal file
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Marvell PXA SSP CPU DAI bindings
Required properties:
compatible Must be "mrvl,pxa-ssp-dai"
port A phandle reference to a PXA ssp upstream device
Example:
/* upstream device */
ssp0: ssp@41000000 {
compatible = "mrvl,pxa3xx-ssp";
reg = <0x41000000 0x40>;
interrupts = <24>;
clock-names = "pxa27x-ssp.0";
dmas = <&dma 13
&dma 14>;
dma-names = "rx", "tx";
};
/* DAI as user */
ssp_dai0: ssp_dai@0 {
compatible = "mrvl,pxa-ssp-dai";
port = <&ssp0>;
};