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ASoC: stm32: Add S/PDIF to SAI bindings

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Add S/PDIF IEC6958 protocol support to STM32 SAI bindings.

Signed-off-by: olivier moysan <olivier.moysan@st.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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Olivier Moysan 2018-02-19 16:00:35 +01:00 committed by Mark Brown
parent 8596c5c36c
commit 994f46610b
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6
Documentation/devicetree/bindings/sound/st,stm32-sai.txt
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@ -45,6 +45,12 @@ SAI subnodes Optional properties:
This property sets SAI sub-block as slave of another SAI sub-block.
Must contain the phandle and index of the sai sub-block providing
the synchronization.
- st,iec60958: support S/PDIF IEC6958 protocol for playback
IEC60958 protocol is not available for capture.
By default, custom protocol is assumed, meaning that protocol is
configured according to protocol defined in related DAI link node,
such as i2s, left justified, right justified, dsp and pdm protocols.
Note: ac97 protocol is not supported by SAI driver
The device node should contain one 'port' child node with one child 'endpoint'
node, according to the bindings defined in Documentation/devicetree/bindings/