A parameter description for the interruptions of the I2S controller was added. This interrupt parameter should only be set when I2S does not have DMA support.
Signed-off-by: Jose Abreu <[email protected]> Cc: Carlos Palminha <[email protected]> Cc: Mark Brown <[email protected]> Cc: Liam Girdwood <[email protected]> Cc: Jaroslav Kysela <[email protected]> Cc: Takashi Iwai <[email protected]> Cc: Rob Herring <[email protected]> Cc: Alexey Brodkin <[email protected]> Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] --- Changes v6 -> v7: * interrupts is now optional property No changes v5 -> v6. Changes v4 -> v5: * interrupts is now required property * Drop 'snps-use-dmaengine' property This patch was only introduced in v4. Documentation/devicetree/bindings/sound/designware-i2s.txt | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/sound/designware-i2s.txt b/Documentation/devicetree/bindings/sound/designware-i2s.txt index 7bb5424..6a536d5 100644 --- a/Documentation/devicetree/bindings/sound/designware-i2s.txt +++ b/Documentation/devicetree/bindings/sound/designware-i2s.txt @@ -12,6 +12,10 @@ Required properties: one for receive. - dma-names : "tx" for the transmit channel, "rx" for the receive channel. +Optional properties: + - interrupts: The interrupt line number for the I2S controller. Add this + parameter if the I2S controller that you are using does not support DMA. + For more details on the 'dma', 'dma-names', 'clock' and 'clock-names' properties please check: * resource-names.txt -- 1.9.1
