On Mon, Feb 5, 2018 at 4:44 PM, Sylwester Nawrocki <s.nawrocki@xxxxxxxxxxx> wrote: > The #sound-dai-cells property might be helpful in selecting primary > or secondary CPU DAI and it's already present in i2s nodes for some > exynos SoCs so let's add it to the DT binding documentation. The description above looks like you are documenting existing optional property but you added it as a required property. Best regards, Krzysztof > > Signed-off-by: Sylwester Nawrocki <s.nawrocki@xxxxxxxxxxx> > --- > Documentation/devicetree/bindings/sound/samsung-i2s.txt | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/Documentation/devicetree/bindings/sound/samsung-i2s.txt b/Documentation/devicetree/bindings/sound/samsung-i2s.txt > index 5d7bb2735824..dd1b6e329941 100644 > --- a/Documentation/devicetree/bindings/sound/samsung-i2s.txt > +++ b/Documentation/devicetree/bindings/sound/samsung-i2s.txt > @@ -54,6 +54,9 @@ in the IIS Multi Audio Interface. > Note: Old DTs may not have the #clock-cells property and then not use the I2S > node as a clock supplier. > > + - #sound-dai-cells: should be 1. > + > + > Optional SoC Specific Properties: > > - samsung,idma-addr: Internal DMA register base address of the audio > @@ -79,4 +82,5 @@ i2s0: i2s@3830000 { > samsung,idma-addr = <0x03000000>; > pinctrl-names = "default"; > pinctrl-0 = <&i2s0_bus>; > + #sound-dai-cells = <1>; > }; > -- > 2.14.2 > -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html