On Thu, Oct 08, 2015 at 08:40:08PM +0800, Sugar Zhang wrote: > +++ b/Documentation/devicetree/bindings/sound/rockchip-i2s.txt > @@ -21,6 +21,7 @@ Required properties: > - clock-names: should contain followings: > - "i2s_hclk": clock for I2S BUS > - "i2s_clk" : clock for I2S controller > +- rockchip,capture-channels: max capture channels, if not set, 2 channels default. If this can not be set then it's an optional property, not a required property, and should be in the optional properties section. Please send a followup patch fixing that. -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 473 bytes Desc: not available URL: <http://lists.infradead.org/pipermail/linux-rockchip/attachments/20151023/9b9773ea/attachment.sig>