Re: [alsa-devel] [PATCH] sound: soc: fsl: Do not set DAI sysclk when it is equal to system freq

Hi Fabio,

On Tue, Sep 5, 2017 at 6:13 PM, Łukasz Majewski lukma@denx.de wrote:

...

&i2c1 { clock-frequency = <400000>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c1>; status = "okay";

     codec: tfa9879@6C {
             #sound-dai-cells = <0>;
             compatible = "tfa9879";

This codec seems to miss device tree support. Don't you need something like this?

--- a/sound/soc/codecs/tfa9879.c +++ b/sound/soc/codecs/tfa9879.c @@ -312,9 +312,15 @@ static const struct i2c_device_id tfa9879_i2c_id[] = { }; MODULE_DEVICE_TABLE(i2c, tfa9879_i2c_id);

+static const struct of_device_id tfa9879_of_match[] = {

•   { .compatible = "nxp,tfa9879", },
  

•   { }
  

+};

• static struct i2c_driver tfa9879_i2c_driver = { .driver = { .name = "tfa9879",

•           .of_match_table = tfa9879_of_match,
     },
     .probe = tfa9879_i2c_probe,
     .remove = tfa9879_i2c_remove,
  
  

Maybe it should be added, but the driver is probed via I2C "node" in dts.

I took the codec (tfa9879) driver as-is.