Re: [RFC PATCH 04/16] ASoC: Intel: sof-pcm512x: detect Hifiberry DAC+ PRO

On Thu, Apr 09, 2020 at 02:58:29PM -0500, Pierre-Louis Bossart wrote:

Try to detect HifiBerry 44.1 and 48kHz oscillators on codec init

...

• ctx->sclk = devm_clk_get(rtd->card->dev, "sclk");

Is this in the bindings?

• if (IS_ERR(ctx->sclk)) {

• dev_info(dev, "Could not get SCLK, will operate in SOC master mode\n");
  

Sounds like devm_clk_get_optional().

• goto skip_dacpro;
  

• }