[PATCH v2] ASoC: wm8962: Relax bit clock divider searching

Charles Keepax ckeepax at opensource.cirrus.com
Mon Mar 8 10:46:52 CET 2021


On Mon, Mar 08, 2021 at 10:34:37AM +0800, Shengjiu Wang wrote:
> With S20_3LE format case, the sysclk = rate * 384,
> the bclk = rate * 20 * 2, there is no proper bclk divider
> for 384 / 40, because current condition needs exact match.
> So driver fails to configure the clocking:
> 
> wm8962 3-001a: Unsupported BCLK ratio 9
> 
> Fix this by relaxing bitclk divider searching, so that when
> no exact value can be derived from sysclk pick the closest
> value greater than expected bitclk.
> 
> Signed-off-by: Shengjiu Wang <shengjiu.wang at nxp.com>
> Reviewed-by: Daniel Baluta <daniel.baluta at nxp.com>
> ---

Acked-by: Charles Keepax <ckeepax at opensource.cirrus.com>

Thanks,
Charles


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