[alsa-devel] [PATCH v3 2/9] ASoC: sun4i-i2s: Add regmap field to sign extend sample

[Chen-Yu Tsai]

On Fri, Dec 21, 2018 at 11:21 PM <codekipper at gmail.com> wrote:
>
> From: Marcus Cooper <codekipper at gmail.com>
>
> On the newer SoCs this is set by default to transfer a 0 after
> each sample in each slot. Add the regmap field to configure this
> and set it so that it pads the sample with 0s.
>
> Signed-off-by: Marcus Cooper <codekipper at gmail.com>

The code matches the description, however I lack the in depth
knowledge to understand the difference.

ChenYu