[alsa-devel] [PATCH 06/10] ASoC: dt-bindings: Document dl_mask property
daniel.baluta at gmail.com
Thu Jul 25 16:08:18 AEST 2019
On Thu, Jul 25, 2019 at 2:14 AM Nicolin Chen <nicoleotsuka at gmail.com> wrote:
> On Mon, Jul 22, 2019 at 03:48:29PM +0300, Daniel Baluta wrote:
> > SAI supports up to 8 data lines. This property let the user
> > configure how many data lines should be used per transfer
> > direction (Tx/Rx).
> > Signed-off-by: Daniel Baluta <daniel.baluta at nxp.com>
> > ---
> > Documentation/devicetree/bindings/sound/fsl-sai.txt | 5 +++++
> > 1 file changed, 5 insertions(+)
> > diff --git a/Documentation/devicetree/bindings/sound/fsl-sai.txt b/Documentation/devicetree/bindings/sound/fsl-sai.txt
> > index 2e726b983845..59f4d965a5fb 100644
> > --- a/Documentation/devicetree/bindings/sound/fsl-sai.txt
> > +++ b/Documentation/devicetree/bindings/sound/fsl-sai.txt
> > @@ -49,6 +49,11 @@ Optional properties:
> > + - fsl,dl_mask : list of two integers (bitmask, first for RX, second
> Not quite in favor of the naming here; And this patch should
> be sent to the devicetree maillist and add DT maintainers --
> they would give some good naming advice.
> From my point of view, I feel, since data lines are enabled
> consecutively, probably it'd be clear just to have something
> like "fsl,num-datalines = <2 2>", corresponding to "dl_mask
> = <0x3 0x3>". I believe there're examples in the existing DT
> bindings, so let's see how others suggest.
Your suggestion looks good to me. Anyhow, after reading again the
documentation it seems that datalines are not always required to
The need to be consecutive only when FIFO combine mode is enabled.
Will fix the documentation in the next version.
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