Re: [alsa-devel] [PATCH v2 1/2] mfd: arizona: Add support for INn_Mode register control

From: Inha Song
Date: Mon Aug 25 2014 - 05:20:12 EST


Hi Lee,

On Thu, 21 Aug 2014 13:12:19 +0100
Lee Jones <lee.jones@xxxxxxxxxx> wrote:

> On Wed, 13 Aug 2014, Inha Song wrote:
>
> > Some boards need to set the INn_MODE[1:0] register to change
> > the input signal patch. This wlf,inmode property is optional.
> > If present values must be specified by the number of
> > ARIZONA_MAX_INPUT.
> >
> > Example:
> > - wlf,inmode = <2 0 2 0>; /* IN1, IN3 use DMIC */
> >
> > Signed-off-by: Inha Song <ideal.song@xxxxxxxxxxx>
> > ---
> > drivers/mfd/arizona-core.c | 11 ++++++++++-
> > 1 file changed, 10 insertions(+), 1 deletion(-)
>
> This is going to require a DT Ack.
>
> Is [2/2] adding the documentation? I can't easily go and look because
> you send the patch-set unthreaded. Please thread patch-sets. See
> the man page for `git send-email` for more information.
>

Sorry, I will resend this patch set to use "git send email".

Best regards,
Inha Song.

> > diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c
> > index 10a0cb9..2b68ccd 100644
> > --- a/drivers/mfd/arizona-core.c
> > +++ b/drivers/mfd/arizona-core.c
> > @@ -534,7 +534,7 @@ EXPORT_SYMBOL_GPL(arizona_of_get_named_gpio);
> > static int arizona_of_get_core_pdata(struct arizona *arizona)
> > {
> > struct arizona_pdata *pdata = &arizona->pdata;
> > - int ret, i;
> > + int ret, i, proplen;
> >
> > pdata->reset = arizona_of_get_named_gpio(arizona, "wlf,reset", true);
> >
> > @@ -560,6 +560,15 @@ static int arizona_of_get_core_pdata(struct arizona *arizona)
> > ret);
> > }
> >
> > + proplen = of_property_count_u32_elems(arizona->dev->of_node,
> > + "wlf,inmode");
> > + if (proplen > 0 && proplen <= ARRAY_SIZE(arizona->pdata.inmode)) {
> > + for (i = 0; i < proplen; i++)
> > + of_property_read_u32_index(arizona->dev->of_node,
> > + "wlf,inmode", i,
> > + &arizona->pdata.inmode[i]);
> > + }
> > +
> > return 0;
> > }
> >
>
> --
> Lee Jones
> Linaro STMicroelectronics Landing Team Lead
> Linaro.org â Open source software for ARM SoCs
> Follow Linaro: Facebook | Twitter | Blog
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