Re: [PATCH 1/2] media: i2c: ov5640: Enable data pins on startup for DVP mode

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Hi Laurent,

Thank you for the review.

On Fri, Jul 31, 2020 at 4:27 PM Laurent Pinchart
<laurent.pinchart@xxxxxxxxxxxxxxxx> wrote:
>
> Hi Prabhakar,
>
> Thank you for the patch.
>
> On Fri, Jul 31, 2020 at 10:24:46AM +0100, Lad Prabhakar wrote:
<snip>
> > +                      * - 6:         VSYNC output enable
> > +                      * - 5:         HREF output enable
> > +                      * - 4:         PCLK output enable
> > +                      * - [3:0]:     D[9:6] output enable
> > +                      */
> > +                     ret = ov5640_write_reg(sensor, OV5640_REG_PAD_OUTPUT_ENABLE01, 0x7f);
> > +                     if (ret)
> > +                             goto power_off;
> >
> > -             /* Give lanes some time to coax into LP11 state. */
> > -             usleep_range(500, 1000);
> > +                     /*
> > +                      * enable D[5:0] DVP data lines
> > +                      *
> > +                      * PAD OUTPUT ENABLE 02
> > +                      * - [7:2]:     D[5:0] output enable
> > +                      */
> > +                     ret = ov5640_write_reg(sensor, OV5640_REG_PAD_OUTPUT_ENABLE02, 0xfc);
> > +                     if (ret)
> > +                             goto power_off;
> > +             }
>
> I'd split this to two separate functions, one for CSI-2, one for
> parallel, as this is getting difficult to read.
>
Sure I'll split this up in v2..

Cheers,
Prabhakar

> >
> >       } else {
> >               if (sensor->ep.bus_type == V4L2_MBUS_CSI2_DPHY) {
>
> --
> Regards,
>
> Laurent Pinchart



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