Re: [PATCHv1 1/2] rx51_battery: convert to iio consumer

[Sebastian Reichel <sre@debian.org>]

[-- Attachment #1: Type: text/plain, Size: 1599 bytes --]

Hi,

On Tue, Mar 04, 2014 at 10:20:32PM +0100, Belisko Marek wrote:
> On Sat, Mar 1, 2014 at 12:22 AM, Sebastian Reichel <sre@debian.org> wrote:
> > On Fri, Feb 28, 2014 at 11:32:22PM +0100, Belisko Marek wrote:
> >> Seems I found issue. I have missing property ti,system-uses-second-madc-irq
> >> as original twl4030_madc_battery used SW2 but this change doesn't fix completely
> >> the problem.
> >
> > I remember adding this property because you requested it :) Good to
> > know, that its really needed.
> >
> >> What it fixed completely is change:
> >> -       req.raw = !(mask == IIO_CHAN_INFO_PROCESSED);
> >> +       req.raw = 0;//!(mask == IIO_CHAN_INFO_PROCESSED);
> >
> > ok, that figures it. Instead of changing the twl4030-madc driver
> > you should change the twl4030-madc-battery driver. You currently
> > call iio_read_channel_raw(), which gives you raw values. Your
> > driver wants processed data from twl4030-madc, so you should use
> > iio_read_channel_processed() instead.
> Yes this helps but also not completely :(. twl4030_madc_battery using
> chanel 1, 10, 12. Channel 1 and 10 have flag IIO_CHAN_INFO_PROCESSED
> set but channel 12 not and values from channel 12 are read as raw which is not
> what I want.

mh. I should have added IIO_CHAN_INFO_PROCESSED for all channels
and not just for current & temperature special cases.

I will send an updated patchset.

> Can I simply add IIO_CHAN_INFO_PROCESSED also to channel 12?

Yes, but if you wait some minutes you can use my updated
twl4030-madc patchset. This way you can add your Tested-by
once its working.

-- Sebastian

[-- Attachment #2: Digital signature --]
[-- Type: application/pgp-signature, Size: 819 bytes --]