[PATCH RFT 2/5] iio: mxs-lradc: move TS config into suitable function

Torokhov dmitry.torokhov at gmail.com
Sun Apr 17 05:19:12 PDT 2016


On Sun, Apr 17, 2016 at 11:13:49AM +0100, Jonathan Cameron wrote:
> On 14/04/16 21:01, Marek Vasut wrote:
> > On 04/14/2016 05:48 PM, Stefan Wahren wrote:
> >> This patch moves the touchscreen type configuration into
> >> a more suitable function. Btw this simplifies PM ops later.
> >>
> >> Signed-off-by: Stefan Wahren <stefan.wahren at i2se.com>
> > 
> > Looks OK
> > 
> > Reviewed-by: Marek Vasut <marex at denx.de>
> Please do CC Dmitry and linux-input on any patches 'touching' the
> touchscreen parts of the driver.  I'm happy this one is simple
> enough to apply anyway, but best to make sure everyone is in the
> loop.

FWIW:

Acked-by: Dmitry Torokhov <dmitry.torokhov at gmail.com>

> 
> Something a little odd happened when applying the patch.  Automerging
> failed so I did it by hand. Not sure what had changed!
> 
> Anyhow, please sanity check I haven't messed it up.
> 
> Applied to the togreg branch of iio.git - initially pushed out as
> testing for the autobuilders to play with it.
> 
> Thanks,
> 
> 
> Jonathan
> > 
> >> ---
> >>  drivers/iio/adc/mxs-lradc.c |   21 +++++++++++----------
> >>  1 file changed, 11 insertions(+), 10 deletions(-)
> >>
> >> diff --git a/drivers/iio/adc/mxs-lradc.c b/drivers/iio/adc/mxs-lradc.c
> >> index 0576953..7118fca 100644
> >> --- a/drivers/iio/adc/mxs-lradc.c
> >> +++ b/drivers/iio/adc/mxs-lradc.c
> >> @@ -686,6 +686,17 @@ static void mxs_lradc_prepare_pressure(struct mxs_lradc *lradc)
> >>  
> >>  static void mxs_lradc_enable_touch_detection(struct mxs_lradc *lradc)
> >>  {
> >> +	/* Configure the touchscreen type */
> >> +	if (lradc->soc == IMX28_LRADC) {
> >> +		mxs_lradc_reg_clear(lradc, LRADC_CTRL0_MX28_TOUCH_SCREEN_TYPE,
> >> +				    LRADC_CTRL0);
> >> +
> >> +		if (lradc->use_touchscreen == MXS_LRADC_TOUCHSCREEN_5WIRE)
> >> +			mxs_lradc_reg_set(lradc,
> >> +					  LRADC_CTRL0_MX28_TOUCH_SCREEN_TYPE,
> >> +					  LRADC_CTRL0);
> >> +	}
> >> +
> >>  	mxs_lradc_setup_touch_detection(lradc);
> >>  
> >>  	lradc->cur_plate = LRADC_TOUCH;
> >> @@ -1491,16 +1502,6 @@ static int mxs_lradc_hw_init(struct mxs_lradc *lradc)
> >>  	mxs_lradc_reg_wrt(lradc, 0, LRADC_DELAY(2));
> >>  	mxs_lradc_reg_wrt(lradc, 0, LRADC_DELAY(3));
> >>  
> >> -	/* Configure the touchscreen type */
> >> -	if (lradc->soc == IMX28_LRADC) {
> >> -		mxs_lradc_reg_clear(lradc, LRADC_CTRL0_MX28_TOUCH_SCREEN_TYPE,
> >> -				    LRADC_CTRL0);
> >> -
> >> -	if (lradc->use_touchscreen == MXS_LRADC_TOUCHSCREEN_5WIRE)
> >> -		mxs_lradc_reg_set(lradc, LRADC_CTRL0_MX28_TOUCH_SCREEN_TYPE,
> >> -				  LRADC_CTRL0);
> >> -	}
> >> -
> >>  	/* Start internal temperature sensing. */
> >>  	mxs_lradc_reg_wrt(lradc, 0, LRADC_CTRL2);
> >>  
> >>
> > 
> > 
> 

-- 
Dmitry



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