Re: [PATCHv5] staging/iio/adc: change the MXS touchscreen driver implementation

2013-09-23 Thread Jürgen Beisert
Hi Lothar, On Monday 23 September 2013 15:40:18 Lothar Waßmann wrote: > Jürgen Beisert writes: > > The i.MX28 manual says the LRADC delay unit is driven by a 2 kHz clock, > > but does not say what kind of clock it is (or is derived from). I guess > > now, this clock isn't enabled and thus the dela

Re: [PATCHv5] staging/iio/adc: change the MXS touchscreen driver implementation

2013-09-23 Thread Lothar Waßmann
Hi, Jürgen Beisert writes: > The i.MX28 manual says the LRADC delay unit is driven by a 2 kHz clock, but > does not say what kind of clock it is (or is derived from). I guess now, this > clock isn't enabled and thus the delay unit can't work. At least on the > MX28EVK. On your TX28 platform the

Re: [PATCHv5] staging/iio/adc: change the MXS touchscreen driver implementation

2013-09-23 Thread Jürgen Beisert
On Monday 23 September 2013 15:24:37 Jürgen Beisert wrote: > Hi Lothar, > > On Monday 23 September 2013 14:12:02 Lothar Waßmann wrote: > > [...] > > > > > @Lothar: What kernel revision did you use? I had to go back to 3.9 to > > > get a > > > > Current linux-next (3.12-rc1). > > Okay. > > > > work

Re: [PATCHv5] staging/iio/adc: change the MXS touchscreen driver implementation

2013-09-23 Thread Jürgen Beisert
Hi Lothar, On Monday 23 September 2013 14:12:02 Lothar Waßmann wrote: > [...] > > @Lothar: What kernel revision did you use? I had to go back to 3.9 to get > > a > > Current linux-next (3.12-rc1). Okay. > > working kernel on the MX28EVK. More recent vanilla kernels stop working > > (MMC and netw

Re: [PATCHv5] staging/iio/adc: change the MXS touchscreen driver implementation

2013-09-23 Thread Lothar Waßmann
Hi, Jürgen Beisert writes: > Hi Marek, > > On Monday 23 September 2013 09:55:58 Jürgen Beisert wrote: > > On Monday 23 September 2013 01:55:04 Marek Vasut wrote: > > > > The following series replaces the current busy loop touchscreen > > > > implementation for i.MX28/i.MX23 SoCs by a fully interr

Re: [PATCHv5] staging/iio/adc: change the MXS touchscreen driver implementation

2013-09-23 Thread Jürgen Beisert
Hi Marek, On Monday 23 September 2013 12:36:27 Marek Vasut wrote: > > [...] > > I also found an MX28EVK with a touchscreen here and: yes it does not work > > with the modified driver. But now I'm confused, because of Lothar's > > statement about the TX28 platform. > > > > @Lothar: What kernel revi

Re: [PATCHv5] staging/iio/adc: change the MXS touchscreen driver implementation

2013-09-23 Thread Marek Vasut
Dear Jürgen Beisert, > Hi Marek, > > On Monday 23 September 2013 09:55:58 Jürgen Beisert wrote: > > On Monday 23 September 2013 01:55:04 Marek Vasut wrote: > > > > The following series replaces the current busy loop touchscreen > > > > implementation for i.MX28/i.MX23 SoCs by a fully interrupt dr

Re: [PATCHv5] staging/iio/adc: change the MXS touchscreen driver implementation

2013-09-23 Thread Jürgen Beisert
Hi Marek, On Monday 23 September 2013 09:55:58 Jürgen Beisert wrote: > On Monday 23 September 2013 01:55:04 Marek Vasut wrote: > > > The following series replaces the current busy loop touchscreen > > > implementation for i.MX28/i.MX23 SoCs by a fully interrupt driven > > > implementation. > > > >

Re: [PATCHv5] staging/iio/adc: change the MXS touchscreen driver implementation

2013-09-23 Thread Lothar Waßmann
Hi, Jürgen Beisert writes: > Hi Marek, > > Seems the very first touch detection does not work. A colleague just told me, > we have an i.MX28 based hardware here and maybe a touchscreen from a > different > platform which maybe can be used with the i.MX28 platform. Stay tuned... > > > btw. the

Re: [PATCHv5] staging/iio/adc: change the MXS touchscreen driver implementation

2013-09-23 Thread Jürgen Beisert
Hi Marek, On Monday 23 September 2013 01:55:04 Marek Vasut wrote: > > The following series replaces the current busy loop touchscreen > > implementation for i.MX28/i.MX23 SoCs by a fully interrupt driven > > implementation. > > > > Since i.MX23 and i.MX28 silicon differs, the existing implementati

Re: [PATCHv5] staging/iio/adc: change the MXS touchscreen driver implementation

2013-09-22 Thread Marek Vasut
Dear Juergen Beisert, > The following series replaces the current busy loop touchscreen > implementation for i.MX28/i.MX23 SoCs by a fully interrupt driven > implementation. > > Since i.MX23 and i.MX28 silicon differs, the existing implementation can > be used for the i.MX28 SoC only. > > So, th

[PATCHv5] staging/iio/adc: change the MXS touchscreen driver implementation

2013-09-19 Thread Juergen Beisert
The following series replaces the current busy loop touchscreen implementation for i.MX28/i.MX23 SoCs by a fully interrupt driven implementation. Since i.MX23 and i.MX28 silicon differs, the existing implementation can be used for the i.MX28 SoC only. So, the first two patches of this series move