Hi Jonathan, > -----Original Message----- > From: Jonathan Cameron <jic23@xxxxxxxxxx> > Sent: Sunday 29 November 2020 1:15 PM > To: Michal Simek <michals@xxxxxxxxxx> > Cc: Lars-Peter Clausen <lars@xxxxxxxxxx>; Peter Meerwald-Stadler > <pmeerw@xxxxxxxxxx>; linux-iio@xxxxxxxxxxxxxxx; Anand Ashok Dumbre > <ANANDASH@xxxxxxxxxx> > Subject: Re: [PATCH 2/2] iio: xilinx-xadc: Add basic support for Ultrascale > System Monitor > > On Thu, 24 Sep 2020 08:08:31 +0200 > Michal Simek <michal.simek@xxxxxxxxxx> wrote: > > > Hi, +Anand, > > > > On 23. 09. 20 22:47, Jonathan Cameron wrote: > > > On Tue, 22 Sep 2020 15:46:24 +0200 > > > Lars-Peter Clausen <lars@xxxxxxxxxx> wrote: > > > > > >> The xilinx-xadc IIO driver currently has support for the XADC in > > >> the Xilinx > > >> 7 series FPGAs. The system-monitor is the equivalent to the XADC in > > >> the Xilinx UltraScale and UltraScale+ FPGAs. > > >> > > >> The IP designers did a good job at maintaining backwards > > >> compatibility and only minor changes are required to add basic > > >> support for the system-monitor core. > > >> > > >> The non backwards compatible changes are: > > >> * Register map offset was moved from 0x200 to 0x400 > > >> * Only one ADC compared to two in the XADC > > >> * 10 bit ADC instead of 12 bit ADC > > >> * Two of the channels monitor different supplies > > >> > > >> Add the necessary logic to accommodate these changes to support the > > >> system-monitor in the XADC driver. > > >> > > >> Note that this patch does not include support for some new features > > >> found in the system-monitor like additional alarms, user supply > > >> monitoring and secondary system-monitor access. This might be added > at a later time. > > >> > > >> Signed-off-by: Lars-Peter Clausen <lars@xxxxxxxxxx> > > > > > > Very nice. Will let this sit on the mailing list a bit longer but > > > looks good to me. > > > > FYI: I have asked Anand to take a look at it and retest. > > > > Thanks, > > Michal > > > Hi Michal / Anand, > > Any feedback on this one? > > Thanks > > Jonathan > > p.s. I'm just ploughing through my older emails and had this one marked as > waiting for a reply. > I have planned it for this week. I will have some comments in a couple of days. Thanks, Anand
