[PATCH 0/7 v2] OMAP: McSPI: Hwmod adaptation + runtime conversion
Kevin Hilman
khilman at deeprootsystems.com
Thu Dec 16 13:17:18 EST 2010
Hi Govindraj,
"Raja, Govindraj" <govindraj.raja at ti.com> writes:
> On Wed, Dec 15, 2010 at 9:42 PM, Kevin Hilman <khilman at deeprootsystems.com>
> wrote:
>
> "Govindraj.R" <govindraj.raja at ti.com> writes:
>
> > Changes invloves:
> > ----------------
> > 1) Addition of hwmod data for omap2/3/4.
> > 1) McSPI driver hwmod adaptation with cleanup of base address
> > macros and using omap-device API's.
> > 2) Runtime Conversion of McSPI driver
> >
> > Changes from v1:
> > ---------------
> > 1) Fixing patch 5/5 comments for hwmod+runtime
> > Split the patch 5/5 to hwmod adaptation
> > and then runtime conversion
> > http://www.mail-archive.com/linux-omap@vger.kernel.org/msg33387.html
> >
> > Testing Updates:
> > ----------------
> > Was tested using data transfer test module available at:
> > http://dev.omapzoom.org/?p=richo/device_driver_test.git;a=blob;f=mcspi/
> test_code/
> > utils/mcspi_modules/omap_mcspi_datatest.c;
> > h=e42ec10c5c844abdde6a7175a268b379fbbdb655;
> > hb=5d9a755d50e58de861c5e8991f2f607bc49b5dc3
>
> Can you summarize what this test does?
>
> On what platforms was this tested?
>
> How was it tested for OMAP1 and OMAP2?
>
>
>
> Using the above mentioned test module we had done some
> data transfer tests.
> Platforms used used where :
> 1) OMAP2430 SDP.
> 2) OMAP3 (ZOOM boards zoom2/3).
> 3) OMAP4430 SDP [ Here even basic Ethernet functionality was checked which is
> over SPI interface]
Can you describe a little more about the testing please? What exactly
does the data transfer test do? Is it a loopback test? Does it use
on-board SPI peripherals? If so, which ones, etc.
> We boot tested on 2420/n800.
>
> Coming to omap1,
>
> This driver[omap2_mcspi.c] is applicable only from omap2_plus
> for omap1 omap_uwire.c is the spi driver file.
OK, thanks for clarification.
Kevin
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