[PATCH] Add McSPI devices found in AM33xx SoC to dtsi

[Hebbar, Gururaja]

On Tue, Oct 09, 2012 at 19:54:28, Phil Pokorny wrote:
> On Oct 9, 2012, at 3:36 AM, "Philip, Avinash" <avinashphilip at ti.com>
> wrote:
> 
> > On Tue, Oct 09, 2012 at 10:40:58, Phil Pokorny wrote:
> >> We're using the BeagleBone for a project and we need the SPI devices
> >> available and configured with all available chip selects.
> >>
> >> Please accept the following patch to add these to the base .dtsi file
> >> so they can then be enabled in the beaglebone specific .dts with
> >> minimal fuss.
> >
> > Patch for adding MCSPI in am33xx.dtsi already been sent by me.
> > https://lkml.org/lkml/2012/9/18/32
> 
> Thank you for responding.
> 
> Was that accepted?  It didn't seem to be in the Linux-omap git tree I
> cloned. I need to check the Torvalds mainline kernel.
> 
> I believe the number of chip selects on spi1 is incorrect. There is
> only one (1) CS shown in the hardware documentation for AM33xx.

Which Hardware document are you referring to? TRM shows 2 chip
selects for McSPI1

> 
> Is OMAP4-McSPI the best match for the hardware?  The mcspi driver
> appears to differ only in the register offset used.  A hard coded zero
> value for omap2 and a named constant for omap4. The hardware manual
> for the AM33xx shows the register map starting at zero.
> 
> Thank you,
> Phil P.
> >
> 
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Regards, 
Gururaja