[PATCH] ARM: dts: am57xx-idk: Add DCAN support

[Tony Lindgren]

* Sekhar Nori <nsekhar at ti.com> [170221 02:13]:
> On Tuesday 21 February 2017 03:30 PM, Sekhar Nori wrote:
> > From: Schuyler Patton <spatton at ti.com>
> > 
> > AM571x IDK and the AM572x IDK use CAN1 interface.
> > This patch enables it for both boards.
> > 
> > Tested on AM572x IDK using cansequence.
> > 
> > Signed-off-by: Schuyler Patton <spatton at ti.com>
> > Signed-off-by: Kishon Vijay Abraham I <kishon at ti.com>
> > Signed-off-by: Franklin S Cooper Jr <fcooper at ti.com>
> > [nsekhar at ti.com: move to use DRA7XX_CORE_IOPAD())
> > Signed-off-by: Sekhar Nori <nsekhar at ti.com>
> 
> I should have noted that although CAN does function on the IDK with this
> patch, there are "omap_hwmod: dcan1: _wait_target_disable failed"
> messages that come up due to lack of workaround for errata i893[1]
> 
> Roger does have some patches to workaround that errata. If you want to
> wait for those patches to be submitted and accepted first, it should be
> fine as well.

OK let's wait a bit on this then to avoid introducing extra warnings.

Regards,

Tony

> [1] http://www.ti.com/lit/er/sprz436b/sprz436b.pdf