MXS getting AUART to work with DT.

Marek Vasut marex at denx.de
Thu Jun 14 06:54:51 EDT 2012


Dear Fabio Estevam,

> On Wed, Jun 13, 2012 at 11:33 PM, Fabio Estevam <festevam at gmail.com> wrote:
> > On Wed, Jun 13, 2012 at 10:32 PM, Marek Vasut <marex at denx.de> wrote:
> >> I think the kernel for non-DT case is already FUBAR ... just do a simple
> >> DT conversion :-(
> > 
> > So does it mean mxs-auart has never been used?
> 
> Ok, just tested a 3.4.2 (non-DT kernel) and I see:
> 
> [    0.570000] mxs-auart.0: ttyAPP0 at MMIO 0x8006a000 (irq = 112) is
> a mxs-auart.0
> [    0.580000] mxs-auart mxs-auart.0: Found APPUART 3.1.0
> [    0.590000] mxs-auart.3: ttyAPP3 at MMIO 0x80070000 (irq = 115) is
> a mxs-auart.3
> [    0.600000] mxs-auart mxs-auart.3: Found APPUART 3.1.0
> 
> ,so it means that something broke mxs-auart on 3.5-rc.

I tested it on 3.4-rc6, it worked back there with non-DT kernel.

> Will look more on this tomorrow.

Best regards,
Marek Vasut



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