[RFC PATCH] arm: dts: vexpress: Set chosen 'stdout-path'

Liviu Dudau liviu.dudau at arm.com
Fri Oct 1 09:31:14 PDT 2021


On Fri, Oct 01, 2021 at 10:25:05AM +0100, Sudeep Holla wrote:
> On Wed, Sep 29, 2021 at 04:31:59PM +0100, Liviu Dudau wrote:
> > Hi Rob,
> > 
> > On Fri, Sep 24, 2021 at 04:48:44PM -0500, Rob Herring wrote:
> > > Using chosen 'stdout-path' is the preferred way to set the console, but
> > > several Arm, Ltd. platforms don't set it. Set it to the 1st serial port.
> > > 
> > > Cc: Liviu Dudau <liviu.dudau at arm.com>
> > > Cc: Sudeep Holla <sudeep.holla at arm.com>
> > > Cc: Lorenzo Pieralisi <lorenzo.pieralisi at arm.com>
> > > Cc: linux-arm-kernel at lists.infradead.org
> > > Signed-off-by: Rob Herring <robh at kernel.org>
> > > ---
> > > RFC because I don't have any idea what the baud rate is for real boards. 
> > > If anyone knows, please comment and I'll add it.
> > 
> > I believe all of them default to 115200,8n1 but I'm only sure about the first two
> > boards.
> > 
> 
> Sorry to contradict, but I ran TC2 this Monday with 38400 baud. So the first
> four must be 38400, as the uart is in the MB IOFPGA and we just change the
> coretile DB to get the first 4 platforms. Juno and N1SDP have SoC uart and
> they are configured by default to 115200 IIUC.

Huh, you're right! I guess I was trying to cover some painful memories :)
Sorry for the noise Rob, please listen to Sudeep.

Best regards,
Liviu

> 
> -- 
> Regards,
> Sudeep

-- 
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