linux-kernel - Re: [PATCH] atmel_serial: keep the platform

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Date:	Fri, 17 Jun 2011 05:06:12 +0200
From:	Jean-Christophe PLAGNIOL-VILLARD <plagnioj@...osoft.com>
To:	Hans-Christian Egtvedt <hans-christian.egtvedt@...el.com>
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linux-serial@...r.kernel.org,
	Nicolas Ferre <nicolas.ferre@...el.com>,
	Patrice Vilchez <patrice.vilchez@...el.com>,
	Alan Cox <alan@...ux.intel.com>,
	Greg Kroah-Hartman <gregkh@...e.de>
Subject: Re: [PATCH] atmel_serial: keep the platform_device unchanged

On 16:02 Wed 08 Jun     , Hans-Christian Egtvedt wrote:
> On Wed, 2011-06-08 at 15:47 +0200, Jean-Christophe PLAGNIOL-VILLARD
> wrote:
> > On 10:45 Wed 08 Jun     , Hans-Christian Egtvedt wrote:
> > > On Wed, 2011-04-13 at 21:47 +0200, Jean-Christophe PLAGNIOL-VILLARD
> > > wrote:
> 
> <snipp>
> 
> > > > diff --git a/arch/avr32/mach-at32ap/at32ap700x.c b/arch/avr32/mach-at32ap/at32ap700x.c
> > > > index bfc9d07..aa677e2 100644
> > > > --- a/arch/avr32/mach-at32ap/at32ap700x.c
> > > > +++ b/arch/avr32/mach-at32ap/at32ap700x.c
> > > > @@ -1014,6 +1014,7 @@ static struct platform_device *__initdata at32_usarts[4];
> > > >  void __init at32_map_usart(unsigned int hw_id, unsigned int line, int flags)
> > > >  {
> > > >  	struct platform_device *pdev;
> > > > +	struct atmel_uart_data *pdata;
> > > >  
> > > >  	switch (hw_id) {
> > > >  	case 0:
> > > > @@ -1042,7 +1043,8 @@ void __init at32_map_usart(unsigned int hw_id, unsigned int line, int flags)
> > > >  		data->regs = (void __iomem *)pdev->resource[0].start;
> > > >  	}
> > > >  
> > > > -	pdev->id = line;
> > > 
> > > AVR32 needs this to be present to work independent of which USART
> > > peripheral the user chooses to use for console.
> > > 
> > > > +	pdata = pdev->dev.platform_data;
> > > > +	pdata->num = portnr;
> > here supposed to be
> > 	pdata->num = line;
> 
> I know, but that doesn't fix the problem about not able to find a
> console, the platform data id must also be 0 (if console is on ttyS0)
> AFAICT.
will test this weekend on avr32

Best Regards,
J.
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