Re: [PATCH 09/17] serial/8250: Limit the omap workarounds to omap1

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* Alan Cox <alan@xxxxxxxxxxxxxxx> [120911 09:25]:
> On Mon, 10 Sep 2012 22:31:04 -0700
> Tony Lindgren <tony@xxxxxxxxxxx> wrote:
> 
> > These workarounds do not apply for CONFIG_ARCH_OMAP2PLUS at all,
> > so let's make it just CONFIG_ARCH_OMAP1.
> > 
> > This is needed to for ARM common zImage changes for
> > omap2+ to avoid including plat and mach headers.
> > 
> > Cc: Alan Cox <alan@xxxxxxxxxxxxxxx>
> > Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> > Cc: linux-serial@xxxxxxxxxxxxxxx
> > Signed-off-by: Tony Lindgren <tony@xxxxxxxxxxx>
> > ---
> >  drivers/tty/serial/8250/8250.c |    4 ++--
> >  1 file changed, 2 insertions(+), 2 deletions(-)
> > 
> > diff --git a/drivers/tty/serial/8250/8250.c
> > b/drivers/tty/serial/8250/8250.c index 8123f78..5b3f2fe 100644
> > --- a/drivers/tty/serial/8250/8250.c
> > +++ b/drivers/tty/serial/8250/8250.c
> > @@ -2336,7 +2336,7 @@ serial8250_do_set_termios(struct uart_port
> > *port, struct ktermios *termios, serial_port_out(port, UART_EFR, efr);
> >  	}
> >  
> > -#ifdef CONFIG_ARCH_OMAP
> > +#ifdef CONFIG_ARCH_OMAP1
> >  	/* Workaround to enable 115200 baud on OMAP1510 internal
> > ports */ if (cpu_is_omap1510() && is_omap_port(up)) {
> >  		if (baud == 115200) {
> > @@ -2426,7 +2426,7 @@ static unsigned int serial8250_port_size(struct
> > uart_8250_port *pt) {
> >  	if (pt->port.iotype == UPIO_AU)
> >  		return 0x1000;
> > -#ifdef CONFIG_ARCH_OMAP
> > +#ifdef CONFIG_ARCH_OMAP1
> >  	if (is_omap_port(pt))
> >  		return 0x16 << pt->port.regshift;
> >  #endif
> > 
> 
> Acked-by: Alan Cox <alan@xxxxxxxxxxxxxxx>

Thanks.
 
> Even better would be if for other cases is_omap_port and friends
> returned 0...

Yes it seems that those macros could be moved from plat-omap/serial.h
to live in drivers/tty/serial/8250/8250.h? Or do you have some better
place in mind?

Regards,

Tony
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