[PATCH 4/6] ARM: ux500: Add UART support to the u9540 Device Tree

Lee Jones lee.jones at linaro.org
Thu Oct 11 03:29:27 EDT 2012


On Wed, 10 Oct 2012, Jean-Christophe PLAGNIOL-VILLARD wrote:

> On 16:18 Wed 10 Oct     , Lee Jones wrote:
> > Add the 3 UART nodes required to enable serial ports on the u9540.
> > 
> > Acked-by: Linus Walleij <linus.walleij at linaro.org>
> > Signed-off-by: Lee Jones <lee.jones at linaro.org>
> > ---
> >  arch/arm/boot/dts/u9540.dts |   13 ++++++++++++-
> dts? it's dtsi

No it's not.

> it's the soc not the board

This is the board file, not the SoC.

> >  1 file changed, 12 insertions(+), 1 deletion(-)
> > 
> > diff --git a/arch/arm/boot/dts/u9540.dts b/arch/arm/boot/dts/u9540.dts
> > index 0a66f34..28efe20 100644
> > --- a/arch/arm/boot/dts/u9540.dts
> > +++ b/arch/arm/boot/dts/u9540.dts
> > @@ -21,6 +21,17 @@
> >  	};
> >  
> >  	soc-u9500 {
> > -	};
> >  
> > +		uart at 80120000 {
> > +			status = "okay";
> > +		};
> > +
> > +		uart at 80121000 {
> > +			status = "okay";
> > +		};
> > +
> > +		uart at 80007000 {
> > +			status = "okay";
> > +		};
> do not enable device by default in the soc

See above.

-- 
Lee Jones
Linaro ST-Ericsson Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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