[PATCH V6 3/3] ARM: dts: Add pcie controller node for Samsung EXYNOS5440 SoC

Jingoo Han jg1.han at samsung.com
Thu Jun 20 21:04:47 EST 2013


On Thursday, June 20, 2013 7:17 PM, Arnd Bergmann wrote:
> On Thursday 20 June 2013, Jingoo Han wrote:
> > 2. patch adding label to the pinctrl node (which is a prerequisite) and
> >     board-specific properties of PCIe nodes.
> >    [PATCH] ARM: dts: Add pcie controller node for exynos5440-ssdk5440
> >
> > arch/arm/boot/dts/exynos5440-ssdk5440.dts
> > +
> > +       pcie0 at 290000 {
> > +               reset-gpio = <&pin_ctrl 5 0>;
> > +       };
> > +
> > +       pcie1 at 2a0000 {
> > +               reset-gpio = <&pin_ctrl 22 0>;
> > +       };
> >
> > arch/arm/boot/dts/exynos5440.dtsi
> > -       pinctrl {
> > +       pin_ctrl: pinctrl {
> >
> 
> Note that you don't really have to use a label, you can also refer
> to the pinctrl node by its full path, which is just "/pinctrl"
> or "/pinctrl at e0000".

I see.

But, I have a question.
Using phandle has been the usual way to referring to a node. 
Why do you want to do it differently?

Best regards,
Jingoo Han

> 
> 	Arnd



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