[PATCH v5 05/13] ARM: dts: sun8i: Add R_CPUCFG device node for the A83T dtsi

Mylène Josserand mylene.josserand at bootlin.com
Tue Apr 3 12:52:02 PDT 2018


Hello,

On Tue, 3 Apr 2018 17:07:06 +0800
Chen-Yu Tsai <wens at csie.org> wrote:

> On Tue, Apr 3, 2018 at 2:18 PM, Mylène Josserand
> <mylene.josserand at bootlin.com> wrote:
> > The R_CPUCFG is a collection of registers needed for SMP bringup
> > on clusters and cluster's reset.
> > For the moment, documentation about this register is found in
> > Allwinner's code only.
> >
> > Signed-off-by: Mylène Josserand <mylene.josserand at bootlin.com>
> > ---
> >  arch/arm/boot/dts/sun8i-a83t.dtsi | 5 +++++
> >  1 file changed, 5 insertions(+)
> >
> > diff --git a/arch/arm/boot/dts/sun8i-a83t.dtsi b/arch/arm/boot/dts/sun8i-a83t.dtsi
> > index 32992afa0b12..85f14f4ebeed 100644
> > --- a/arch/arm/boot/dts/sun8i-a83t.dtsi
> > +++ b/arch/arm/boot/dts/sun8i-a83t.dtsi
> > @@ -933,6 +933,11 @@
> >                         #reset-cells = <1>;
> >                 };
> >
> > +               r_cpucfg at 1f01c00 {
> > +                       compatible = "allwinner,sun8i-a83t-r-cpucfg";
> > +                       reg = <0x1f01c00 0x100>;  
> 
> The memory map says that its size is 0x400.
> 
> ChenYu

True, thank you for the correction.

Best regards,

-- 
Mylène Josserand, Bootlin (formerly Free Electrons)
Embedded Linux and Kernel engineering
http://bootlin.com



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