lkml.org 
[lkml]   [2013]   [Nov]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 2/7] arm: dt: zynq: Add 'cpus' node
On Tue, Nov 12, 2013 at 10:06:05AM -0800, Sören Brinkmann wrote:
> On Mon, Nov 11, 2013 at 06:57:44PM +0000, Sudeep KarkadaNagesha wrote:
> > On 08/11/13 21:21, Soren Brinkmann wrote:
> > > Add a 'cpus' node to describe the CPU cores of Zynq.
> > >
> > > Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com>
> > > Acked-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
> > > ---
> > > arch/arm/boot/dts/zynq-7000.dtsi | 27 +++++++++++++++++++++++++++
> > > 1 file changed, 27 insertions(+)
> > >
> > > diff --git a/arch/arm/boot/dts/zynq-7000.dtsi b/arch/arm/boot/dts/zynq-7000.dtsi
> > > index 27ebc1ba9671..37fc04525142 100644
> > > --- a/arch/arm/boot/dts/zynq-7000.dtsi
> > > +++ b/arch/arm/boot/dts/zynq-7000.dtsi
> > > @@ -15,6 +15,33 @@
> > > / {
> > > compatible = "xlnx,zynq-7000";
> > >
> > > + cpus {
> > > + #address-cells = <1>;
> > > + #size-cells = <0>;
> > > +
> > > + cpu@0 {
> > > + compatible = "arm,cortex-a9";
> > > + device_type = "cpu";
> > > + reg = <0>;
> > > + clocks = <&clkc 3>;
> > > + i-cache-size = <0x8000>;
> > > + i-cache-line-size = <0x20>;
> > > + d-cache-size = <0x8000>;
> > > + d-cache-line-size = <0x20>;
> >
> > These cache properties can be identified through CCSIDR(Cache Size ID Registers)
> > on ARMv7 Cortex implementations. It's better not to have these in DT if they can
> > be identified runtime.
> Sounds good to me. I'll go ahead an remove them.
BTW: Documentation/devicetree/booting-without-of.txt lists those
properties at least as recommended. That should probably be updated.

Sören


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2013-11-13 00:21    [W:0.071 / U:0.096 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site