[PATCH v2] ARM: vexpress: Add unified-cache Device Tree property

Liviu Dudau Liviu.Dudau at arm.com
Thu Apr 30 04:08:53 PDT 2015


On Wed, Apr 29, 2015 at 08:12:28PM +0100, Robert Schwebel wrote:
> Hi Liviu,
> 
> On Wed, Mar 18, 2015 at 10:34:58AM +0100, Robert Schwebel wrote:
> > Without this property, we get this boot warning:
> > 
> > "L2C: device tree omits to specify unified cache"
> > 
> > Signed-off-by: Robert Schwebel <r.schwebel at pengutronix.de>
> > Acked-by: Sudeep Holla <sudeep.holla at arm.com>
> > ---
> >  arch/arm/boot/dts/vexpress-v2p-ca9.dts | 1 +
> >  1 file changed, 1 insertion(+)
> > 
> > Changes since v1:
> >  * fix typo in patch description
> > 
> > diff --git a/arch/arm/boot/dts/vexpress-v2p-ca9.dts b/arch/arm/boot/dts/vexpress-v2p-ca9.dts
> > index 23662b5..a411274 100644
> > --- a/arch/arm/boot/dts/vexpress-v2p-ca9.dts
> > +++ b/arch/arm/boot/dts/vexpress-v2p-ca9.dts
> > @@ -170,6 +170,7 @@
> >  		compatible = "arm,pl310-cache";
> >  		reg = <0x1e00a000 0x1000>;
> >  		interrupts = <0 43 4>;
> > +		cache-unified;
> >  		cache-level = <2>;
> >  		arm,data-latency = <1 1 1>;
> >  		arm,tag-latency = <1 1 1>;
> > -- 
> > 2.1.4
> 
> Gentle ping, this patch didn't make it into 4.1-rc1.

Sorry Robert, this fell through the cracks. VExpress gets very few
patches in general and we're new to this :(

Arnd/Olof, can we add this and Sudeep's patch for Juno into one of the
later 4.1-rc pull requests?

Best regards,
Liviu

> 
> rsc
> -- 
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