On Sun, Sep 28, 2014 at 06:57:18PM +0800, Li Yang wrote:
> On Fri, Sep 26, 2014 at 9:20 PM, Mark Rutland wrote:
> >> > This looks to be a carbon copy of the vexpress pseudo-hotplug in
> >> > arch/arm/mach-vexpress/hotplug.c, which is obviously broken in the way
> >> > you describe above. Perhaps w
On Fri, Sep 26, 2014 at 9:20 PM, Mark Rutland wrote:
>> > This looks to be a carbon copy of the vexpress pseudo-hotplug in
>> > arch/arm/mach-vexpress/hotplug.c, which is obviously broken in the way
>> > you describe above. Perhaps we should go about ripping that out?
>>
>> The Versatile Express d
> > This looks to be a carbon copy of the vexpress pseudo-hotplug in
> > arch/arm/mach-vexpress/hotplug.c, which is obviously broken in the way
> > you describe above. Perhaps we should go about ripping that out?
>
> The Versatile Express does not support suspend so the only problem case
> is kexe
On Fri, Sep 26, 2014 at 01:46:14PM +0100, Mark Rutland wrote:
> On Fri, Sep 26, 2014 at 01:20:04PM +0100, Russell King - ARM Linux wrote:
> > On Fri, Sep 26, 2014 at 07:25:01PM +0800, Chenhui Zhao wrote:
> > > +static inline void ls1_do_lowpower(unsigned int cpu, int *spurious)
> > > +{
> > > + /*
On Fri, Sep 26, 2014 at 01:20:04PM +0100, Russell King - ARM Linux wrote:
> On Fri, Sep 26, 2014 at 07:25:01PM +0800, Chenhui Zhao wrote:
> > +static inline void ls1_do_lowpower(unsigned int cpu, int *spurious)
> > +{
> > + /*
> > +* there is no power-control hardware on this platform, so all
On Fri, Sep 26, 2014 at 07:25:01PM +0800, Chenhui Zhao wrote:
> +static inline void ls1_do_lowpower(unsigned int cpu, int *spurious)
> +{
> + /*
> + * there is no power-control hardware on this platform, so all
> + * we can do is put the core into WFI; this is safe as the calling
> +
From: Zhang Zhuoyu
This implements CPU hotplug for ls1. When cpu is down, it will be put
in WFI state. When cpu is up, it will be waked by a IPI interrupt and
reinitialized.
Signed-off-by: Zhang Zhuoyu
Signed-off-by: Chenhui Zhao
---
arch/arm/mach-imx/common.h |4 ++
arch/arm/mach-imx/ho
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