Re: [PATCH 2/5] arm: mvebu: support for SMP on 98DX3336 SoC

From: Rob Herring
Date: Thu Dec 22 2016 - 17:47:11 EST


On Thu, Dec 22, 2016 at 05:13:25PM +1300, Chris Packham wrote:
> Compared to the armada-xp the 98DX3336 uses different registers to set
> the boot address for the secondary CPU so a new enable-method is needed.
> This will only work if the machine definition doesn't define an overall
> smp_ops because there is not currently a way of overriding this from the
> device tree if it is set in the machine definition.

Doesn't look like you documented the enable-method value.

> Signed-off-by: Chris Packham <chris.packham@xxxxxxxxxxxxxxxxxxx>
> ---
> .../bindings/arm/marvell/98dx3236-resume-ctrl.txt | 18 ++++++
> arch/arm/mach-mvebu/Makefile | 1 +
> arch/arm/mach-mvebu/common.h | 1 +
> arch/arm/mach-mvebu/platsmp.c | 43 ++++++++++++++
> arch/arm/mach-mvebu/pmsu-98dx3236.c | 69 ++++++++++++++++++++++
> 5 files changed, 132 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/arm/marvell/98dx3236-resume-ctrl.txt
> create mode 100644 arch/arm/mach-mvebu/pmsu-98dx3236.c