Re: [PATCH 1/2] ARM: oxnas: Add OX820 SMP support

2016-10-31 Thread Russell King - ARM Linux
On Mon, Oct 17, 2016 at 11:34:32AM +0200, Neil Armstrong wrote: > On 10/17/2016 11:06 AM, Arnd Bergmann wrote: > > On Monday, October 17, 2016 10:43:02 AM CEST Neil Armstrong wrote: > > This seems to have been copied from plat-versatile, but is really > > not needed here since you apparently have p

Re: [PATCH 1/2] ARM: oxnas: Add OX820 SMP support

2016-10-17 Thread Neil Armstrong
On 10/17/2016 11:06 AM, Arnd Bergmann wrote: > On Monday, October 17, 2016 10:43:02 AM CEST Neil Armstrong wrote: >> + >> + /* >> +* This is really belt and braces; we hold unintended secondary >> +* CPUs in the holding pen until we're ready for them. However, >> +* s

Re: [PATCH 1/2] ARM: oxnas: Add OX820 SMP support

2016-10-17 Thread Arnd Bergmann
On Monday, October 17, 2016 10:43:02 AM CEST Neil Armstrong wrote: > + > + /* > +* This is really belt and braces; we hold unintended secondary > +* CPUs in the holding pen until we're ready for them. However, > +* since we haven't sent them a soft interrupt, they sho

[PATCH 1/2] ARM: oxnas: Add OX820 SMP support

2016-10-17 Thread Neil Armstrong
The Oxford Semiconductor OX820 is a ARM11MPcore based SoC sharing some features with the OX810 earlier SoC. This patch adds the core to wake up the second core. Signed-off-by: Neil Armstrong --- arch/arm/mach-oxnas/Makefile | 2 + arch/arm/mach-oxnas/headsmp.S | 28 arch/arm/mach-ox