In order to support the SMP feature of the Oxford Semiconductor OX820 SoC, add the necessary code to handle the wake-up, hotplug and cpu entry.
The OX820 has an ARM11MPCORE cluster with 2 cores and has proper hardware support for secondary core booting. Changes since v1 at http://lkml.kernel.org/r/[email protected] - Remove useless holding pen loops and spinlock in boot_secondary Neil Armstrong (2): ARM: oxnas: Add OX820 SMP support ARM: oxnas: Add OX820 config and makefile entry arch/arm/Makefile | 1 + arch/arm/mach-oxnas/Kconfig | 30 ++++++++---- arch/arm/mach-oxnas/Makefile | 2 + arch/arm/mach-oxnas/headsmp.S | 28 +++++++++++ arch/arm/mach-oxnas/hotplug.c | 111 ++++++++++++++++++++++++++++++++++++++++++ arch/arm/mach-oxnas/platsmp.c | 104 +++++++++++++++++++++++++++++++++++++++ 6 files changed, 267 insertions(+), 9 deletions(-) create mode 100644 arch/arm/mach-oxnas/Makefile create mode 100644 arch/arm/mach-oxnas/headsmp.S create mode 100644 arch/arm/mach-oxnas/hotplug.c create mode 100644 arch/arm/mach-oxnas/platsmp.c -- 2.7.0
