From mboxrd@z Thu Jan 1 00:00:00 1970 From: narmstrong@baylibre.com (Neil Armstrong) Date: Fri, 21 Oct 2016 10:58:46 +0200 Subject: [PATCH v2 0/2] ARM: oxnas: Add SMP support for OX820 Message-ID: <20161021085848.1754-1-narmstrong@baylibre.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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/20161017084303.20078-1-narmstrong at baylibre.com - 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