irqchip/bcm2836: Add SMP support for the 2836
authorAndrea Merello <andrea.merello@gmail.com>
Sat, 26 Dec 2015 21:47:22 +0000 (13:47 -0800)
committerThomas Gleixner <tglx@linutronix.de>
Tue, 29 Dec 2015 10:40:45 +0000 (11:40 +0100)
commit41f4988cc287e5f836d3f6620c9f900bc9b560e9
treeef81985b89aa133341b099ce60b0cf592e3f6138
parent401667bb8a2e0825090c5e6c15b899c1c36a4773
irqchip/bcm2836: Add SMP support for the 2836

The firmware sets the secondaries spinning waiting for a non-NULL
value to show up in the last IPI mailbox.

The original SMP port from the downstream tree was done by Andrea, and
Eric cleaned it up/rewrote it a few times from there.

Signed-off-by: Andrea Merello <andrea.merello@gmail.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
Cc: linux-arm-kernel@lists.infradead.org
Cc: Stephen Warren <swarren@wwwdotorg.org>
Cc: Lee Jones <lee@kernel.org>
Cc: Florian Fainelli <f.fainelli@gmail.com>
Cc: Jason Cooper <jason@lakedaemon.net>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: linux-rpi-kernel@lists.infradead.org
Link: http://lkml.kernel.org/r/1451166444-11044-3-git-send-email-eric@anholt.net
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
drivers/irqchip/irq-bcm2836.c