ARM: clps711x: Migrate CLPS711X subarch to the new irqchip driver

This patch remove old code and migrate Cirrus Logic CLPS711X subarch
to the new irqchip driver.

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
8 files changed