irqchip: gic: Perform the gic_secondary_init() call via CPU notifier

irqchip: gic: Perform the gic_secondary_init() call via CPU notifier

All the calls to gic_secondary_init() pass 0 as the first argument.
Since this function is called on each CPU when starting, it can be done
in a platform-independent way via a CPU notifier registered by the GIC
code.

Signed-off-by: Catalin Marinas <[email protected]>
Acked-by: Stephen Warren <[email protected]>
Acked-by: Viresh Kumar <[email protected]>
Acked-by: Santosh Shilimkar <[email protected]>
Acked-by: Rob Herring <[email protected]>
Acked-by: Simon Horman <[email protected]>
Tested-by: Simon Horman <[email protected]>
Acked-by: Srinidhi Kasagar <[email protected]>
Tested-by: Dinh Nguyen <[email protected]>
Acked-by: Nicolas Pitre <[email protected]>
Tested-by: Marc Zyngier <[email protected]>
Cc: Russell King <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Cc: Kukjin Kim <[email protected]>
Cc: Sascha Hauer <[email protected]>
Cc: David Brown <[email protected]>
Cc: Bryan Huntsman <[email protected]>
Cc: Tony Lindgren <[email protected]>
Cc: Magnus Damm <[email protected]>
Cc: Shiraz Hashim <[email protected]>
Cc: Linus Walleij <[email protected]>
Cc: Will Deacon <[email protected]>
Cc: Kukjin Kim <[email protected]>
Cc: Barry Song <[email protected]>