mfd: pm8xxx-irq: Provide the IRQ base address through core data

Facilitate the driver to support PMICs (such as PM8901)
with different IRQ base address.

Change-Id: I285a9b859b795508620ea6dfd7b5ef6953e7aeb3
Signed-off-by: Anirudh Ghayal <aghayal@codeaurora.org>
6 files changed