This patch adds code changes in the mailbox driver module to
add support for OMAP4 mailbox.
Signed-off-by: NHari Kanigeri <h-kanigeri2@ti.com>
Signed-off-by: NC A Subramaniam <subramaniam.ca@ti.com>
Signed-off-by: NRamesh Gupta G <grgupta@ti.com>
Signed-off-by: NHiroshi DOYU <Hiroshi.DOYU@nokia.com>
Signed-off-by: NTony Lindgren <tony@atomide.com>