irqs.h is specific to the MSM7x00 series devices.  Generalize
this in preparation to support more devices.
Signed-off-by: NGregory Bean <gbean@codeaurora.org>
Signed-off-by: NDavid Brown <davidb@codeaurora.org>
Signed-off-by: NDaniel Walker <dwalker@codeaurora.org>
Signed-off-by: NAbhijeet Dharmapurikar <adharmap@codeaurora.org>
Signed-off-by: NStepan Moskovchenko <stepanm@codeaurora.org>