mfd: twl: remove pdata->irq_base/_end, no more users
mfd: twl: remove pdata->irq_base/_end, no more users

After converstion to SPARSE_IRQ, the driver doesn't use the
pdata->irq_base/irq_end fields anymore.  The last users
have been cleanup up, and now these fields can be removed.

Cc: Benoit Cousson <1f57ac750b0b4fd69f24c35d4e23093b91dc3e77@ti.com>
Acked-by: Samuel Ortiz <0ba86cb3f08bbb861958e54bd3438887adb4263c@linux.intel.com>
Signed-off-by: Kevin Hilman <f9849b02abe18c1ece6bd40346458ed53f49d31b@ti.com>

KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs