regulator: Refactor tps6507x to use one tps6507x_pmic_ops for all LDOs and DCDCs
regulator: Refactor tps6507x to use one tps6507x_pmic_ops for all LDOs and DCDCs

All the callback functions implementation for DCDCx and LDOx are very similar,
I think it is ok to use one tps6507x_pmic_ops for all LDOs and DCDCs.
This refactor removes a couple of duplicated code.

Signed-off-by: Axel Lin <b6ffd6973e972cb999e8e535ab74da7fee0c035f@gmail.com>
Signed-off-by: Mark Brown <b51b9a92386687a9ac927cebfa0f978adeb8cea5@opensource.wolfsonmicro.com>

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