dev: pmic: Define MPP2 base
dev: pmic: Define MPP2 base

MPP2 is a multi purpose pin in PMIC which when turned high,
enables an external regulator.

Change-Id: I67dbac8ae5e0cd81ec7c76bbc8fcd97200736745

M1cha/lktris,jsr-d10/android_bootable_bootloader_lk,M1cha/android_bootable_bootloader_lk,M1cha/lktris,efidroid/lk,M1cha/android_bootable_bootloader_lk,M1cha/android_bootable_bootloader_lk,Foxda-Tech/argo8-bootable-bootloader-lk,Foxda-Tech/polaris-bootable-bootloader-lk,M1cha/lktris,Foxda-Tech/polaris-bootable-bootloader-lk,efidroid/lk,M1cha/lktris,M1cha/android_bootable_bootloader_lk,Foxda-Tech/argo8-bootable-bootloader-lk,M1cha/android_bootable_bootloader_lk,Foxda-Tech/polaris-bootable-bootloader-lk,M1cha/android_bootable_bootloader_lk,efidroid/lk,efidroid/lk,CanarySolutions/little-kernel,jsr-d10/android_bootable_bootloader_lk,CanarySolutions/little-kernel,jsr-d10/android_bootable_bootloader_lk,efidroid/lk,Foxda-Tech/argo8-bootable-bootloader-lk,Foxda-Tech/argo8-bootable-bootloader-lk,M1cha/lktris,Foxda-Tech/polaris-bootable-bootloader-lk,CanarySolutions/little-kernel,CanarySolutions/little-kernel,CanarySolutions/little-kernel,Foxda-Tech/polaris-bootable-bootloader-lk,Foxda-Tech/argo8-bootable-bootloader-lk,jsr-d10/android_bootable_bootloader_lk,jsr-d10/android_bootable_bootloader_lk