Disable MSM_CACHE_ERP.

Exploding with a nasty panic following:
 L2 Error detected!
	L2ESR    = 0x00410001
 	L2ESYNR0 = 0x0000a5b2
 	L2ESYNR1 = 0x005120b2
 	L2EAR0   = 0x4520418a
 	L2EAR1   = 0x00000004
 	CPU bitmap = 0x1
 L2 master port decode error
 Kernel panic - not syncing: L2 master port error detected