KEYSTONE_LOW_PHYS_START
if (mem_start >= KEYSTONE_LOW_PHYS_START &&
offset = KEYSTONE_HIGH_PHYS_START - KEYSTONE_LOW_PHYS_START;
#define KEYSTONE_LOW_PHYS_END (KEYSTONE_LOW_PHYS_START + \
KEYSTONE_LOW_PHYS_START,
KEYSTONE_HIGH_PHYS_START - KEYSTONE_LOW_PHYS_START,