arm: minor fixes for cache and mmu handling
1. make sure that page table setup is not done multiple times
2. flush_dcache_all() is more appropriate while disabling cache
than a range flush on the
arm: minor fixes for cache and mmu handling
1. make sure that page table setup is not done multiple times
2. flush_dcache_all() is more appropriate while disabling cache
than a range flush on the entire memory(flush_cache())
Provide a default implementation for flush_dcache_all()
for backward compatibility and to avoid build issues.
Signed-off-by: Aneesh V <aneesh@ti.com>
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