forked from Mirrors/opensbi

The domain_support.md documentation states that the enforce permission bit (BIT[6]) could be set in the "regions" property of a domain instance DT node. However, this bit is masked in the current implementation. This patch unmasks the bit to make it configurable from DT. Signed-off-by: Chao Du <duchao@eswincomputing.com> Reviewed-by: Xiang W <wxjstz@126.com> Reviewed-by: Anup Patel <anup@brainfault.org>