forked from Mirrors/opensbi

We add sbi_domain_register() function to help platform code register a new domain explicitly instead of depending on domain_get() platform callback. This function will eventually help us completely remove the domain_get() platform callback. Signed-off-by: Anup Patel <anup.patel@wdc.com> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Reviewed-by: Atish Patra <atish.patra@wdc.com>