The values of some ID registers in Kunpeng-920 are not exactly correct.
Let's update them. The values are read from Kunpeng-920 by calling
read_sysreg_s.
Signed-off-by: Peng Liang <liangpeng10@huawei.com>
Signed-off-by: Dongxu Sun <sundongxu3@huawei.com>