raspberrypi inclusion
category: feature
bugzilla: 50432

------------------------------

This patch adjusts following arch arm related patches for
raspberry pi on non-Raspberry Pi platforms, using specific
config CONFIG_OPENEULER_RASPBERRYPI to distinguish them:

d5c13edb Improve __copy_to_user and __copy_from_user performance
97145d2a Update vfpmodule.c
bffc462c Main bcm2708/bcm2709 linux port
588cfce7 cache: export clean and invalidate
41cd350c ARM: Activate FIQs to avoid __irq_startup warnings
90607c7a ARM: proc-v7: Force misalignment of early stmia
ee46d0fa reboot: Use power off rather than busy spinning when
halt is requested
Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>
Reviewed-by: NXie XiuQi <xiexiuqi@huawei.com>