spi: hisi-kunpeng: Fix the debugfs directory name incorrect

mainline inclusion
from mainline-v5.16-rc1
commit 40fafc8e
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I4UR1H
CVE: NA

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=40fafc8eca3f0d41b9dade5c10afb2dad723aad7



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Change the debugfs directory name from hisi_spi65535 to hisi_spi0.

Fixes: 2b2142f2 ("spi: hisi-kunpeng: Add debugfs support")
Signed-off-by: oujiefeng <oujiefeng@huawei.com>
Signed-off-by: Jay Fang <f.fangjian@huawei.com>
Link: https://lore.kernel.org/r/20211117012119.55558-1-f.fangjian@huawei.com


Signed-off-by: Mark Brown <broonie@kernel.org>
Reviewed-by: Jay Fang <f.fangjian@huawei.com>
Acked-by: Xie XiuQi <xiexiuqi@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>