s3cmci: add debugfs support for examining driver and hardware state
Export driver state and hardware register state via debugfs entries created under a directory formed from dev_name() on the probed device when CONFIG_DEBUG_FS is set. Signed-off-by: NBen Dooks <ben@simtec.co.uk> Cc: <linux-mmc@vger.kernel.org> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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