Reading INT_CLEAR has side effects - disallow reading it via debugfs.
Signed-off-by: NMichał Mirosław <mirq-linux@rere.qmqm.pl>
Reviewed-by: NLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: NJonathan Cameron <Jonathan.Cameron@huawei.com>