Input: tsc2005 - hide selftest attribute if we can't reset
If implementation to perform self-test/reset has not been provided by the platform code hide 'selftest' sysfs attribute instead of returning error when someone tries to use it. Tested-by: NAaro Koskinen <aaro.koskinen@nokia.com> Signed-off-by: NDmitry Torokhov <dtor@mail.ru>
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