ARM: OMAP2+: reuse DEFINE_SHOW_ATTRIBUTE() macro

Reuse DEFINE_SHOW_ATTRIBUTE() macro instead of open coding file
operations followed by custom ->open() callbacks per each attribute.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
1 file changed