ARM: remove unused clkdev.h

See also:

  commit eb84709192f1b616cd141594c34ddbc072c8d6ec
  Author: Sascha Hauer <s.hauer@pengutronix.de>
  Date:   Mon Mar 25 15:18:38 2013 +0100

      clk: remove unused __clk_[get|put]

      This is some unused code resulting from copying stuff from
      the kernel. Remove it.

Signed-off-by: Antony Pavlov <antonynpavlov@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
gpio: fix typos

Signed-off-by: Antony Pavlov <antonynpavlov@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>