rtc: convert drivers/rtc/* to use module_platform_driver()

This patch converts the drivers in drivers/rtc/* to use the
module_platform_driver() macro which makes the code smaller and a bit
simpler.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Mike Frysinger <vapier@gentoo.org>
Acked-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Haojian Zhuang <haojian.zhuang@gmail.com>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Cc: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com>
Cc: Lars-Peter Clausen <lars@metafoo.de>
Cc: Ben Dooks <ben@simtec.co.uk>
Cc: John Stultz <john.stultz@linaro.org>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --cc drivers/rtc/rtc-88pm860x.c
Simple merge

diff --cc drivers/rtc/rtc-ab8500.c
Simple merge

diff --cc drivers/rtc/rtc-bfin.c
Simple merge

diff --cc drivers/rtc/rtc-bq4802.c
Simple merge

diff --cc drivers/rtc/rtc-dm355evm.c
Simple merge

diff --cc drivers/rtc/rtc-ds1286.c
Simple merge

diff --cc drivers/rtc/rtc-ds1511.c
Simple merge

diff --cc drivers/rtc/rtc-ds1553.c
Simple merge

diff --cc drivers/rtc/rtc-ds1742.c
Simple merge

diff --cc drivers/rtc/rtc-jz4740.c
Simple merge

diff --cc drivers/rtc/rtc-lpc32xx.c
Simple merge

diff --cc drivers/rtc/rtc-m48t35.c
Simple merge

diff --cc drivers/rtc/rtc-m48t59.c
Simple merge

diff --cc drivers/rtc/rtc-m48t86.c
Simple merge

diff --cc drivers/rtc/rtc-max8925.c
Simple merge

diff --cc drivers/rtc/rtc-max8998.c
Simple merge

diff --cc drivers/rtc/rtc-mpc5121.c
Simple merge

diff --cc drivers/rtc/rtc-mrst.c
Simple merge

diff --cc drivers/rtc/rtc-pcf50633.c
Simple merge

diff --cc drivers/rtc/rtc-pm8xxx.c
Simple merge

diff --cc drivers/rtc/rtc-s3c.c
Simple merge

diff --cc drivers/rtc/rtc-sa1100.c
Simple merge

diff --cc drivers/rtc/rtc-spear.c
Simple merge

diff --cc drivers/rtc/rtc-stk17ta8.c
Simple merge

diff --cc drivers/rtc/rtc-stmp3xxx.c
Simple merge

diff --cc drivers/rtc/rtc-v3020.c
Simple merge

diff --cc drivers/rtc/rtc-vr41xx.c
Simple merge

diff --cc drivers/rtc/rtc-vt8500.c
Simple merge

diff --cc drivers/rtc/rtc-wm831x.c
Simple merge

diff --cc drivers/rtc/rtc-wm8350.c
Simple merge