[PATCH] i.MX watchdog support

[Sascha Hauer]

The following adds support for the i.MX watchdog unit. The device
is registered on all i.MX SoCs and finally used as the reset source
for i.MX. This replaces the non-driver based reset_cpu function.

----------------------------------------------------------------
Sascha Hauer (3):
      watchdog: Add i.MX watchdog support
      ARM i.MX: Add watchdog devices to SoCs
      ARM i.MX/watchdog: Make i.MX watchdog driver the reset source on i.MX

 arch/arm/Kconfig                |    1 +
 arch/arm/mach-imx/clocksource.c |   37 -------
 arch/arm/mach-imx/imx1.c        |    1 +
 arch/arm/mach-imx/imx21.c       |    1 +
 arch/arm/mach-imx/imx25.c       |    1 +
 arch/arm/mach-imx/imx27.c       |    1 +
 arch/arm/mach-imx/imx31.c       |    1 +
 arch/arm/mach-imx/imx35.c       |    1 +
 arch/arm/mach-imx/imx51.c       |    1 +
 arch/arm/mach-imx/imx53.c       |    1 +
 arch/arm/mach-imx/imx6.c        |    1 +
 drivers/watchdog/Kconfig        |    9 ++
 drivers/watchdog/Makefile       |    1 +
 drivers/watchdog/imxwd.c        |  201 +++++++++++++++++++++++++++++++++++++++
 14 files changed, 221 insertions(+), 37 deletions(-)
 create mode 100644 drivers/watchdog/imxwd.c