drivers/char/uv_mmtimer.c: add memory mapped RTC driver for UV

This driver memory maps the UV Hub RTC.

Signed-off-by: Dimitri Sivanich <sivanich@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index 6a06913..08a6f50 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -1087,6 +1087,14 @@
 	  The mmtimer device allows direct userspace access to the
 	  Altix system timer.
 
+config UV_MMTIMER
+	tristate "UV_MMTIMER Memory mapped RTC for SGI UV"
+	depends on X86_UV
+	default m
+	help
+	  The uv_mmtimer device allows direct userspace access to the
+	  UV system timer.
+
 source "drivers/char/tpm/Kconfig"
 
 config TELCLOCK