alpha: fix rtc port ranges

Alpha incorrectly reports "0070-0080 : rtc" in /proc/ioports.
Fix this, so that it is "0070-007f".

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Matt Turner <mattst88@gmail.com>
diff --git a/arch/alpha/kernel/setup.c b/arch/alpha/kernel/setup.c
index f5c42a8..c3934ef 100644
--- a/arch/alpha/kernel/setup.c
+++ b/arch/alpha/kernel/setup.c
@@ -253,7 +253,7 @@
 
 	/* Fix up for the Jensen's queer RTC placement.  */
 	standard_io_resources[0].start = RTC_PORT(0);
-	standard_io_resources[0].end = RTC_PORT(0) + 0x10;
+	standard_io_resources[0].end = RTC_PORT(0) + 0x0f;
 
 	for (i = 0; i < ARRAY_SIZE(standard_io_resources); ++i)
 		request_resource(io, standard_io_resources+i);