[PATCH] powerpc: Maple: request I/O resource.

Reserve the Maple RTC I/O resource.  Needed now we use genrtc.

Signed-off-by: Segher Boessenkool <segher@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>

diff --git a/arch/powerpc/platforms/maple/time.c b/arch/powerpc/platforms/maple/time.c
index 40fc07a8e6061165bb8a2037009a0065b0595c15..15846cc938acd4a87158a47b19ba547f5af062d5 100644 (file)
--- a/arch/powerpc/platforms/maple/time.c
+++ b/arch/powerpc/platforms/maple/time.c
@@ -158,6 +158,11 @@ int maple_set_rtc_time(struct rtc_time *tm)
        return 0;
 }
 
+static struct resource rtc_iores = {
+       .name = "rtc",
+       .flags = IORESOURCE_BUSY,
+};
+
 unsigned long __init maple_get_boot_time(void)
 {
        struct rtc_time tm;
@@ -172,7 +177,11 @@ unsigned long __init maple_get_boot_time(void)
                printk(KERN_INFO "Maple: No device node for RTC, assuming "
                       "legacy address (0x%x)\n", maple_rtc_addr);
        }
-       
+
+       rtc_iores.start = maple_rtc_addr;
+       rtc_iores.end = maple_rtc_addr + 7;
+       request_resource(&ioport_resource, &rtc_iores);
+
        maple_get_rtc_time(&tm);
        return mktime(tm.tm_year+1900, tm.tm_mon+1, tm.tm_mday,
                      tm.tm_hour, tm.tm_min, tm.tm_sec);