mach-omap2: Fix typo in debug message and comment

Correcting spelling typo in mach-omap2

Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/arch/arm/mach-omap2/sr_device.c b/arch/arm/mach-omap2/sr_device.c
index a503e1e..62af20f 100644
--- a/arch/arm/mach-omap2/sr_device.c
+++ b/arch/arm/mach-omap2/sr_device.c
@@ -106,7 +106,7 @@
 
 	omap_voltage_get_volttable(sr_data->voltdm, &volt_data);
 	if (!volt_data) {
-		pr_warning("%s: No Voltage table registerd fo VDD%d."
+		pr_warning("%s: No Voltage table registered fo VDD%d."
 			"Something really wrong\n\n", __func__, i + 1);
 		goto exit;
 	}