thermal: rcar: comment spelling

Signed-off-by: Geert Uytterhoeven <geert+renesas@linux-m68k.org>
Acked-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/thermal/rcar_thermal.c b/drivers/thermal/rcar_thermal.c
index 88f92e1..79a09d0 100644
--- a/drivers/thermal/rcar_thermal.c
+++ b/drivers/thermal/rcar_thermal.c
@@ -408,7 +408,7 @@
 		/* enable temperature comparation */
 		rcar_thermal_common_write(common, ENR, 0x00030303);
 
-		idle = 0; /* polling delaye is not needed */
+		idle = 0; /* polling delay is not needed */
 	}
 
 	for (i = 0;; i++) {