thermal: rcar: comment spelling

Signed-off-by: NGeert Uytterhoeven <geert+renesas@linux-m68k.org>
Acked-by: NSimon Horman <horms+renesas@verge.net.au>
Signed-off-by: NJiri Kosina <jkosina@suse.cz>

drivers/thermal/rcar_thermal.c

@@ -408,7 +408,7 @@ static int rcar_thermal_probe(struct platform_device *pdev)
 		/* 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++) {