imx: mangle addresses after adding the offset

don't use

	IO_ADDRESS($base) + $offset

but

	IO_ADDRESS($base + $offset)

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Cc: Sascha Hauer <kernel@pengutronix.de>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Holger Schurig <hs4233@mail.mn-solutions.de>
Cc: Rabin Vincent <rabin@rab.in>
Cc: "Agustín Ferrín Pozuelo" <gatoguan-os@yahoo.com>
Cc: Javier Martin <javier.martin@vista-silicon.com>
Cc: Valentin Longchamp <valentin.longchamp@epfl.ch>
Cc: Daniel Mack <daniel@caiaq.de>
Cc: Dmitriy Taychenachev <dimichxp@gmail.com>
diff --git a/arch/arm/mach-mx3/cpu.c b/arch/arm/mach-mx3/cpu.c
index db82880..861afe0 100644
--- a/arch/arm/mach-mx3/cpu.c
+++ b/arch/arm/mach-mx3/cpu.c
@@ -41,7 +41,7 @@
 	u32 i, srev;
 
 	/* read SREV register from IIM module */
-	srev = __raw_readl(IO_ADDRESS(IIM_BASE_ADDR) + MXC_IIMSREV);
+	srev = __raw_readl(IO_ADDRESS(IIM_BASE_ADDR + MXC_IIMSREV));
 
 	for (i = 0; i < ARRAY_SIZE(mx31_cpu_type); i++)
 		if (srev == mx31_cpu_type[i].srev) {