ARM: imx: dynamically register imx-i2c devices (imx21)

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
diff --git a/arch/arm/mach-imx/devices.h b/arch/arm/mach-imx/devices.h
index b4eb8a0..dcaa4f9 100644
--- a/arch/arm/mach-imx/devices.h
+++ b/arch/arm/mach-imx/devices.h
@@ -28,8 +28,8 @@
 extern struct platform_device mxc_fb_device;
 extern struct platform_device mxc_fec_device;
 extern struct platform_device mxc_pwm_device;
-extern struct platform_device mxc_i2c_device0;
 #ifdef CONFIG_MACH_MX27
+extern struct platform_device mxc_i2c_device0;
 extern struct platform_device mxc_i2c_device1;
 #endif
 extern struct platform_device mxc_sdhc_device0;