m68knommu: enable qspi support when SPI_COLDFIRE_QSPI = m

Enable Coldfire QSPI support when SPI_COLDFIRE_QSPI is built as a module.

This version of the patch combines changes to the config files and  device.c
and uses IF_ENABLED (thanks to Sam Ravnborg for the suggestion).

Signed-off-by: Steven King <sfking@fdwdc.com>
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
diff --git a/arch/m68k/platform/coldfire/device.c b/arch/m68k/platform/coldfire/device.c
index 7af9736..3aa77dd 100644
--- a/arch/m68k/platform/coldfire/device.c
+++ b/arch/m68k/platform/coldfire/device.c
@@ -121,7 +121,7 @@
 #endif /* MCFFEC_BASE1 */
 #endif /* CONFIG_FEC */
 
-#ifdef CONFIG_SPI_COLDFIRE_QSPI
+#if IS_ENABLED(CONFIG_SPI_COLDFIRE_QSPI)
 /*
  *	The ColdFire QSPI module is an SPI protocol hardware block used
  *	on a number of different ColdFire CPUs.
@@ -274,7 +274,7 @@
 	.resource		= mcf_qspi_resources,
 	.dev.platform_data	= &mcf_qspi_data,
 };
-#endif /* CONFIG_SPI_COLDFIRE_QSPI */
+#endif /* IS_ENABLED(CONFIG_SPI_COLDFIRE_QSPI) */
 
 static struct platform_device *mcf_devices[] __initdata = {
 	&mcf_uart,
@@ -284,7 +284,7 @@
 	&mcf_fec1,
 #endif
 #endif
-#ifdef CONFIG_SPI_COLDFIRE_QSPI
+#if IS_ENABLED(CONFIG_SPI_COLDFIRE_QSPI)
 	&mcf_qspi,
 #endif
 };