OMAP3_SPI: Kconfig: move OMAP3_SPI out of DM_SPI section.

The OMAP3_SPI driver can work with or without DM_SPI.  Moving this
outside of the #if DM_SPI section allows us to include it on boards
that don't support DM_SPI yet.

Signed-off-by: Adam Ford <aford173@gmail.com>
diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index 8a8e8e4..3c5582a 100644
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -188,13 +188,6 @@
 	  Zynq QSPI IP core. This IP is used to connect the flash in
 	  4-bit qspi, 8-bit dual stacked and shared 4-bit dual parallel.
 
-config OMAP3_SPI
-	bool "McSPI driver for OMAP"
-	help
-	  SPI master controller for OMAP24XX and later Multichannel SPI
-	  (McSPI). This driver be used to access SPI chips on platforms
-	  embedding this OMAP3 McSPI IP core.
-
 endif # if DM_SPI
 
 config SOFT_SPI
@@ -229,4 +222,11 @@
 	help
 	  Enable support for SPI on MPC8XX
 
+config OMAP3_SPI
+	bool "McSPI driver for OMAP"
+	help
+	  SPI master controller for OMAP24XX and later Multichannel SPI
+	  (McSPI). This driver be used to access SPI chips on platforms
+	  embedding this OMAP3 McSPI IP core.
+
 endmenu # menu "SPI Support"