spi: kirkwood: Drop nondm code

Drop the nondm code from kirkwood_spi.c since there
is no board or any other code using for it.

Signed-off-by: Bhargav Shah <bhargavshah1988@gmail.com>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index 8fccfbf..3a8add9 100644
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -162,6 +162,12 @@
 	  access the SPI NOR flash on platforms embedding this Intel
 	  ICH IP core.
 
+config KIRKWOOD_SPI
+	bool "Marvell Kirkwood SPI Driver"
+	help
+	  Enable support for SPI on various Marvell SoCs, such as
+	  Kirkwood and Armada 375.
+
 config MESON_SPIFC
 	bool "Amlogic Meson SPI Flash Controller driver"
 	depends on ARCH_MESON
@@ -424,12 +430,6 @@
 	  Enable the Renesas Quad SPI controller driver. This driver can be
 	  used on Renesas SoCs.
 
-config KIRKWOOD_SPI
-	bool "Marvell Kirkwood SPI Driver"
-	help
-	  Enable support for SPI on various Marvell SoCs, such as
-	  Kirkwood and Armada 375.
-
 config MXC_SPI
 	bool "MXC SPI Driver"
 	help