ARM: mx25: Convert to a dt-only platform

As there is no more mx25 board files, we can turn mx25 into a dt-only platform.

Rename imx25-dt.c to mach-imx25.c to be consistent with the other i.MX SoCs.
Signed-off-by: NFabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: NShawn Guo <shawn.guo@linaro.org>

arch/arm/configs/imx_v4_v5_defconfig

@@ -26,7 +26,7 @@ CONFIG_MACH_APF9328=y
 CONFIG_MACH_MX21ADS=y
 CONFIG_MACH_MX25_3DS=y
 CONFIG_MACH_EUKREA_CPUIMX25SD=y
-CONFIG_MACH_IMX25_DT=y
+CONFIG_SOC_IMX25=y
 CONFIG_MACH_MX27ADS=y
 CONFIG_MACH_MX27_3DS=y
 CONFIG_MACH_IMX27_VISSTRIM_M10=y

arch/arm/configs/multi_v5_defconfig

@@ -13,7 +13,7 @@ CONFIG_ARCH_MVEBU=y
 CONFIG_MACH_KIRKWOOD=y
 CONFIG_MACH_NETXBIG=y
 CONFIG_ARCH_MXC=y
-CONFIG_MACH_IMX25_DT=y
+CONFIG_SOC_IMX25=y
 CONFIG_MACH_IMX27_DT=y
 CONFIG_ARCH_U300=y
 CONFIG_PCI_MVEBU=y

arch/arm/mach-imx/Kconfig

@@ -77,13 +77,6 @@ config SOC_IMX21
 	select IMX_HAVE_IOMUX_V1
 	select MXC_AVIC
 
-config SOC_IMX25
-	bool
-	select ARCH_MXC_IOMUX_V3
-	select CPU_ARM926T
-	select MXC_AVIC
-	select PINCTRL_IMX25
-
 config SOC_IMX27
 	bool
 	select CPU_ARM926T
@@ -149,13 +142,6 @@ config MACH_MX21ADS
 	  Include support for MX21ADS platform. This includes specific
 	  configurations for the board and its peripherals.
 
-config MACH_IMX25_DT
-	bool "Support i.MX25 platforms from device tree"
-	select SOC_IMX25
-	help
-	  Include support for Freescale i.MX25 based platforms
-	  using the device tree for discovery
-
 comment "MX27 platforms:"
 
 config MACH_MX27ADS
@@ -508,6 +494,20 @@ config MACH_VPR200
 
 endif
 
+if ARCH_MULTI_V5
+
+comment "Device tree only"
+
+config SOC_IMX25
+	bool "i.MX25 support"
+	select ARCH_MXC_IOMUX_V3
+	select CPU_ARM926T
+	select MXC_AVIC
+	select PINCTRL_IMX25
+	help
+	  This enables support for Freescale i.MX25 processor
+endif
+
 if ARCH_MULTI_V7
 
 comment "Device tree only"

arch/arm/mach-imx/Makefile

@@ -3,7 +3,7 @@ obj-y := time.o cpu.o system.o irq-common.o
 obj-$(CONFIG_SOC_IMX1) += clk-imx1.o mm-imx1.o
 obj-$(CONFIG_SOC_IMX21) += clk-imx21.o mm-imx21.o
 
-obj-$(CONFIG_SOC_IMX25) += clk-imx25.o mm-imx25.o ehci-imx25.o cpu-imx25.o
+obj-$(CONFIG_SOC_IMX25) += clk-imx25.o mm-imx25.o ehci-imx25.o cpu-imx25.o mach-imx25.o
 
 obj-$(CONFIG_SOC_IMX27) += cpu-imx27.o pm-imx27.o
 obj-$(CONFIG_SOC_IMX27) += clk-imx27.o mm-imx27.o ehci-imx27.o
@@ -48,9 +48,6 @@ obj-$(CONFIG_MACH_IMX1_DT) += imx1-dt.o
 # i.MX21 based machines
 obj-$(CONFIG_MACH_MX21ADS) += mach-mx21ads.o
 
-# i.MX25 based machines
-obj-$(CONFIG_MACH_IMX25_DT) += imx25-dt.o
-
 # i.MX27 based machines
 obj-$(CONFIG_MACH_MX27ADS) += mach-mx27ads.o
 obj-$(CONFIG_MACH_MX27_3DS) += mach-mx27_3ds.o