cpufreq: pxa2xx: move cpufreq driver to drivers/cpufreq

This patch moves cpufreq driver of ARM based pxa2xx platform to drivers/cpufreq.
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Acked-by: Eric Miao <eric.y.miao@gmail.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

arch/arm/Kconfig

@@ -2177,13 +2177,6 @@ config CPU_FREQ_INTEGRATOR
 
 	  If in doubt, say Y.
 
-config CPU_FREQ_PXA
-	bool
-	depends on CPU_FREQ && ARCH_PXA && PXA25x
-	default y
-	select CPU_FREQ_DEFAULT_GOV_USERSPACE
-	select CPU_FREQ_TABLE
-
 config CPU_FREQ_S3C
 	bool
 	help

arch/arm/mach-pxa/Makefile

@@ -7,11 +7,6 @@ obj-y				+= clock.o devices.o generic.o irq.o \
 				   time.o reset.o
 obj-$(CONFIG_PM)		+= pm.o sleep.o standby.o
 
-ifeq ($(CONFIG_CPU_FREQ),y)
-obj-$(CONFIG_PXA25x)		+= cpufreq-pxa2xx.o
-obj-$(CONFIG_PXA27x)		+= cpufreq-pxa2xx.o
-endif
-
 # Generic drivers that other drivers may depend upon
 
 # SoC-specific code

drivers/cpufreq/Makefile

@@ -59,6 +59,8 @@ obj-$(CONFIG_ARM_HIGHBANK_CPUFREQ)	+= highbank-cpufreq.o
 obj-$(CONFIG_ARM_IMX6Q_CPUFREQ)		+= imx6q-cpufreq.o
 obj-$(CONFIG_ARM_KIRKWOOD_CPUFREQ)	+= kirkwood-cpufreq.o
 obj-$(CONFIG_ARM_OMAP2PLUS_CPUFREQ)	+= omap-cpufreq.o
+obj-$(CONFIG_PXA25x)			+= pxa2xx-cpufreq.o
+obj-$(CONFIG_PXA27x)			+= pxa2xx-cpufreq.o
 obj-$(CONFIG_PXA3xx)			+= pxa3xx-cpufreq.o
 obj-$(CONFIG_ARM_S3C2416_CPUFREQ)	+= s3c2416-cpufreq.o
 obj-$(CONFIG_ARM_S3C64XX_CPUFREQ)	+= s3c64xx-cpufreq.o

arch/arm/mach-pxa/cpufreq-pxa2xx.c → drivers/cpufreq/pxa2xx-cpufreq.c

 /*
- *  linux/arch/arm/mach-pxa/cpufreq-pxa2xx.c
- *
  *  Copyright (C) 2002,2003 Intrinsyc Software
  *
  * This program is free software; you can redistribute it and/or modify