ARM: imx: Remove iomux-v3 board code

IMX_HAVE_IOMUX_V3 was only used by i.MX25/35 board files. Since the
board files users are gone, it is safe to remove iomux-v3 related
code.

Signed-off-by: Fabio Estevam <festevam@gmail.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

Author: fabioestevam

arch/arm/mach-imx/Kconfig

@@ -47,9 +47,6 @@ config HAVE_IMX_SRC
 	def_bool y if SMP
 	select ARCH_HAS_RESET_CONTROLLER
 
-config ARCH_MXC_IOMUX_V3
-	bool
-
 if ARCH_MULTI_V6
 
 comment "ARM1136 platforms"
@@ -63,7 +60,6 @@ config SOC_IMX31
 
 config SOC_IMX35
 	bool "i.MX35 support"
-	select ARCH_MXC_IOMUX_V3
 	select MXC_AVIC
 	select PINCTRL_IMX35
 	help
@@ -87,7 +83,6 @@ if ARCH_MULTI_V5
 
 config SOC_IMX25
 	bool "i.MX25 support"
-	select ARCH_MXC_IOMUX_V3
 	select CPU_ARM926T
 	select MXC_AVIC
 	select PINCTRL_IMX25

arch/arm/mach-imx/Makefile

@@ -11,8 +11,6 @@ obj-$(CONFIG_SOC_IMX35) += mm-imx3.o cpu-imx35.o mach-imx35.o
 imx5-pm-$(CONFIG_PM) += pm-imx5.o
 obj-$(CONFIG_SOC_IMX5) += cpu-imx5.o $(imx5-pm-y)
 
-obj-$(CONFIG_ARCH_MXC_IOMUX_V3) += iomux-v3.o
-
 obj-$(CONFIG_MXC_TZIC) += tzic.o
 obj-$(CONFIG_MXC_AVIC) += avic.o
 

arch/arm/mach-imx/iomux-v3.c

@@ -21,7 +21,6 @@
 #include "crmregs-imx3.h"
 #include "devices/devices-common.h"
 #include "hardware.h"
-#include "iomux-v3.h"
 
 void __iomem *mx3_ccm_base;
 
@@ -140,7 +139,6 @@ static void imx35_idle(void)
 void __init imx35_init_early(void)
 {
 	mxc_set_cpu_type(MXC_CPU_MX35);
-	mxc_iomux_v3_init(MX35_IO_ADDRESS(MX35_IOMUXC_BASE_ADDR));
 	arm_pm_idle = imx35_idle;
 	arch_ioremap_caller = imx3_ioremap_caller;
 	mx3_ccm_base = MX35_IO_ADDRESS(MX35_CCM_BASE_ADDR);