ARM: OMAP2+: Remove legacy gpio code

OMAP2+ GPOs are initialized now using device tree, so legacy gpio
initialization code can be removed.

Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/mach-omap2/Makefile

@@ -7,7 +7,7 @@ ccflags-y := -I$(srctree)/$(src)/include \
 
 # Common support
 obj-y := id.o io.o control.o devices.o fb.o timer.o pm.o \
-	 common.o gpio.o dma.o wd_timer.o display.o i2c.o hdq1w.o omap_hwmod.o \
+	 common.o dma.o wd_timer.o display.o i2c.o hdq1w.o omap_hwmod.o \
 	 omap_device.o omap-headsmp.o sram.o drm.o
 
 hwmod-common				= omap_hwmod.o omap_hwmod_reset.o \

arch/arm/mach-omap2/omap_hwmod_common_data.h

@@ -121,10 +121,6 @@ extern struct omap_hwmod_irq_info omap2_uart3_mpu_irqs[];
 extern struct omap_hwmod_irq_info omap2_dispc_irqs[];
 extern struct omap_hwmod_irq_info omap2_i2c1_mpu_irqs[];
 extern struct omap_hwmod_irq_info omap2_i2c2_mpu_irqs[];
-extern struct omap_hwmod_irq_info omap2_gpio1_irqs[];
-extern struct omap_hwmod_irq_info omap2_gpio2_irqs[];
-extern struct omap_hwmod_irq_info omap2_gpio3_irqs[];
-extern struct omap_hwmod_irq_info omap2_gpio4_irqs[];
 extern struct omap_hwmod_irq_info omap2_dma_system_irqs[];
 extern struct omap_hwmod_irq_info omap2_mcspi1_mpu_irqs[];
 extern struct omap_hwmod_irq_info omap2_mcspi2_mpu_irqs[];