arm/mxc: move IMX_GPIO_NR into mach/hardware.h

The patch moves IMX_GPIO_NR into mach/hardware.h, so that we only
use standard gpiolib helpers in mach/gpio.h.
Signed-off-by: NShawn Guo <shawn.guo@linaro.org>
Signed-off-by: NSascha Hauer <s.hauer@pengutronix.de>

arch/arm/plat-mxc/include/mach/gpio.h

@@ -23,11 +23,6 @@
 #include <mach/hardware.h>
 #include <asm-generic/gpio.h>
 
-
-/* There's a off-by-one betweem the gpio bank number and the gpiochip */
-/* range e.g. GPIO_1_5 is gpio 5 under linux */
-#define IMX_GPIO_NR(bank, nr)		(((bank) - 1) * 32 + (nr))
-
 /* use gpiolib dispatchers */
 #define gpio_get_value		__gpio_get_value
 #define gpio_set_value		__gpio_set_value

arch/arm/plat-mxc/include/mach/hardware.h

@@ -116,6 +116,10 @@
 	.type = _type,							\
 }
 
+/* There's a off-by-one betweem the gpio bank number and the gpiochip */
+/* range e.g. GPIO_1_5 is gpio 5 under linux */
+#define IMX_GPIO_NR(bank, nr)		(((bank) - 1) * 32 + (nr))
+
 #define IMX_GPIO_TO_IRQ(gpio)	(MXC_GPIO_IRQ_START + (gpio))
 
 #endif /* __ASM_ARCH_MXC_HARDWARE_H__ */