arch/arm/mach-orion5x/include/mach/gpio.h

   1 /*
   2  * arch/arm/mach-orion5x/include/mach/gpio.h
   3  *
   4  * This file is licensed under the terms of the GNU General Public
   5  * License version 2.  This program is licensed "as is" without any
   6  * warranty of any kind, whether express or implied.
   7  */
   8
   9 #ifndef __ASM_ARCH_GPIO_H
  10 #define __ASM_ARCH_GPIO_H
  11
  12 #include <mach/irqs.h>
  13 #include <plat/gpio.h>
  14 #include <asm-generic/gpio.h>           /* cansleep wrappers */
  15
  16 #define GPIO_MAX                32
  17 #define GPIO_OUT(pin)           ORION5X_DEV_BUS_REG(0x100)
  18 #define GPIO_IO_CONF(pin)       ORION5X_DEV_BUS_REG(0x104)
  19 #define GPIO_BLINK_EN(pin)      ORION5X_DEV_BUS_REG(0x108)
  20 #define GPIO_IN_POL(pin)        ORION5X_DEV_BUS_REG(0x10c)
  21 #define GPIO_DATA_IN(pin)       ORION5X_DEV_BUS_REG(0x110)
  22 #define GPIO_EDGE_CAUSE(pin)    ORION5X_DEV_BUS_REG(0x114)
  23 #define GPIO_EDGE_MASK(pin)     ORION5X_DEV_BUS_REG(0x118)
  24 #define GPIO_LEVEL_MASK(pin)    ORION5X_DEV_BUS_REG(0x11c)
  25
  26 static inline int gpio_to_irq(int pin)
  27 {
  28         return pin + IRQ_ORION5X_GPIO_START;
  29 }
  30
  31 static inline int irq_to_gpio(int irq)
  32 {
  33         return irq - IRQ_ORION5X_GPIO_START;
  34 }
  35
  36
  37 #endif