/****************************************************************************//* *      linux/include/asm-arm/arch-l7200/gpio.h * *      Registers and  helper functions for the L7200 Link-Up Systems *      GPIO. * *      (C) Copyright 2000, S A McConnell  (samcconn@cotw.com) * *  This file is subject to the terms and conditions of the GNU General Public *  License. See the file COPYING in the main directory of this archive for *  more details. *//****************************************************************************/#define GPIO_OFF   0x00005000  /* Offset from IO_START to the GPIO reg's. *//* IO_START and IO_BASE are defined in hardware.h */#define GPIO_START (IO_START_2 + GPIO_OFF) /* Physical addr of the GPIO reg. */#define GPIO_BASE  (IO_BASE_2  + GPIO_OFF) /* Virtual addr of the GPIO reg. *//* Offsets from the start of the GPIO for all the registers. */#define PADR_OFF     0x000#define PADDR_OFF    0x004#define PASBSR_OFF   0x008#define PAEENR_OFF   0x00c#define PAESNR_OFF   0x010#define PAESTR_OFF   0x014#define PAIMR_OFF    0x018#define PAINT_OFF    0x01c#define PBDR_OFF     0x020#define PBDDR_OFF    0x024#define PBSBSR_OFF   0x028#define PBIMR_OFF    0x038#define PBINT_OFF    0x03c#define PCDR_OFF     0x040#define PCDDR_OFF    0x044#define PCSBSR_OFF   0x048#define PCIMR_OFF    0x058#define PCINT_OFF    0x05c#define PDDR_OFF     0x060#define PDDDR_OFF    0x064#define PDSBSR_OFF   0x068#define PDEENR_OFF   0x06c#define PDESNR_OFF   0x070#define PDESTR_OFF   0x074#define PDIMR_OFF    0x078#define PDINT_OFF    0x07c#define PEDR_OFF     0x080#define PEDDR_OFF    0x084#define PESBSR_OFF   0x088#define PEEENR_OFF   0x08c#define PEESNR_OFF   0x090#define PEESTR_OFF   0x094#define PEIMR_OFF    0x098#define PEINT_OFF    0x09c/* Define the GPIO registers for use by device drivers and the kernel. */#define PADR   (*(volatile unsigned long *)(GPIO_BASE+PADR_OFF))#define PADDR  (*(volatile unsigned long *)(GPIO_BASE+PADDR_OFF))#define PASBSR (*(volatile unsigned long *)(GPIO_BASE+PASBSR_OFF))#define PAEENR (*(volatile unsigned long *)(GPIO_BASE+PAEENR_OFF))#define PAESNR (*(volatile unsigned long *)(GPIO_BASE+PAESNR_OFF))#define PAESTR (*(volatile unsigned long *)(GPIO_BASE+PAESTR_OFF))#define PAIMR  (*(volatile unsigned long *)(GPIO_BASE+PAIMR_OFF))#define PAINT  (*(volatile unsigned long *)(GPIO_BASE+PAINT_OFF))#define PBDR   (*(volatile unsigned long *)(GPIO_BASE+PBDR_OFF))#define PBDDR  (*(volatile unsigned long *)(GPIO_BASE+PBDDR_OFF))#define PBSBSR (*(volatile unsigned long *)(GPIO_BASE+PBSBSR_OFF))#define PBIMR  (*(volatile unsigned long *)(GPIO_BASE+PBIMR_OFF))#define PBINT  (*(volatile unsigned long *)(GPIO_BASE+PBINT_OFF))#define PCDR   (*(volatile unsigned long *)(GPIO_BASE+PCDR_OFF))#define PCDDR  (*(volatile unsigned long *)(GPIO_BASE+PCDDR_OFF))#define PCSBSR (*(volatile unsigned long *)(GPIO_BASE+PCSBSR_OFF))#define PCIMR  (*(volatile unsigned long *)(GPIO_BASE+PCIMR_OFF))#define PCINT  (*(volatile unsigned long *)(GPIO_BASE+PCINT_OFF))#define PDDR   (*(volatile unsigned long *)(GPIO_BASE+PDDR_OFF))#define PDDDR  (*(volatile unsigned long *)(GPIO_BASE+PDDDR_OFF))#define PDSBSR (*(volatile unsigned long *)(GPIO_BASE+PDSBSR_OFF))#define PDEENR (*(volatile unsigned long *)(GPIO_BASE+PDEENR_OFF))#define PDESNR (*(volatile unsigned long *)(GPIO_BASE+PDESNR_OFF))#define PDESTR (*(volatile unsigned long *)(GPIO_BASE+PDESTR_OFF))#define PDIMR  (*(volatile unsigned long *)(GPIO_BASE+PDIMR_OFF))#define PDINT  (*(volatile unsigned long *)(GPIO_BASE+PDINT_OFF))#define PEDR   (*(volatile unsigned long *)(GPIO_BASE+PEDR_OFF))#define PEDDR  (*(volatile unsigned long *)(GPIO_BASE+PEDDR_OFF))#define PESBSR (*(volatile unsigned long *)(GPIO_BASE+PESBSR_OFF))#define PEEENR (*(volatile unsigned long *)(GPIO_BASE+PEEENR_OFF))#define PEESNR (*(volatile unsigned long *)(GPIO_BASE+PEESNR_OFF))#define PEESTR (*(volatile unsigned long *)(GPIO_BASE+PEESTR_OFF))#define PEIMR  (*(volatile unsigned long *)(GPIO_BASE+PEIMR_OFF))#define PEINT  (*(volatile unsigned long *)(GPIO_BASE+PEINT_OFF))#define VEE_EN         0x02#define BACKLIGHT_EN   0x04