linux/include/asm-arm/arch-l7200/gpio.h

106 lines
4.1 KiB
C

/****************************************************************************/
/*
* 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