diff options
Diffstat (limited to 'include/asm-arm/arch-l7200/gpio.h')
| -rw-r--r-- | include/asm-arm/arch-l7200/gpio.h | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/include/asm-arm/arch-l7200/gpio.h b/include/asm-arm/arch-l7200/gpio.h new file mode 100644 index 00000000000..0b63e4239bd --- /dev/null +++ b/include/asm-arm/arch-l7200/gpio.h @@ -0,0 +1,105 @@ +/****************************************************************************/ +/* + * 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 |