linux-stable-rt/arch/arm/mach-ks8695/include/mach/regs-gpio.h

56 lines
2.2 KiB
C

/*
* arch/arm/mach-ks8695/include/mach/regs-gpio.h
*
* Copyright (C) 2007 Andrew Victor
*
* KS8695 - GPIO control registers and bit definitions.
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
* warranty of any kind, whether express or implied.
*/
#ifndef KS8695_GPIO_H
#define KS8695_GPIO_H
#define KS8695_GPIO_OFFSET (0xF0000 + 0xE600)
#define KS8695_GPIO_VA (KS8695_IO_VA + KS8695_GPIO_OFFSET)
#define KS8695_GPIO_PA (KS8695_IO_PA + KS8695_GPIO_OFFSET)
#define KS8695_IOPM (0x00) /* I/O Port Mode Register */
#define KS8695_IOPC (0x04) /* I/O Port Control Register */
#define KS8695_IOPD (0x08) /* I/O Port Data Register */
/* Port Mode Register */
#define IOPM(x) (1 << (x)) /* Mode for GPIO Pin x */
/* Port Control Register */
#define IOPC_IOTIM1EN (1 << 17) /* GPIO Pin for Timer1 Enable */
#define IOPC_IOTIM0EN (1 << 16) /* GPIO Pin for Timer0 Enable */
#define IOPC_IOEINT3EN (1 << 15) /* GPIO Pin for External/Soft Interrupt 3 Enable */
#define IOPC_IOEINT3TM (7 << 12) /* GPIO Pin for External/Soft Interrupt 3 Trigger Mode */
#define IOPC_IOEINT3_MODE(x) ((x) << 12)
#define IOPC_IOEINT2EN (1 << 11) /* GPIO Pin for External/Soft Interrupt 2 Enable */
#define IOPC_IOEINT2TM (7 << 8) /* GPIO Pin for External/Soft Interrupt 2 Trigger Mode */
#define IOPC_IOEINT2_MODE(x) ((x) << 8)
#define IOPC_IOEINT1EN (1 << 7) /* GPIO Pin for External/Soft Interrupt 1 Enable */
#define IOPC_IOEINT1TM (7 << 4) /* GPIO Pin for External/Soft Interrupt 1 Trigger Mode */
#define IOPC_IOEINT1_MODE(x) ((x) << 4)
#define IOPC_IOEINT0EN (1 << 3) /* GPIO Pin for External/Soft Interrupt 0 Enable */
#define IOPC_IOEINT0TM (7 << 0) /* GPIO Pin for External/Soft Interrupt 0 Trigger Mode */
#define IOPC_IOEINT0_MODE(x) ((x) << 0)
/* Trigger Modes */
#define IOPC_TM_LOW (0) /* Level Detection (Active Low) */
#define IOPC_TM_HIGH (1) /* Level Detection (Active High) */
#define IOPC_TM_RISING (2) /* Rising Edge Detection */
#define IOPC_TM_FALLING (4) /* Falling Edge Detection */
#define IOPC_TM_EDGE (6) /* Both Edge Detection */
/* Port Data Register */
#define IOPD(x) (1 << (x)) /* Signal Level of GPIO Pin x */
#endif