uboot/arch/arm/include/asm/arch-davinci/gpio.h
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   1/*
   2 * Copyright (C) 2009 Texas Instruments Incorporated
   3 *
   4 * See file CREDITS for list of people who contributed to this
   5 * project.
   6 *
   7 * This program is free software; you can redistribute it and/or
   8 * modify it under the terms of the GNU General Public License as
   9 * published by the Free Software Foundation; either version 2 of
  10 * the License, or (at your option) any later version.
  11 *
  12 * This program is distributed in the hope that it will be useful,
  13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 * GNU General Public License for more details.
  16 *
  17 * You should have received a copy of the GNU General Public License
  18 * along with this program; if not, write to the Free Software
  19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  20 * MA 02111-1307 USA
  21 */
  22#ifndef _GPIO_DEFS_H_
  23#define _GPIO_DEFS_H_
  24
  25#ifndef CONFIG_SOC_DA8XX
  26#define DAVINCI_GPIO_BINTEN     0x01C67008
  27#define DAVINCI_GPIO_BANK01     0x01C67010
  28#define DAVINCI_GPIO_BANK23     0x01C67038
  29#define DAVINCI_GPIO_BANK45     0x01C67060
  30#define DAVINCI_GPIO_BANK67     0x01C67088
  31
  32#else /* CONFIG_SOC_DA8XX */
  33#define DAVINCI_GPIO_BINTEN     0x01E26008
  34#define DAVINCI_GPIO_BANK01     0x01E26010
  35#define DAVINCI_GPIO_BANK23     0x01E26038
  36#define DAVINCI_GPIO_BANK45     0x01E26060
  37#define DAVINCI_GPIO_BANK67     0x01E26088
  38#define DAVINCI_GPIO_BANK8      0x01E260B0
  39#endif /* CONFIG_SOC_DA8XX */
  40
  41struct davinci_gpio {
  42        unsigned int dir;
  43        unsigned int out_data;
  44        unsigned int set_data;
  45        unsigned int clr_data;
  46        unsigned int in_data;
  47        unsigned int set_rising;
  48        unsigned int clr_rising;
  49        unsigned int set_falling;
  50        unsigned int clr_falling;
  51        unsigned int intstat;
  52};
  53
  54struct davinci_gpio_bank {
  55        int num_gpio;
  56        unsigned int irq_num;
  57        unsigned int irq_mask;
  58        unsigned long *in_use;
  59        unsigned long base;
  60};
  61
  62#define davinci_gpio_bank01 ((struct davinci_gpio *)DAVINCI_GPIO_BANK01)
  63#define davinci_gpio_bank23 ((struct davinci_gpio *)DAVINCI_GPIO_BANK23)
  64#define davinci_gpio_bank45 ((struct davinci_gpio *)DAVINCI_GPIO_BANK45)
  65#define davinci_gpio_bank67 ((struct davinci_gpio *)DAVINCI_GPIO_BANK67)
  66#define davinci_gpio_bank8 ((struct davinci_gpio *)DAVINCI_GPIO_BANK8)
  67
  68#define gpio_status()           gpio_info()
  69#define GPIO_NAME_SIZE          20
  70#define MAX_NUM_GPIOS           144
  71#define GPIO_BANK(gp)           (davinci_gpio_bank01 + ((gp) >> 5))
  72#define GPIO_BIT(gp)            ((gp) & 0x1F)
  73
  74void gpio_info(void);
  75
  76#endif
  77