arch/arm/include/asm/arch-davinci/gpio.h

   1 /*
   2  * Copyright (C) 2009 Texas Instruments Incorporated
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6 #ifndef _GPIO_DEFS_H_
   7 #define _GPIO_DEFS_H_
   8
   9 #ifndef CONFIG_SOC_DA8XX
  10 #define DAVINCI_GPIO_BINTEN     0x01C67008
  11 #define DAVINCI_GPIO_BANK01     0x01C67010
  12 #define DAVINCI_GPIO_BANK23     0x01C67038
  13 #define DAVINCI_GPIO_BANK45     0x01C67060
  14 #define DAVINCI_GPIO_BANK67     0x01C67088
  15
  16 #else /* CONFIG_SOC_DA8XX */
  17 #define DAVINCI_GPIO_BINTEN     0x01E26008
  18 #define DAVINCI_GPIO_BANK01     0x01E26010
  19 #define DAVINCI_GPIO_BANK23     0x01E26038
  20 #define DAVINCI_GPIO_BANK45     0x01E26060
  21 #define DAVINCI_GPIO_BANK67     0x01E26088
  22 #define DAVINCI_GPIO_BANK8      0x01E260B0
  23 #endif /* CONFIG_SOC_DA8XX */
  24
  25 struct davinci_gpio {
  26         unsigned int dir;
  27         unsigned int out_data;
  28         unsigned int set_data;
  29         unsigned int clr_data;
  30         unsigned int in_data;
  31         unsigned int set_rising;
  32         unsigned int clr_rising;
  33         unsigned int set_falling;
  34         unsigned int clr_falling;
  35         unsigned int intstat;
  36 };
  37
  38 struct davinci_gpio_bank {
  39         int num_gpio;
  40         unsigned int irq_num;
  41         unsigned int irq_mask;
  42         unsigned long *in_use;
  43         unsigned long base;
  44 };
  45
  46 #define davinci_gpio_bank01 ((struct davinci_gpio *)DAVINCI_GPIO_BANK01)
  47 #define davinci_gpio_bank23 ((struct davinci_gpio *)DAVINCI_GPIO_BANK23)
  48 #define davinci_gpio_bank45 ((struct davinci_gpio *)DAVINCI_GPIO_BANK45)
  49 #define davinci_gpio_bank67 ((struct davinci_gpio *)DAVINCI_GPIO_BANK67)
  50 #define davinci_gpio_bank8 ((struct davinci_gpio *)DAVINCI_GPIO_BANK8)
  51
  52 #define gpio_status()           gpio_info()
  53 #define GPIO_NAME_SIZE          20
  54 #if defined(CONFIG_SOC_DM644X)
  55 /* GPIO0 to GPIO53, omit the V3.3 volts one */
  56 #define MAX_NUM_GPIOS           70
  57 #elif defined(CONFIG_SOC_DA8XX) && !defined(CONFIG_SOC_DA850)
  58 #define MAX_NUM_GPIOS           128
  59 #else
  60 #define MAX_NUM_GPIOS           144
  61 #endif
  62 #define GPIO_BANK(gp)           (davinci_gpio_bank01 + ((gp) >> 5))
  63 #define GPIO_BIT(gp)            ((gp) & 0x1F)
  64
  65 void gpio_info(void);
  66
  67 #endif