LXR linux/arch/arm/mach-clps711x/devices.c

   1/*
   2 *  CLPS711X common devices definitions
   3 *
   4 *  Author: Alexander Shiyan <shc_work@mail.ru>, 2013
   5 *
   6 * This program is free software; you can redistribute it and/or modify
   7 * it under the terms of the GNU General Public License as published by
   8 * the Free Software Foundation; either version 2 of the License, or
   9 * (at your option) any later version.
  10 */
  11
  12#include <linux/platform_device.h>
  13#include <linux/sizes.h>
  14
  15#include <mach/hardware.h>
  16
  17static const phys_addr_t clps711x_gpios[][2] __initconst = {
  18        { PADR, PADDR },
  19        { PBDR, PBDDR },
  20        { PCDR, PCDDR },
  21        { PDDR, PDDDR },
  22        { PEDR, PEDDR },
  23};
  24
  25static void __init clps711x_add_gpio(void)
  26{
  27        unsigned i;
  28        struct resource gpio_res[2];
  29
  30        memset(gpio_res, 0, sizeof(gpio_res));
  31
  32        gpio_res[0].flags = IORESOURCE_MEM;
  33        gpio_res[1].flags = IORESOURCE_MEM;
  34
  35        for (i = 0; i < ARRAY_SIZE(clps711x_gpios); i++) {
  36                gpio_res[0].start = CLPS711X_PHYS_BASE + clps711x_gpios[i][0];
  37                gpio_res[0].end = gpio_res[0].start;
  38                gpio_res[1].start = CLPS711X_PHYS_BASE + clps711x_gpios[i][1];
  39                gpio_res[1].end = gpio_res[1].start;
  40
  41                platform_device_register_simple("clps711x-gpio", i,
  42                                                gpio_res, ARRAY_SIZE(gpio_res));
  43        }
  44}
  45
  46const struct resource clps711x_syscon_res[] __initconst = {
  47        /* SYSCON1, SYSFLG1 */
  48        DEFINE_RES_MEM(CLPS711X_PHYS_BASE + SYSCON1, SZ_128),
  49        /* SYSCON2, SYSFLG2 */
  50        DEFINE_RES_MEM(CLPS711X_PHYS_BASE + SYSCON2, SZ_128),
  51        /* SYSCON3 */
  52        DEFINE_RES_MEM(CLPS711X_PHYS_BASE + SYSCON3, SZ_64),
  53};
  54
  55static void __init clps711x_add_syscon(void)
  56{
  57        unsigned i;
  58
  59        for (i = 0; i < ARRAY_SIZE(clps711x_syscon_res); i++)
  60                platform_device_register_simple("clps711x-syscon", i + 1,
  61                                                &clps711x_syscon_res[i], 1);
  62}
  63
  64void __init clps711x_devices_init(void)
  65{
  66        clps711x_add_gpio();
  67        clps711x_add_syscon();
  68}
  69