target/linux/lantiq/files-3.1/arch/mips/lantiq/falcon/mach-easy98020.c

   1 #include <linux/init.h>
   2 #include <linux/platform_device.h>
   3 #include <linux/leds.h>
   4 #include <linux/gpio.h>
   5 #include <linux/gpio_buttons.h>
   6 #include <linux/mtd/mtd.h>
   7 #include <linux/mtd/partitions.h>
   8 #include <linux/input.h>
   9 #include <linux/interrupt.h>
  10 #include <linux/spi/spi.h>
  11 #include <linux/spi/flash.h>
  12
  13 #include <dev-gpio-leds.h>
  14
  15 #include "../machtypes.h"
  16 #include "devices.h"
  17
  18 #define EASY98020_GPIO_LED_0 9
  19 #define EASY98020_GPIO_LED_1 10
  20 #define EASY98020_GPIO_LED_2 11
  21 #define EASY98020_GPIO_LED_3 12
  22 #define EASY98020_GPIO_LED_GE0_ACT 110
  23 #define EASY98020_GPIO_LED_GE0_LINK 109
  24 #define EASY98020_GPIO_LED_GE1_ACT 106
  25 #define EASY98020_GPIO_LED_GE1_LINK 105
  26
  27 extern unsigned char ltq_ethaddr[6];
  28
  29 static struct mtd_partition easy98020_spi_partitions[] =
  30 {
  31         {
  32                 .name   = "uboot",
  33                 .offset = 0x0,
  34                 .size   = 0x40000,
  35         },
  36         {
  37                 .name   = "uboot_env",
  38                 .offset = 0x40000,
  39                 .size   = 0x40000,      /* 2 sectors for redundant env. */
  40         },
  41         {
  42                 .name   = "linux",
  43                 .offset = 0x80000,
  44                 .size   = 0xF80000,     /* map only 16 MiB */
  45         },
  46 };
  47
  48 static struct flash_platform_data easy98020_spi_flash_platform_data = {
  49         .name = "sflash",
  50         .parts = easy98020_spi_partitions,
  51         .nr_parts = ARRAY_SIZE(easy98020_spi_partitions)
  52 };
  53
  54 static struct spi_board_info easy98020_spi_flash_data __initdata = {
  55         .modalias               = "m25p80",
  56         .bus_num                = 0,
  57         .chip_select            = 0,
  58         .max_speed_hz           = 10 * 1000 * 1000,
  59         .mode                   = SPI_MODE_3,
  60         .platform_data          = &easy98020_spi_flash_platform_data
  61 };
  62
  63 static struct gpio_led easy98020_gpio_leds[] __initdata = {
  64         {
  65                 .name           = "easy98020:green:0",
  66                 .gpio           = EASY98020_GPIO_LED_0,
  67                 .active_low     = 0,
  68         }, {
  69                 .name           = "easy98020:green:1",
  70                 .gpio           = EASY98020_GPIO_LED_1,
  71                 .active_low     = 0,
  72         }, {
  73                 .name           = "easy98020:green:2",
  74                 .gpio           = EASY98020_GPIO_LED_2,
  75                 .active_low     = 0,
  76         }, {
  77                 .name           = "easy98020:green:3",
  78                 .gpio           = EASY98020_GPIO_LED_3,
  79                 .active_low     = 0,
  80         }, {
  81                 .name           = "easy98020:ge0_act",
  82                 .gpio           = EASY98020_GPIO_LED_GE0_ACT,
  83                 .active_low     = 0,
  84         }, {
  85                 .name           = "easy98020:ge0_link",
  86                 .gpio           = EASY98020_GPIO_LED_GE0_LINK,
  87                 .active_low     = 0,
  88         }, {
  89                 .name           = "easy98020:ge1_act",
  90                 .gpio           = EASY98020_GPIO_LED_GE1_ACT,
  91                 .active_low     = 0,
  92         }, {
  93                 .name           = "easy98020:ge1_link",
  94                 .gpio           = EASY98020_GPIO_LED_GE1_LINK,
  95                 .active_low     = 0,
  96         }
  97 };
  98
  99 static void __init easy98020_init(void)
 100 {
 101         falcon_register_i2c();
 102         falcon_register_spi_flash(&easy98020_spi_flash_data);
 103         ltq_add_device_gpio_leds(-1, ARRAY_SIZE(easy98020_gpio_leds),
 104                                         easy98020_gpio_leds);
 105 }
 106
 107 MIPS_MACHINE(LANTIQ_MACH_EASY98020,
 108                         "EASY98020",
 109                         "EASY98020 Eval Board",
 110                         easy98020_init);
 111
 112 MIPS_MACHINE(LANTIQ_MACH_EASY98020_1LAN,
 113                         "EASY98020_1LAN",
 114                         "EASY98020 Eval Board (1 LAN port)",
 115                         easy98020_init);
 116
 117 MIPS_MACHINE(LANTIQ_MACH_EASY98020_2LAN,
 118                         "EASY98020_2LAN",
 119                         "EASY98020 Eval Board (2 LAN ports)",
 120                         easy98020_init);