target/linux/lantiq/files-3.3/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 static struct mtd_partition easy98020_spi_partitions[] =
  28 {
  29         {
  30                 .name   = "uboot",
  31                 .offset = 0x0,
  32                 .size   = 0x40000,
  33         },
  34         {
  35                 .name   = "uboot_env",
  36                 .offset = 0x40000,
  37                 .size   = 0x40000,      /* 2 sectors for redundant env. */
  38         },
  39         {
  40                 .name   = "linux",
  41                 .offset = 0x80000,
  42                 .size   = 0xF80000,     /* map only 16 MiB */
  43         },
  44 };
  45
  46 static struct flash_platform_data easy98020_spi_flash_platform_data = {
  47         .name = "sflash",
  48         .parts = easy98020_spi_partitions,
  49         .nr_parts = ARRAY_SIZE(easy98020_spi_partitions)
  50 };
  51
  52 static struct spi_board_info easy98020_spi_flash_data __initdata = {
  53         .modalias               = "m25p80",
  54         .bus_num                = 0,
  55         .chip_select            = 0,
  56         .max_speed_hz           = 10 * 1000 * 1000,
  57         .mode                   = SPI_MODE_3,
  58         .platform_data          = &easy98020_spi_flash_platform_data
  59 };
  60
  61 static struct gpio_led easy98020_gpio_leds[] __initdata = {
  62         {
  63                 .name           = "easy98020:green:0",
  64                 .gpio           = EASY98020_GPIO_LED_0,
  65                 .active_low     = 0,
  66         }, {
  67                 .name           = "easy98020:green:1",
  68                 .gpio           = EASY98020_GPIO_LED_1,
  69                 .active_low     = 0,
  70         }, {
  71                 .name           = "easy98020:green:2",
  72                 .gpio           = EASY98020_GPIO_LED_2,
  73                 .active_low     = 0,
  74         }, {
  75                 .name           = "easy98020:green:3",
  76                 .gpio           = EASY98020_GPIO_LED_3,
  77                 .active_low     = 0,
  78         }, {
  79                 .name           = "easy98020:ge0_act",
  80                 .gpio           = EASY98020_GPIO_LED_GE0_ACT,
  81                 .active_low     = 0,
  82         }, {
  83                 .name           = "easy98020:ge0_link",
  84                 .gpio           = EASY98020_GPIO_LED_GE0_LINK,
  85                 .active_low     = 0,
  86         }, {
  87                 .name           = "easy98020:ge1_act",
  88                 .gpio           = EASY98020_GPIO_LED_GE1_ACT,
  89                 .active_low     = 0,
  90         }, {
  91                 .name           = "easy98020:ge1_link",
  92                 .gpio           = EASY98020_GPIO_LED_GE1_LINK,
  93                 .active_low     = 0,
  94         }
  95 };
  96
  97 static void __init easy98020_init(void)
  98 {
  99         falcon_register_i2c();
 100         falcon_register_spi_flash(&easy98020_spi_flash_data);
 101         ltq_add_device_gpio_leds(-1, ARRAY_SIZE(easy98020_gpio_leds),
 102                                         easy98020_gpio_leds);
 103 }
 104
 105 MIPS_MACHINE(LANTIQ_MACH_EASY98020,
 106                         "EASY98020",
 107                         "EASY98020 Eval Board",
 108                         easy98020_init);
 109
 110 MIPS_MACHINE(LANTIQ_MACH_EASY98020_1LAN,
 111                         "EASY98020_1LAN",
 112                         "EASY98020 Eval Board (1 LAN port)",
 113                         easy98020_init);
 114
 115 MIPS_MACHINE(LANTIQ_MACH_EASY98020_2LAN,
 116                         "EASY98020_2LAN",
 117                         "EASY98020 Eval Board (2 LAN ports)",
 118                         easy98020_init);