target/linux/lantiq/files-3.3/arch/mips/lantiq/xway/mach-gigasx76x.c

   1 /*
   2  *  This program is free software; you can redistribute it and/or modify it
   3  *  under the terms of the GNU General Public License version 2 as published
   4  *  by the Free Software Foundation.
   5  *
   6  *  Copyright (C) 2011 Andrej Vlašić
   7  *  Copyright (C) 2011 Luka Perkov
   8  *
   9  */
  10
  11 #include <linux/kernel.h>
  12 #include <linux/init.h>
  13 #include <linux/platform_device.h>
  14 #include <linux/leds.h>
  15 #include <linux/gpio.h>
  16 #include <linux/mtd/mtd.h>
  17 #include <linux/mtd/partitions.h>
  18 #include <linux/mtd/physmap.h>
  19 #include <linux/input.h>
  20 #include <linux/pci.h>
  21 #include <linux/phy.h>
  22 #include <linux/io.h>
  23 #include <linux/if_ether.h>
  24 #include <linux/etherdevice.h>
  25 #include <linux/string.h>
  26
  27 #include <irq.h>
  28 #include <lantiq_soc.h>
  29 #include <lantiq_platform.h>
  30 #include <dev-gpio-leds.h>
  31 #include <dev-gpio-buttons.h>
  32
  33 #include "../machtypes.h"
  34 #include "dev-wifi-athxk.h"
  35 #include "devices.h"
  36 #include "dev-dwc_otg.h"
  37
  38 #include "mach-gigasx76x.h"
  39
  40 static u8 ltq_ethaddr[6] = { 0 };
  41
  42 static int __init
  43 setup_ethaddr(char *str)
  44 {
  45         if (!mac_pton(str, ltq_ethaddr))
  46                 memset(ltq_ethaddr, 0, 6);
  47         return 0;
  48 }
  49 __setup("ethaddr=", setup_ethaddr);
  50
  51
  52 enum {
  53         UNKNOWN = 0,
  54         SX761,
  55         SX762,
  56         SX763,
  57 };
  58 static u8 board __initdata = SX763;
  59
  60 static int __init
  61 setup_board(char *str)
  62 {
  63         if (!strcmp(str, "sx761"))
  64                 board = SX761;
  65         else if (!strcmp(str, "sx762"))
  66                 board = SX762;
  67         else if (!strcmp(str, "sx763"))
  68                 board = SX763;
  69         else
  70                 board = UNKNOWN;
  71         return 0;
  72 }
  73 __setup("board=", setup_board);
  74
  75 static struct mtd_partition gigasx76x_partitions[] =
  76 {
  77         {
  78                 .name   = "uboot",
  79                 .offset = 0x0,
  80                 .size   = 0x10000,
  81         },
  82         {
  83                 .name   = "uboot_env",
  84                 .offset = 0x10000,
  85                 .size   = 0x10000,
  86         },
  87         {
  88                 .name   = "linux",
  89                 .offset = 0x20000,
  90                 .size   = 0x7e0000,
  91         },
  92 };
  93
  94 static struct gpio_led
  95 gigasx76x_gpio_leds[] __initdata = {
  96         { .name = "soc:green:voip", .gpio = 216, },
  97         { .name = "soc:green:adsl", .gpio = 217, },
  98         { .name = "soc:green:usb", .gpio = 218, },
  99         { .name = "soc:green:wifi", .gpio = 219, },
 100         { .name = "soc:green:phone2", .gpio = 220, },
 101         { .name = "soc:green:phone1", .gpio = 221, },
 102         { .name = "soc:green:line", .gpio = 222, },
 103         { .name = "soc:green:online", .gpio = 223, },
 104 };
 105
 106 static struct gpio_keys_button
 107 gigasx76x_gpio_keys[] __initdata = {
 108         {
 109                 .desc           = "wps",
 110                 .type           = EV_KEY,
 111                 .code           = KEY_WPS_BUTTON,
 112                 .debounce_interval = LTQ_KEYS_DEBOUNCE_INTERVAL,
 113                 .gpio           = 22,
 114                 .active_low     = 1,
 115         },
 116         {
 117                 .desc           = "reset",
 118                 .type           = EV_KEY,
 119                 .code           = BTN_0,
 120                 .debounce_interval = LTQ_KEYS_DEBOUNCE_INTERVAL,
 121                 .gpio           = 14,
 122                 .active_low     = 0,
 123         },
 124 };
 125
 126 static struct physmap_flash_data gigasx76x_flash_data = {
 127         .nr_parts       = ARRAY_SIZE(gigasx76x_partitions),
 128         .parts          = gigasx76x_partitions,
 129 };
 130
 131 static struct ltq_pci_data ltq_pci_data = {
 132         .clock  = PCI_CLOCK_INT,
 133         .gpio   = PCI_GNT1 | PCI_REQ1,
 134         .irq    = { [14] = INT_NUM_IM0_IRL0 + 22, },
 135 };
 136
 137 static struct ltq_eth_data ltq_eth_data = {
 138         .mii_mode       = PHY_INTERFACE_MODE_MII,
 139 };
 140
 141 static void __init
 142 gigasx76x_init(void)
 143 {
 144 #define GIGASX76X_USB           29
 145
 146         ltq_register_gpio_stp();
 147         ltq_register_nor(&gigasx76x_flash_data);
 148         ltq_register_pci(&ltq_pci_data);
 149         ltq_register_tapi();
 150         ltq_add_device_gpio_leds(-1, ARRAY_SIZE(gigasx76x_gpio_leds), gigasx76x_gpio_leds);
 151         ltq_register_gpio_keys_polled(-1, LTQ_KEYS_POLL_INTERVAL, ARRAY_SIZE(gigasx76x_gpio_keys), gigasx76x_gpio_keys);
 152         xway_register_dwc(GIGASX76X_USB);
 153
 154         if (!is_valid_ether_addr(ltq_ethaddr))
 155                 random_ether_addr(ltq_ethaddr);
 156
 157         memcpy(&ltq_eth_data.mac.sa_data, ltq_ethaddr, 6);
 158         ltq_register_etop(&ltq_eth_data);
 159         if (board == SX762)
 160                 ltq_register_ath5k(sx762_eeprom_data, ltq_ethaddr);
 161         else
 162                 ltq_register_ath5k(sx763_eeprom_data, ltq_ethaddr);
 163 }
 164
 165 MIPS_MACHINE(LANTIQ_MACH_GIGASX76X,
 166                         "GIGASX76X",
 167                         "GIGASX76X - Gigaset SX761,SX762,SX763",
 168                         gigasx76x_init);