target/linux/ar71xx/files-2.6.39/arch/mips/ar71xx/mach-eap7660d.c

   1 /*
   2  *  Senao EAP7660D board support
   3  *
   4  *  Copyright (C) 2010 Daniel Golle <daniel.golle@gmail.com>
   5  *  Copyright (C) 2008 Gabor Juhos <juhosg@openwrt.org>
   6  *  Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
   7  *
   8  *  This program is free software; you can redistribute it and/or modify it
   9  *  under the terms of the GNU General Public License version 2 as published
  10  *  by the Free Software Foundation.
  11  */
  12
  13 #include <linux/pci.h>
  14 #include <linux/ath5k_platform.h>
  15 #include <linux/delay.h>
  16 #include <asm/mach-ar71xx/ar71xx.h>
  17 #include <asm/mach-ar71xx/pci.h>
  18
  19 #include "machtype.h"
  20 #include "devices.h"
  21 #include "dev-gpio-buttons.h"
  22 #include "dev-leds-gpio.h"
  23 #include "dev-m25p80.h"
  24
  25 #define EAP7660D_KEYS_POLL_INTERVAL     20      /* msecs */
  26 #define EAP7660D_KEYS_DEBOUNCE_INTERVAL (3 * EAP7660D_KEYS_POLL_INTERVAL)
  27
  28 #define EAP7660D_GPIO_DS4               7
  29 #define EAP7660D_GPIO_DS5               2
  30 #define EAP7660D_GPIO_DS7               0
  31 #define EAP7660D_GPIO_DS8               4
  32 #define EAP7660D_GPIO_SW1               3
  33 #define EAP7660D_GPIO_SW3               8
  34 #define EAP7660D_PHYMASK                BIT(20)
  35 #define EAP7660D_BOARDCONFIG            0x1F7F0000
  36 #define EAP7660D_GBIC_MAC_OFFSET        0x1000
  37 #define EAP7660D_WMAC0_MAC_OFFSET       0x1010
  38 #define EAP7660D_WMAC1_MAC_OFFSET       0x1016
  39 #define EAP7660D_WMAC0_CALDATA_OFFSET   0x2000
  40 #define EAP7660D_WMAC1_CALDATA_OFFSET   0x3000
  41
  42 static struct ath5k_platform_data eap7660d_wmac0_data;
  43 static struct ath5k_platform_data eap7660d_wmac1_data;
  44 static char eap7660d_wmac0_mac[6];
  45 static char eap7660d_wmac1_mac[6];
  46 static u16 eap7660d_wmac0_eeprom[ATH5K_PLAT_EEP_MAX_WORDS];
  47 static u16 eap7660d_wmac1_eeprom[ATH5K_PLAT_EEP_MAX_WORDS];
  48
  49 #ifdef CONFIG_PCI
  50 static struct ar71xx_pci_irq eap7660d_pci_irqs[] __initdata = {
  51         {
  52                 .slot   = 0,
  53                 .pin    = 1,
  54                 .irq    = AR71XX_PCI_IRQ_DEV0,
  55         }, {
  56                 .slot   = 1,
  57                 .pin    = 1,
  58                 .irq    = AR71XX_PCI_IRQ_DEV1,
  59         }
  60 };
  61
  62 static int eap7660d_pci_plat_dev_init(struct pci_dev *dev)
  63 {
  64         switch (PCI_SLOT(dev->devfn)) {
  65         case 17:
  66                 dev->dev.platform_data = &eap7660d_wmac0_data;
  67                 break;
  68
  69         case 18:
  70                 dev->dev.platform_data = &eap7660d_wmac1_data;
  71                 break;
  72         }
  73
  74         return 0;
  75 }
  76
  77 void __init eap7660d_pci_init(u8 *cal_data0, u8 *mac_addr0,
  78                               u8 *cal_data1, u8 *mac_addr1)
  79 {
  80         if (cal_data0 && *cal_data0 == 0xa55a) {
  81                 memcpy(eap7660d_wmac0_eeprom, cal_data0,
  82                         ATH5K_PLAT_EEP_MAX_WORDS);
  83                 eap7660d_wmac0_data.eeprom_data = eap7660d_wmac0_eeprom;
  84         }
  85
  86         if (cal_data1 && *cal_data1 == 0xa55a) {
  87                 memcpy(eap7660d_wmac1_eeprom, cal_data1,
  88                         ATH5K_PLAT_EEP_MAX_WORDS);
  89                 eap7660d_wmac1_data.eeprom_data = eap7660d_wmac1_eeprom;
  90         }
  91
  92         if (mac_addr0) {
  93                 memcpy(eap7660d_wmac0_mac, mac_addr0,
  94                         sizeof(eap7660d_wmac0_mac));
  95                 eap7660d_wmac0_data.macaddr = eap7660d_wmac0_mac;
  96         }
  97
  98         if (mac_addr1) {
  99                 memcpy(eap7660d_wmac1_mac, mac_addr1,
 100                         sizeof(eap7660d_wmac1_mac));
 101                 eap7660d_wmac1_data.macaddr = eap7660d_wmac1_mac;
 102         }
 103
 104         ar71xx_pci_plat_dev_init = eap7660d_pci_plat_dev_init;
 105         ar71xx_pci_init(ARRAY_SIZE(eap7660d_pci_irqs), eap7660d_pci_irqs);
 106 }
 107 #else
 108 static inline void eap7660d_pci_init(u8 *cal_data0, u8 *mac_addr0,
 109                                      u8 *cal_data1, u8 *mac_addr1)
 110 {
 111 }
 112 #endif /* CONFIG_PCI */
 113
 114 static struct gpio_led eap7660d_leds_gpio[] __initdata = {
 115         {
 116                 .name           = "eap7660d:green:ds8",
 117                 .gpio           = EAP7660D_GPIO_DS8,
 118                 .active_low     = 0,
 119         },
 120         {
 121                 .name           = "eap7660d:green:ds5",
 122                 .gpio           = EAP7660D_GPIO_DS5,
 123                 .active_low     = 0,
 124         },
 125         {
 126                 .name           = "eap7660d:green:ds7",
 127                 .gpio           = EAP7660D_GPIO_DS7,
 128                 .active_low     = 0,
 129         },
 130         {
 131                 .name           = "eap7660d:green:ds4",
 132                 .gpio           = EAP7660D_GPIO_DS4,
 133                 .active_low     = 0,
 134         }
 135 };
 136
 137 static struct gpio_keys_button eap7660d_gpio_keys[] __initdata = {
 138         {
 139                 .desc           = "reset",
 140                 .type           = EV_KEY,
 141                 .code           = KEY_RESTART,
 142                 .debounce_interval = EAP7660D_KEYS_DEBOUNCE_INTERVAL,
 143                 .gpio           = EAP7660D_GPIO_SW1,
 144                 .active_low     = 1,
 145         },
 146         {
 147                 .desc           = "wps",
 148                 .type           = EV_KEY,
 149                 .code           = KEY_WPS_BUTTON,
 150                 .debounce_interval = EAP7660D_KEYS_DEBOUNCE_INTERVAL,
 151                 .gpio           = EAP7660D_GPIO_SW3,
 152                 .active_low     = 1,
 153         }
 154 };
 155
 156 static const char *eap7660d_part_probes[] = {
 157         "RedBoot",
 158         NULL,
 159 };
 160
 161 static struct flash_platform_data eap7660d_flash_data = {
 162         .part_probes    = eap7660d_part_probes,
 163 };
 164
 165 static void __init eap7660d_setup(void)
 166 {
 167         u8 *boardconfig = (u8 *) KSEG1ADDR(EAP7660D_BOARDCONFIG);
 168
 169         ar71xx_add_device_mdio(0, ~EAP7660D_PHYMASK);
 170
 171         ar71xx_init_mac(ar71xx_eth0_data.mac_addr,
 172                         boardconfig + EAP7660D_GBIC_MAC_OFFSET, 0);
 173         ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 174         ar71xx_eth0_data.phy_mask = EAP7660D_PHYMASK;
 175         ar71xx_add_device_eth(0);
 176         ar71xx_add_device_m25p80(&eap7660d_flash_data);
 177         ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(eap7660d_leds_gpio),
 178                                         eap7660d_leds_gpio);
 179         ar71xx_register_gpio_keys_polled(-1, EAP7660D_KEYS_POLL_INTERVAL,
 180                                          ARRAY_SIZE(eap7660d_gpio_keys),
 181                                          eap7660d_gpio_keys);
 182         eap7660d_pci_init(boardconfig + EAP7660D_WMAC0_CALDATA_OFFSET,
 183                         boardconfig + EAP7660D_WMAC0_MAC_OFFSET,
 184                         boardconfig + EAP7660D_WMAC1_CALDATA_OFFSET,
 185                         boardconfig + EAP7660D_WMAC1_MAC_OFFSET);
 186 };
 187
 188 MIPS_MACHINE(AR71XX_MACH_EAP7660D, "EAP7660D", "Senao EAP7660D",
 189              eap7660d_setup);