target/linux/ar71xx/files/arch/mips/ath79/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
  17 #include <asm/mach-ath79/ath79.h>
  18 #include <asm/mach-ath79/pci.h>
  19
  20 #include "dev-eth.h"
  21 #include "dev-gpio-buttons.h"
  22 #include "dev-leds-gpio.h"
  23 #include "dev-m25p80.h"
  24 #include "machtypes.h"
  25 #include "pci.h"
  26
  27 #define EAP7660D_KEYS_POLL_INTERVAL     20      /* msecs */
  28 #define EAP7660D_KEYS_DEBOUNCE_INTERVAL (3 * EAP7660D_KEYS_POLL_INTERVAL)
  29
  30 #define EAP7660D_GPIO_DS4               7
  31 #define EAP7660D_GPIO_DS5               2
  32 #define EAP7660D_GPIO_DS7               0
  33 #define EAP7660D_GPIO_DS8               4
  34 #define EAP7660D_GPIO_SW1               3
  35 #define EAP7660D_GPIO_SW3               8
  36 #define EAP7660D_PHYMASK                BIT(20)
  37 #define EAP7660D_BOARDCONFIG            0x1F7F0000
  38 #define EAP7660D_GBIC_MAC_OFFSET        0x1000
  39 #define EAP7660D_WMAC0_MAC_OFFSET       0x1010
  40 #define EAP7660D_WMAC1_MAC_OFFSET       0x1016
  41 #define EAP7660D_WMAC0_CALDATA_OFFSET   0x2000
  42 #define EAP7660D_WMAC1_CALDATA_OFFSET   0x3000
  43
  44 #ifdef CONFIG_PCI
  45 static struct ath5k_platform_data eap7660d_wmac0_data;
  46 static struct ath5k_platform_data eap7660d_wmac1_data;
  47 static char eap7660d_wmac0_mac[6];
  48 static char eap7660d_wmac1_mac[6];
  49 static u16 eap7660d_wmac0_eeprom[ATH5K_PLAT_EEP_MAX_WORDS];
  50 static u16 eap7660d_wmac1_eeprom[ATH5K_PLAT_EEP_MAX_WORDS];
  51
  52 static int eap7660d_pci_plat_dev_init(struct pci_dev *dev)
  53 {
  54         switch (PCI_SLOT(dev->devfn)) {
  55         case 17:
  56                 dev->dev.platform_data = &eap7660d_wmac0_data;
  57                 break;
  58
  59         case 18:
  60                 dev->dev.platform_data = &eap7660d_wmac1_data;
  61                 break;
  62         }
  63
  64         return 0;
  65 }
  66
  67 void __init eap7660d_pci_init(u8 *cal_data0, u8 *mac_addr0,
  68                               u8 *cal_data1, u8 *mac_addr1)
  69 {
  70         if (cal_data0 && *cal_data0 == 0xa55a) {
  71                 memcpy(eap7660d_wmac0_eeprom, cal_data0,
  72                         ATH5K_PLAT_EEP_MAX_WORDS);
  73                 eap7660d_wmac0_data.eeprom_data = eap7660d_wmac0_eeprom;
  74         }
  75
  76         if (cal_data1 && *cal_data1 == 0xa55a) {
  77                 memcpy(eap7660d_wmac1_eeprom, cal_data1,
  78                         ATH5K_PLAT_EEP_MAX_WORDS);
  79                 eap7660d_wmac1_data.eeprom_data = eap7660d_wmac1_eeprom;
  80         }
  81
  82         if (mac_addr0) {
  83                 memcpy(eap7660d_wmac0_mac, mac_addr0,
  84                         sizeof(eap7660d_wmac0_mac));
  85                 eap7660d_wmac0_data.macaddr = eap7660d_wmac0_mac;
  86         }
  87
  88         if (mac_addr1) {
  89                 memcpy(eap7660d_wmac1_mac, mac_addr1,
  90                         sizeof(eap7660d_wmac1_mac));
  91                 eap7660d_wmac1_data.macaddr = eap7660d_wmac1_mac;
  92         }
  93
  94         ath79_pci_set_plat_dev_init(eap7660d_pci_plat_dev_init);
  95         ath79_register_pci();
  96 }
  97 #else
  98 static inline void eap7660d_pci_init(u8 *cal_data0, u8 *mac_addr0,
  99                                      u8 *cal_data1, u8 *mac_addr1)
 100 {
 101 }
 102 #endif /* CONFIG_PCI */
 103
 104 static struct gpio_led eap7660d_leds_gpio[] __initdata = {
 105         {
 106                 .name           = "eap7660d:green:ds8",
 107                 .gpio           = EAP7660D_GPIO_DS8,
 108                 .active_low     = 0,
 109         },
 110         {
 111                 .name           = "eap7660d:green:ds5",
 112                 .gpio           = EAP7660D_GPIO_DS5,
 113                 .active_low     = 0,
 114         },
 115         {
 116                 .name           = "eap7660d:green:ds7",
 117                 .gpio           = EAP7660D_GPIO_DS7,
 118                 .active_low     = 0,
 119         },
 120         {
 121                 .name           = "eap7660d:green:ds4",
 122                 .gpio           = EAP7660D_GPIO_DS4,
 123                 .active_low     = 0,
 124         }
 125 };
 126
 127 static struct gpio_keys_button eap7660d_gpio_keys[] __initdata = {
 128         {
 129                 .desc           = "reset",
 130                 .type           = EV_KEY,
 131                 .code           = KEY_RESTART,
 132                 .debounce_interval = EAP7660D_KEYS_DEBOUNCE_INTERVAL,
 133                 .gpio           = EAP7660D_GPIO_SW1,
 134                 .active_low     = 1,
 135         },
 136         {
 137                 .desc           = "wps",
 138                 .type           = EV_KEY,
 139                 .code           = KEY_WPS_BUTTON,
 140                 .debounce_interval = EAP7660D_KEYS_DEBOUNCE_INTERVAL,
 141                 .gpio           = EAP7660D_GPIO_SW3,
 142                 .active_low     = 1,
 143         }
 144 };
 145
 146 static const char *eap7660d_part_probes[] = {
 147         "RedBoot",
 148         NULL,
 149 };
 150
 151 static struct flash_platform_data eap7660d_flash_data = {
 152         .part_probes    = eap7660d_part_probes,
 153 };
 154
 155 static void __init eap7660d_setup(void)
 156 {
 157         u8 *boardconfig = (u8 *) KSEG1ADDR(EAP7660D_BOARDCONFIG);
 158
 159         ath79_register_mdio(0, ~EAP7660D_PHYMASK);
 160
 161         ath79_init_mac(ath79_eth0_data.mac_addr,
 162                         boardconfig + EAP7660D_GBIC_MAC_OFFSET, 0);
 163         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 164         ath79_eth0_data.phy_mask = EAP7660D_PHYMASK;
 165         ath79_register_eth(0);
 166         ath79_register_m25p80(&eap7660d_flash_data);
 167         ath79_register_leds_gpio(-1, ARRAY_SIZE(eap7660d_leds_gpio),
 168                                         eap7660d_leds_gpio);
 169         ath79_register_gpio_keys_polled(-1, EAP7660D_KEYS_POLL_INTERVAL,
 170                                          ARRAY_SIZE(eap7660d_gpio_keys),
 171                                          eap7660d_gpio_keys);
 172         eap7660d_pci_init(boardconfig + EAP7660D_WMAC0_CALDATA_OFFSET,
 173                           boardconfig + EAP7660D_WMAC0_MAC_OFFSET,
 174                           boardconfig + EAP7660D_WMAC1_CALDATA_OFFSET,
 175                           boardconfig + EAP7660D_WMAC1_MAC_OFFSET);
 176 };
 177
 178 MIPS_MACHINE(ATH79_MACH_EAP7660D, "EAP7660D", "Senao EAP7660D",
 179              eap7660d_setup);