target/linux/ar71xx/files/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_BUTTONS_POLL_INTERVAL  20
  26 #define EAP7660D_GPIO_DS4               7
  27 #define EAP7660D_GPIO_DS5               2
  28 #define EAP7660D_GPIO_DS7               0
  29 #define EAP7660D_GPIO_DS8               4
  30 #define EAP7660D_GPIO_SW1               3
  31 #define EAP7660D_GPIO_SW3               8
  32 #define EAP7660D_PHYMASK                BIT(20)
  33 #define EAP7660D_BOARDCONFIG            0x1F7F0000
  34 #define EAP7660D_GBIC_MAC_OFFSET        0x1000
  35 #define EAP7660D_WMAC0_MAC_OFFSET       0x1010
  36 #define EAP7660D_WMAC1_MAC_OFFSET       0x1016
  37 #define EAP7660D_WMAC0_CALDATA_OFFSET   0x2000
  38 #define EAP7660D_WMAC1_CALDATA_OFFSET   0x3000
  39
  40 static struct ath5k_platform_data eap7660d_wmac0_data;
  41 static struct ath5k_platform_data eap7660d_wmac1_data;
  42 static char eap7660d_wmac0_mac[6];
  43 static char eap7660d_wmac1_mac[6];
  44 static u16 eap7660d_wmac0_eeprom[ATH5K_PLAT_EEP_MAX_WORDS];
  45 static u16 eap7660d_wmac1_eeprom[ATH5K_PLAT_EEP_MAX_WORDS];
  46
  47 static struct ar71xx_pci_irq eap7660d_pci_irqs[] __initdata = {
  48         {
  49                 .slot   = 0,
  50                 .pin    = 1,
  51                 .irq    = AR71XX_PCI_IRQ_DEV0,
  52         }, {
  53                 .slot   = 1,
  54                 .pin    = 1,
  55                 .irq    = AR71XX_PCI_IRQ_DEV1,
  56         }
  57 };
  58
  59 static int eap7660d_pci_plat_dev_init(struct pci_dev *dev)
  60 {
  61         switch (PCI_SLOT(dev->devfn)) {
  62         case 17:
  63                 dev->dev.platform_data = &eap7660d_wmac0_data;
  64                 break;
  65
  66         case 18:
  67                 dev->dev.platform_data = &eap7660d_wmac1_data;
  68                 break;
  69         }
  70
  71         return 0;
  72 }
  73
  74 void __init eap7660d_pci_init(u8 *cal_data0, u8 *mac_addr0,
  75                               u8 *cal_data1, u8 *mac_addr1)
  76 {
  77         if (cal_data0 && *cal_data0 == 0xa55a) {
  78                 memcpy(eap7660d_wmac0_eeprom, cal_data0,
  79                         ATH5K_PLAT_EEP_MAX_WORDS);
  80                 eap7660d_wmac0_data.eeprom_data = eap7660d_wmac0_eeprom;
  81         }
  82
  83         if (cal_data1 && *cal_data1 == 0xa55a) {
  84                 memcpy(eap7660d_wmac1_eeprom, cal_data1,
  85                         ATH5K_PLAT_EEP_MAX_WORDS);
  86                 eap7660d_wmac1_data.eeprom_data = eap7660d_wmac1_eeprom;
  87         }
  88
  89         if (mac_addr0) {
  90                 memcpy(eap7660d_wmac0_mac, mac_addr0, sizeof(eap7660d_wmac0_mac));
  91                 eap7660d_wmac0_data.macaddr = eap7660d_wmac0_mac;
  92         }
  93
  94         if (mac_addr1) {
  95                 memcpy(eap7660d_wmac1_mac, mac_addr1, sizeof(eap7660d_wmac1_mac));
  96                 eap7660d_wmac1_data.macaddr = eap7660d_wmac1_mac;
  97         }
  98
  99         ar71xx_pci_plat_dev_init = eap7660d_pci_plat_dev_init;
 100         ar71xx_pci_init(ARRAY_SIZE(eap7660d_pci_irqs), eap7660d_pci_irqs);
 101 }
 102
 103 static struct gpio_led eap7660d_leds_gpio[] __initdata = {
 104         {
 105                 .name           = "eap7660d:green:ds8",
 106                 .gpio           = EAP7660D_GPIO_DS8,
 107                 .active_low     = 0,
 108         },
 109         {
 110                 .name           = "eap7660d:green:ds5",
 111                 .gpio           = EAP7660D_GPIO_DS5,
 112                 .active_low     = 0,
 113         },
 114         {
 115                 .name           = "eap7660d:green:ds7",
 116                 .gpio           = EAP7660D_GPIO_DS7,
 117                 .active_low     = 0,
 118         },
 119         {
 120                 .name           = "eap7660d:green:ds4",
 121                 .gpio           = EAP7660D_GPIO_DS4,
 122                 .active_low     = 0,
 123         }
 124 };
 125
 126 static struct gpio_button eap7660d_gpio_buttons[] __initdata = {
 127         {
 128                 .desc           = "reset",
 129                 .type           = EV_KEY,
 130                 .code           = KEY_RESTART,
 131                 .threshold      = 3,
 132                 .gpio           = EAP7660D_GPIO_SW1,
 133                 .active_low     = 1,
 134         },
 135         {
 136                 .desc           = "wps",
 137                 .type           = EV_KEY,
 138                 .code           = KEY_WPS_BUTTON,
 139                 .threshold      = 3,
 140                 .gpio           = EAP7660D_GPIO_SW3,
 141                 .active_low     = 1,
 142         }
 143 };
 144
 145 static void __init eap7660d_setup(void)
 146 {
 147         u8 *boardconfig = (u8 *) KSEG1ADDR(EAP7660D_BOARDCONFIG);
 148
 149         ar71xx_add_device_mdio(~EAP7660D_PHYMASK);
 150
 151         ar71xx_init_mac(ar71xx_eth0_data.mac_addr,
 152                         boardconfig + EAP7660D_GBIC_MAC_OFFSET, 0);
 153         ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 154         ar71xx_eth0_data.phy_mask = EAP7660D_PHYMASK;
 155         ar71xx_add_device_eth(0);
 156         ar71xx_add_device_m25p80(NULL);
 157         ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(eap7660d_leds_gpio),
 158                                         eap7660d_leds_gpio);
 159         ar71xx_add_device_gpio_buttons(-1, EAP7660D_BUTTONS_POLL_INTERVAL,
 160                                         ARRAY_SIZE(eap7660d_gpio_buttons),
 161                                         eap7660d_gpio_buttons);
 162         eap7660d_pci_init(boardconfig + EAP7660D_WMAC0_CALDATA_OFFSET,
 163                         boardconfig + EAP7660D_WMAC0_MAC_OFFSET,
 164                         boardconfig + EAP7660D_WMAC1_CALDATA_OFFSET,
 165                         boardconfig + EAP7660D_WMAC1_MAC_OFFSET);
 166 };
 167
 168 MIPS_MACHINE(AR71XX_MACH_EAP7660D, "EAP7660D", "Senao EAP7660D",
 169              eap7660d_setup);