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_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 static struct ar71xx_pci_irq eap7660d_pci_irqs[] __initdata = {
  50         {
  51                 .slot   = 0,
  52                 .pin    = 1,
  53                 .irq    = AR71XX_PCI_IRQ_DEV0,
  54         }, {
  55                 .slot   = 1,
  56                 .pin    = 1,
  57                 .irq    = AR71XX_PCI_IRQ_DEV1,
  58         }
  59 };
  60
  61 static int eap7660d_pci_plat_dev_init(struct pci_dev *dev)
  62 {
  63         switch (PCI_SLOT(dev->devfn)) {
  64         case 17:
  65                 dev->dev.platform_data = &eap7660d_wmac0_data;
  66                 break;
  67
  68         case 18:
  69                 dev->dev.platform_data = &eap7660d_wmac1_data;
  70                 break;
  71         }
  72
  73         return 0;
  74 }
  75
  76 void __init eap7660d_pci_init(u8 *cal_data0, u8 *mac_addr0,
  77                               u8 *cal_data1, u8 *mac_addr1)
  78 {
  79         if (cal_data0 && *cal_data0 == 0xa55a) {
  80                 memcpy(eap7660d_wmac0_eeprom, cal_data0,
  81                         ATH5K_PLAT_EEP_MAX_WORDS);
  82                 eap7660d_wmac0_data.eeprom_data = eap7660d_wmac0_eeprom;
  83         }
  84
  85         if (cal_data1 && *cal_data1 == 0xa55a) {
  86                 memcpy(eap7660d_wmac1_eeprom, cal_data1,
  87                         ATH5K_PLAT_EEP_MAX_WORDS);
  88                 eap7660d_wmac1_data.eeprom_data = eap7660d_wmac1_eeprom;
  89         }
  90
  91         if (mac_addr0) {
  92                 memcpy(eap7660d_wmac0_mac, mac_addr0,
  93                         sizeof(eap7660d_wmac0_mac));
  94                 eap7660d_wmac0_data.macaddr = eap7660d_wmac0_mac;
  95         }
  96
  97         if (mac_addr1) {
  98                 memcpy(eap7660d_wmac1_mac, mac_addr1,
  99                         sizeof(eap7660d_wmac1_mac));
 100                 eap7660d_wmac1_data.macaddr = eap7660d_wmac1_mac;
 101         }
 102
 103         ar71xx_pci_plat_dev_init = eap7660d_pci_plat_dev_init;
 104         ar71xx_pci_init(ARRAY_SIZE(eap7660d_pci_irqs), eap7660d_pci_irqs);
 105 }
 106
 107 static struct gpio_led eap7660d_leds_gpio[] __initdata = {
 108         {
 109                 .name           = "eap7660d:green:ds8",
 110                 .gpio           = EAP7660D_GPIO_DS8,
 111                 .active_low     = 0,
 112         },
 113         {
 114                 .name           = "eap7660d:green:ds5",
 115                 .gpio           = EAP7660D_GPIO_DS5,
 116                 .active_low     = 0,
 117         },
 118         {
 119                 .name           = "eap7660d:green:ds7",
 120                 .gpio           = EAP7660D_GPIO_DS7,
 121                 .active_low     = 0,
 122         },
 123         {
 124                 .name           = "eap7660d:green:ds4",
 125                 .gpio           = EAP7660D_GPIO_DS4,
 126                 .active_low     = 0,
 127         }
 128 };
 129
 130 static struct gpio_keys_button eap7660d_gpio_keys[] __initdata = {
 131         {
 132                 .desc           = "reset",
 133                 .type           = EV_KEY,
 134                 .code           = KEY_RESTART,
 135                 .debounce_interval = EAP7660D_KEYS_DEBOUNCE_INTERVAL,
 136                 .gpio           = EAP7660D_GPIO_SW1,
 137                 .active_low     = 1,
 138         },
 139         {
 140                 .desc           = "wps",
 141                 .type           = EV_KEY,
 142                 .code           = KEY_WPS_BUTTON,
 143                 .debounce_interval = EAP7660D_KEYS_DEBOUNCE_INTERVAL,
 144                 .gpio           = EAP7660D_GPIO_SW3,
 145                 .active_low     = 1,
 146         }
 147 };
 148
 149 static void __init eap7660d_setup(void)
 150 {
 151         u8 *boardconfig = (u8 *) KSEG1ADDR(EAP7660D_BOARDCONFIG);
 152
 153         ar71xx_add_device_mdio(~EAP7660D_PHYMASK);
 154
 155         ar71xx_init_mac(ar71xx_eth0_data.mac_addr,
 156                         boardconfig + EAP7660D_GBIC_MAC_OFFSET, 0);
 157         ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 158         ar71xx_eth0_data.phy_mask = EAP7660D_PHYMASK;
 159         ar71xx_add_device_eth(0);
 160         ar71xx_add_device_m25p80(NULL);
 161         ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(eap7660d_leds_gpio),
 162                                         eap7660d_leds_gpio);
 163         ar71xx_register_gpio_keys_polled(-1, EAP7660D_KEYS_POLL_INTERVAL,
 164                                          ARRAY_SIZE(eap7660d_gpio_keys),
 165                                          eap7660d_gpio_keys);
 166         eap7660d_pci_init(boardconfig + EAP7660D_WMAC0_CALDATA_OFFSET,
 167                         boardconfig + EAP7660D_WMAC0_MAC_OFFSET,
 168                         boardconfig + EAP7660D_WMAC1_CALDATA_OFFSET,
 169                         boardconfig + EAP7660D_WMAC1_MAC_OFFSET);
 170 };
 171
 172 MIPS_MACHINE(AR71XX_MACH_EAP7660D, "EAP7660D", "Senao EAP7660D",
 173              eap7660d_setup);