target/linux/ar71xx/files/arch/mips/ath79/dev-ap9x-pci.c

   1 /*
   2  *  Atheros AP9X reference board PCI initialization
   3  *
   4  *  Copyright (C) 2009-2012 Gabor Juhos <juhosg@openwrt.org>
   5  *
   6  *  This program is free software; you can redistribute it and/or modify it
   7  *  under the terms of the GNU General Public License version 2 as published
   8  *  by the Free Software Foundation.
   9  */
  10
  11 #include <linux/pci.h>
  12 #include <linux/ath9k_platform.h>
  13 #include <linux/delay.h>
  14
  15 #include <asm/mach-ath79/ath79.h>
  16
  17 #include "dev-ap9x-pci.h"
  18 #include "pci-ath9k-fixup.h"
  19 #include "pci.h"
  20
  21 static struct ath9k_platform_data ap9x_wmac0_data = {
  22         .led_pin = -1,
  23 };
  24 static struct ath9k_platform_data ap9x_wmac1_data = {
  25         .led_pin = -1,
  26 };
  27 static char ap9x_wmac0_mac[6];
  28 static char ap9x_wmac1_mac[6];
  29
  30 __init void ap9x_pci_setup_wmac_led_pin(unsigned wmac, int pin)
  31 {
  32         switch (wmac) {
  33         case 0:
  34                 ap9x_wmac0_data.led_pin = pin;
  35                 break;
  36         case 1:
  37                 ap9x_wmac1_data.led_pin = pin;
  38                 break;
  39         }
  40 }
  41
  42 __init void ap9x_pci_setup_wmac_led_name(unsigned wmac, const char *led_name)
  43 {
  44         switch (wmac) {
  45         case 0:
  46                 ap9x_wmac0_data.led_name = led_name;
  47                 break;
  48         case 1:
  49                 ap9x_wmac1_data.led_name = led_name;
  50                 break;
  51         }
  52 }
  53
  54 __init struct ath9k_platform_data *ap9x_pci_get_wmac_data(unsigned wmac)
  55 {
  56         switch (wmac) {
  57         case 0:
  58                 return &ap9x_wmac0_data;
  59
  60         case 1:
  61                 return &ap9x_wmac1_data;
  62         }
  63
  64         return NULL;
  65 }
  66
  67 __init void ap9x_pci_setup_wmac_gpio(unsigned wmac, u32 mask, u32 val)
  68 {
  69         switch (wmac) {
  70         case 0:
  71                 ap9x_wmac0_data.gpio_mask = mask;
  72                 ap9x_wmac0_data.gpio_val = val;
  73                 break;
  74         case 1:
  75                 ap9x_wmac1_data.gpio_mask = mask;
  76                 ap9x_wmac1_data.gpio_val = val;
  77                 break;
  78         }
  79 }
  80
  81 __init void ap9x_pci_setup_wmac_leds(unsigned wmac, struct gpio_led *leds,
  82                                      int num_leds)
  83 {
  84         switch (wmac) {
  85         case 0:
  86                 ap9x_wmac0_data.leds = leds;
  87                 ap9x_wmac0_data.num_leds = num_leds;
  88                 break;
  89         case 1:
  90                 ap9x_wmac1_data.leds = leds;
  91                 ap9x_wmac1_data.num_leds = num_leds;
  92                 break;
  93         }
  94 }
  95
  96 __init void ap9x_pci_setup_wmac_btns(unsigned wmac,
  97                                      struct gpio_keys_button *btns,
  98                                      unsigned num_btns, unsigned poll_interval)
  99 {
 100         struct ath9k_platform_data *ap9x_wmac_data;
 101
 102         if (!(ap9x_wmac_data = ap9x_pci_get_wmac_data(wmac)))
 103                 return;
 104
 105         ap9x_wmac_data->btns = btns;
 106         ap9x_wmac_data->num_btns = num_btns;
 107         ap9x_wmac_data->btn_poll_interval = poll_interval;
 108 }
 109
 110 static int ap91_pci_plat_dev_init(struct pci_dev *dev)
 111 {
 112         switch (PCI_SLOT(dev->devfn)) {
 113         case 0:
 114                 dev->dev.platform_data = &ap9x_wmac0_data;
 115                 break;
 116         }
 117
 118         return 0;
 119 }
 120
 121 __init void ap91_pci_init(u8 *cal_data, u8 *mac_addr)
 122 {
 123         if (cal_data)
 124                 memcpy(ap9x_wmac0_data.eeprom_data, cal_data,
 125                        sizeof(ap9x_wmac0_data.eeprom_data));
 126
 127         if (mac_addr) {
 128                 memcpy(ap9x_wmac0_mac, mac_addr, sizeof(ap9x_wmac0_mac));
 129                 ap9x_wmac0_data.macaddr = ap9x_wmac0_mac;
 130         }
 131
 132         ath79_pci_set_plat_dev_init(ap91_pci_plat_dev_init);
 133         ath79_register_pci();
 134
 135         pci_enable_ath9k_fixup(0, ap9x_wmac0_data.eeprom_data);
 136 }
 137
 138 __init void ap91_pci_init_simple(void)
 139 {
 140         ap91_pci_init(NULL, NULL);
 141         ap9x_wmac0_data.eeprom_name = "pci_wmac0.eeprom";
 142 }
 143
 144 static int ap94_pci_plat_dev_init(struct pci_dev *dev)
 145 {
 146         switch (PCI_SLOT(dev->devfn)) {
 147         case 17:
 148                 dev->dev.platform_data = &ap9x_wmac0_data;
 149                 break;
 150
 151         case 18:
 152                 dev->dev.platform_data = &ap9x_wmac1_data;
 153                 break;
 154         }
 155
 156         return 0;
 157 }
 158
 159 __init void ap94_pci_init(u8 *cal_data0, u8 *mac_addr0,
 160                           u8 *cal_data1, u8 *mac_addr1)
 161 {
 162         if (cal_data0)
 163                 memcpy(ap9x_wmac0_data.eeprom_data, cal_data0,
 164                        sizeof(ap9x_wmac0_data.eeprom_data));
 165
 166         if (cal_data1)
 167                 memcpy(ap9x_wmac1_data.eeprom_data, cal_data1,
 168                        sizeof(ap9x_wmac1_data.eeprom_data));
 169
 170         if (mac_addr0) {
 171                 memcpy(ap9x_wmac0_mac, mac_addr0, sizeof(ap9x_wmac0_mac));
 172                 ap9x_wmac0_data.macaddr = ap9x_wmac0_mac;
 173         }
 174
 175         if (mac_addr1) {
 176                 memcpy(ap9x_wmac1_mac, mac_addr1, sizeof(ap9x_wmac1_mac));
 177                 ap9x_wmac1_data.macaddr = ap9x_wmac1_mac;
 178         }
 179
 180         ath79_pci_set_plat_dev_init(ap94_pci_plat_dev_init);
 181         ath79_register_pci();
 182
 183         pci_enable_ath9k_fixup(17, ap9x_wmac0_data.eeprom_data);
 184         pci_enable_ath9k_fixup(18, ap9x_wmac1_data.eeprom_data);
 185 }