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 static int ap91_pci_plat_dev_init(struct pci_dev *dev)
  97 {
  98         switch (PCI_SLOT(dev->devfn)) {
  99         case 0:
 100                 dev->dev.platform_data = &ap9x_wmac0_data;
 101                 break;
 102         }
 103
 104         return 0;
 105 }
 106
 107 __init void ap91_pci_init(u8 *cal_data, u8 *mac_addr)
 108 {
 109         if (cal_data)
 110                 memcpy(ap9x_wmac0_data.eeprom_data, cal_data,
 111                        sizeof(ap9x_wmac0_data.eeprom_data));
 112
 113         if (mac_addr) {
 114                 memcpy(ap9x_wmac0_mac, mac_addr, sizeof(ap9x_wmac0_mac));
 115                 ap9x_wmac0_data.macaddr = ap9x_wmac0_mac;
 116         }
 117
 118         ath79_pci_set_plat_dev_init(ap91_pci_plat_dev_init);
 119         ath79_register_pci();
 120
 121         pci_enable_ath9k_fixup(0, ap9x_wmac0_data.eeprom_data);
 122 }
 123
 124 __init void ap91_pci_init_simple(void)
 125 {
 126         ap91_pci_init(NULL, NULL);
 127         ap9x_wmac0_data.eeprom_name = "pci_wmac0.eeprom";
 128 }
 129
 130 static int ap94_pci_plat_dev_init(struct pci_dev *dev)
 131 {
 132         switch (PCI_SLOT(dev->devfn)) {
 133         case 17:
 134                 dev->dev.platform_data = &ap9x_wmac0_data;
 135                 break;
 136
 137         case 18:
 138                 dev->dev.platform_data = &ap9x_wmac1_data;
 139                 break;
 140         }
 141
 142         return 0;
 143 }
 144
 145 __init void ap94_pci_init(u8 *cal_data0, u8 *mac_addr0,
 146                           u8 *cal_data1, u8 *mac_addr1)
 147 {
 148         if (cal_data0)
 149                 memcpy(ap9x_wmac0_data.eeprom_data, cal_data0,
 150                        sizeof(ap9x_wmac0_data.eeprom_data));
 151
 152         if (cal_data1)
 153                 memcpy(ap9x_wmac1_data.eeprom_data, cal_data1,
 154                        sizeof(ap9x_wmac1_data.eeprom_data));
 155
 156         if (mac_addr0) {
 157                 memcpy(ap9x_wmac0_mac, mac_addr0, sizeof(ap9x_wmac0_mac));
 158                 ap9x_wmac0_data.macaddr = ap9x_wmac0_mac;
 159         }
 160
 161         if (mac_addr1) {
 162                 memcpy(ap9x_wmac1_mac, mac_addr1, sizeof(ap9x_wmac1_mac));
 163                 ap9x_wmac1_data.macaddr = ap9x_wmac1_mac;
 164         }
 165
 166         ath79_pci_set_plat_dev_init(ap94_pci_plat_dev_init);
 167         ath79_register_pci();
 168
 169         pci_enable_ath9k_fixup(17, ap9x_wmac0_data.eeprom_data);
 170         pci_enable_ath9k_fixup(18, ap9x_wmac1_data.eeprom_data);
 171 }