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 struct ath9k_platform_data *ap9x_pci_get_wmac_data(unsigned wmac)
  43 {
  44         switch (wmac) {
  45         case 0:
  46                 return &ap9x_wmac0_data;
  47
  48         case 1:
  49                 return &ap9x_wmac1_data;
  50         }
  51
  52         return NULL;
  53 }
  54
  55 __init void ap9x_pci_setup_wmac_gpio(unsigned wmac, u32 mask, u32 val)
  56 {
  57         switch (wmac) {
  58         case 0:
  59                 ap9x_wmac0_data.gpio_mask = mask;
  60                 ap9x_wmac0_data.gpio_val = val;
  61                 break;
  62         case 1:
  63                 ap9x_wmac1_data.gpio_mask = mask;
  64                 ap9x_wmac1_data.gpio_val = val;
  65                 break;
  66         }
  67 }
  68
  69 __init void ap9x_pci_setup_wmac_leds(unsigned wmac, struct gpio_led *leds,
  70                                      int num_leds)
  71 {
  72         switch (wmac) {
  73         case 0:
  74                 ap9x_wmac0_data.leds = leds;
  75                 ap9x_wmac0_data.num_leds = num_leds;
  76                 break;
  77         case 1:
  78                 ap9x_wmac1_data.leds = leds;
  79                 ap9x_wmac1_data.num_leds = num_leds;
  80                 break;
  81         }
  82 }
  83
  84 __init void ap9x_pci_setup_wmac_btns(unsigned wmac,
  85                                      struct gpio_keys_button *btns,
  86                                      unsigned num_btns, unsigned poll_interval)
  87 {
  88         struct ath9k_platform_data *ap9x_wmac_data;
  89
  90         if (!(ap9x_wmac_data = ap9x_pci_get_wmac_data(wmac)))
  91                 return;
  92
  93         ap9x_wmac_data->btns = btns;
  94         ap9x_wmac_data->num_btns = num_btns;
  95         ap9x_wmac_data->btn_poll_interval = poll_interval;
  96 }
  97
  98 static int ap91_pci_plat_dev_init(struct pci_dev *dev)
  99 {
 100         switch (PCI_SLOT(dev->devfn)) {
 101         case 0:
 102                 dev->dev.platform_data = &ap9x_wmac0_data;
 103                 break;
 104         }
 105
 106         return 0;
 107 }
 108
 109 __init void ap91_pci_init(u8 *cal_data, u8 *mac_addr)
 110 {
 111         if (cal_data)
 112                 memcpy(ap9x_wmac0_data.eeprom_data, cal_data,
 113                        sizeof(ap9x_wmac0_data.eeprom_data));
 114
 115         if (mac_addr) {
 116                 memcpy(ap9x_wmac0_mac, mac_addr, sizeof(ap9x_wmac0_mac));
 117                 ap9x_wmac0_data.macaddr = ap9x_wmac0_mac;
 118         }
 119
 120         ath79_pci_set_plat_dev_init(ap91_pci_plat_dev_init);
 121         ath79_register_pci();
 122
 123         pci_enable_ath9k_fixup(0, ap9x_wmac0_data.eeprom_data);
 124 }
 125
 126 __init void ap91_pci_init_simple(void)
 127 {
 128         ap91_pci_init(NULL, NULL);
 129         ap9x_wmac0_data.eeprom_name = "pci_wmac0.eeprom";
 130 }
 131
 132 static int ap94_pci_plat_dev_init(struct pci_dev *dev)
 133 {
 134         switch (PCI_SLOT(dev->devfn)) {
 135         case 17:
 136                 dev->dev.platform_data = &ap9x_wmac0_data;
 137                 break;
 138
 139         case 18:
 140                 dev->dev.platform_data = &ap9x_wmac1_data;
 141                 break;
 142         }
 143
 144         return 0;
 145 }
 146
 147 __init void ap94_pci_init(u8 *cal_data0, u8 *mac_addr0,
 148                           u8 *cal_data1, u8 *mac_addr1)
 149 {
 150         if (cal_data0)
 151                 memcpy(ap9x_wmac0_data.eeprom_data, cal_data0,
 152                        sizeof(ap9x_wmac0_data.eeprom_data));
 153
 154         if (cal_data1)
 155                 memcpy(ap9x_wmac1_data.eeprom_data, cal_data1,
 156                        sizeof(ap9x_wmac1_data.eeprom_data));
 157
 158         if (mac_addr0) {
 159                 memcpy(ap9x_wmac0_mac, mac_addr0, sizeof(ap9x_wmac0_mac));
 160                 ap9x_wmac0_data.macaddr = ap9x_wmac0_mac;
 161         }
 162
 163         if (mac_addr1) {
 164                 memcpy(ap9x_wmac1_mac, mac_addr1, sizeof(ap9x_wmac1_mac));
 165                 ap9x_wmac1_data.macaddr = ap9x_wmac1_mac;
 166         }
 167
 168         ath79_pci_set_plat_dev_init(ap94_pci_plat_dev_init);
 169         ath79_register_pci();
 170
 171         pci_enable_ath9k_fixup(17, ap9x_wmac0_data.eeprom_data);
 172         pci_enable_ath9k_fixup(18, ap9x_wmac1_data.eeprom_data);
 173 }