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 #include <asm/mach-ath79/pci.h>
  17
  18 #include "dev-ap9x-pci.h"
  19 #include "pci-ath9k-fixup.h"
  20 #include "pci.h"
  21
  22 static struct ath9k_platform_data ap9x_wmac0_data = {
  23         .led_pin = -1,
  24 };
  25 static struct ath9k_platform_data ap9x_wmac1_data = {
  26         .led_pin = -1,
  27 };
  28 static char ap9x_wmac0_mac[6];
  29 static char ap9x_wmac1_mac[6];
  30
  31 __init void ap9x_pci_setup_wmac_led_pin(unsigned wmac, int pin)
  32 {
  33         switch (wmac) {
  34         case 0:
  35                 ap9x_wmac0_data.led_pin = pin;
  36                 break;
  37         case 1:
  38                 ap9x_wmac1_data.led_pin = pin;
  39                 break;
  40         }
  41 }
  42
  43 __init struct ath9k_platform_data *ap9x_pci_get_wmac_data(unsigned wmac)
  44 {
  45         switch (wmac) {
  46         case 0:
  47                 return &ap9x_wmac0_data;
  48
  49         case 1:
  50                 return &ap9x_wmac1_data;
  51         }
  52
  53         return NULL;
  54 }
  55
  56 __init void ap9x_pci_setup_wmac_gpio(unsigned wmac, u32 mask, u32 val)
  57 {
  58         switch (wmac) {
  59         case 0:
  60                 ap9x_wmac0_data.gpio_mask = mask;
  61                 ap9x_wmac0_data.gpio_val = val;
  62                 break;
  63         case 1:
  64                 ap9x_wmac1_data.gpio_mask = mask;
  65                 ap9x_wmac1_data.gpio_val = val;
  66                 break;
  67         }
  68 }
  69
  70 __init void ap9x_pci_setup_wmac_leds(unsigned wmac, struct gpio_led *leds,
  71                                      int num_leds)
  72 {
  73         switch (wmac) {
  74         case 0:
  75                 ap9x_wmac0_data.leds = leds;
  76                 ap9x_wmac0_data.num_leds = num_leds;
  77                 break;
  78         case 1:
  79                 ap9x_wmac1_data.leds = leds;
  80                 ap9x_wmac1_data.num_leds = num_leds;
  81                 break;
  82         }
  83 }
  84
  85 static int ap91_pci_plat_dev_init(struct pci_dev *dev)
  86 {
  87         switch (PCI_SLOT(dev->devfn)) {
  88         case 0:
  89                 dev->dev.platform_data = &ap9x_wmac0_data;
  90                 break;
  91         }
  92
  93         return 0;
  94 }
  95
  96 __init void ap91_pci_init(u8 *cal_data, u8 *mac_addr)
  97 {
  98         if (cal_data)
  99                 memcpy(ap9x_wmac0_data.eeprom_data, cal_data,
 100                        sizeof(ap9x_wmac0_data.eeprom_data));
 101
 102         if (mac_addr) {
 103                 memcpy(ap9x_wmac0_mac, mac_addr, sizeof(ap9x_wmac0_mac));
 104                 ap9x_wmac0_data.macaddr = ap9x_wmac0_mac;
 105         }
 106
 107         ath79_pci_set_plat_dev_init(ap91_pci_plat_dev_init);
 108         ath79_register_pci();
 109
 110         pci_enable_ath9k_fixup(0, ap9x_wmac0_data.eeprom_data);
 111 }
 112
 113 static int ap94_pci_plat_dev_init(struct pci_dev *dev)
 114 {
 115         switch (PCI_SLOT(dev->devfn)) {
 116         case 17:
 117                 dev->dev.platform_data = &ap9x_wmac0_data;
 118                 break;
 119
 120         case 18:
 121                 dev->dev.platform_data = &ap9x_wmac1_data;
 122                 break;
 123         }
 124
 125         return 0;
 126 }
 127
 128 __init void ap94_pci_init(u8 *cal_data0, u8 *mac_addr0,
 129                           u8 *cal_data1, u8 *mac_addr1)
 130 {
 131         if (cal_data0)
 132                 memcpy(ap9x_wmac0_data.eeprom_data, cal_data0,
 133                        sizeof(ap9x_wmac0_data.eeprom_data));
 134
 135         if (cal_data1)
 136                 memcpy(ap9x_wmac1_data.eeprom_data, cal_data1,
 137                        sizeof(ap9x_wmac1_data.eeprom_data));
 138
 139         if (mac_addr0) {
 140                 memcpy(ap9x_wmac0_mac, mac_addr0, sizeof(ap9x_wmac0_mac));
 141                 ap9x_wmac0_data.macaddr = ap9x_wmac0_mac;
 142         }
 143
 144         if (mac_addr1) {
 145                 memcpy(ap9x_wmac1_mac, mac_addr1, sizeof(ap9x_wmac1_mac));
 146                 ap9x_wmac1_data.macaddr = ap9x_wmac1_mac;
 147         }
 148
 149         ath79_pci_set_plat_dev_init(ap94_pci_plat_dev_init);
 150         ath79_register_pci();
 151
 152         pci_enable_ath9k_fixup(17, ap9x_wmac0_data.eeprom_data);
 153         pci_enable_ath9k_fixup(18, ap9x_wmac1_data.eeprom_data);
 154 }