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 void ap9x_pci_setup_wmac_gpio(unsigned wmac, u32 mask, u32 val)
  44 {
  45         switch (wmac) {
  46         case 0:
  47                 ap9x_wmac0_data.gpio_mask = mask;
  48                 ap9x_wmac0_data.gpio_val = val;
  49                 break;
  50         case 1:
  51                 ap9x_wmac1_data.gpio_mask = mask;
  52                 ap9x_wmac1_data.gpio_val = val;
  53                 break;
  54         }
  55 }
  56
  57 __init void ap9x_pci_setup_wmac_leds(unsigned wmac, struct gpio_led *leds,
  58                                      int num_leds)
  59 {
  60         switch (wmac) {
  61         case 0:
  62                 ap9x_wmac0_data.leds = leds;
  63                 ap9x_wmac0_data.num_leds = num_leds;
  64                 break;
  65         case 1:
  66                 ap9x_wmac1_data.leds = leds;
  67                 ap9x_wmac1_data.num_leds = num_leds;
  68                 break;
  69         }
  70 }
  71
  72 static int ap91_pci_plat_dev_init(struct pci_dev *dev)
  73 {
  74         switch (PCI_SLOT(dev->devfn)) {
  75         case 0:
  76                 dev->dev.platform_data = &ap9x_wmac0_data;
  77                 break;
  78         }
  79
  80         return 0;
  81 }
  82
  83 __init void ap91_pci_init(u8 *cal_data, u8 *mac_addr)
  84 {
  85         if (cal_data)
  86                 memcpy(ap9x_wmac0_data.eeprom_data, cal_data,
  87                        sizeof(ap9x_wmac0_data.eeprom_data));
  88
  89         if (mac_addr) {
  90                 memcpy(ap9x_wmac0_mac, mac_addr, sizeof(ap9x_wmac0_mac));
  91                 ap9x_wmac0_data.macaddr = ap9x_wmac0_mac;
  92         }
  93
  94         ath79_pci_set_plat_dev_init(ap91_pci_plat_dev_init);
  95         ath79_register_pci();
  96
  97         pci_enable_ath9k_fixup(0, ap9x_wmac0_data.eeprom_data);
  98 }
  99
 100 static int ap94_pci_plat_dev_init(struct pci_dev *dev)
 101 {
 102         switch (PCI_SLOT(dev->devfn)) {
 103         case 17:
 104                 dev->dev.platform_data = &ap9x_wmac0_data;
 105                 break;
 106
 107         case 18:
 108                 dev->dev.platform_data = &ap9x_wmac1_data;
 109                 break;
 110         }
 111
 112         return 0;
 113 }
 114
 115 __init void ap94_pci_init(u8 *cal_data0, u8 *mac_addr0,
 116                           u8 *cal_data1, u8 *mac_addr1)
 117 {
 118         if (cal_data0)
 119                 memcpy(ap9x_wmac0_data.eeprom_data, cal_data0,
 120                        sizeof(ap9x_wmac0_data.eeprom_data));
 121
 122         if (cal_data1)
 123                 memcpy(ap9x_wmac1_data.eeprom_data, cal_data1,
 124                        sizeof(ap9x_wmac1_data.eeprom_data));
 125
 126         if (mac_addr0) {
 127                 memcpy(ap9x_wmac0_mac, mac_addr0, sizeof(ap9x_wmac0_mac));
 128                 ap9x_wmac0_data.macaddr = ap9x_wmac0_mac;
 129         }
 130
 131         if (mac_addr1) {
 132                 memcpy(ap9x_wmac1_mac, mac_addr1, sizeof(ap9x_wmac1_mac));
 133                 ap9x_wmac1_data.macaddr = ap9x_wmac1_mac;
 134         }
 135
 136         ath79_pci_set_plat_dev_init(ap94_pci_plat_dev_init);
 137         ath79_register_pci();
 138
 139         pci_enable_ath9k_fixup(17, ap9x_wmac0_data.eeprom_data);
 140         pci_enable_ath9k_fixup(18, ap9x_wmac1_data.eeprom_data);
 141 }