target/linux/ar71xx/files/arch/mips/ar71xx/dev-ap94-pci.c

   1 /*
   2  *  Atheros AP94 reference board PCI initialization
   3  *
   4  *  Copyright (C) 2009-2010 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-ar71xx/ar71xx.h>
  16 #include <asm/mach-ar71xx/pci.h>
  17
  18 #include "dev-ap94-pci.h"
  19 #include "pci-ath9k-fixup.h"
  20
  21 static struct ath9k_platform_data ap94_wmac0_data;
  22 static struct ath9k_platform_data ap94_wmac1_data;
  23 static char ap94_wmac0_mac[6];
  24 static char ap94_wmac1_mac[6];
  25
  26 static struct ar71xx_pci_irq ap94_pci_irqs[] __initdata = {
  27         {
  28                 .slot   = 0,
  29                 .pin    = 1,
  30                 .irq    = AR71XX_PCI_IRQ_DEV0,
  31         }, {
  32                 .slot   = 1,
  33                 .pin    = 1,
  34                 .irq    = AR71XX_PCI_IRQ_DEV1,
  35         }
  36 };
  37
  38 static int ap94_pci_plat_dev_init(struct pci_dev *dev)
  39 {
  40         switch(PCI_SLOT(dev->devfn)) {
  41         case 17:
  42                 dev->dev.platform_data = &ap94_wmac0_data;
  43                 break;
  44
  45         case 18:
  46                 dev->dev.platform_data = &ap94_wmac1_data;
  47                 break;
  48         }
  49
  50         return 0;
  51 }
  52
  53 void __init ap94_pci_enable_quirk_wndr3700(void)
  54 {
  55         ap94_wmac0_data.quirk_wndr3700 = 1;
  56         ap94_wmac1_data.quirk_wndr3700 = 1;
  57 }
  58
  59 void __init ap94_pci_init(u8 *cal_data0, u8 *mac_addr0,
  60                           u8 *cal_data1, u8 *mac_addr1)
  61 {
  62         if (cal_data0)
  63                 memcpy(ap94_wmac0_data.eeprom_data, cal_data0,
  64                        sizeof(ap94_wmac0_data.eeprom_data));
  65
  66         if (cal_data1)
  67                 memcpy(ap94_wmac1_data.eeprom_data, cal_data1,
  68                        sizeof(ap94_wmac1_data.eeprom_data));
  69
  70         if (mac_addr0) {
  71                 memcpy(ap94_wmac0_mac, mac_addr0, sizeof(ap94_wmac0_mac));
  72                 ap94_wmac0_data.macaddr = ap94_wmac0_mac;
  73         }
  74
  75         if (mac_addr1) {
  76                 memcpy(ap94_wmac1_mac, mac_addr1, sizeof(ap94_wmac1_mac));
  77                 ap94_wmac1_data.macaddr = ap94_wmac1_mac;
  78         }
  79
  80         ar71xx_pci_plat_dev_init = ap94_pci_plat_dev_init;
  81         ar71xx_pci_init(ARRAY_SIZE(ap94_pci_irqs), ap94_pci_irqs);
  82
  83         pci_enable_ath9k_fixup(17, ap94_wmac0_data.eeprom_data);
  84         pci_enable_ath9k_fixup(18, ap94_wmac1_data.eeprom_data);
  85 }