arch/powerpc/platforms/44x/virtex_ml510.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 #include <asm/i8259.h>
   3 #include <linux/pci.h>
   4 #include "44x.h"
   5
   6 /**
   7  * ml510_ail_quirk
   8  */
   9 static void ml510_ali_quirk(struct pci_dev *dev)
  10 {
  11         /* Enable the IDE controller */
  12         pci_write_config_byte(dev, 0x58, 0x4c);
  13         /* Assign irq 14 to the primary ide channel */
  14         pci_write_config_byte(dev, 0x44, 0x0d);
  15         /* Assign irq 15 to the secondary ide channel */
  16         pci_write_config_byte(dev, 0x75, 0x0f);
  17         /* Set the ide controller in native mode */
  18         pci_write_config_byte(dev, 0x09, 0xff);
  19
  20         /* INTB = disabled, INTA = disabled */
  21         pci_write_config_byte(dev, 0x48, 0x00);
  22         /* INTD = disabled, INTC = disabled */
  23         pci_write_config_byte(dev, 0x4a, 0x00);
  24         /* Audio = INT7, Modem = disabled. */
  25         pci_write_config_byte(dev, 0x4b, 0x60);
  26         /* USB = INT7 */
  27         pci_write_config_byte(dev, 0x74, 0x06);
  28 }
  29 DECLARE_PCI_FIXUP_EARLY(0x10b9, 0x1533, ml510_ali_quirk);
  30