summaryrefslogtreecommitdiffstats
path: root/arch/mips/pci/fixup-tx4938.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/mips/pci/fixup-tx4938.c')
-rw-r--r--arch/mips/pci/fixup-tx4938.c92
1 files changed, 0 insertions, 92 deletions
diff --git a/arch/mips/pci/fixup-tx4938.c b/arch/mips/pci/fixup-tx4938.c
deleted file mode 100644
index f2ba06e..0000000
--- a/arch/mips/pci/fixup-tx4938.c
+++ /dev/null
@@ -1,92 +0,0 @@
-/*
- * Toshiba rbtx4938 pci routines
- * Copyright (C) 2000-2001 Toshiba Corporation
- *
- * 2003-2005 (c) MontaVista Software, Inc. This file is licensed under the
- * terms of the GNU General Public License version 2. This program is
- * licensed "as is" without any warranty of any kind, whether express
- * or implied.
- *
- * Support for TX4938 in 2.6 - Manish Lachwani (mlachwani@mvista.com)
- */
-#include <linux/types.h>
-#include <linux/pci.h>
-#include <linux/kernel.h>
-#include <linux/init.h>
-
-#include <asm/tx4938/rbtx4938.h>
-
-extern struct pci_controller tx4938_pci_controller[];
-
-static int pci_get_irq(const struct pci_dev *dev, int pin)
-{
- int irq = pin;
- u8 slot = PCI_SLOT(dev->devfn);
- struct pci_controller *controller = (struct pci_controller *)dev->sysdata;
-
- if (controller == &tx4938_pci_controller[1]) {
- /* TX4938 PCIC1 */
- switch (slot) {
- case TX4938_PCIC_IDSEL_AD_TO_SLOT(31):
- if (tx4938_ccfgptr->pcfg & TX4938_PCFG_ETH0_SEL)
- return RBTX4938_IRQ_IRC + TX4938_IR_ETH0;
- break;
- case TX4938_PCIC_IDSEL_AD_TO_SLOT(30):
- if (tx4938_ccfgptr->pcfg & TX4938_PCFG_ETH1_SEL)
- return RBTX4938_IRQ_IRC + TX4938_IR_ETH1;
- break;
- }
- return 0;
- }
-
- /* IRQ rotation */
- irq--; /* 0-3 */
- if (dev->bus->parent == NULL &&
- (slot == TX4938_PCIC_IDSEL_AD_TO_SLOT(23))) {
- /* PCI CardSlot (IDSEL=A23) */
- /* PCIA => PCIA (IDSEL=A23) */
- irq = (irq + 0 + slot) % 4;
- } else {
- /* PCI Backplane */
- irq = (irq + 33 - slot) % 4;
- }
- irq++; /* 1-4 */
-
- switch (irq) {
- case 1:
- irq = RBTX4938_IRQ_IOC_PCIA;
- break;
- case 2:
- irq = RBTX4938_IRQ_IOC_PCIB;
- break;
- case 3:
- irq = RBTX4938_IRQ_IOC_PCIC;
- break;
- case 4:
- irq = RBTX4938_IRQ_IOC_PCID;
- break;
- }
- return irq;
-}
-
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
-{
- unsigned char irq = 0;
-
- irq = pci_get_irq(dev, pin);
-
- printk(KERN_INFO "PCI: 0x%02x:0x%02x(0x%02x,0x%02x) IRQ=%d\n",
- dev->bus->number, dev->devfn, PCI_SLOT(dev->devfn),
- PCI_FUNC(dev->devfn), irq);
-
- return irq;
-}
-
-/*
- * Do platform specific device initialization at pci_enable_device() time
- */
-int pcibios_plat_dev_init(struct pci_dev *dev)
-{
- return 0;
-}
-
OpenPOWER on IntegriCloud