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Diffstat (limited to 'arch/frv/mb93090-mb00/pci-irq.c')
-rw-r--r--arch/frv/mb93090-mb00/pci-irq.c62
1 files changed, 0 insertions, 62 deletions
diff --git a/arch/frv/mb93090-mb00/pci-irq.c b/arch/frv/mb93090-mb00/pci-irq.c
deleted file mode 100644
index a40aa8663056..000000000000
--- a/arch/frv/mb93090-mb00/pci-irq.c
+++ /dev/null
@@ -1,62 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/* pci-irq.c: PCI IRQ routing on the FRV motherboard
- *
- * Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
- * Written by David Howells (dhowells@redhat.com)
- * derived from: arch/i386/kernel/pci-irq.c: (c) 1999--2000 Martin Mares <mj@suse.cz>
- */
-
-#include <linux/types.h>
-#include <linux/kernel.h>
-#include <linux/pci.h>
-#include <linux/init.h>
-#include <linux/interrupt.h>
-#include <linux/irq.h>
-
-#include <asm/io.h>
-#include <asm/smp.h>
-
-#include "pci-frv.h"
-
-/*
- * DEVICE DEVNO INT#A INT#B INT#C INT#D
- * ======= ======= ======= ======= ======= =======
- * MB86943 0 fpga.10 - - -
- * RTL8029 16 fpga.12 - - -
- * SLOT 1 19 fpga.6 fpga.5 fpga.4 fpga.3
- * SLOT 2 18 fpga.5 fpga.4 fpga.3 fpga.6
- * SLOT 3 17 fpga.4 fpga.3 fpga.6 fpga.5
- *
- */
-
-static const uint8_t __initconst pci_bus0_irq_routing[32][4] = {
- [0 ] = { IRQ_FPGA_MB86943_PCI_INTA },
- [16] = { IRQ_FPGA_RTL8029_INTA },
- [17] = { IRQ_FPGA_PCI_INTC, IRQ_FPGA_PCI_INTD, IRQ_FPGA_PCI_INTA, IRQ_FPGA_PCI_INTB },
- [18] = { IRQ_FPGA_PCI_INTB, IRQ_FPGA_PCI_INTC, IRQ_FPGA_PCI_INTD, IRQ_FPGA_PCI_INTA },
- [19] = { IRQ_FPGA_PCI_INTA, IRQ_FPGA_PCI_INTB, IRQ_FPGA_PCI_INTC, IRQ_FPGA_PCI_INTD },
-};
-
-void __init pcibios_irq_init(void)
-{
-}
-
-void __init pcibios_fixup_irqs(void)
-{
- struct pci_dev *dev = NULL;
- uint8_t line, pin;
-
- for_each_pci_dev(dev) {
- pci_read_config_byte(dev, PCI_INTERRUPT_PIN, &pin);
- if (pin) {
- dev->irq = pci_bus0_irq_routing[PCI_SLOT(dev->devfn)][pin - 1];
- pci_write_config_byte(dev, PCI_INTERRUPT_LINE, dev->irq);
- }
- pci_read_config_byte(dev, PCI_INTERRUPT_LINE, &line);
- }
-}
-
-void pcibios_enable_irq(struct pci_dev *dev)
-{
- pci_write_config_byte(dev, PCI_INTERRUPT_LINE, dev->irq);
-}