diff options
Diffstat (limited to 'arch/mips/ath79')
| -rw-r--r-- | arch/mips/ath79/Makefile | 1 | ||||
| -rw-r--r-- | arch/mips/ath79/pci.c | 46 |
2 files changed, 47 insertions, 0 deletions
diff --git a/arch/mips/ath79/Makefile b/arch/mips/ath79/Makefile index 3b911e09dbec..221a76a9fb45 100644 --- a/arch/mips/ath79/Makefile +++ b/arch/mips/ath79/Makefile @@ -11,6 +11,7 @@ obj-y := prom.o setup.o irq.o common.o clock.o gpio.o obj-$(CONFIG_EARLY_PRINTK) += early_printk.o +obj-$(CONFIG_PCI) += pci.o # # Devices diff --git a/arch/mips/ath79/pci.c b/arch/mips/ath79/pci.c new file mode 100644 index 000000000000..8db076e4542c --- /dev/null +++ b/arch/mips/ath79/pci.c @@ -0,0 +1,46 @@ +/* + * Atheros AR71XX/AR724X specific PCI setup code + * + * Copyright (C) 2011 René Bolldorf <xsecute@googlemail.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + */ + +#include <linux/pci.h> +#include <asm/mach-ath79/pci-ath724x.h> + +static struct ath724x_pci_data *pci_data; +static int pci_data_size; + +void ath724x_pci_add_data(struct ath724x_pci_data *data, int size) +{ + pci_data = data; + pci_data_size = size; +} + +int __init pcibios_map_irq(const struct pci_dev *dev, uint8_t slot, uint8_t pin) +{ + unsigned int devfn = dev->devfn; + int irq = -1; + + if (devfn > pci_data_size - 1) + return irq; + + irq = pci_data[devfn].irq; + + return irq; +} + +int pcibios_plat_dev_init(struct pci_dev *dev) +{ + unsigned int devfn = dev->devfn; + + if (devfn > pci_data_size - 1) + return PCIBIOS_DEVICE_NOT_FOUND; + + dev->dev.platform_data = pci_data[devfn].pdata; + + return PCIBIOS_SUCCESSFUL; +} |