diff options
author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
---|---|---|
committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
commit | 57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch) | |
tree | 5e910f0e82173f4ef4f51111366a3f1299037a7b /arch/arm/mach-ixp4xx/ixdpg425-pci.c |
Initial import
Diffstat (limited to 'arch/arm/mach-ixp4xx/ixdpg425-pci.c')
-rw-r--r-- | arch/arm/mach-ixp4xx/ixdpg425-pci.c | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/arch/arm/mach-ixp4xx/ixdpg425-pci.c b/arch/arm/mach-ixp4xx/ixdpg425-pci.c new file mode 100644 index 000000000..1f8717ba1 --- /dev/null +++ b/arch/arm/mach-ixp4xx/ixdpg425-pci.c @@ -0,0 +1,58 @@ +/* + * arch/arm/mach-ixp4xx/ixdpg425-pci.c + * + * PCI setup routines for Intel IXDPG425 Platform + * + * Copyright (C) 2004 MontaVista Softwrae, Inc. + * + * Maintainer: Deepak Saxena <dsaxena@plexity.net> + * + * 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/kernel.h> +#include <linux/pci.h> +#include <linux/init.h> +#include <linux/irq.h> + +#include <asm/mach-types.h> +#include <mach/hardware.h> + +#include <asm/mach/pci.h> + +void __init ixdpg425_pci_preinit(void) +{ + irq_set_irq_type(IRQ_IXP4XX_GPIO6, IRQ_TYPE_LEVEL_LOW); + irq_set_irq_type(IRQ_IXP4XX_GPIO7, IRQ_TYPE_LEVEL_LOW); + + ixp4xx_pci_preinit(); +} + +static int __init ixdpg425_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) +{ + if (slot == 12 || slot == 13) + return IRQ_IXP4XX_GPIO7; + else if (slot == 14) + return IRQ_IXP4XX_GPIO6; + else return -1; +} + +struct hw_pci ixdpg425_pci __initdata = { + .nr_controllers = 1, + .ops = &ixp4xx_ops, + .preinit = ixdpg425_pci_preinit, + .setup = ixp4xx_setup, + .map_irq = ixdpg425_map_irq, +}; + +int __init ixdpg425_pci_init(void) +{ + if (machine_is_ixdpg425()) + pci_common_init(&ixdpg425_pci); + return 0; +} + +subsys_initcall(ixdpg425_pci_init); |