From 849369d6c66d3054688672f97d31fceb8e8230fb Mon Sep 17 00:00:00 2001 From: root Date: Fri, 25 Dec 2015 04:40:36 +0000 Subject: initial_commit --- arch/arm/mach-ixp4xx/gateway7001-pci.c | 63 ++++++++++++++++++++++++++++++++++ 1 file changed, 63 insertions(+) create mode 100644 arch/arm/mach-ixp4xx/gateway7001-pci.c (limited to 'arch/arm/mach-ixp4xx/gateway7001-pci.c') diff --git a/arch/arm/mach-ixp4xx/gateway7001-pci.c b/arch/arm/mach-ixp4xx/gateway7001-pci.c new file mode 100644 index 00000000..fc112416 --- /dev/null +++ b/arch/arm/mach-ixp4xx/gateway7001-pci.c @@ -0,0 +1,63 @@ +/* + * arch/arch/mach-ixp4xx/gateway7001-pci.c + * + * PCI setup routines for Gateway 7001 + * + * Copyright (C) 2007 Imre Kaloz + * + * based on coyote-pci.c: + * Copyright (C) 2002 Jungo Software Technologies. + * Copyright (C) 2003 MontaVista Softwrae, Inc. + * + * Maintainer: Imre Kaloz + * + * 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 +#include +#include +#include + +#include +#include + +#include + +void __init gateway7001_pci_preinit(void) +{ + irq_set_irq_type(IRQ_IXP4XX_GPIO10, IRQ_TYPE_LEVEL_LOW); + irq_set_irq_type(IRQ_IXP4XX_GPIO11, IRQ_TYPE_LEVEL_LOW); + + ixp4xx_pci_preinit(); +} + +static int __init gateway7001_map_irq(struct pci_dev *dev, u8 slot, u8 pin) +{ + if (slot == 1) + return IRQ_IXP4XX_GPIO11; + else if (slot == 2) + return IRQ_IXP4XX_GPIO10; + else return -1; +} + +struct hw_pci gateway7001_pci __initdata = { + .nr_controllers = 1, + .preinit = gateway7001_pci_preinit, + .swizzle = pci_std_swizzle, + .setup = ixp4xx_setup, + .scan = ixp4xx_scan_bus, + .map_irq = gateway7001_map_irq, +}; + +int __init gateway7001_pci_init(void) +{ + if (machine_is_gateway7001()) + pci_common_init(&gateway7001_pci); + return 0; +} + +subsys_initcall(gateway7001_pci_init); -- cgit v1.2.3