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/plat-iop/setup.c | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 arch/arm/plat-iop/setup.c (limited to 'arch/arm/plat-iop/setup.c') diff --git a/arch/arm/plat-iop/setup.c b/arch/arm/plat-iop/setup.c new file mode 100644 index 00000000..bade586f --- /dev/null +++ b/arch/arm/plat-iop/setup.c @@ -0,0 +1,39 @@ +/* + * arch/arm/plat-iop/setup.c + * + * Author: Nicolas Pitre + * Copyright (C) 2001 MontaVista Software, Inc. + * Copyright (C) 2004 Intel Corporation. + * + * 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 + +/* + * Standard IO mapping for all IOP3xx based systems. Note that + * the IOP3xx OCCDR must be mapped uncached and unbuffered. + */ +static struct map_desc iop3xx_std_desc[] __initdata = { + { /* mem mapped registers */ + .virtual = IOP3XX_PERIPHERAL_VIRT_BASE, + .pfn = __phys_to_pfn(IOP3XX_PERIPHERAL_PHYS_BASE), + .length = IOP3XX_PERIPHERAL_SIZE, + .type = MT_UNCACHED, + }, { /* PCI IO space */ + .virtual = IOP3XX_PCI_LOWER_IO_VA, + .pfn = __phys_to_pfn(IOP3XX_PCI_LOWER_IO_PA), + .length = IOP3XX_PCI_IO_WINDOW_SIZE, + .type = MT_DEVICE, + }, +}; + +void __init iop3xx_map_io(void) +{ + iotable_init(iop3xx_std_desc, ARRAY_SIZE(iop3xx_std_desc)); +} -- cgit v1.2.3