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author | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-10-19 23:06:36 +0200 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-10-19 23:06:36 +0200 |
commit | 809b4e00baf006a990a73329ba381d536c6fa277 (patch) | |
tree | e949e0efd019d6f932537aba762792b07a84351c /arch/arm/mach-tcc8k/io.c | |
parent | Merge branch 'hotplug' into devel (diff) | |
parent | Merge branch 'for-rmk' of git://git.pengutronix.de/git/imx/linux-2.6 into dev... (diff) | |
download | linux-809b4e00baf006a990a73329ba381d536c6fa277.tar.xz linux-809b4e00baf006a990a73329ba381d536c6fa277.zip |
Merge branch 'devel-stable' into devel
Diffstat (limited to 'arch/arm/mach-tcc8k/io.c')
-rw-r--r-- | arch/arm/mach-tcc8k/io.c | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/arch/arm/mach-tcc8k/io.c b/arch/arm/mach-tcc8k/io.c new file mode 100644 index 000000000000..9b39d7fa658f --- /dev/null +++ b/arch/arm/mach-tcc8k/io.c @@ -0,0 +1,62 @@ +/* + * linux/arch/arm/mach-tcc8k/io.c + * + * (C) 2009 Hans J. Koch <hjk@linutronix.de> + * + * derived from TCC83xx io.c + * Copyright (C) Telechips, Inc. + * + * 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/init.h> +#include <linux/io.h> +#include <linux/kernel.h> + +#include <asm/mach/map.h> + +#include <mach/tcc8k-regs.h> + +/* + * The machine specific code may provide the extra mapping besides the + * default mapping provided here. + */ +static struct map_desc tcc8k_io_desc[] __initdata = { + { + .virtual = (unsigned long)CS1_BASE_VIRT, + .pfn = __phys_to_pfn(CS1_BASE), + .length = CS1_SIZE, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)AHB_PERI_BASE_VIRT, + .pfn = __phys_to_pfn(AHB_PERI_BASE), + .length = AHB_PERI_SIZE, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)APB0_PERI_BASE_VIRT, + .pfn = __phys_to_pfn(APB0_PERI_BASE), + .length = APB0_PERI_SIZE, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)APB1_PERI_BASE_VIRT, + .pfn = __phys_to_pfn(APB1_PERI_BASE), + .length = APB1_PERI_SIZE, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)EXT_MEM_CTRL_BASE_VIRT, + .pfn = __phys_to_pfn(EXT_MEM_CTRL_BASE), + .length = EXT_MEM_CTRL_SIZE, + .type = MT_DEVICE, + }, +}; + +/* + * Maps common IO regions for tcc8k. + * + */ +void __init tcc8k_map_common_io(void) +{ + iotable_init(tcc8k_io_desc, ARRAY_SIZE(tcc8k_io_desc)); +} |