mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
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7b8ddb06e5
This completes the DMA40 support with the platform-specific configuration for U8500/DB8500. Signed-off-by: Linus Walleij <linus.walleij@stericsson.com> Acked-by: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com> Reviewed-by: Alessandro Rubini <rubini@unipv.it> Cc: STEricsson_nomadik_linux@list.st.com Acked-by: Russell King <rmk+kernel@arm.linux.org.uk> [fixed up dma40_{tx|rx}_map declaration/initialization] Signed-off-by: Dan Williams <dan.j.williams@intel.com>
83 lines
2.0 KiB
C
83 lines
2.0 KiB
C
/*
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* Copyright (C) 2008-2009 ST-Ericsson
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*
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* Author: Srinidhi KASAGAR <srinidhi.kasagar@stericsson.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2, as
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* published by the Free Software Foundation.
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*
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*/
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#include <linux/types.h>
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#include <linux/init.h>
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#include <linux/device.h>
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#include <linux/amba/bus.h>
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#include <linux/irq.h>
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#include <linux/gpio.h>
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#include <linux/platform_device.h>
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#include <linux/io.h>
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#include <asm/mach/map.h>
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#include <mach/hardware.h>
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#include <mach/setup.h>
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#include <mach/devices.h>
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static struct platform_device *platform_devs[] __initdata = {
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&u8500_gpio_devs[0],
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&u8500_gpio_devs[1],
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&u8500_gpio_devs[2],
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&u8500_gpio_devs[3],
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&u8500_gpio_devs[4],
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&u8500_gpio_devs[5],
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&u8500_gpio_devs[6],
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&u8500_gpio_devs[7],
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&u8500_gpio_devs[8],
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&u8500_dma40_device,
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};
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/* minimum static i/o mapping required to boot U8500 platforms */
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static struct map_desc u8500_io_desc[] __initdata = {
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__IO_DEV_DESC(U8500_PRCMU_BASE, SZ_4K),
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__IO_DEV_DESC(U8500_GPIO0_BASE, SZ_4K),
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__IO_DEV_DESC(U8500_GPIO1_BASE, SZ_4K),
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__IO_DEV_DESC(U8500_GPIO2_BASE, SZ_4K),
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__IO_DEV_DESC(U8500_GPIO3_BASE, SZ_4K),
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};
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static struct map_desc u8500ed_io_desc[] __initdata = {
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__IO_DEV_DESC(U8500_MTU0_BASE_ED, SZ_4K),
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__IO_DEV_DESC(U8500_CLKRST7_BASE_ED, SZ_8K),
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};
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static struct map_desc u8500v1_io_desc[] __initdata = {
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__IO_DEV_DESC(U8500_MTU0_BASE, SZ_4K),
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};
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void __init u8500_map_io(void)
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{
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ux500_map_io();
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iotable_init(u8500_io_desc, ARRAY_SIZE(u8500_io_desc));
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if (cpu_is_u8500ed())
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iotable_init(u8500ed_io_desc, ARRAY_SIZE(u8500ed_io_desc));
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else
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iotable_init(u8500v1_io_desc, ARRAY_SIZE(u8500v1_io_desc));
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}
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/*
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* This function is called from the board init
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*/
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void __init u8500_init_devices(void)
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{
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ux500_init_devices();
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if (cpu_is_u8500ed())
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dma40_u8500ed_fixup();
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/* Register the platform devices */
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platform_add_devices(platform_devs, ARRAY_SIZE(platform_devs));
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return ;
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}
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