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git://projects.qi-hardware.com/openwrt-xburst.git
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b66b7bc87e
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@12810 3c298f89-4303-0410-b956-a3cf2f4a3e73
65 lines
1.5 KiB
C
65 lines
1.5 KiB
C
/*
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* AR71xx SoC routines
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*
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* Copyright (C) 2008 Gabor Juhos <juhosg@openwrt.org>
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* Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*/
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/types.h>
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#include <asm/mach-ar71xx/ar71xx.h>
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void __iomem *ar71xx_ddr_base;
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EXPORT_SYMBOL_GPL(ar71xx_ddr_base);
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void __iomem *ar71xx_pll_base;
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EXPORT_SYMBOL_GPL(ar71xx_pll_base);
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void __iomem *ar71xx_reset_base;
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EXPORT_SYMBOL_GPL(ar71xx_reset_base);
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void __iomem *ar71xx_gpio_base;
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EXPORT_SYMBOL_GPL(ar71xx_gpio_base);
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void __iomem *ar71xx_usb_ctrl_base;
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EXPORT_SYMBOL_GPL(ar71xx_usb_ctrl_base);
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void ar71xx_device_stop(u32 mask)
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{
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unsigned long flags;
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local_irq_save(flags);
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ar71xx_reset_wr(RESET_REG_RESET_MODULE,
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ar71xx_reset_rr(RESET_REG_RESET_MODULE) | mask);
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local_irq_restore(flags);
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}
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EXPORT_SYMBOL_GPL(ar71xx_device_stop);
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void ar71xx_device_start(u32 mask)
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{
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unsigned long flags;
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local_irq_save(flags);
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ar71xx_reset_wr(RESET_REG_RESET_MODULE,
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ar71xx_reset_rr(RESET_REG_RESET_MODULE) & ~mask);
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local_irq_restore(flags);
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}
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EXPORT_SYMBOL_GPL(ar71xx_device_start);
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void ar71xx_ddr_flush(u32 reg)
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{
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ar71xx_ddr_wr(reg, 1);
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while ((ar71xx_ddr_rr(reg) & 0x1));
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ar71xx_ddr_wr(reg, 1);
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while ((ar71xx_ddr_rr(reg) & 0x1));
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}
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EXPORT_SYMBOL_GPL(ar71xx_ddr_flush);
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