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8991fed97d
We can remove common.h from most cases of the code here, and only a few places need an additional header instead. Signed-off-by: Tom Rini <trini@konsulko.com>
34 lines
595 B
C
34 lines
595 B
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* (c) 2015 Purna Chandra Mandal <purna.mandal@microchip.com>
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*
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*/
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#include <asm/io.h>
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#include <mach/pic32.h>
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/* SYSKEY */
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#define UNLOCK_KEY1 0xaa996655
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#define UNLOCK_KEY2 0x556699aa
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#define LOCK_KEY 0
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#define RSWRST 0x1250
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void _machine_restart(void)
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{
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void __iomem *base;
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base = pic32_get_syscfg_base();
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/* unlock sequence */
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writel(LOCK_KEY, base + SYSKEY);
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writel(UNLOCK_KEY1, base + SYSKEY);
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writel(UNLOCK_KEY2, base + SYSKEY);
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/* soft reset */
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writel(0x1, base + RSWRST);
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(void) readl(base + RSWRST);
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while (1)
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;
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}
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