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22 lines
504 B
C
22 lines
504 B
C
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/*
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* Copyright (C) 2015 Atmel Corporation
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* Wenyou Yang <wenyou.yang@atmel.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <asm/io.h>
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#include <asm/arch/sama5_sfr.h>
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void redirect_int_from_saic_to_aic(void)
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{
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struct atmel_sfr *sfr = (struct atmel_sfr *)ATMEL_BASE_SFR;
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u32 key32;
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if (!(readl(&sfr->aicredir) & ATMEL_SFR_AICREDIR_NSAIC)) {
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key32 = readl(&sfr->sn1) ^ ATMEL_SFR_AICREDIR_KEY;
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writel((key32 | ATMEL_SFR_AICREDIR_NSAIC), &sfr->aicredir);
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}
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}
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