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c993e09504
mtd_to_nand() was recently introduced to avoid direct accesses to the mtd->priv field. Update all ARM specific implementations to use this helper. Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com> Signed-off-by: Brian Norris <computersforpeace@gmail.com>
38 lines
930 B
C
38 lines
930 B
C
/*
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* linux/arch/arm/mach-omap1/board-nand.c
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*
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* Common OMAP1 board NAND code
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*
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* Copyright (C) 2004, 2012 Texas Instruments, Inc.
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* Copyright (C) 2002 MontaVista Software, Inc.
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* Copyright (C) 2001 RidgeRun, Inc.
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* Author: RidgeRun, Inc.
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* Greg Lonnon (glonnon@ridgerun.com) or info@ridgerun.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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#include <linux/kernel.h>
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#include <linux/io.h>
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#include <linux/mtd/mtd.h>
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#include <linux/mtd/nand.h>
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#include "common.h"
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void omap1_nand_cmd_ctl(struct mtd_info *mtd, int cmd, unsigned int ctrl)
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{
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struct nand_chip *this = mtd_to_nand(mtd);
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unsigned long mask;
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if (cmd == NAND_CMD_NONE)
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return;
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mask = (ctrl & NAND_CLE) ? 0x02 : 0;
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if (ctrl & NAND_ALE)
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mask |= 0x04;
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writeb(cmd, this->IO_ADDR_W + mask);
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}
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