linux_dsm_epyc7002/arch/arm/mach-omap1/board-nand.c
Thomas Gleixner d2912cb15b treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
Based on 2 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation #

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 4122 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Enrico Weigelt <info@metux.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-19 17:09:55 +02:00

34 lines
749 B
C

// SPDX-License-Identifier: GPL-2.0-only
/*
* linux/arch/arm/mach-omap1/board-nand.c
*
* Common OMAP1 board NAND code
*
* Copyright (C) 2004, 2012 Texas Instruments, Inc.
* Copyright (C) 2002 MontaVista Software, Inc.
* Copyright (C) 2001 RidgeRun, Inc.
* Author: RidgeRun, Inc.
* Greg Lonnon (glonnon@ridgerun.com) or info@ridgerun.com
*/
#include <linux/kernel.h>
#include <linux/io.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/rawnand.h>
#include "common.h"
void omap1_nand_cmd_ctl(struct nand_chip *this, int cmd, unsigned int ctrl)
{
unsigned long mask;
if (cmd == NAND_CMD_NONE)
return;
mask = (ctrl & NAND_CLE) ? 0x02 : 0;
if (ctrl & NAND_ALE)
mask |= 0x04;
writeb(cmd, this->legacy.IO_ADDR_W + mask);
}