linux-sg2042/include/linux/platform_data/mtd-davinci-aemif.h

37 lines
780 B
C

/*
* TI DaVinci AEMIF support
*
* Copyright 2010 (C) Texas Instruments, Inc. http://www.ti.com/
*
* This file is licensed under the terms of the GNU General Public License
* version 2. This program is licensed "as is" without any warranty of any
* kind, whether express or implied.
*/
#ifndef _MACH_DAVINCI_AEMIF_H
#define _MACH_DAVINCI_AEMIF_H
#define NRCSR_OFFSET 0x00
#define AWCCR_OFFSET 0x04
#define A1CR_OFFSET 0x10
#define ACR_ASIZE_MASK 0x3
#define ACR_EW_MASK BIT(30)
#define ACR_SS_MASK BIT(31)
/* All timings in nanoseconds */
struct davinci_aemif_timing {
u8 wsetup;
u8 wstrobe;
u8 whold;
u8 rsetup;
u8 rstrobe;
u8 rhold;
u8 ta;
};
int davinci_aemif_setup_timing(struct davinci_aemif_timing *t,
void __iomem *base, unsigned cs);
#endif