[linux.git] / include / linux / platform_data / mtd-davinci-aemif.h

/*
 * 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
Commit	Line	Data
8060ef4d SN	1	/*
	2	* TI DaVinci AEMIF support
	3	*
	4	* Copyright 2010 (C) Texas Instruments, Inc. http://www.ti.com/
	5	*
	6	* This file is licensed under the terms of the GNU General Public License
	7	* version 2. This program is licensed "as is" without any warranty of any
	8	* kind, whether express or implied.
	9	*/
	10	#ifndef _MACH_DAVINCI_AEMIF_H
	11	#define _MACH_DAVINCI_AEMIF_H
	12
	13	#define NRCSR_OFFSET 0x00
	14	#define AWCCR_OFFSET 0x04
	15	#define A1CR_OFFSET 0x10
	16
	17	#define ACR_ASIZE_MASK 0x3
	18	#define ACR_EW_MASK BIT(30)
	19	#define ACR_SS_MASK BIT(31)
	20
	21	/* All timings in nanoseconds */
	22	struct davinci_aemif_timing {
	23	u8 wsetup;
	24	u8 wstrobe;
	25	u8 whold;
	26
	27	u8 rsetup;
	28	u8 rstrobe;
	29	u8 rhold;
	30
	31	u8 ta;
	32	};
	33
	34	int davinci_aemif_setup_timing(struct davinci_aemif_timing *t,
	35	void __iomem *base, unsigned cs);
	36	#endif