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Anton Vorontsov6ab97e92008-01-14 23:09:32 +03001/*
2 * FSL UPM NAND driver
3 *
4 * Copyright (C) 2007 MontaVista Software, Inc.
5 * Anton Vorontsov <avorontsov@ru.mvista.com>
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 of
10 * the License, or (at your option) any later version.
11 */
12
13#ifndef __LINUX_MTD_NAND_FSL_UPM
14#define __LINUX_MTD_NAND_FSL_UPM
15
16#include <linux/mtd/nand.h>
17
Wolfgang Grandegger64de8db2009-02-11 18:38:23 +010018#define FSL_UPM_WAIT_RUN_PATTERN 0x1
19#define FSL_UPM_WAIT_WRITE_BYTE 0x2
20#define FSL_UPM_WAIT_WRITE_BUFFER 0x4
21
Anton Vorontsov6ab97e92008-01-14 23:09:32 +030022struct fsl_upm {
Anton Vorontsov6ab97e92008-01-14 23:09:32 +030023 void __iomem *mdr;
24 void __iomem *mxmr;
25 void __iomem *mar;
26 void __iomem *io_addr;
27};
28
29struct fsl_upm_nand {
30 struct fsl_upm upm;
31
32 int width;
33 int upm_cmd_offset;
34 int upm_addr_offset;
Wolfgang Grandeggerac205332009-02-11 18:38:22 +010035 int upm_mar_chip_offset;
Wolfgang Grandegger64de8db2009-02-11 18:38:23 +010036 int wait_flags;
Wolfgang Grandeggerf1540442009-02-11 18:38:21 +010037 int (*dev_ready)(int chip_nr);
Anton Vorontsov6ab97e92008-01-14 23:09:32 +030038 int chip_delay;
Wolfgang Grandeggerf1540442009-02-11 18:38:21 +010039 int chip_offset;
40 int chip_nr;
Anton Vorontsov67166032008-06-12 11:10:21 -050041
42 /* no need to fill */
43 int last_ctrl;
Anton Vorontsov6ab97e92008-01-14 23:09:32 +030044};
45
46extern int fsl_upm_nand_init(struct nand_chip *chip, struct fsl_upm_nand *fun);
47
48#endif