diff options
Diffstat (limited to 'include/linux/mtd/fsl_upm.h')
| -rw-r--r-- | include/linux/mtd/fsl_upm.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/include/linux/mtd/fsl_upm.h b/include/linux/mtd/fsl_upm.h new file mode 100644 index 0000000..9999993 --- /dev/null +++ b/include/linux/mtd/fsl_upm.h @@ -0,0 +1,44 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * FSL UPM NAND driver + * + * Copyright (C) 2007 MontaVista Software, Inc. + * Anton Vorontsov <avorontsov@ru.mvista.com> + */ + +#ifndef __LINUX_MTD_NAND_FSL_UPM +#define __LINUX_MTD_NAND_FSL_UPM + +#include <linux/mtd/rawnand.h> + +#define FSL_UPM_WAIT_RUN_PATTERN 0x1 +#define FSL_UPM_WAIT_WRITE_BYTE 0x2 +#define FSL_UPM_WAIT_WRITE_BUFFER 0x4 + +struct fsl_upm { + void __iomem *mdr; + void __iomem *mxmr; + void __iomem *mar; + void __iomem *io_addr; +}; + +struct fsl_upm_nand { + struct fsl_upm upm; + + int width; + int upm_cmd_offset; + int upm_addr_offset; + int upm_mar_chip_offset; + int wait_flags; + int (*dev_ready)(int chip_nr); + int chip_delay; + int chip_offset; + int chip_nr; + + /* no need to fill */ + int last_ctrl; +}; + +extern int fsl_upm_nand_init(struct nand_chip *chip, struct fsl_upm_nand *fun); + +#endif |