1ad309a88SDingqiang Lin /* 2ad309a88SDingqiang Lin * Copyright (c) 2018 Fuzhou Rockchip Electronics Co., Ltd 3ad309a88SDingqiang Lin * 4*ba0501acSDingqiang Lin * SPDX-License-Identifier: GPL-2.0 5ad309a88SDingqiang Lin */ 6ad309a88SDingqiang Lin 7ad309a88SDingqiang Lin #ifndef __RKFLASH_BLK_H__ 8ad309a88SDingqiang Lin #define __RKFLASH_BLK_H__ 9ad309a88SDingqiang Lin 10ad309a88SDingqiang Lin enum flash_con_type { 11ad309a88SDingqiang Lin FLASH_CON_TYPE_NANDC = 0, 12ad309a88SDingqiang Lin FLASH_CON_TYPE_SFC, 13ad309a88SDingqiang Lin FLASH_CON_TYPE_MAX, 14ad309a88SDingqiang Lin }; 15ad309a88SDingqiang Lin 16ad309a88SDingqiang Lin enum flash_type { 17ad309a88SDingqiang Lin FLASH_TYPE_NANDC_NAND = 0, 18ad309a88SDingqiang Lin FLASH_TYPE_SFC_NOR, 19ad309a88SDingqiang Lin FLASH_TYPE_SFC_NAND, 20ad309a88SDingqiang Lin FLASH_TYPE_MAX, 21ad309a88SDingqiang Lin }; 22ad309a88SDingqiang Lin 23ad309a88SDingqiang Lin struct flash_operation { 24ad309a88SDingqiang Lin int id; 25ad309a88SDingqiang Lin int (*flash_init)(struct udevice *udev); 26ad309a88SDingqiang Lin u32 (*flash_get_capacity)(struct udevice *udev); 27ad309a88SDingqiang Lin int (*flash_read)(struct udevice *udev, 28ad309a88SDingqiang Lin u32 start, 29ad309a88SDingqiang Lin u32 blkcnt, 30ad309a88SDingqiang Lin void *buffer); 31ad309a88SDingqiang Lin int (*flash_write)(struct udevice *udev, 32ad309a88SDingqiang Lin u32 start, 33ad309a88SDingqiang Lin u32 blkcnt, 34ad309a88SDingqiang Lin const void *buffer); 35*ba0501acSDingqiang Lin int (*flash_erase)(struct udevice *udev, 36*ba0501acSDingqiang Lin u32 start, 37*ba0501acSDingqiang Lin u32 blkcnt); 38*ba0501acSDingqiang Lin int (*vendor_read)(struct blk_desc *dev_desc, 39*ba0501acSDingqiang Lin u32 start, 40*ba0501acSDingqiang Lin u32 blkcnt, 41*ba0501acSDingqiang Lin void *buffer); 42*ba0501acSDingqiang Lin int (*vendor_write)(struct blk_desc *dev_desc, 43*ba0501acSDingqiang Lin u32 start, 44*ba0501acSDingqiang Lin u32 blkcnt, 45*ba0501acSDingqiang Lin void *buffer); 46ad309a88SDingqiang Lin }; 47ad309a88SDingqiang Lin 48ad309a88SDingqiang Lin struct rkflash_dev { 49ad309a88SDingqiang Lin u8 reserved[128]; 50ad309a88SDingqiang Lin }; 51ad309a88SDingqiang Lin 52ad309a88SDingqiang Lin struct rkflash_info { 53ad309a88SDingqiang Lin void *ioaddr; 54ad309a88SDingqiang Lin u32 flash_con_type; 55ad309a88SDingqiang Lin u32 freq; 56ad309a88SDingqiang Lin u32 density; 57ad309a88SDingqiang Lin struct udevice *child_dev; 58ad309a88SDingqiang Lin struct rkflash_dev flash_dev_info; 59ad309a88SDingqiang Lin /* 60ad309a88SDingqiang Lin * read() - read from a block device 61ad309a88SDingqiang Lin * 62ad309a88SDingqiang Lin * @start: Start block number to read (0=first) 63ad309a88SDingqiang Lin * @blkcnt: Number of blocks to read 64ad309a88SDingqiang Lin * @buffer: Destination buffer for data read 65ad309a88SDingqiang Lin * @return 0 is OK, -1 is error. 66ad309a88SDingqiang Lin */ 67ad309a88SDingqiang Lin int (*read)(struct udevice *udev, 68ad309a88SDingqiang Lin u32 start, 69ad309a88SDingqiang Lin u32 blkcnt, 70ad309a88SDingqiang Lin void *buffer); 71ad309a88SDingqiang Lin /* 72ad309a88SDingqiang Lin * write() - write to a block device 73ad309a88SDingqiang Lin * 74ad309a88SDingqiang Lin * @dev: Device to write to 75ad309a88SDingqiang Lin * @start: Start block number to write (0=first) 76ad309a88SDingqiang Lin * @blkcnt: Number of blocks to write 77ad309a88SDingqiang Lin * @buffer: Source buffer for data to write 78ad309a88SDingqiang Lin * @return 0 is OK, -1 is error. 79ad309a88SDingqiang Lin */ 80ad309a88SDingqiang Lin int (*write)(struct udevice *udev, 81ad309a88SDingqiang Lin u32 start, 82ad309a88SDingqiang Lin u32 blkcnt, 83ad309a88SDingqiang Lin const void *buffer); 84ad309a88SDingqiang Lin /* 85ad309a88SDingqiang Lin * erase() - erase a section of a block device 86ad309a88SDingqiang Lin * 87ad309a88SDingqiang Lin * @dev: Device to (partially) erase 88ad309a88SDingqiang Lin * @start: Start block number to erase (0=first) 89ad309a88SDingqiang Lin * @blkcnt: Number of blocks to erase 90ad309a88SDingqiang Lin * @return 0 is OK, -1 is error. 91ad309a88SDingqiang Lin */ 92ad309a88SDingqiang Lin int (*erase)(struct udevice *udev, 93ad309a88SDingqiang Lin u32 start, 94ad309a88SDingqiang Lin u32 blkcnt); 95ad309a88SDingqiang Lin }; 96ad309a88SDingqiang Lin 97ad309a88SDingqiang Lin struct rkflash_uclass_priv { 98ad309a88SDingqiang Lin struct rkflash_info *ndev; 99ad309a88SDingqiang Lin }; 100ad309a88SDingqiang Lin 101ad309a88SDingqiang Lin #endif /* __RKSFC_BLK_H__ */ 102