xref: /OK3568_Linux_fs/kernel/drivers/rkflash/rkflash_api.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun 
3*4882a593Smuzhiyun /* Copyright (c) 2018 Rockchip Electronics Co. Ltd. */
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun #ifndef __RK_FLASH_API_H
6*4882a593Smuzhiyun #define __RK_FLASH_API_H
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #ifdef CONFIG_RK_NANDC_NAND
9*4882a593Smuzhiyun #include "flash.h"
10*4882a593Smuzhiyun #endif
11*4882a593Smuzhiyun #ifdef CONFIG_RK_SFC_NAND
12*4882a593Smuzhiyun #include "sfc_nand.h"
13*4882a593Smuzhiyun #endif
14*4882a593Smuzhiyun #ifdef	CONFIG_RK_SFC_NOR
15*4882a593Smuzhiyun #include "sfc_nor.h"
16*4882a593Smuzhiyun #endif
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun enum flash_con_type {
19*4882a593Smuzhiyun 	FLASH_CON_TYPE_NANDC = 0,
20*4882a593Smuzhiyun 	FLASH_CON_TYPE_SFC,
21*4882a593Smuzhiyun 	FLASH_CON_TYPE_MAX,
22*4882a593Smuzhiyun };
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun enum flash_type {
25*4882a593Smuzhiyun 	FLASH_TYPE_NANDC_NAND = 0,
26*4882a593Smuzhiyun 	FLASH_TYPE_SFC_NOR,
27*4882a593Smuzhiyun 	FLASH_TYPE_SFC_NAND,
28*4882a593Smuzhiyun 	FLASH_TYPE_MAX,
29*4882a593Smuzhiyun };
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun struct flash_boot_ops {
32*4882a593Smuzhiyun 	int (*init)(void __iomem *reg_addr);
33*4882a593Smuzhiyun 	int (*read)(u32 sec, u32 n_sec, void *p_data);
34*4882a593Smuzhiyun 	int (*write)(u32 sec, u32 n_sec, void *p_data);
35*4882a593Smuzhiyun 	u32 (*get_capacity)(void);
36*4882a593Smuzhiyun 	void (*deinit)(void);
37*4882a593Smuzhiyun 	int (*resume)(void __iomem *reg_addr);
38*4882a593Smuzhiyun 	int (*vendor_read)(u32 sec, u32 n_sec, void *p_data);
39*4882a593Smuzhiyun 	int (*vendor_write)(u32 sec, u32 n_sec, void *p_data);
40*4882a593Smuzhiyun 	int (*gc)(void);
41*4882a593Smuzhiyun 	int (*discard)(u32 sec, u32 n_sec);
42*4882a593Smuzhiyun };
43*4882a593Smuzhiyun 
44*4882a593Smuzhiyun #if IS_REACHABLE(CONFIG_RK_NANDC_NAND)
45*4882a593Smuzhiyun extern const struct flash_boot_ops nandc_nand_ops;
46*4882a593Smuzhiyun #endif
47*4882a593Smuzhiyun 
48*4882a593Smuzhiyun #ifdef CONFIG_RK_SFC_NOR
49*4882a593Smuzhiyun extern struct SFNOR_DEV *sfnor_dev;
50*4882a593Smuzhiyun extern const struct flash_boot_ops sfc_nor_ops;
51*4882a593Smuzhiyun #endif
52*4882a593Smuzhiyun 
53*4882a593Smuzhiyun #ifdef	CONFIG_RK_SFC_NAND
54*4882a593Smuzhiyun extern struct SFNAND_DEV *sfnand_dev;
55*4882a593Smuzhiyun extern const struct flash_boot_ops sfc_nand_ops;
56*4882a593Smuzhiyun #endif
57*4882a593Smuzhiyun 
58*4882a593Smuzhiyun #endif
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