xref: /openbmc/u-boot/drivers/mmc/mmc_private.h (revision 9702ec00)
1 /*
2  * Copyright 2008,2010 Freescale Semiconductor, Inc
3  * Andy Fleming
4  *
5  * Based (loosely) on the Linux code
6  *
7  * SPDX-License-Identifier:	GPL-2.0+
8  */
9 
10 #ifndef _MMC_PRIVATE_H_
11 #define _MMC_PRIVATE_H_
12 
13 #include <mmc.h>
14 
15 extern int mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd,
16 			struct mmc_data *data);
17 extern int mmc_send_status(struct mmc *mmc, int timeout);
18 extern int mmc_set_blocklen(struct mmc *mmc, int len);
19 #ifdef CONFIG_FSL_ESDHC_ADAPTER_IDENT
20 void mmc_adapter_card_type_ident(void);
21 #endif
22 
23 #ifndef CONFIG_SPL_BUILD
24 
25 unsigned long mmc_berase(struct blk_desc *block_dev, lbaint_t start,
26 			 lbaint_t blkcnt);
27 
28 #ifdef CONFIG_BLK
29 ulong mmc_bwrite(struct udevice *dev, lbaint_t start, lbaint_t blkcnt,
30 		 const void *src);
31 #else
32 ulong mmc_bwrite(struct blk_desc *block_dev, lbaint_t start, lbaint_t blkcnt,
33 		 const void *src);
34 #endif
35 
36 #else /* CONFIG_SPL_BUILD */
37 
38 /* SPL will never write or erase, declare dummies to reduce code size. */
39 
40 #ifdef CONFIG_BLK
41 static inline unsigned long mmc_berase(struct udevice *dev,
42 				       lbaint_t start, lbaint_t blkcnt)
43 {
44 	return 0;
45 }
46 
47 static inline ulong mmc_bwrite(struct udevice *dev, lbaint_t start,
48 			       lbaint_t blkcnt, const void *src)
49 {
50 	return 0;
51 }
52 #else
53 static inline unsigned long mmc_berase(struct blk_desc *block_dev,
54 				       lbaint_t start, lbaint_t blkcnt)
55 {
56 	return 0;
57 }
58 
59 static inline ulong mmc_bwrite(struct blk_desc *block_dev, lbaint_t start,
60 			       lbaint_t blkcnt, const void *src)
61 {
62 	return 0;
63 }
64 #endif
65 
66 #endif /* CONFIG_SPL_BUILD */
67 
68 /**
69  * mmc_get_next_devnum() - Get the next available MMC device number
70  *
71  * @return next available device number (0 = first), or -ve on error
72  */
73 int mmc_get_next_devnum(void);
74 
75 /**
76  * mmc_do_preinit() - Get an MMC device ready for use
77  */
78 void mmc_do_preinit(void);
79 
80 /**
81  * mmc_list_init() - Set up the list of MMC devices
82  */
83 void mmc_list_init(void);
84 
85 /**
86  * mmc_list_add() - Add a new MMC device to the list of devices
87  *
88  * @mmc:	Device to add
89  */
90 void mmc_list_add(struct mmc *mmc);
91 
92 #endif /* _MMC_PRIVATE_H_ */
93