diff options
Diffstat (limited to 'include/linux/tifm.h')
-rw-r--r-- | include/linux/tifm.h | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/include/linux/tifm.h b/include/linux/tifm.h new file mode 100644 index 000000000000..203dd5e11ecb --- /dev/null +++ b/include/linux/tifm.h | |||
@@ -0,0 +1,158 @@ | |||
1 | /* | ||
2 | * tifm.h - TI FlashMedia driver | ||
3 | * | ||
4 | * Copyright (C) 2006 Alex Dubov <oakad@yahoo.com> | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License version 2 as | ||
8 | * published by the Free Software Foundation. | ||
9 | * | ||
10 | */ | ||
11 | |||
12 | #ifndef _TIFM_H | ||
13 | #define _TIFM_H | ||
14 | |||
15 | #include <linux/spinlock.h> | ||
16 | #include <linux/interrupt.h> | ||
17 | #include <linux/wait.h> | ||
18 | #include <linux/delay.h> | ||
19 | #include <linux/pci.h> | ||
20 | |||
21 | /* Host registers (relative to pci base address): */ | ||
22 | enum { | ||
23 | FM_SET_INTERRUPT_ENABLE = 0x008, | ||
24 | FM_CLEAR_INTERRUPT_ENABLE = 0x00c, | ||
25 | FM_INTERRUPT_STATUS = 0x014 }; | ||
26 | |||
27 | /* Socket registers (relative to socket base address): */ | ||
28 | enum { | ||
29 | SOCK_CONTROL = 0x004, | ||
30 | SOCK_PRESENT_STATE = 0x008, | ||
31 | SOCK_DMA_ADDRESS = 0x00c, | ||
32 | SOCK_DMA_CONTROL = 0x010, | ||
33 | SOCK_DMA_FIFO_INT_ENABLE_SET = 0x014, | ||
34 | SOCK_DMA_FIFO_INT_ENABLE_CLEAR = 0x018, | ||
35 | SOCK_DMA_FIFO_STATUS = 0x020, | ||
36 | SOCK_FIFO_CONTROL = 0x024, | ||
37 | SOCK_FIFO_PAGE_SIZE = 0x028, | ||
38 | SOCK_MMCSD_COMMAND = 0x104, | ||
39 | SOCK_MMCSD_ARG_LOW = 0x108, | ||
40 | SOCK_MMCSD_ARG_HIGH = 0x10c, | ||
41 | SOCK_MMCSD_CONFIG = 0x110, | ||
42 | SOCK_MMCSD_STATUS = 0x114, | ||
43 | SOCK_MMCSD_INT_ENABLE = 0x118, | ||
44 | SOCK_MMCSD_COMMAND_TO = 0x11c, | ||
45 | SOCK_MMCSD_DATA_TO = 0x120, | ||
46 | SOCK_MMCSD_DATA = 0x124, | ||
47 | SOCK_MMCSD_BLOCK_LEN = 0x128, | ||
48 | SOCK_MMCSD_NUM_BLOCKS = 0x12c, | ||
49 | SOCK_MMCSD_BUFFER_CONFIG = 0x130, | ||
50 | SOCK_MMCSD_SPI_CONFIG = 0x134, | ||
51 | SOCK_MMCSD_SDIO_MODE_CONFIG = 0x138, | ||
52 | SOCK_MMCSD_RESPONSE = 0x144, | ||
53 | SOCK_MMCSD_SDIO_SR = 0x164, | ||
54 | SOCK_MMCSD_SYSTEM_CONTROL = 0x168, | ||
55 | SOCK_MMCSD_SYSTEM_STATUS = 0x16c, | ||
56 | SOCK_MS_COMMAND = 0x184, | ||
57 | SOCK_MS_DATA = 0x188, | ||
58 | SOCK_MS_STATUS = 0x18c, | ||
59 | SOCK_MS_SYSTEM = 0x190, | ||
60 | SOCK_FIFO_ACCESS = 0x200 }; | ||
61 | |||
62 | |||
63 | #define TIFM_IRQ_ENABLE 0x80000000 | ||
64 | #define TIFM_IRQ_SOCKMASK 0x00000001 | ||
65 | #define TIFM_IRQ_CARDMASK 0x00000100 | ||
66 | #define TIFM_IRQ_FIFOMASK 0x00010000 | ||
67 | #define TIFM_IRQ_SETALL 0xffffffff | ||
68 | #define TIFM_IRQ_SETALLSOCK 0x0000000f | ||
69 | |||
70 | #define TIFM_CTRL_LED 0x00000040 | ||
71 | #define TIFM_CTRL_FAST_CLK 0x00000100 | ||
72 | |||
73 | #define TIFM_SOCK_STATE_OCCUPIED 0x00000008 | ||
74 | #define TIFM_SOCK_STATE_POWERED 0x00000080 | ||
75 | |||
76 | #define TIFM_FIFO_ENABLE 0x00000001 /* Meaning of this constant is unverified */ | ||
77 | #define TIFM_FIFO_INT_SETALL 0x0000ffff | ||
78 | #define TIFM_FIFO_INTMASK 0x00000005 /* Meaning of this constant is unverified */ | ||
79 | |||
80 | #define TIFM_DMA_RESET 0x00000002 /* Meaning of this constant is unverified */ | ||
81 | #define TIFM_DMA_TX 0x00008000 /* Meaning of this constant is unverified */ | ||
82 | #define TIFM_DMA_EN 0x00000001 /* Meaning of this constant is unverified */ | ||
83 | |||
84 | typedef enum {FM_NULL = 0, FM_XD = 0x01, FM_MS = 0x02, FM_SD = 0x03} tifm_media_id; | ||
85 | |||
86 | struct tifm_driver; | ||
87 | struct tifm_dev { | ||
88 | char __iomem *addr; | ||
89 | spinlock_t lock; | ||
90 | tifm_media_id media_id; | ||
91 | char wq_name[KOBJ_NAME_LEN]; | ||
92 | struct workqueue_struct *wq; | ||
93 | |||
94 | unsigned int (*signal_irq)(struct tifm_dev *sock, | ||
95 | unsigned int sock_irq_status); | ||
96 | |||
97 | struct tifm_driver *drv; | ||
98 | struct device dev; | ||
99 | }; | ||
100 | |||
101 | struct tifm_driver { | ||
102 | tifm_media_id *id_table; | ||
103 | int (*probe)(struct tifm_dev *dev); | ||
104 | void (*remove)(struct tifm_dev *dev); | ||
105 | |||
106 | struct device_driver driver; | ||
107 | }; | ||
108 | |||
109 | struct tifm_adapter { | ||
110 | char __iomem *addr; | ||
111 | unsigned int irq_status; | ||
112 | unsigned int insert_mask; | ||
113 | unsigned int remove_mask; | ||
114 | spinlock_t lock; | ||
115 | unsigned int id; | ||
116 | unsigned int max_sockets; | ||
117 | char wq_name[KOBJ_NAME_LEN]; | ||
118 | unsigned int inhibit_new_cards; | ||
119 | struct workqueue_struct *wq; | ||
120 | struct work_struct media_inserter; | ||
121 | struct work_struct media_remover; | ||
122 | struct tifm_dev **sockets; | ||
123 | struct class_device cdev; | ||
124 | struct device *dev; | ||
125 | |||
126 | void (*eject)(struct tifm_adapter *fm, struct tifm_dev *sock); | ||
127 | }; | ||
128 | |||
129 | struct tifm_adapter *tifm_alloc_adapter(void); | ||
130 | void tifm_free_device(struct device *dev); | ||
131 | void tifm_free_adapter(struct tifm_adapter *fm); | ||
132 | int tifm_add_adapter(struct tifm_adapter *fm); | ||
133 | void tifm_remove_adapter(struct tifm_adapter *fm); | ||
134 | struct tifm_dev *tifm_alloc_device(struct tifm_adapter *fm, unsigned int id); | ||
135 | int tifm_register_driver(struct tifm_driver *drv); | ||
136 | void tifm_unregister_driver(struct tifm_driver *drv); | ||
137 | void tifm_eject(struct tifm_dev *sock); | ||
138 | int tifm_map_sg(struct tifm_dev *sock, struct scatterlist *sg, int nents, | ||
139 | int direction); | ||
140 | void tifm_unmap_sg(struct tifm_dev *sock, struct scatterlist *sg, int nents, | ||
141 | int direction); | ||
142 | |||
143 | |||
144 | static inline void *tifm_get_drvdata(struct tifm_dev *dev) | ||
145 | { | ||
146 | return dev_get_drvdata(&dev->dev); | ||
147 | } | ||
148 | |||
149 | static inline void tifm_set_drvdata(struct tifm_dev *dev, void *data) | ||
150 | { | ||
151 | dev_set_drvdata(&dev->dev, data); | ||
152 | } | ||
153 | |||
154 | struct tifm_device_id { | ||
155 | tifm_media_id media_id; | ||
156 | }; | ||
157 | |||
158 | #endif | ||