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8777297b KS |
1 | /* |
2 | * MMC definitions for OMAP2 | |
3 | * | |
4 | * Copyright (C) 2006 Nokia Corporation | |
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 | #ifndef __OMAP2_MMC_H | |
12 | #define __OMAP2_MMC_H | |
13 | ||
14 | #include <linux/types.h> | |
15 | #include <linux/device.h> | |
16 | #include <linux/mmc/host.h> | |
17 | ||
a09e64fb | 18 | #include <mach/board.h> |
0a4b53a2 | 19 | |
8777297b KS |
20 | #define OMAP_MMC_MAX_SLOTS 2 |
21 | ||
22 | struct omap_mmc_platform_data { | |
abfbe5f7 JY |
23 | struct omap_mmc_conf conf; |
24 | ||
8777297b KS |
25 | /* number of slots on board */ |
26 | unsigned nr_slots:2; | |
0a4b53a2 | 27 | |
8777297b KS |
28 | /* set if your board has components or wiring that limits the |
29 | * maximum frequency on the MMC bus */ | |
30 | unsigned int max_freq; | |
31 | ||
32 | /* switch the bus to a new slot */ | |
33 | int (* switch_slot)(struct device *dev, int slot); | |
34 | /* initialize board-specific MMC functionality, can be NULL if | |
35 | * not supported */ | |
36 | int (* init)(struct device *dev); | |
37 | void (* cleanup)(struct device *dev); | |
0a4b53a2 TL |
38 | void (* shutdown)(struct device *dev); |
39 | ||
40 | /* To handle board related suspend/resume functionality for MMC */ | |
41 | int (*suspend)(struct device *dev, int slot); | |
42 | int (*resume)(struct device *dev, int slot); | |
8777297b KS |
43 | |
44 | struct omap_mmc_slot_data { | |
45 | int (* set_bus_mode)(struct device *dev, int slot, int bus_mode); | |
46 | int (* set_power)(struct device *dev, int slot, int power_on, int vdd); | |
47 | int (* get_ro)(struct device *dev, int slot); | |
48 | ||
49 | /* return MMC cover switch state, can be NULL if not supported. | |
50 | * | |
51 | * possible return values: | |
52 | * 0 - open | |
53 | * 1 - closed | |
54 | */ | |
55 | int (* get_cover_state)(struct device *dev, int slot); | |
56 | ||
57 | const char *name; | |
58 | u32 ocr_mask; | |
0a4b53a2 TL |
59 | |
60 | /* Card detection IRQs */ | |
61 | int card_detect_irq; | |
62 | int (* card_detect)(int irq); | |
63 | ||
64 | unsigned int ban_openended:1; | |
65 | ||
8777297b KS |
66 | } slots[OMAP_MMC_MAX_SLOTS]; |
67 | }; | |
68 | ||
69 | extern void omap_set_mmc_info(int host, const struct omap_mmc_platform_data *info); | |
70 | ||
71 | /* called from board-specific card detection service routine */ | |
8777297b KS |
72 | extern void omap_mmc_notify_cover_event(struct device *dev, int slot, int is_closed); |
73 | ||
74 | #endif |