diff options
author | Tony Lindgren <tony@atomide.com> | 2012-10-15 15:09:43 -0400 |
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committer | Tony Lindgren <tony@atomide.com> | 2012-10-15 15:09:43 -0400 |
commit | 68f39e74fbc3e58ad52d008072bddacc9eee1c7e (patch) | |
tree | e1bab45bc1b479fe19f393d64d4c5a4f9f0b4a7c /include/linux/platform_data/mmc-omap.h | |
parent | ddffeb8c4d0331609ef2581d84de4d763607bd37 (diff) |
ARM: OMAP: Split plat/mmc.h into local headers and platform_data
We need to remove this from plat for ARM common zImage
support.
Also remove includes not needed by the omap_hsmmc.c driver.
Cc: linux-mmc@vger.kernel.org
Acked-by: Chris Ball <cjb@laptop.org>
Acked-by: Venkatraman S <svenkatr@ti.com>
[tony@atomide.com: fold in removal of unused driver includes]
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'include/linux/platform_data/mmc-omap.h')
-rw-r--r-- | include/linux/platform_data/mmc-omap.h | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/include/linux/platform_data/mmc-omap.h b/include/linux/platform_data/mmc-omap.h new file mode 100644 index 000000000000..39a7abc5604c --- /dev/null +++ b/include/linux/platform_data/mmc-omap.h | |||
@@ -0,0 +1,147 @@ | |||
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 | #define OMAP_MMC_MAX_SLOTS 2 | ||
12 | |||
13 | /* | ||
14 | * struct omap_mmc_dev_attr.flags possibilities | ||
15 | * | ||
16 | * OMAP_HSMMC_SUPPORTS_DUAL_VOLT: Some HSMMC controller instances can | ||
17 | * operate with either 1.8Vdc or 3.0Vdc card voltages; this flag | ||
18 | * should be set if this is the case. See for example Section 22.5.3 | ||
19 | * "MMC/SD/SDIO1 Bus Voltage Selection" of the OMAP34xx Multimedia | ||
20 | * Device Silicon Revision 3.1.x Revision ZR (July 2011) (SWPU223R). | ||
21 | * | ||
22 | * OMAP_HSMMC_BROKEN_MULTIBLOCK_READ: Multiple-block read transfers | ||
23 | * don't work correctly on some MMC controller instances on some | ||
24 | * OMAP3 SoCs; this flag should be set if this is the case. See | ||
25 | * for example Advisory 2.1.1.128 "MMC: Multiple Block Read | ||
26 | * Operation Issue" in _OMAP3530/3525/3515/3503 Silicon Errata_ | ||
27 | * Revision F (October 2010) (SPRZ278F). | ||
28 | */ | ||
29 | #define OMAP_HSMMC_SUPPORTS_DUAL_VOLT BIT(0) | ||
30 | #define OMAP_HSMMC_BROKEN_MULTIBLOCK_READ BIT(1) | ||
31 | |||
32 | struct mmc_card; | ||
33 | |||
34 | struct omap_mmc_dev_attr { | ||
35 | u8 flags; | ||
36 | }; | ||
37 | |||
38 | struct omap_mmc_platform_data { | ||
39 | /* back-link to device */ | ||
40 | struct device *dev; | ||
41 | |||
42 | /* number of slots per controller */ | ||
43 | unsigned nr_slots:2; | ||
44 | |||
45 | /* set if your board has components or wiring that limits the | ||
46 | * maximum frequency on the MMC bus */ | ||
47 | unsigned int max_freq; | ||
48 | |||
49 | /* switch the bus to a new slot */ | ||
50 | int (*switch_slot)(struct device *dev, int slot); | ||
51 | /* initialize board-specific MMC functionality, can be NULL if | ||
52 | * not supported */ | ||
53 | int (*init)(struct device *dev); | ||
54 | void (*cleanup)(struct device *dev); | ||
55 | void (*shutdown)(struct device *dev); | ||
56 | |||
57 | /* To handle board related suspend/resume functionality for MMC */ | ||
58 | int (*suspend)(struct device *dev, int slot); | ||
59 | int (*resume)(struct device *dev, int slot); | ||
60 | |||
61 | /* Return context loss count due to PM states changing */ | ||
62 | int (*get_context_loss_count)(struct device *dev); | ||
63 | |||
64 | /* Integrating attributes from the omap_hwmod layer */ | ||
65 | u8 controller_flags; | ||
66 | |||
67 | /* Register offset deviation */ | ||
68 | u16 reg_offset; | ||
69 | |||
70 | struct omap_mmc_slot_data { | ||
71 | |||
72 | /* | ||
73 | * 4/8 wires and any additional host capabilities | ||
74 | * need to OR'd all capabilities (ref. linux/mmc/host.h) | ||
75 | */ | ||
76 | u8 wires; /* Used for the MMC driver on omap1 and 2420 */ | ||
77 | u32 caps; /* Used for the MMC driver on 2430 and later */ | ||
78 | u32 pm_caps; /* PM capabilities of the mmc */ | ||
79 | |||
80 | /* | ||
81 | * nomux means "standard" muxing is wrong on this board, and | ||
82 | * that board-specific code handled it before common init logic. | ||
83 | */ | ||
84 | unsigned nomux:1; | ||
85 | |||
86 | /* switch pin can be for card detect (default) or card cover */ | ||
87 | unsigned cover:1; | ||
88 | |||
89 | /* use the internal clock */ | ||
90 | unsigned internal_clock:1; | ||
91 | |||
92 | /* nonremovable e.g. eMMC */ | ||
93 | unsigned nonremovable:1; | ||
94 | |||
95 | /* Try to sleep or power off when possible */ | ||
96 | unsigned power_saving:1; | ||
97 | |||
98 | /* If using power_saving and the MMC power is not to go off */ | ||
99 | unsigned no_off:1; | ||
100 | |||
101 | /* eMMC does not handle power off when not in sleep state */ | ||
102 | unsigned no_regulator_off_init:1; | ||
103 | |||
104 | /* Regulator off remapped to sleep */ | ||
105 | unsigned vcc_aux_disable_is_sleep:1; | ||
106 | |||
107 | /* we can put the features above into this variable */ | ||
108 | #define HSMMC_HAS_PBIAS (1 << 0) | ||
109 | #define HSMMC_HAS_UPDATED_RESET (1 << 1) | ||
110 | unsigned features; | ||
111 | |||
112 | int switch_pin; /* gpio (card detect) */ | ||
113 | int gpio_wp; /* gpio (write protect) */ | ||
114 | |||
115 | int (*set_bus_mode)(struct device *dev, int slot, int bus_mode); | ||
116 | int (*set_power)(struct device *dev, int slot, | ||
117 | int power_on, int vdd); | ||
118 | int (*get_ro)(struct device *dev, int slot); | ||
119 | void (*remux)(struct device *dev, int slot, int power_on); | ||
120 | /* Call back before enabling / disabling regulators */ | ||
121 | void (*before_set_reg)(struct device *dev, int slot, | ||
122 | int power_on, int vdd); | ||
123 | /* Call back after enabling / disabling regulators */ | ||
124 | void (*after_set_reg)(struct device *dev, int slot, | ||
125 | int power_on, int vdd); | ||
126 | /* if we have special card, init it using this callback */ | ||
127 | void (*init_card)(struct mmc_card *card); | ||
128 | |||
129 | /* return MMC cover switch state, can be NULL if not supported. | ||
130 | * | ||
131 | * possible return values: | ||
132 | * 0 - closed | ||
133 | * 1 - open | ||
134 | */ | ||
135 | int (*get_cover_state)(struct device *dev, int slot); | ||
136 | |||
137 | const char *name; | ||
138 | u32 ocr_mask; | ||
139 | |||
140 | /* Card detection IRQs */ | ||
141 | int card_detect_irq; | ||
142 | int (*card_detect)(struct device *dev, int slot); | ||
143 | |||
144 | unsigned int ban_openended:1; | ||
145 | |||
146 | } slots[OMAP_MMC_MAX_SLOTS]; | ||
147 | }; | ||