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1da177e4 LT |
1 | /*====================================================================== |
2 | ||
3 | Device driver for the PCMCIA control functionality of StrongARM | |
4 | SA-1100 microprocessors. | |
5 | ||
6 | The contents of this file are subject to the Mozilla Public | |
7 | License Version 1.1 (the "License"); you may not use this file | |
8 | except in compliance with the License. You may obtain a copy of | |
9 | the License at http://www.mozilla.org/MPL/ | |
10 | ||
11 | Software distributed under the License is distributed on an "AS | |
12 | IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or | |
13 | implied. See the License for the specific language governing | |
14 | rights and limitations under the License. | |
15 | ||
16 | The initial developer of the original code is John G. Dorsey | |
17 | <john+@cs.cmu.edu>. Portions created by John G. Dorsey are | |
18 | Copyright (C) 1999 John G. Dorsey. All Rights Reserved. | |
19 | ||
20 | Alternatively, the contents of this file may be used under the | |
21 | terms of the GNU Public License version 2 (the "GPL"), in which | |
22 | case the provisions of the GPL are applicable instead of the | |
23 | above. If you wish to allow the use of your version of this file | |
24 | only under the terms of the GPL and not to allow others to use | |
25 | your version of this file under the MPL, indicate your decision | |
26 | by deleting the provisions above and replace them with the notice | |
27 | and other provisions required by the GPL. If you do not delete | |
28 | the provisions above, a recipient may use your version of this | |
29 | file under either the MPL or the GPL. | |
30 | ||
31 | ======================================================================*/ | |
32 | ||
33 | #include <linux/module.h> | |
34 | #include <linux/init.h> | |
5a0e3ad6 | 35 | #include <linux/slab.h> |
d052d1be | 36 | #include <linux/platform_device.h> |
1da177e4 | 37 | |
1da177e4 LT |
38 | #include <pcmcia/ss.h> |
39 | ||
77bb86a1 PM |
40 | #include <asm/hardware/scoop.h> |
41 | ||
1da177e4 LT |
42 | #include "sa1100_generic.h" |
43 | ||
77bb86a1 PM |
44 | int __init pcmcia_collie_init(struct device *dev); |
45 | ||
37fac4b6 | 46 | static int (*sa11x0_pcmcia_hw_init[])(struct device *dev) __devinitdata = { |
1da177e4 LT |
47 | #ifdef CONFIG_SA1100_ASSABET |
48 | pcmcia_assabet_init, | |
49 | #endif | |
50 | #ifdef CONFIG_SA1100_CERF | |
51 | pcmcia_cerf_init, | |
52 | #endif | |
e7435f86 | 53 | #if defined(CONFIG_SA1100_H3100) || defined(CONFIG_SA1100_H3600) |
1da177e4 LT |
54 | pcmcia_h3600_init, |
55 | #endif | |
fa87672a MRJ |
56 | #ifdef CONFIG_SA1100_NANOENGINE |
57 | pcmcia_nanoengine_init, | |
58 | #endif | |
1da177e4 LT |
59 | #ifdef CONFIG_SA1100_SHANNON |
60 | pcmcia_shannon_init, | |
61 | #endif | |
62 | #ifdef CONFIG_SA1100_SIMPAD | |
63 | pcmcia_simpad_init, | |
64 | #endif | |
77bb86a1 PM |
65 | #ifdef CONFIG_SA1100_COLLIE |
66 | pcmcia_collie_init, | |
67 | #endif | |
1da177e4 LT |
68 | }; |
69 | ||
5b85e04e | 70 | static int __devinit sa11x0_drv_pcmcia_probe(struct platform_device *dev) |
1da177e4 LT |
71 | { |
72 | int i, ret = -ENODEV; | |
73 | ||
74 | /* | |
75 | * Initialise any "on-board" PCMCIA sockets. | |
76 | */ | |
77 | for (i = 0; i < ARRAY_SIZE(sa11x0_pcmcia_hw_init); i++) { | |
7a192ec3 | 78 | ret = sa11x0_pcmcia_hw_init[i](&dev->dev); |
1da177e4 LT |
79 | if (ret == 0) |
80 | break; | |
81 | } | |
82 | ||
83 | return ret; | |
84 | } | |
85 | ||
7a192ec3 ML |
86 | static int sa11x0_drv_pcmcia_remove(struct platform_device *dev) |
87 | { | |
be85458e RKAL |
88 | struct skt_dev_info *sinfo = platform_get_drvdata(dev); |
89 | int i; | |
90 | ||
91 | platform_set_drvdata(dev, NULL); | |
92 | ||
93 | for (i = 0; i < sinfo->nskt; i++) | |
94 | soc_pcmcia_remove_one(&sinfo->skt[i]); | |
95 | ||
96 | kfree(sinfo); | |
97 | return 0; | |
7a192ec3 ML |
98 | } |
99 | ||
7a192ec3 ML |
100 | static struct platform_driver sa11x0_pcmcia_driver = { |
101 | .driver = { | |
102 | .name = "sa11x0-pcmcia", | |
103 | .owner = THIS_MODULE, | |
104 | }, | |
1da177e4 | 105 | .probe = sa11x0_drv_pcmcia_probe, |
7a192ec3 | 106 | .remove = sa11x0_drv_pcmcia_remove, |
1da177e4 LT |
107 | }; |
108 | ||
109 | /* sa11x0_pcmcia_init() | |
110 | * ^^^^^^^^^^^^^^^^^^^^ | |
111 | * | |
112 | * This routine performs low-level PCMCIA initialization and then | |
113 | * registers this socket driver with Card Services. | |
114 | * | |
115 | * Returns: 0 on success, -ve error code on failure | |
116 | */ | |
117 | static int __init sa11x0_pcmcia_init(void) | |
118 | { | |
7a192ec3 | 119 | return platform_driver_register(&sa11x0_pcmcia_driver); |
1da177e4 LT |
120 | } |
121 | ||
122 | /* sa11x0_pcmcia_exit() | |
123 | * ^^^^^^^^^^^^^^^^^^^^ | |
124 | * Invokes the low-level kernel service to free IRQs associated with this | |
125 | * socket controller and reset GPIO edge detection. | |
126 | */ | |
127 | static void __exit sa11x0_pcmcia_exit(void) | |
128 | { | |
7a192ec3 | 129 | platform_driver_unregister(&sa11x0_pcmcia_driver); |
1da177e4 LT |
130 | } |
131 | ||
132 | MODULE_AUTHOR("John Dorsey <john+@cs.cmu.edu>"); | |
133 | MODULE_DESCRIPTION("Linux PCMCIA Card Services: SA-11x0 Socket Controller"); | |
134 | MODULE_LICENSE("Dual MPL/GPL"); | |
135 | ||
f36598ae | 136 | fs_initcall(sa11x0_pcmcia_init); |
1da177e4 | 137 | module_exit(sa11x0_pcmcia_exit); |