2 * Copyright (C) 2008-2010
4 * - Kurt Van Dijck, EIA Electronics
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the version 2 of the GNU General Public License
8 * as published by the Free Software Foundation
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 #include <linux/module.h>
21 #include <linux/kernel.h>
23 #include <pcmcia/cistpl.h>
24 #include <pcmcia/ds.h>
26 #include "softing_platform.h"
28 static int softingcs_index
;
29 static spinlock_t softingcs_index_lock
;
31 static int softingcs_reset(struct platform_device
*pdev
, int v
);
32 static int softingcs_enable_irq(struct platform_device
*pdev
, int v
);
35 * platform_data descriptions
37 #define MHZ (1000*1000)
38 static const struct softing_platform_data softingcs_platform_data
[] = {
41 .manf
= 0x0168, .prod
= 0x001,
44 .freq
= 16 * MHZ
, .max_brp
= 32, .max_sjw
= 4,
46 .boot
= {0x0000, 0x000000, fw_dir
"bcard.bin",},
47 .load
= {0x0120, 0x00f600, fw_dir
"ldcard.bin",},
48 .app
= {0x0010, 0x0d0000, fw_dir
"cancard.bin",},
49 .reset
= softingcs_reset
,
50 .enable_irq
= softingcs_enable_irq
,
52 .name
= "CANcard-NEC",
53 .manf
= 0x0168, .prod
= 0x002,
56 .freq
= 16 * MHZ
, .max_brp
= 32, .max_sjw
= 4,
58 .boot
= {0x0000, 0x000000, fw_dir
"bcard.bin",},
59 .load
= {0x0120, 0x00f600, fw_dir
"ldcard.bin",},
60 .app
= {0x0010, 0x0d0000, fw_dir
"cancard.bin",},
61 .reset
= softingcs_reset
,
62 .enable_irq
= softingcs_enable_irq
,
64 .name
= "CANcard-SJA",
65 .manf
= 0x0168, .prod
= 0x004,
68 .freq
= 20 * MHZ
, .max_brp
= 32, .max_sjw
= 4,
70 .boot
= {0x0000, 0x000000, fw_dir
"bcard.bin",},
71 .load
= {0x0120, 0x00f600, fw_dir
"ldcard.bin",},
72 .app
= {0x0010, 0x0d0000, fw_dir
"cansja.bin",},
73 .reset
= softingcs_reset
,
74 .enable_irq
= softingcs_enable_irq
,
77 .manf
= 0x0168, .prod
= 0x005,
80 .freq
= 24 * MHZ
, .max_brp
= 64, .max_sjw
= 4,
82 .boot
= {0x0000, 0x000000, fw_dir
"bcard2.bin",},
83 .load
= {0x0120, 0x00f600, fw_dir
"ldcard2.bin",},
84 .app
= {0x0010, 0x0d0000, fw_dir
"cancrd2.bin",},
85 .reset
= softingcs_reset
,
88 .name
= "Vector-CANcard",
89 .manf
= 0x0168, .prod
= 0x081,
92 .freq
= 16 * MHZ
, .max_brp
= 64, .max_sjw
= 4,
94 .boot
= {0x0000, 0x000000, fw_dir
"bcard.bin",},
95 .load
= {0x0120, 0x00f600, fw_dir
"ldcard.bin",},
96 .app
= {0x0010, 0x0d0000, fw_dir
"cancard.bin",},
97 .reset
= softingcs_reset
,
98 .enable_irq
= softingcs_enable_irq
,
100 .name
= "Vector-CANcard-SJA",
101 .manf
= 0x0168, .prod
= 0x084,
104 .freq
= 20 * MHZ
, .max_brp
= 32, .max_sjw
= 4,
105 .dpram_size
= 0x0800,
106 .boot
= {0x0000, 0x000000, fw_dir
"bcard.bin",},
107 .load
= {0x0120, 0x00f600, fw_dir
"ldcard.bin",},
108 .app
= {0x0010, 0x0d0000, fw_dir
"cansja.bin",},
109 .reset
= softingcs_reset
,
110 .enable_irq
= softingcs_enable_irq
,
112 .name
= "Vector-CANcard-2",
113 .manf
= 0x0168, .prod
= 0x085,
116 .freq
= 24 * MHZ
, .max_brp
= 64, .max_sjw
= 4,
117 .dpram_size
= 0x1000,
118 .boot
= {0x0000, 0x000000, fw_dir
"bcard2.bin",},
119 .load
= {0x0120, 0x00f600, fw_dir
"ldcard2.bin",},
120 .app
= {0x0010, 0x0d0000, fw_dir
"cancrd2.bin",},
121 .reset
= softingcs_reset
,
124 .name
= "EDICcard-NEC",
125 .manf
= 0x0168, .prod
= 0x102,
128 .freq
= 16 * MHZ
, .max_brp
= 64, .max_sjw
= 4,
129 .dpram_size
= 0x0800,
130 .boot
= {0x0000, 0x000000, fw_dir
"bcard.bin",},
131 .load
= {0x0120, 0x00f600, fw_dir
"ldcard.bin",},
132 .app
= {0x0010, 0x0d0000, fw_dir
"cancard.bin",},
133 .reset
= softingcs_reset
,
134 .enable_irq
= softingcs_enable_irq
,
136 .name
= "EDICcard-2",
137 .manf
= 0x0168, .prod
= 0x105,
140 .freq
= 24 * MHZ
, .max_brp
= 64, .max_sjw
= 4,
141 .dpram_size
= 0x1000,
142 .boot
= {0x0000, 0x000000, fw_dir
"bcard2.bin",},
143 .load
= {0x0120, 0x00f600, fw_dir
"ldcard2.bin",},
144 .app
= {0x0010, 0x0d0000, fw_dir
"cancrd2.bin",},
145 .reset
= softingcs_reset
,
152 MODULE_FIRMWARE(fw_dir
"bcard.bin");
153 MODULE_FIRMWARE(fw_dir
"ldcard.bin");
154 MODULE_FIRMWARE(fw_dir
"cancard.bin");
155 MODULE_FIRMWARE(fw_dir
"cansja.bin");
157 MODULE_FIRMWARE(fw_dir
"bcard2.bin");
158 MODULE_FIRMWARE(fw_dir
"ldcard2.bin");
159 MODULE_FIRMWARE(fw_dir
"cancrd2.bin");
161 static __devinit
const struct softing_platform_data
162 *softingcs_find_platform_data(unsigned int manf
, unsigned int prod
)
164 const struct softing_platform_data
*lp
;
166 for (lp
= softingcs_platform_data
; lp
->manf
; ++lp
) {
167 if ((lp
->manf
== manf
) && (lp
->prod
== prod
))
174 * platformdata callbacks
176 static int softingcs_reset(struct platform_device
*pdev
, int v
)
178 struct pcmcia_device
*pcmcia
= to_pcmcia_dev(pdev
->dev
.parent
);
180 dev_dbg(&pdev
->dev
, "pcmcia config [2] %02x\n", v
? 0 : 0x20);
181 return pcmcia_write_config_byte(pcmcia
, 2, v
? 0 : 0x20);
184 static int softingcs_enable_irq(struct platform_device
*pdev
, int v
)
186 struct pcmcia_device
*pcmcia
= to_pcmcia_dev(pdev
->dev
.parent
);
188 dev_dbg(&pdev
->dev
, "pcmcia config [0] %02x\n", v
? 0x60 : 0);
189 return pcmcia_write_config_byte(pcmcia
, 0, v
? 0x60 : 0);
195 static __devinit
int softingcs_probe_config(struct pcmcia_device
*pcmcia
,
198 struct softing_platform_data
*pdat
= priv_data
;
199 struct resource
*pres
;
203 pres
= pcmcia
->resource
[PCMCIA_IOMEM_0
];
204 if (resource_size(pres
) < 0x1000)
207 pres
->flags
|= WIN_MEMORY_TYPE_CM
| WIN_ENABLE
;
208 if (pdat
->generation
< 2) {
209 pres
->flags
|= WIN_USE_WAIT
| WIN_DATA_WIDTH_8
;
212 pres
->flags
|= WIN_DATA_WIDTH_16
;
214 return pcmcia_request_window(pcmcia
, pres
, memspeed
);
217 static __devexit
void softingcs_remove(struct pcmcia_device
*pcmcia
)
219 struct platform_device
*pdev
= pcmcia
->priv
;
222 platform_device_unregister(pdev
);
223 /* release pcmcia stuff */
224 pcmcia_disable_device(pcmcia
);
228 * platform_device wrapper
229 * pdev->resource has 2 entries: io & irq
231 static void softingcs_pdev_release(struct device
*dev
)
233 struct platform_device
*pdev
= to_platform_device(dev
);
237 static __devinit
int softingcs_probe(struct pcmcia_device
*pcmcia
)
240 struct platform_device
*pdev
;
241 const struct softing_platform_data
*pdat
;
242 struct resource
*pres
;
244 struct platform_device pdev
;
245 struct resource res
[2];
248 /* find matching platform_data */
249 pdat
= softingcs_find_platform_data(pcmcia
->manf_id
, pcmcia
->card_id
);
253 /* setup pcmcia device */
254 pcmcia
->config_flags
|= CONF_ENABLE_IRQ
| CONF_AUTO_SET_IOMEM
|
255 CONF_AUTO_SET_VPP
| CONF_AUTO_CHECK_VCC
;
256 ret
= pcmcia_loop_config(pcmcia
, softingcs_probe_config
, (void *)pdat
);
260 ret
= pcmcia_enable_device(pcmcia
);
264 pres
= pcmcia
->resource
[PCMCIA_IOMEM_0
];
270 /* create softing platform device */
271 dev
= kzalloc(sizeof(*dev
), GFP_KERNEL
);
276 dev
->pdev
.resource
= dev
->res
;
277 dev
->pdev
.num_resources
= ARRAY_SIZE(dev
->res
);
278 dev
->pdev
.dev
.release
= softingcs_pdev_release
;
281 pdev
->dev
.platform_data
= (void *)pdat
;
282 pdev
->dev
.parent
= &pcmcia
->dev
;
285 /* platform device resources */
286 pdev
->resource
[0].flags
= IORESOURCE_MEM
;
287 pdev
->resource
[0].start
= pres
->start
;
288 pdev
->resource
[0].end
= pres
->end
;
290 pdev
->resource
[1].flags
= IORESOURCE_IRQ
;
291 pdev
->resource
[1].start
= pcmcia
->irq
;
292 pdev
->resource
[1].end
= pdev
->resource
[1].start
;
294 /* platform device setup */
295 spin_lock(&softingcs_index_lock
);
296 pdev
->id
= softingcs_index
++;
297 spin_unlock(&softingcs_index_lock
);
298 pdev
->name
= "softing";
299 dev_set_name(&pdev
->dev
, "softingcs.%i", pdev
->id
);
300 ret
= platform_device_register(pdev
);
302 goto platform_failed
;
304 dev_info(&pcmcia
->dev
, "created %s\n", dev_name(&pdev
->dev
));
312 pcmcia_disable_device(pcmcia
);
314 return ret
?: -ENODEV
;
317 static /*const*/ struct pcmcia_device_id softingcs_ids
[] = {
319 PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0001),
320 PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0002),
321 PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0004),
322 PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0005),
323 /* vector, manufacturer? */
324 PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0081),
325 PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0084),
326 PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0085),
328 PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0102),
329 PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0105),
333 MODULE_DEVICE_TABLE(pcmcia
, softingcs_ids
);
335 static struct pcmcia_driver softingcs_driver
= {
336 .owner
= THIS_MODULE
,
338 .id_table
= softingcs_ids
,
339 .probe
= softingcs_probe
,
340 .remove
= __devexit_p(softingcs_remove
),
343 static int __init
softingcs_start(void)
345 spin_lock_init(&softingcs_index_lock
);
346 return pcmcia_register_driver(&softingcs_driver
);
349 static void __exit
softingcs_stop(void)
351 pcmcia_unregister_driver(&softingcs_driver
);
354 module_init(softingcs_start
);
355 module_exit(softingcs_stop
);
357 MODULE_DESCRIPTION("softing CANcard driver"
358 ", links PCMCIA card to softing driver");
359 MODULE_LICENSE("GPL v2");