[ARM] 3396/2: AT91RM9200 Platform devices update
[linux-2.6.git] / arch / arm / mach-at91rm9200 / devices.c
1 /*
2  * arch/arm/mach-at91rm9200/devices.c
3  *
4  *  Copyright (C) 2005 Thibaut VARENE <varenet@parisc-linux.org>
5  *  Copyright (C) 2005 David Brownell
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation; either version 2 of the License, or
10  * (at your option) any later version.
11  *
12  */
13 #include <asm/mach/arch.h>
14 #include <asm/mach/map.h>
15
16 #include <linux/config.h>
17 #include <linux/platform_device.h>
18
19 #include <asm/arch/board.h>
20 #include <asm/arch/pio.h>
21
22
23 /* --------------------------------------------------------------------
24  *  USB Host
25  * -------------------------------------------------------------------- */
26
27 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
28 static u64 ohci_dmamask = 0xffffffffUL;
29 static struct at91_usbh_data usbh_data;
30
31 static struct resource at91_usbh_resource[] = {
32         [0] = {
33                 .start  = AT91_UHP_BASE,
34                 .end    = AT91_UHP_BASE + SZ_1M - 1,
35                 .flags  = IORESOURCE_MEM,
36         },
37         [1] = {
38                 .start  = AT91_ID_UHP,
39                 .end    = AT91_ID_UHP,
40                 .flags  = IORESOURCE_IRQ,
41         },
42 };
43
44 static struct platform_device at91rm9200_usbh_device = {
45         .name           = "at91rm9200-ohci",
46         .id             = -1,
47         .dev            = {
48                                 .dma_mask               = &ohci_dmamask,
49                                 .coherent_dma_mask      = 0xffffffff,
50                                 .platform_data          = &usbh_data,
51         },
52         .resource       = at91_usbh_resource,
53         .num_resources  = ARRAY_SIZE(at91_usbh_resource),
54 };
55
56 void __init at91_add_device_usbh(struct at91_usbh_data *data)
57 {
58         if (!data)
59                 return;
60
61         usbh_data = *data;
62         platform_device_register(&at91rm9200_usbh_device);
63 }
64 #else
65 void __init at91_add_device_usbh(struct at91_usbh_data *data) {}
66 #endif
67
68
69 /* --------------------------------------------------------------------
70  *  USB Device (Gadget)
71  * -------------------------------------------------------------------- */
72
73 #ifdef CONFIG_USB_GADGET_AT91
74 static struct at91_udc_data udc_data;
75
76 static struct resource at91_udc_resources[] = {
77         {
78                 .start  = AT91_BASE_UDP,
79                 .end    = AT91_BASE_UDP + SZ_16K - 1,
80                 .flags  = IORESOURCE_MEM,
81         }
82 };
83
84 static struct platform_device at91rm9200_udc_device = {
85         .name           = "at91_udc",
86         .id             = -1,
87         .dev            = {
88                                 .platform_data          = &udc_data,
89         },
90         .resource       = at91_udc_resources,
91         .num_resources  = ARRAY_SIZE(at91_udc_resources),
92 };
93
94 void __init at91_add_device_udc(struct at91_udc_data *data)
95 {
96         if (!data)
97                 return;
98
99         if (data->vbus_pin) {
100                 at91_set_gpio_input(data->vbus_pin, 0);
101                 at91_set_deglitch(data->vbus_pin, 1);
102         }
103         if (data->pullup_pin) {
104                 at91_set_gpio_output(data->pullup_pin, 0);
105                 at91_set_multi_drive(data->pullup_pin, 1);
106         }
107
108         udc_data = *data;
109         platform_device_register(&at91rm9200_udc_device);
110 }
111 #else
112 void __init at91_add_device_udc(struct at91_udc_data *data) {}
113 #endif
114
115
116 /* --------------------------------------------------------------------
117  *  Ethernet
118  * -------------------------------------------------------------------- */
119
120 #if defined(CONFIG_ARM_AT91_ETHER) || defined(CONFIG_ARM_AT91_ETHER_MODULE)
121 static u64 eth_dmamask = 0xffffffffUL;
122 static struct at91_eth_data eth_data;
123
124 static struct resource at91_eth_resources[] = {
125         [0] = {
126                 .start  = AT91_BASE_EMAC,
127                 .end    = AT91_BASE_EMAC + SZ_16K - 1,
128                 .flags  = IORESOURCE_MEM,
129         },
130         [1] = {
131                 .start  = AT91_ID_EMAC,
132                 .end    = AT91_ID_EMAC,
133                 .flags  = IORESOURCE_IRQ,
134         },
135 };
136
137 static struct platform_device at91rm9200_eth_device = {
138         .name           = "at91_ether",
139         .id             = -1,
140         .dev            = {
141                                 .dma_mask               = &eth_dmamask,
142                                 .coherent_dma_mask      = 0xffffffff,
143                                 .platform_data          = &eth_data,
144         },
145         .resource       = at91_eth_resources,
146         .num_resources  = ARRAY_SIZE(at91_eth_resources),
147 };
148
149 void __init at91_add_device_eth(struct at91_eth_data *data)
150 {
151         if (!data)
152                 return;
153
154         if (data->phy_irq_pin) {
155                 at91_set_gpio_input(data->phy_irq_pin, 0);
156                 at91_set_deglitch(data->phy_irq_pin, 1);
157         }
158
159         /* Pins used for MII and RMII */
160         at91_set_A_periph(AT91_PIN_PA16, 0);    /* EMDIO */
161         at91_set_A_periph(AT91_PIN_PA15, 0);    /* EMDC */
162         at91_set_A_periph(AT91_PIN_PA14, 0);    /* ERXER */
163         at91_set_A_periph(AT91_PIN_PA13, 0);    /* ERX1 */
164         at91_set_A_periph(AT91_PIN_PA12, 0);    /* ERX0 */
165         at91_set_A_periph(AT91_PIN_PA11, 0);    /* ECRS_ECRSDV */
166         at91_set_A_periph(AT91_PIN_PA10, 0);    /* ETX1 */
167         at91_set_A_periph(AT91_PIN_PA9, 0);     /* ETX0 */
168         at91_set_A_periph(AT91_PIN_PA8, 0);     /* ETXEN */
169         at91_set_A_periph(AT91_PIN_PA7, 0);     /* ETXCK_EREFCK */
170
171         if (!data->is_rmii) {
172                 at91_set_B_periph(AT91_PIN_PB19, 0);    /* ERXCK */
173                 at91_set_B_periph(AT91_PIN_PB18, 0);    /* ECOL */
174                 at91_set_B_periph(AT91_PIN_PB17, 0);    /* ERXDV */
175                 at91_set_B_periph(AT91_PIN_PB16, 0);    /* ERX3 */
176                 at91_set_B_periph(AT91_PIN_PB15, 0);    /* ERX2 */
177                 at91_set_B_periph(AT91_PIN_PB14, 0);    /* ETXER */
178                 at91_set_B_periph(AT91_PIN_PB13, 0);    /* ETX3 */
179                 at91_set_B_periph(AT91_PIN_PB12, 0);    /* ETX2 */
180         }
181
182         eth_data = *data;
183         platform_device_register(&at91rm9200_eth_device);
184 }
185 #else
186 void __init at91_add_device_eth(struct at91_eth_data *data) {}
187 #endif
188
189
190 /* --------------------------------------------------------------------
191  *  Compact Flash / PCMCIA
192  * -------------------------------------------------------------------- */
193
194 #if defined(CONFIG_AT91_CF) || defined(CONFIG_AT91_CF_MODULE)
195 static struct at91_cf_data cf_data;
196
197 static struct platform_device at91rm9200_cf_device = {
198         .name           = "at91_cf",
199         .id             = -1,
200         .dev            = {
201                                 .platform_data          = &cf_data,
202         },
203         .num_resources  = 0,
204 };
205
206 void __init at91_add_device_cf(struct at91_cf_data *data)
207 {
208         if (!data)
209                 return;
210
211         /* input/irq */
212         if (data->irq_pin) {
213                 at91_set_gpio_input(data->irq_pin, 1);
214                 at91_set_deglitch(data->irq_pin, 1);
215         }
216         at91_set_gpio_input(data->det_pin, 1);
217         at91_set_deglitch(data->det_pin, 1);
218
219         /* outputs, initially off */
220         if (data->vcc_pin)
221                 at91_set_gpio_output(data->vcc_pin, 0);
222         at91_set_gpio_output(data->rst_pin, 0);
223
224         cf_data = *data;
225         platform_device_register(&at91rm9200_cf_device);
226 }
227 #else
228 void __init at91_add_device_cf(struct at91_cf_data *data) {}
229 #endif
230
231
232 /* --------------------------------------------------------------------
233  *  MMC / SD
234  * -------------------------------------------------------------------- */
235
236 #if defined(CONFIG_MMC_AT91RM9200) || defined(CONFIG_MMC_AT91RM9200_MODULE)
237 static u64 mmc_dmamask = 0xffffffffUL;
238 static struct at91_mmc_data mmc_data;
239
240 static struct resource at91_mmc_resources[] = {
241         [0] = {
242                 .start  = AT91_BASE_MCI,
243                 .end    = AT91_BASE_MCI + SZ_16K - 1,
244                 .flags  = IORESOURCE_MEM,
245         },
246         [1] = {
247                 .start  = AT91_ID_MCI,
248                 .end    = AT91_ID_MCI,
249                 .flags  = IORESOURCE_IRQ,
250         },
251 };
252
253 static struct platform_device at91rm9200_mmc_device = {
254         .name           = "at91_mci",
255         .id             = -1,
256         .dev            = {
257                                 .dma_mask               = &mmc_dmamask,
258                                 .coherent_dma_mask      = 0xffffffff,
259                                 .platform_data          = &mmc_data,
260         },
261         .resource       = at91_mmc_resources,
262         .num_resources  = ARRAY_SIZE(at91_mmc_resources),
263 };
264
265 void __init at91_add_device_mmc(struct at91_mmc_data *data)
266 {
267         if (!data)
268                 return;
269
270         /* input/irq */
271         if (data->det_pin) {
272                 at91_set_gpio_input(data->det_pin, 1);
273                 at91_set_deglitch(data->det_pin, 1);
274         }
275         if (data->wp_pin)
276                 at91_set_gpio_input(data->wp_pin, 1);
277
278         /* CLK */
279         at91_set_A_periph(AT91_PIN_PA27, 0);
280
281         if (data->is_b) {
282                 /* CMD */
283                 at91_set_B_periph(AT91_PIN_PA8, 0);
284
285                 /* DAT0, maybe DAT1..DAT3 */
286                 at91_set_B_periph(AT91_PIN_PA9, 0);
287                 if (data->wire4) {
288                         at91_set_B_periph(AT91_PIN_PA10, 0);
289                         at91_set_B_periph(AT91_PIN_PA11, 0);
290                         at91_set_B_periph(AT91_PIN_PA12, 0);
291                 }
292         } else {
293                 /* CMD */
294                 at91_set_A_periph(AT91_PIN_PA28, 0);
295
296                 /* DAT0, maybe DAT1..DAT3 */
297                 at91_set_A_periph(AT91_PIN_PA29, 0);
298                 if (data->wire4) {
299                         at91_set_B_periph(AT91_PIN_PB3, 0);
300                         at91_set_B_periph(AT91_PIN_PB4, 0);
301                         at91_set_B_periph(AT91_PIN_PB5, 0);
302                 }
303         }
304
305         mmc_data = *data;
306         platform_device_register(&at91rm9200_mmc_device);
307 }
308 #else
309 void __init at91_add_device_mmc(struct at91_mmc_data *data) {}
310 #endif
311
312 /* --------------------------------------------------------------------
313  *  NAND / SmartMedia
314  * -------------------------------------------------------------------- */
315
316 #if defined(CONFIG_MTD_NAND_AT91) || defined(CONFIG_MTD_NAND_AT91_MODULE)
317 static struct at91_nand_data nand_data;
318
319 static struct resource at91_nand_resources[] = {
320         {
321                 .start  = AT91_SMARTMEDIA_BASE,
322                 .end    = AT91_SMARTMEDIA_BASE + SZ_8M - 1,
323                 .flags  = IORESOURCE_MEM,
324         }
325 };
326
327 static struct platform_device at91_nand_device = {
328         .name           = "at91_nand",
329         .id             = -1,
330         .dev            = {
331                                 .platform_data  = &nand_data,
332         },
333         .resource       = at91_nand_resources,
334         .num_resources  = ARRAY_SIZE(at91_nand_resources),
335 };
336
337 void __init at91_add_device_nand(struct at91_nand_data *data)
338 {
339         if (!data)
340                 return;
341
342         /* enable pin */
343         if (data->enable_pin)
344                 at91_set_gpio_output(data->enable_pin, 1);
345
346         /* ready/busy pin */
347         if (data->rdy_pin)
348                 at91_set_gpio_input(data->rdy_pin, 1);
349
350         /* card detect pin */
351         if (data->det_pin)
352                 at91_set_gpio_input(data->det_pin, 1);
353
354         at91_set_A_periph(AT91_PIN_PC1, 0);             /* SMOE */
355         at91_set_A_periph(AT91_PIN_PC3, 0);             /* SMWE */
356
357         nand_data = *data;
358         platform_device_register(&at91_nand_device);
359 }
360 #else
361 void __init at91_add_device_nand(struct at91_nand_data *data) {}
362 #endif
363
364
365 /* --------------------------------------------------------------------
366  *  TWI (i2c)
367  * -------------------------------------------------------------------- */
368
369 #if defined(CONFIG_I2C_AT91) || defined(CONFIG_I2C_AT91_MODULE)
370 static struct platform_device at91rm9200_twi_device = {
371         .name           = "at91_i2c",
372         .id             = -1,
373         .num_resources  = 0,
374 };
375
376 void __init at91_add_device_i2c(void)
377 {
378         /* pins used for TWI interface */
379         at91_set_A_periph(AT91_PIN_PA25, 0);            /* TWD */
380         at91_set_multi_drive(AT91_PIN_PA25, 1);
381
382         at91_set_A_periph(AT91_PIN_PA26, 0);            /* TWCK */
383         at91_set_multi_drive(AT91_PIN_PA26, 1);
384
385         platform_device_register(&at91rm9200_twi_device);
386 }
387 #else
388 void __init at91_add_device_i2c(void) {}
389 #endif
390
391
392 /* --------------------------------------------------------------------
393  *  RTC
394  * -------------------------------------------------------------------- */
395
396 #if defined(CONFIG_AT91_RTC) || defined(CONFIG_AT91_RTC_MODULE)
397 static struct platform_device at91rm9200_rtc_device = {
398         .name           = "at91_rtc",
399         .id             = -1,
400         .num_resources  = 0,
401 };
402
403 void __init at91_add_device_rtc(void)
404 {
405         platform_device_register(&at91rm9200_rtc_device);
406 }
407 #else
408 void __init at91_add_device_rtc(void) {}
409 #endif
410
411
412 /* --------------------------------------------------------------------
413  *  LEDs
414  * -------------------------------------------------------------------- */
415
416 #if defined(CONFIG_LEDS)
417 u8 at91_leds_cpu;
418 u8 at91_leds_timer;
419
420 void __init at91_init_leds(u8 cpu_led, u8 timer_led)
421 {
422         at91_leds_cpu   = cpu_led;
423         at91_leds_timer = timer_led;
424 }
425
426 #else
427 void __init at91_init_leds(u8 cpu_led, u8 timer_led) {}
428 #endif
429
430
431 /* -------------------------------------------------------------------- */