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fc80a5e3 JB |
1 | /* |
2 | * Author: MontaVista Software, Inc. | |
3 | * <source@mvista.com> | |
4 | * | |
5 | * Based on the OMAP devices.c | |
6 | * | |
7 | * 2005 (c) MontaVista Software, Inc. This file is licensed under the | |
8 | * terms of the GNU General Public License version 2. This program is | |
9 | * licensed "as is" without any warranty of any kind, whether express | |
10 | * or implied. | |
11 | * | |
12 | * Copyright 2006-2007 Freescale Semiconductor, Inc. All Rights Reserved. | |
13 | * Copyright 2008 Juergen Beisert, kernel@pengutronix.de | |
14 | * | |
15 | * This program is free software; you can redistribute it and/or | |
16 | * modify it under the terms of the GNU General Public License | |
17 | * as published by the Free Software Foundation; either version 2 | |
18 | * of the License, or (at your option) any later version. | |
19 | * This program is distributed in the hope that it will be useful, | |
20 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
22 | * GNU General Public License for more details. | |
23 | * | |
24 | * You should have received a copy of the GNU General Public License | |
25 | * along with this program; if not, write to the Free Software | |
26 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, | |
27 | * MA 02110-1301, USA. | |
28 | */ | |
29 | #include <linux/module.h> | |
30 | #include <linux/kernel.h> | |
31 | #include <linux/init.h> | |
32 | #include <linux/platform_device.h> | |
33 | #include <linux/gpio.h> | |
34 | ||
80b02c17 | 35 | #include <mach/irqs.h> |
a09e64fb | 36 | #include <mach/hardware.h> |
058b7a6f | 37 | #include <mach/common.h> |
1a02be0e | 38 | #include <mach/mmc.h> |
058b7a6f HS |
39 | |
40 | #include "devices.h" | |
fc80a5e3 | 41 | |
fc80a5e3 JB |
42 | /* |
43 | * General Purpose Timer | |
44 | * - i.MX1: 2 timer (slighly different register handling) | |
45 | * - i.MX21: 3 timer | |
46 | * - i.MX27: 6 timer | |
47 | */ | |
48 | ||
49 | /* We use gpt0 as system timer, so do not add a device for this one */ | |
50 | ||
51 | static struct resource timer1_resources[] = { | |
52 | [0] = { | |
53 | .start = GPT2_BASE_ADDR, | |
54 | .end = GPT2_BASE_ADDR + 0x17, | |
55 | .flags = IORESOURCE_MEM | |
56 | }, | |
57 | [1] = { | |
58 | .start = MXC_INT_GPT2, | |
59 | .end = MXC_INT_GPT2, | |
60 | .flags = IORESOURCE_IRQ, | |
61 | } | |
62 | }; | |
63 | ||
64 | struct platform_device mxc_gpt1 = { | |
65 | .name = "imx_gpt", | |
66 | .id = 1, | |
67 | .num_resources = ARRAY_SIZE(timer1_resources), | |
68 | .resource = timer1_resources | |
69 | }; | |
70 | ||
71 | static struct resource timer2_resources[] = { | |
72 | [0] = { | |
73 | .start = GPT3_BASE_ADDR, | |
74 | .end = GPT3_BASE_ADDR + 0x17, | |
75 | .flags = IORESOURCE_MEM | |
76 | }, | |
77 | [1] = { | |
78 | .start = MXC_INT_GPT3, | |
79 | .end = MXC_INT_GPT3, | |
80 | .flags = IORESOURCE_IRQ, | |
81 | } | |
82 | }; | |
83 | ||
84 | struct platform_device mxc_gpt2 = { | |
85 | .name = "imx_gpt", | |
86 | .id = 2, | |
87 | .num_resources = ARRAY_SIZE(timer2_resources), | |
88 | .resource = timer2_resources | |
89 | }; | |
90 | ||
91 | #ifdef CONFIG_MACH_MX27 | |
92 | static struct resource timer3_resources[] = { | |
93 | [0] = { | |
94 | .start = GPT4_BASE_ADDR, | |
95 | .end = GPT4_BASE_ADDR + 0x17, | |
96 | .flags = IORESOURCE_MEM | |
97 | }, | |
98 | [1] = { | |
99 | .start = MXC_INT_GPT4, | |
100 | .end = MXC_INT_GPT4, | |
101 | .flags = IORESOURCE_IRQ, | |
102 | } | |
103 | }; | |
104 | ||
105 | struct platform_device mxc_gpt3 = { | |
106 | .name = "imx_gpt", | |
107 | .id = 3, | |
108 | .num_resources = ARRAY_SIZE(timer3_resources), | |
109 | .resource = timer3_resources | |
110 | }; | |
111 | ||
112 | static struct resource timer4_resources[] = { | |
113 | [0] = { | |
114 | .start = GPT5_BASE_ADDR, | |
115 | .end = GPT5_BASE_ADDR + 0x17, | |
116 | .flags = IORESOURCE_MEM | |
117 | }, | |
118 | [1] = { | |
119 | .start = MXC_INT_GPT5, | |
120 | .end = MXC_INT_GPT5, | |
121 | .flags = IORESOURCE_IRQ, | |
122 | } | |
123 | }; | |
124 | ||
125 | struct platform_device mxc_gpt4 = { | |
126 | .name = "imx_gpt", | |
127 | .id = 4, | |
128 | .num_resources = ARRAY_SIZE(timer4_resources), | |
129 | .resource = timer4_resources | |
130 | }; | |
131 | ||
132 | static struct resource timer5_resources[] = { | |
133 | [0] = { | |
134 | .start = GPT6_BASE_ADDR, | |
135 | .end = GPT6_BASE_ADDR + 0x17, | |
136 | .flags = IORESOURCE_MEM | |
137 | }, | |
138 | [1] = { | |
139 | .start = MXC_INT_GPT6, | |
140 | .end = MXC_INT_GPT6, | |
141 | .flags = IORESOURCE_IRQ, | |
142 | } | |
143 | }; | |
144 | ||
145 | struct platform_device mxc_gpt5 = { | |
146 | .name = "imx_gpt", | |
147 | .id = 5, | |
148 | .num_resources = ARRAY_SIZE(timer5_resources), | |
149 | .resource = timer5_resources | |
150 | }; | |
151 | #endif | |
152 | ||
153 | /* | |
154 | * Watchdog: | |
155 | * - i.MX1 | |
156 | * - i.MX21 | |
157 | * - i.MX27 | |
158 | */ | |
159 | static struct resource mxc_wdt_resources[] = { | |
160 | { | |
161 | .start = WDOG_BASE_ADDR, | |
162 | .end = WDOG_BASE_ADDR + 0x30, | |
163 | .flags = IORESOURCE_MEM, | |
164 | }, | |
165 | }; | |
166 | ||
167 | struct platform_device mxc_wdt = { | |
168 | .name = "mxc_wdt", | |
169 | .id = 0, | |
170 | .num_resources = ARRAY_SIZE(mxc_wdt_resources), | |
171 | .resource = mxc_wdt_resources, | |
172 | }; | |
173 | ||
3d89baa7 SH |
174 | static struct resource mxc_w1_master_resources[] = { |
175 | { | |
176 | .start = OWIRE_BASE_ADDR, | |
177 | .end = OWIRE_BASE_ADDR + SZ_4K - 1, | |
178 | .flags = IORESOURCE_MEM, | |
179 | }, | |
180 | }; | |
181 | ||
182 | struct platform_device mxc_w1_master_device = { | |
183 | .name = "mxc_w1", | |
184 | .id = 0, | |
185 | .num_resources = ARRAY_SIZE(mxc_w1_master_resources), | |
186 | .resource = mxc_w1_master_resources, | |
187 | }; | |
188 | ||
02870978 SH |
189 | static struct resource mxc_nand_resources[] = { |
190 | { | |
191 | .start = NFC_BASE_ADDR, | |
192 | .end = NFC_BASE_ADDR + 0xfff, | |
193 | .flags = IORESOURCE_MEM | |
194 | }, { | |
195 | .start = MXC_INT_NANDFC, | |
196 | .end = MXC_INT_NANDFC, | |
197 | .flags = IORESOURCE_IRQ | |
198 | }, | |
199 | }; | |
200 | ||
201 | struct platform_device mxc_nand_device = { | |
202 | .name = "mxc_nand", | |
203 | .id = 0, | |
204 | .num_resources = ARRAY_SIZE(mxc_nand_resources), | |
205 | .resource = mxc_nand_resources, | |
206 | }; | |
207 | ||
e4813551 HS |
208 | /* |
209 | * lcdc: | |
210 | * - i.MX1: the basic controller | |
211 | * - i.MX21: to be checked | |
212 | * - i.MX27: like i.MX1, with slightly variations | |
213 | */ | |
214 | static struct resource mxc_fb[] = { | |
215 | { | |
216 | .start = LCDC_BASE_ADDR, | |
217 | .end = LCDC_BASE_ADDR + 0xFFF, | |
218 | .flags = IORESOURCE_MEM, | |
219 | }, | |
220 | { | |
221 | .start = MXC_INT_LCDC, | |
222 | .end = MXC_INT_LCDC, | |
223 | .flags = IORESOURCE_IRQ, | |
224 | } | |
225 | }; | |
226 | ||
227 | /* mxc lcd driver */ | |
228 | struct platform_device mxc_fb_device = { | |
229 | .name = "imx-fb", | |
230 | .id = 0, | |
231 | .num_resources = ARRAY_SIZE(mxc_fb), | |
232 | .resource = mxc_fb, | |
233 | .dev = { | |
234 | .coherent_dma_mask = 0xFFFFFFFF, | |
235 | }, | |
236 | }; | |
237 | ||
879fea1b SH |
238 | #ifdef CONFIG_MACH_MX27 |
239 | static struct resource mxc_fec_resources[] = { | |
240 | { | |
241 | .start = FEC_BASE_ADDR, | |
242 | .end = FEC_BASE_ADDR + 0xfff, | |
243 | .flags = IORESOURCE_MEM | |
244 | }, { | |
245 | .start = MXC_INT_FEC, | |
246 | .end = MXC_INT_FEC, | |
247 | .flags = IORESOURCE_IRQ | |
248 | }, | |
249 | }; | |
250 | ||
251 | struct platform_device mxc_fec_device = { | |
252 | .name = "fec", | |
253 | .id = 0, | |
254 | .num_resources = ARRAY_SIZE(mxc_fec_resources), | |
255 | .resource = mxc_fec_resources, | |
256 | }; | |
e4813551 HS |
257 | #endif |
258 | ||
c5d4dbff SH |
259 | static struct resource mxc_i2c_1_resources[] = { |
260 | [0] = { | |
261 | .start = I2C_BASE_ADDR, | |
262 | .end = I2C_BASE_ADDR + 0x0fff, | |
263 | .flags = IORESOURCE_MEM | |
264 | }, | |
265 | [1] = { | |
266 | .start = MXC_INT_I2C, | |
267 | .end = MXC_INT_I2C, | |
268 | .flags = IORESOURCE_IRQ | |
269 | } | |
270 | }; | |
271 | ||
272 | struct platform_device mxc_i2c_device0 = { | |
273 | .name = "imx-i2c", | |
274 | .id = 0, | |
275 | .num_resources = ARRAY_SIZE(mxc_i2c_1_resources), | |
276 | .resource = mxc_i2c_1_resources | |
277 | }; | |
278 | ||
279 | #ifdef CONFIG_MACH_MX27 | |
280 | static struct resource mxc_i2c_2_resources[] = { | |
281 | [0] = { | |
282 | .start = I2C2_BASE_ADDR, | |
283 | .end = I2C2_BASE_ADDR + 0x0fff, | |
284 | .flags = IORESOURCE_MEM | |
285 | }, | |
286 | [1] = { | |
287 | .start = MXC_INT_I2C2, | |
288 | .end = MXC_INT_I2C2, | |
289 | .flags = IORESOURCE_IRQ | |
290 | } | |
291 | }; | |
292 | ||
293 | struct platform_device mxc_i2c_device1 = { | |
294 | .name = "imx-i2c", | |
295 | .id = 1, | |
296 | .num_resources = ARRAY_SIZE(mxc_i2c_2_resources), | |
297 | .resource = mxc_i2c_2_resources | |
298 | }; | |
299 | #endif | |
300 | ||
824b16e6 SH |
301 | static struct resource mxc_pwm_resources[] = { |
302 | [0] = { | |
303 | .start = PWM_BASE_ADDR, | |
304 | .end = PWM_BASE_ADDR + 0x0fff, | |
305 | .flags = IORESOURCE_MEM | |
306 | }, | |
307 | [1] = { | |
308 | .start = MXC_INT_PWM, | |
309 | .end = MXC_INT_PWM, | |
310 | .flags = IORESOURCE_IRQ, | |
311 | } | |
312 | }; | |
313 | ||
314 | struct platform_device mxc_pwm_device = { | |
315 | .name = "mxc_pwm", | |
316 | .id = 0, | |
317 | .num_resources = ARRAY_SIZE(mxc_pwm_resources), | |
318 | .resource = mxc_pwm_resources | |
319 | }; | |
320 | ||
1a02be0e SH |
321 | /* |
322 | * Resource definition for the MXC SDHC | |
323 | */ | |
324 | static struct resource mxc_sdhc1_resources[] = { | |
325 | [0] = { | |
326 | .start = SDHC1_BASE_ADDR, | |
327 | .end = SDHC1_BASE_ADDR + SZ_4K - 1, | |
328 | .flags = IORESOURCE_MEM, | |
329 | }, | |
330 | [1] = { | |
331 | .start = MXC_INT_SDHC1, | |
332 | .end = MXC_INT_SDHC1, | |
333 | .flags = IORESOURCE_IRQ, | |
334 | }, | |
335 | [2] = { | |
336 | .start = DMA_REQ_SDHC1, | |
337 | .end = DMA_REQ_SDHC1, | |
338 | .flags = IORESOURCE_DMA | |
339 | }, | |
340 | }; | |
341 | ||
342 | static u64 mxc_sdhc1_dmamask = 0xffffffffUL; | |
343 | ||
344 | struct platform_device mxc_sdhc_device0 = { | |
345 | .name = "mxc-mmc", | |
346 | .id = 0, | |
347 | .dev = { | |
348 | .dma_mask = &mxc_sdhc1_dmamask, | |
349 | .coherent_dma_mask = 0xffffffff, | |
350 | }, | |
351 | .num_resources = ARRAY_SIZE(mxc_sdhc1_resources), | |
352 | .resource = mxc_sdhc1_resources, | |
353 | }; | |
354 | ||
355 | static struct resource mxc_sdhc2_resources[] = { | |
356 | [0] = { | |
357 | .start = SDHC2_BASE_ADDR, | |
358 | .end = SDHC2_BASE_ADDR + SZ_4K - 1, | |
359 | .flags = IORESOURCE_MEM, | |
360 | }, | |
361 | [1] = { | |
362 | .start = MXC_INT_SDHC2, | |
363 | .end = MXC_INT_SDHC2, | |
364 | .flags = IORESOURCE_IRQ, | |
365 | }, | |
366 | [2] = { | |
367 | .start = DMA_REQ_SDHC2, | |
368 | .end = DMA_REQ_SDHC2, | |
369 | .flags = IORESOURCE_DMA | |
370 | }, | |
371 | }; | |
372 | ||
373 | static u64 mxc_sdhc2_dmamask = 0xffffffffUL; | |
374 | ||
375 | struct platform_device mxc_sdhc_device1 = { | |
376 | .name = "mxc-mmc", | |
377 | .id = 1, | |
378 | .dev = { | |
379 | .dma_mask = &mxc_sdhc2_dmamask, | |
380 | .coherent_dma_mask = 0xffffffff, | |
381 | }, | |
382 | .num_resources = ARRAY_SIZE(mxc_sdhc2_resources), | |
383 | .resource = mxc_sdhc2_resources, | |
384 | }; | |
385 | ||
fc80a5e3 JB |
386 | /* GPIO port description */ |
387 | static struct mxc_gpio_port imx_gpio_ports[] = { | |
388 | [0] = { | |
389 | .chip.label = "gpio-0", | |
390 | .irq = MXC_INT_GPIO, | |
058b7a6f | 391 | .base = IO_ADDRESS(GPIO_BASE_ADDR), |
9d631b83 | 392 | .virtual_irq_start = MXC_GPIO_IRQ_START, |
fc80a5e3 JB |
393 | }, |
394 | [1] = { | |
395 | .chip.label = "gpio-1", | |
058b7a6f | 396 | .base = IO_ADDRESS(GPIO_BASE_ADDR + 0x100), |
9d631b83 | 397 | .virtual_irq_start = MXC_GPIO_IRQ_START + 32, |
fc80a5e3 JB |
398 | }, |
399 | [2] = { | |
400 | .chip.label = "gpio-2", | |
058b7a6f | 401 | .base = IO_ADDRESS(GPIO_BASE_ADDR + 0x200), |
9d631b83 | 402 | .virtual_irq_start = MXC_GPIO_IRQ_START + 64, |
fc80a5e3 JB |
403 | }, |
404 | [3] = { | |
405 | .chip.label = "gpio-3", | |
058b7a6f | 406 | .base = IO_ADDRESS(GPIO_BASE_ADDR + 0x300), |
9d631b83 | 407 | .virtual_irq_start = MXC_GPIO_IRQ_START + 96, |
fc80a5e3 JB |
408 | }, |
409 | [4] = { | |
410 | .chip.label = "gpio-4", | |
058b7a6f | 411 | .base = IO_ADDRESS(GPIO_BASE_ADDR + 0x400), |
9d631b83 | 412 | .virtual_irq_start = MXC_GPIO_IRQ_START + 128, |
fc80a5e3 JB |
413 | }, |
414 | [5] = { | |
415 | .chip.label = "gpio-5", | |
058b7a6f | 416 | .base = IO_ADDRESS(GPIO_BASE_ADDR + 0x500), |
9d631b83 | 417 | .virtual_irq_start = MXC_GPIO_IRQ_START + 160, |
fc80a5e3 JB |
418 | } |
419 | }; | |
420 | ||
421 | int __init mxc_register_gpios(void) | |
422 | { | |
423 | return mxc_gpio_init(imx_gpio_ports, ARRAY_SIZE(imx_gpio_ports)); | |
424 | } |