Commit | Line | Data |
---|---|---|
8edbede9 RR |
1 | /* |
2 | * timberdale.c timberdale FPGA MFD driver | |
3 | * Copyright (c) 2009 Intel Corporation | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License version 2 as | |
7 | * published by the Free Software Foundation. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | * GNU General Public License for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License | |
15 | * along with this program; if not, write to the Free Software | |
16 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
17 | */ | |
18 | ||
19 | /* Supports: | |
20 | * Timberdale FPGA | |
21 | */ | |
22 | ||
23 | #include <linux/kernel.h> | |
24 | #include <linux/module.h> | |
25 | #include <linux/pci.h> | |
26 | #include <linux/msi.h> | |
27 | #include <linux/mfd/core.h> | |
5a0e3ad6 | 28 | #include <linux/slab.h> |
8edbede9 RR |
29 | |
30 | #include <linux/timb_gpio.h> | |
31 | ||
32 | #include <linux/i2c.h> | |
33 | #include <linux/i2c-ocores.h> | |
d84027bc | 34 | #include <linux/i2c-xiic.h> |
8edbede9 RR |
35 | #include <linux/i2c/tsc2007.h> |
36 | ||
37 | #include <linux/spi/spi.h> | |
38 | #include <linux/spi/xilinx_spi.h> | |
39 | #include <linux/spi/max7301.h> | |
40 | #include <linux/spi/mc33880.h> | |
41 | ||
071193ff | 42 | #include <media/timb_radio.h> |
c091575c | 43 | #include <media/timb_video.h> |
071193ff | 44 | |
dc64f30f RR |
45 | #include <linux/timb_dma.h> |
46 | ||
6901ffd9 RR |
47 | #include <linux/ks8842.h> |
48 | ||
8edbede9 RR |
49 | #include "timberdale.h" |
50 | ||
51 | #define DRIVER_NAME "timberdale" | |
52 | ||
53 | struct timberdale_device { | |
54 | resource_size_t ctl_mapbase; | |
55 | unsigned char __iomem *ctl_membase; | |
56 | struct { | |
57 | u32 major; | |
58 | u32 minor; | |
59 | u32 config; | |
60 | } fw; | |
61 | }; | |
62 | ||
63 | /*--------------------------------------------------------------------------*/ | |
64 | ||
65 | static struct tsc2007_platform_data timberdale_tsc2007_platform_data = { | |
66 | .model = 2003, | |
67 | .x_plate_ohms = 100 | |
68 | }; | |
69 | ||
70 | static struct i2c_board_info timberdale_i2c_board_info[] = { | |
71 | { | |
72 | I2C_BOARD_INFO("tsc2007", 0x48), | |
73 | .platform_data = &timberdale_tsc2007_platform_data, | |
74 | .irq = IRQ_TIMBERDALE_TSC_INT | |
75 | }, | |
76 | }; | |
77 | ||
d84027bc RR |
78 | static __devinitdata struct xiic_i2c_platform_data |
79 | timberdale_xiic_platform_data = { | |
80 | .devices = timberdale_i2c_board_info, | |
81 | .num_devices = ARRAY_SIZE(timberdale_i2c_board_info) | |
82 | }; | |
83 | ||
8edbede9 RR |
84 | static __devinitdata struct ocores_i2c_platform_data |
85 | timberdale_ocores_platform_data = { | |
86 | .regstep = 4, | |
87 | .clock_khz = 62500, | |
88 | .devices = timberdale_i2c_board_info, | |
89 | .num_devices = ARRAY_SIZE(timberdale_i2c_board_info) | |
90 | }; | |
91 | ||
ae9f52f0 | 92 | static const __devinitconst struct resource timberdale_xiic_resources[] = { |
d84027bc RR |
93 | { |
94 | .start = XIICOFFSET, | |
95 | .end = XIICEND, | |
96 | .flags = IORESOURCE_MEM, | |
97 | }, | |
98 | { | |
99 | .start = IRQ_TIMBERDALE_I2C, | |
100 | .end = IRQ_TIMBERDALE_I2C, | |
101 | .flags = IORESOURCE_IRQ, | |
102 | }, | |
103 | }; | |
104 | ||
ae9f52f0 | 105 | static const __devinitconst struct resource timberdale_ocores_resources[] = { |
8edbede9 RR |
106 | { |
107 | .start = OCORESOFFSET, | |
108 | .end = OCORESEND, | |
109 | .flags = IORESOURCE_MEM, | |
110 | }, | |
111 | { | |
112 | .start = IRQ_TIMBERDALE_I2C, | |
113 | .end = IRQ_TIMBERDALE_I2C, | |
114 | .flags = IORESOURCE_IRQ, | |
115 | }, | |
116 | }; | |
117 | ||
118 | const struct max7301_platform_data timberdale_max7301_platform_data = { | |
119 | .base = 200 | |
120 | }; | |
121 | ||
122 | const struct mc33880_platform_data timberdale_mc33880_platform_data = { | |
123 | .base = 100 | |
124 | }; | |
125 | ||
126 | static struct spi_board_info timberdale_spi_16bit_board_info[] = { | |
127 | { | |
128 | .modalias = "max7301", | |
129 | .max_speed_hz = 26000, | |
130 | .chip_select = 2, | |
131 | .mode = SPI_MODE_0, | |
132 | .platform_data = &timberdale_max7301_platform_data | |
133 | }, | |
134 | }; | |
135 | ||
136 | static struct spi_board_info timberdale_spi_8bit_board_info[] = { | |
137 | { | |
138 | .modalias = "mc33880", | |
139 | .max_speed_hz = 4000, | |
140 | .chip_select = 1, | |
141 | .mode = SPI_MODE_1, | |
142 | .platform_data = &timberdale_mc33880_platform_data | |
143 | }, | |
144 | }; | |
145 | ||
146 | static __devinitdata struct xspi_platform_data timberdale_xspi_platform_data = { | |
147 | .num_chipselect = 3, | |
148 | .little_endian = true, | |
149 | /* bits per word and devices will be filled in runtime depending | |
150 | * on the HW config | |
151 | */ | |
152 | }; | |
153 | ||
ae9f52f0 | 154 | static const __devinitconst struct resource timberdale_spi_resources[] = { |
8edbede9 RR |
155 | { |
156 | .start = SPIOFFSET, | |
157 | .end = SPIEND, | |
158 | .flags = IORESOURCE_MEM, | |
159 | }, | |
160 | { | |
161 | .start = IRQ_TIMBERDALE_SPI, | |
162 | .end = IRQ_TIMBERDALE_SPI, | |
163 | .flags = IORESOURCE_IRQ, | |
164 | }, | |
165 | }; | |
166 | ||
6901ffd9 RR |
167 | static __devinitdata struct ks8842_platform_data |
168 | timberdale_ks8842_platform_data = { | |
169 | .rx_dma_channel = DMA_ETH_RX, | |
170 | .tx_dma_channel = DMA_ETH_TX | |
171 | }; | |
172 | ||
ae9f52f0 | 173 | static const __devinitconst struct resource timberdale_eth_resources[] = { |
8edbede9 RR |
174 | { |
175 | .start = ETHOFFSET, | |
176 | .end = ETHEND, | |
177 | .flags = IORESOURCE_MEM, | |
178 | }, | |
179 | { | |
180 | .start = IRQ_TIMBERDALE_ETHSW_IF, | |
181 | .end = IRQ_TIMBERDALE_ETHSW_IF, | |
182 | .flags = IORESOURCE_IRQ, | |
183 | }, | |
184 | }; | |
185 | ||
186 | static __devinitdata struct timbgpio_platform_data | |
187 | timberdale_gpio_platform_data = { | |
188 | .gpio_base = 0, | |
189 | .nr_pins = GPIO_NR_PINS, | |
190 | .irq_base = 200, | |
191 | }; | |
192 | ||
ae9f52f0 | 193 | static const __devinitconst struct resource timberdale_gpio_resources[] = { |
8edbede9 RR |
194 | { |
195 | .start = GPIOOFFSET, | |
196 | .end = GPIOEND, | |
197 | .flags = IORESOURCE_MEM, | |
198 | }, | |
199 | { | |
200 | .start = IRQ_TIMBERDALE_GPIO, | |
201 | .end = IRQ_TIMBERDALE_GPIO, | |
202 | .flags = IORESOURCE_IRQ, | |
203 | }, | |
204 | }; | |
205 | ||
ae9f52f0 | 206 | static const __devinitconst struct resource timberdale_mlogicore_resources[] = { |
8edbede9 RR |
207 | { |
208 | .start = MLCOREOFFSET, | |
209 | .end = MLCOREEND, | |
210 | .flags = IORESOURCE_MEM, | |
211 | }, | |
212 | { | |
213 | .start = IRQ_TIMBERDALE_MLCORE, | |
214 | .end = IRQ_TIMBERDALE_MLCORE, | |
215 | .flags = IORESOURCE_IRQ, | |
216 | }, | |
217 | { | |
218 | .start = IRQ_TIMBERDALE_MLCORE_BUF, | |
219 | .end = IRQ_TIMBERDALE_MLCORE_BUF, | |
220 | .flags = IORESOURCE_IRQ, | |
221 | }, | |
222 | }; | |
223 | ||
ae9f52f0 | 224 | static const __devinitconst struct resource timberdale_uart_resources[] = { |
8edbede9 RR |
225 | { |
226 | .start = UARTOFFSET, | |
227 | .end = UARTEND, | |
228 | .flags = IORESOURCE_MEM, | |
229 | }, | |
230 | { | |
231 | .start = IRQ_TIMBERDALE_UART, | |
232 | .end = IRQ_TIMBERDALE_UART, | |
233 | .flags = IORESOURCE_IRQ, | |
234 | }, | |
235 | }; | |
236 | ||
ae9f52f0 | 237 | static const __devinitconst struct resource timberdale_uartlite_resources[] = { |
8edbede9 RR |
238 | { |
239 | .start = UARTLITEOFFSET, | |
240 | .end = UARTLITEEND, | |
241 | .flags = IORESOURCE_MEM, | |
242 | }, | |
243 | { | |
244 | .start = IRQ_TIMBERDALE_UARTLITE, | |
245 | .end = IRQ_TIMBERDALE_UARTLITE, | |
246 | .flags = IORESOURCE_IRQ, | |
247 | }, | |
248 | }; | |
249 | ||
c091575c RR |
250 | static __devinitdata struct i2c_board_info timberdale_adv7180_i2c_board_info = { |
251 | /* Requires jumper JP9 to be off */ | |
252 | I2C_BOARD_INFO("adv7180", 0x42 >> 1), | |
253 | .irq = IRQ_TIMBERDALE_ADV7180 | |
254 | }; | |
255 | ||
256 | static __devinitdata struct timb_video_platform_data | |
257 | timberdale_video_platform_data = { | |
258 | .dma_channel = DMA_VIDEO_RX, | |
259 | .i2c_adapter = 0, | |
260 | .encoder = { | |
261 | .info = &timberdale_adv7180_i2c_board_info | |
262 | } | |
263 | }; | |
264 | ||
265 | static const __devinitconst struct resource | |
266 | timberdale_radio_resources[] = { | |
071193ff RR |
267 | { |
268 | .start = RDSOFFSET, | |
269 | .end = RDSEND, | |
270 | .flags = IORESOURCE_MEM, | |
271 | }, | |
272 | { | |
273 | .start = IRQ_TIMBERDALE_RDS, | |
274 | .end = IRQ_TIMBERDALE_RDS, | |
275 | .flags = IORESOURCE_IRQ, | |
276 | }, | |
277 | }; | |
278 | ||
279 | static __devinitdata struct i2c_board_info timberdale_tef6868_i2c_board_info = { | |
280 | I2C_BOARD_INFO("tef6862", 0x60) | |
281 | }; | |
282 | ||
283 | static __devinitdata struct i2c_board_info timberdale_saa7706_i2c_board_info = { | |
284 | I2C_BOARD_INFO("saa7706h", 0x1C) | |
285 | }; | |
286 | ||
287 | static __devinitdata struct timb_radio_platform_data | |
288 | timberdale_radio_platform_data = { | |
289 | .i2c_adapter = 0, | |
290 | .tuner = { | |
071193ff RR |
291 | .info = &timberdale_tef6868_i2c_board_info |
292 | }, | |
293 | .dsp = { | |
071193ff RR |
294 | .info = &timberdale_saa7706_i2c_board_info |
295 | } | |
296 | }; | |
297 | ||
c091575c RR |
298 | static const __devinitconst struct resource timberdale_video_resources[] = { |
299 | { | |
300 | .start = LOGIWOFFSET, | |
301 | .end = LOGIWEND, | |
302 | .flags = IORESOURCE_MEM, | |
303 | }, | |
304 | /* | |
305 | note that the "frame buffer" is located in DMA area | |
306 | starting at 0x1200000 | |
307 | */ | |
308 | }; | |
309 | ||
dc64f30f RR |
310 | static __devinitdata struct timb_dma_platform_data timb_dma_platform_data = { |
311 | .nr_channels = 10, | |
312 | .channels = { | |
313 | { | |
314 | /* UART RX */ | |
315 | .rx = true, | |
316 | .descriptors = 2, | |
317 | .descriptor_elements = 1 | |
318 | }, | |
319 | { | |
320 | /* UART TX */ | |
321 | .rx = false, | |
322 | .descriptors = 2, | |
323 | .descriptor_elements = 1 | |
324 | }, | |
325 | { | |
326 | /* MLB RX */ | |
327 | .rx = true, | |
328 | .descriptors = 2, | |
329 | .descriptor_elements = 1 | |
330 | }, | |
331 | { | |
332 | /* MLB TX */ | |
333 | .rx = false, | |
334 | .descriptors = 2, | |
335 | .descriptor_elements = 1 | |
336 | }, | |
337 | { | |
338 | /* Video RX */ | |
339 | .rx = true, | |
340 | .bytes_per_line = 1440, | |
341 | .descriptors = 2, | |
342 | .descriptor_elements = 16 | |
343 | }, | |
344 | { | |
345 | /* Video framedrop */ | |
346 | }, | |
347 | { | |
348 | /* SDHCI RX */ | |
349 | .rx = true, | |
350 | }, | |
351 | { | |
352 | /* SDHCI TX */ | |
353 | }, | |
354 | { | |
355 | /* ETH RX */ | |
356 | .rx = true, | |
357 | .descriptors = 2, | |
358 | .descriptor_elements = 1 | |
359 | }, | |
360 | { | |
361 | /* ETH TX */ | |
362 | .rx = false, | |
363 | .descriptors = 2, | |
364 | .descriptor_elements = 1 | |
365 | }, | |
366 | } | |
367 | }; | |
368 | ||
ae9f52f0 | 369 | static const __devinitconst struct resource timberdale_dma_resources[] = { |
8edbede9 RR |
370 | { |
371 | .start = DMAOFFSET, | |
372 | .end = DMAEND, | |
373 | .flags = IORESOURCE_MEM, | |
374 | }, | |
375 | { | |
376 | .start = IRQ_TIMBERDALE_DMA, | |
377 | .end = IRQ_TIMBERDALE_DMA, | |
378 | .flags = IORESOURCE_IRQ, | |
379 | }, | |
380 | }; | |
381 | ||
382 | static __devinitdata struct mfd_cell timberdale_cells_bar0_cfg0[] = { | |
dc64f30f RR |
383 | { |
384 | .name = "timb-dma", | |
385 | .num_resources = ARRAY_SIZE(timberdale_dma_resources), | |
386 | .resources = timberdale_dma_resources, | |
65e52359 | 387 | .mfd_data = &timb_dma_platform_data, |
dc64f30f | 388 | }, |
8edbede9 RR |
389 | { |
390 | .name = "timb-uart", | |
391 | .num_resources = ARRAY_SIZE(timberdale_uart_resources), | |
392 | .resources = timberdale_uart_resources, | |
393 | }, | |
d84027bc RR |
394 | { |
395 | .name = "xiic-i2c", | |
396 | .num_resources = ARRAY_SIZE(timberdale_xiic_resources), | |
397 | .resources = timberdale_xiic_resources, | |
65e52359 | 398 | .mfd_data = &timberdale_xiic_platform_data, |
d84027bc | 399 | }, |
8edbede9 RR |
400 | { |
401 | .name = "timb-gpio", | |
402 | .num_resources = ARRAY_SIZE(timberdale_gpio_resources), | |
403 | .resources = timberdale_gpio_resources, | |
65e52359 | 404 | .mfd_data = &timberdale_gpio_platform_data, |
8edbede9 | 405 | }, |
c091575c RR |
406 | { |
407 | .name = "timb-video", | |
408 | .num_resources = ARRAY_SIZE(timberdale_video_resources), | |
409 | .resources = timberdale_video_resources, | |
65e52359 | 410 | .mfd_data = &timberdale_video_platform_data, |
c091575c | 411 | }, |
071193ff RR |
412 | { |
413 | .name = "timb-radio", | |
414 | .num_resources = ARRAY_SIZE(timberdale_radio_resources), | |
415 | .resources = timberdale_radio_resources, | |
65e52359 | 416 | .mfd_data = &timberdale_radio_platform_data, |
071193ff | 417 | }, |
8edbede9 RR |
418 | { |
419 | .name = "xilinx_spi", | |
420 | .num_resources = ARRAY_SIZE(timberdale_spi_resources), | |
421 | .resources = timberdale_spi_resources, | |
65e52359 | 422 | .mfd_data = &timberdale_xspi_platform_data, |
8edbede9 RR |
423 | }, |
424 | { | |
425 | .name = "ks8842", | |
426 | .num_resources = ARRAY_SIZE(timberdale_eth_resources), | |
427 | .resources = timberdale_eth_resources, | |
65e52359 | 428 | .mfd_data = &timberdale_ks8842_platform_data, |
8edbede9 | 429 | }, |
dc64f30f RR |
430 | }; |
431 | ||
432 | static __devinitdata struct mfd_cell timberdale_cells_bar0_cfg1[] = { | |
8edbede9 RR |
433 | { |
434 | .name = "timb-dma", | |
435 | .num_resources = ARRAY_SIZE(timberdale_dma_resources), | |
436 | .resources = timberdale_dma_resources, | |
65e52359 | 437 | .mfd_data = &timb_dma_platform_data, |
8edbede9 | 438 | }, |
8edbede9 RR |
439 | { |
440 | .name = "timb-uart", | |
441 | .num_resources = ARRAY_SIZE(timberdale_uart_resources), | |
442 | .resources = timberdale_uart_resources, | |
443 | }, | |
444 | { | |
445 | .name = "uartlite", | |
446 | .num_resources = ARRAY_SIZE(timberdale_uartlite_resources), | |
447 | .resources = timberdale_uartlite_resources, | |
448 | }, | |
d84027bc RR |
449 | { |
450 | .name = "xiic-i2c", | |
451 | .num_resources = ARRAY_SIZE(timberdale_xiic_resources), | |
452 | .resources = timberdale_xiic_resources, | |
65e52359 | 453 | .mfd_data = &timberdale_xiic_platform_data, |
d84027bc | 454 | }, |
8edbede9 RR |
455 | { |
456 | .name = "timb-gpio", | |
457 | .num_resources = ARRAY_SIZE(timberdale_gpio_resources), | |
458 | .resources = timberdale_gpio_resources, | |
65e52359 | 459 | .mfd_data = &timberdale_gpio_platform_data, |
8edbede9 RR |
460 | }, |
461 | { | |
462 | .name = "timb-mlogicore", | |
463 | .num_resources = ARRAY_SIZE(timberdale_mlogicore_resources), | |
464 | .resources = timberdale_mlogicore_resources, | |
465 | }, | |
c091575c RR |
466 | { |
467 | .name = "timb-video", | |
468 | .num_resources = ARRAY_SIZE(timberdale_video_resources), | |
469 | .resources = timberdale_video_resources, | |
65e52359 | 470 | .mfd_data = &timberdale_video_platform_data, |
c091575c | 471 | }, |
071193ff RR |
472 | { |
473 | .name = "timb-radio", | |
474 | .num_resources = ARRAY_SIZE(timberdale_radio_resources), | |
475 | .resources = timberdale_radio_resources, | |
65e52359 | 476 | .mfd_data = &timberdale_radio_platform_data, |
071193ff | 477 | }, |
8edbede9 RR |
478 | { |
479 | .name = "xilinx_spi", | |
480 | .num_resources = ARRAY_SIZE(timberdale_spi_resources), | |
481 | .resources = timberdale_spi_resources, | |
65e52359 | 482 | .mfd_data = &timberdale_xspi_platform_data, |
8edbede9 RR |
483 | }, |
484 | { | |
485 | .name = "ks8842", | |
486 | .num_resources = ARRAY_SIZE(timberdale_eth_resources), | |
487 | .resources = timberdale_eth_resources, | |
65e52359 | 488 | .mfd_data = &timberdale_ks8842_platform_data, |
8edbede9 | 489 | }, |
dc64f30f RR |
490 | }; |
491 | ||
492 | static __devinitdata struct mfd_cell timberdale_cells_bar0_cfg2[] = { | |
8edbede9 RR |
493 | { |
494 | .name = "timb-dma", | |
495 | .num_resources = ARRAY_SIZE(timberdale_dma_resources), | |
496 | .resources = timberdale_dma_resources, | |
65e52359 | 497 | .mfd_data = &timb_dma_platform_data, |
8edbede9 | 498 | }, |
8edbede9 RR |
499 | { |
500 | .name = "timb-uart", | |
501 | .num_resources = ARRAY_SIZE(timberdale_uart_resources), | |
502 | .resources = timberdale_uart_resources, | |
503 | }, | |
d84027bc RR |
504 | { |
505 | .name = "xiic-i2c", | |
506 | .num_resources = ARRAY_SIZE(timberdale_xiic_resources), | |
507 | .resources = timberdale_xiic_resources, | |
65e52359 | 508 | .mfd_data = &timberdale_xiic_platform_data, |
d84027bc | 509 | }, |
8edbede9 RR |
510 | { |
511 | .name = "timb-gpio", | |
512 | .num_resources = ARRAY_SIZE(timberdale_gpio_resources), | |
513 | .resources = timberdale_gpio_resources, | |
65e52359 | 514 | .mfd_data = &timberdale_gpio_platform_data, |
8edbede9 | 515 | }, |
c091575c RR |
516 | { |
517 | .name = "timb-video", | |
518 | .num_resources = ARRAY_SIZE(timberdale_video_resources), | |
519 | .resources = timberdale_video_resources, | |
65e52359 | 520 | .mfd_data = &timberdale_video_platform_data, |
c091575c | 521 | }, |
071193ff RR |
522 | { |
523 | .name = "timb-radio", | |
524 | .num_resources = ARRAY_SIZE(timberdale_radio_resources), | |
525 | .resources = timberdale_radio_resources, | |
65e52359 | 526 | .mfd_data = &timberdale_radio_platform_data, |
071193ff | 527 | }, |
8edbede9 RR |
528 | { |
529 | .name = "xilinx_spi", | |
530 | .num_resources = ARRAY_SIZE(timberdale_spi_resources), | |
531 | .resources = timberdale_spi_resources, | |
65e52359 | 532 | .mfd_data = &timberdale_xspi_platform_data, |
8edbede9 | 533 | }, |
dc64f30f RR |
534 | }; |
535 | ||
536 | static __devinitdata struct mfd_cell timberdale_cells_bar0_cfg3[] = { | |
8edbede9 RR |
537 | { |
538 | .name = "timb-dma", | |
539 | .num_resources = ARRAY_SIZE(timberdale_dma_resources), | |
540 | .resources = timberdale_dma_resources, | |
65e52359 | 541 | .mfd_data = &timb_dma_platform_data, |
8edbede9 | 542 | }, |
8edbede9 RR |
543 | { |
544 | .name = "timb-uart", | |
545 | .num_resources = ARRAY_SIZE(timberdale_uart_resources), | |
546 | .resources = timberdale_uart_resources, | |
547 | }, | |
548 | { | |
549 | .name = "ocores-i2c", | |
550 | .num_resources = ARRAY_SIZE(timberdale_ocores_resources), | |
551 | .resources = timberdale_ocores_resources, | |
65e52359 | 552 | .mfd_data = &timberdale_ocores_platform_data, |
8edbede9 RR |
553 | }, |
554 | { | |
555 | .name = "timb-gpio", | |
556 | .num_resources = ARRAY_SIZE(timberdale_gpio_resources), | |
557 | .resources = timberdale_gpio_resources, | |
65e52359 | 558 | .mfd_data = &timberdale_gpio_platform_data, |
8edbede9 | 559 | }, |
c091575c RR |
560 | { |
561 | .name = "timb-video", | |
562 | .num_resources = ARRAY_SIZE(timberdale_video_resources), | |
563 | .resources = timberdale_video_resources, | |
65e52359 | 564 | .mfd_data = &timberdale_video_platform_data, |
c091575c | 565 | }, |
071193ff RR |
566 | { |
567 | .name = "timb-radio", | |
568 | .num_resources = ARRAY_SIZE(timberdale_radio_resources), | |
569 | .resources = timberdale_radio_resources, | |
65e52359 | 570 | .mfd_data = &timberdale_radio_platform_data, |
071193ff | 571 | }, |
8edbede9 RR |
572 | { |
573 | .name = "xilinx_spi", | |
574 | .num_resources = ARRAY_SIZE(timberdale_spi_resources), | |
575 | .resources = timberdale_spi_resources, | |
65e52359 | 576 | .mfd_data = &timberdale_xspi_platform_data, |
8edbede9 RR |
577 | }, |
578 | { | |
579 | .name = "ks8842", | |
580 | .num_resources = ARRAY_SIZE(timberdale_eth_resources), | |
581 | .resources = timberdale_eth_resources, | |
65e52359 | 582 | .mfd_data = &timberdale_ks8842_platform_data, |
8edbede9 | 583 | }, |
8edbede9 RR |
584 | }; |
585 | ||
586 | static const __devinitconst struct resource timberdale_sdhc_resources[] = { | |
587 | /* located in bar 1 and bar 2 */ | |
588 | { | |
589 | .start = SDHC0OFFSET, | |
590 | .end = SDHC0END, | |
591 | .flags = IORESOURCE_MEM, | |
592 | }, | |
593 | { | |
594 | .start = IRQ_TIMBERDALE_SDHC, | |
595 | .end = IRQ_TIMBERDALE_SDHC, | |
596 | .flags = IORESOURCE_IRQ, | |
597 | }, | |
598 | }; | |
599 | ||
600 | static __devinitdata struct mfd_cell timberdale_cells_bar1[] = { | |
601 | { | |
602 | .name = "sdhci", | |
603 | .num_resources = ARRAY_SIZE(timberdale_sdhc_resources), | |
604 | .resources = timberdale_sdhc_resources, | |
605 | }, | |
606 | }; | |
607 | ||
608 | static __devinitdata struct mfd_cell timberdale_cells_bar2[] = { | |
609 | { | |
610 | .name = "sdhci", | |
611 | .num_resources = ARRAY_SIZE(timberdale_sdhc_resources), | |
612 | .resources = timberdale_sdhc_resources, | |
613 | }, | |
614 | }; | |
615 | ||
616 | static ssize_t show_fw_ver(struct device *dev, struct device_attribute *attr, | |
617 | char *buf) | |
618 | { | |
619 | struct pci_dev *pdev = to_pci_dev(dev); | |
620 | struct timberdale_device *priv = pci_get_drvdata(pdev); | |
621 | ||
622 | return sprintf(buf, "%d.%d.%d\n", priv->fw.major, priv->fw.minor, | |
623 | priv->fw.config); | |
624 | } | |
625 | ||
626 | static DEVICE_ATTR(fw_ver, S_IRUGO, show_fw_ver, NULL); | |
627 | ||
628 | /*--------------------------------------------------------------------------*/ | |
629 | ||
630 | static int __devinit timb_probe(struct pci_dev *dev, | |
631 | const struct pci_device_id *id) | |
632 | { | |
633 | struct timberdale_device *priv; | |
634 | int err, i; | |
635 | resource_size_t mapbase; | |
636 | struct msix_entry *msix_entries = NULL; | |
637 | u8 ip_setup; | |
638 | ||
639 | priv = kzalloc(sizeof(*priv), GFP_KERNEL); | |
640 | if (!priv) | |
641 | return -ENOMEM; | |
642 | ||
643 | pci_set_drvdata(dev, priv); | |
644 | ||
645 | err = pci_enable_device(dev); | |
646 | if (err) | |
647 | goto err_enable; | |
648 | ||
649 | mapbase = pci_resource_start(dev, 0); | |
650 | if (!mapbase) { | |
651 | dev_err(&dev->dev, "No resource\n"); | |
652 | goto err_start; | |
653 | } | |
654 | ||
655 | /* create a resource for the PCI master register */ | |
656 | priv->ctl_mapbase = mapbase + CHIPCTLOFFSET; | |
657 | if (!request_mem_region(priv->ctl_mapbase, CHIPCTLSIZE, "timb-ctl")) { | |
658 | dev_err(&dev->dev, "Failed to request ctl mem\n"); | |
659 | goto err_request; | |
660 | } | |
661 | ||
662 | priv->ctl_membase = ioremap(priv->ctl_mapbase, CHIPCTLSIZE); | |
663 | if (!priv->ctl_membase) { | |
664 | dev_err(&dev->dev, "ioremap failed for ctl mem\n"); | |
665 | goto err_ioremap; | |
666 | } | |
667 | ||
668 | /* read the HW config */ | |
669 | priv->fw.major = ioread32(priv->ctl_membase + TIMB_REV_MAJOR); | |
670 | priv->fw.minor = ioread32(priv->ctl_membase + TIMB_REV_MINOR); | |
671 | priv->fw.config = ioread32(priv->ctl_membase + TIMB_HW_CONFIG); | |
672 | ||
673 | if (priv->fw.major > TIMB_SUPPORTED_MAJOR) { | |
674 | dev_err(&dev->dev, "The driver supports an older " | |
675 | "version of the FPGA, please update the driver to " | |
676 | "support %d.%d\n", priv->fw.major, priv->fw.minor); | |
677 | goto err_ioremap; | |
678 | } | |
679 | if (priv->fw.major < TIMB_SUPPORTED_MAJOR || | |
680 | priv->fw.minor < TIMB_REQUIRED_MINOR) { | |
681 | dev_err(&dev->dev, "The FPGA image is too old (%d.%d), " | |
682 | "please upgrade the FPGA to at least: %d.%d\n", | |
683 | priv->fw.major, priv->fw.minor, | |
684 | TIMB_SUPPORTED_MAJOR, TIMB_REQUIRED_MINOR); | |
685 | goto err_ioremap; | |
686 | } | |
687 | ||
688 | msix_entries = kzalloc(TIMBERDALE_NR_IRQS * sizeof(*msix_entries), | |
689 | GFP_KERNEL); | |
690 | if (!msix_entries) | |
691 | goto err_ioremap; | |
692 | ||
693 | for (i = 0; i < TIMBERDALE_NR_IRQS; i++) | |
694 | msix_entries[i].entry = i; | |
695 | ||
696 | err = pci_enable_msix(dev, msix_entries, TIMBERDALE_NR_IRQS); | |
697 | if (err) { | |
698 | dev_err(&dev->dev, | |
699 | "MSI-X init failed: %d, expected entries: %d\n", | |
700 | err, TIMBERDALE_NR_IRQS); | |
701 | goto err_msix; | |
702 | } | |
703 | ||
704 | err = device_create_file(&dev->dev, &dev_attr_fw_ver); | |
705 | if (err) | |
706 | goto err_create_file; | |
707 | ||
708 | /* Reset all FPGA PLB peripherals */ | |
709 | iowrite32(0x1, priv->ctl_membase + TIMB_SW_RST); | |
710 | ||
711 | /* update IRQ offsets in I2C board info */ | |
712 | for (i = 0; i < ARRAY_SIZE(timberdale_i2c_board_info); i++) | |
713 | timberdale_i2c_board_info[i].irq = | |
714 | msix_entries[timberdale_i2c_board_info[i].irq].vector; | |
715 | ||
716 | /* Update the SPI configuration depending on the HW (8 or 16 bit) */ | |
717 | if (priv->fw.config & TIMB_HW_CONFIG_SPI_8BIT) { | |
718 | timberdale_xspi_platform_data.bits_per_word = 8; | |
719 | timberdale_xspi_platform_data.devices = | |
720 | timberdale_spi_8bit_board_info; | |
721 | timberdale_xspi_platform_data.num_devices = | |
722 | ARRAY_SIZE(timberdale_spi_8bit_board_info); | |
723 | } else { | |
724 | timberdale_xspi_platform_data.bits_per_word = 16; | |
725 | timberdale_xspi_platform_data.devices = | |
726 | timberdale_spi_16bit_board_info; | |
727 | timberdale_xspi_platform_data.num_devices = | |
728 | ARRAY_SIZE(timberdale_spi_16bit_board_info); | |
729 | } | |
730 | ||
731 | ip_setup = priv->fw.config & TIMB_HW_VER_MASK; | |
732 | switch (ip_setup) { | |
733 | case TIMB_HW_VER0: | |
734 | err = mfd_add_devices(&dev->dev, -1, | |
735 | timberdale_cells_bar0_cfg0, | |
736 | ARRAY_SIZE(timberdale_cells_bar0_cfg0), | |
737 | &dev->resource[0], msix_entries[0].vector); | |
738 | break; | |
739 | case TIMB_HW_VER1: | |
740 | err = mfd_add_devices(&dev->dev, -1, | |
741 | timberdale_cells_bar0_cfg1, | |
742 | ARRAY_SIZE(timberdale_cells_bar0_cfg1), | |
743 | &dev->resource[0], msix_entries[0].vector); | |
744 | break; | |
745 | case TIMB_HW_VER2: | |
746 | err = mfd_add_devices(&dev->dev, -1, | |
747 | timberdale_cells_bar0_cfg2, | |
748 | ARRAY_SIZE(timberdale_cells_bar0_cfg2), | |
749 | &dev->resource[0], msix_entries[0].vector); | |
750 | break; | |
751 | case TIMB_HW_VER3: | |
752 | err = mfd_add_devices(&dev->dev, -1, | |
753 | timberdale_cells_bar0_cfg3, | |
754 | ARRAY_SIZE(timberdale_cells_bar0_cfg3), | |
755 | &dev->resource[0], msix_entries[0].vector); | |
756 | break; | |
757 | default: | |
758 | dev_err(&dev->dev, "Uknown IP setup: %d.%d.%d\n", | |
759 | priv->fw.major, priv->fw.minor, ip_setup); | |
760 | err = -ENODEV; | |
761 | goto err_mfd; | |
762 | break; | |
763 | } | |
764 | ||
765 | if (err) { | |
766 | dev_err(&dev->dev, "mfd_add_devices failed: %d\n", err); | |
767 | goto err_mfd; | |
768 | } | |
769 | ||
770 | err = mfd_add_devices(&dev->dev, 0, | |
771 | timberdale_cells_bar1, ARRAY_SIZE(timberdale_cells_bar1), | |
772 | &dev->resource[1], msix_entries[0].vector); | |
773 | if (err) { | |
774 | dev_err(&dev->dev, "mfd_add_devices failed: %d\n", err); | |
775 | goto err_mfd2; | |
776 | } | |
777 | ||
778 | /* only version 0 and 3 have the iNand routed to SDHCI */ | |
779 | if (((priv->fw.config & TIMB_HW_VER_MASK) == TIMB_HW_VER0) || | |
780 | ((priv->fw.config & TIMB_HW_VER_MASK) == TIMB_HW_VER3)) { | |
781 | err = mfd_add_devices(&dev->dev, 1, timberdale_cells_bar2, | |
782 | ARRAY_SIZE(timberdale_cells_bar2), | |
783 | &dev->resource[2], msix_entries[0].vector); | |
784 | if (err) { | |
785 | dev_err(&dev->dev, "mfd_add_devices failed: %d\n", err); | |
786 | goto err_mfd2; | |
787 | } | |
788 | } | |
789 | ||
790 | kfree(msix_entries); | |
791 | ||
792 | dev_info(&dev->dev, | |
793 | "Found Timberdale Card. Rev: %d.%d, HW config: 0x%02x\n", | |
794 | priv->fw.major, priv->fw.minor, priv->fw.config); | |
795 | ||
796 | return 0; | |
797 | ||
798 | err_mfd2: | |
799 | mfd_remove_devices(&dev->dev); | |
800 | err_mfd: | |
801 | device_remove_file(&dev->dev, &dev_attr_fw_ver); | |
802 | err_create_file: | |
803 | pci_disable_msix(dev); | |
804 | err_msix: | |
805 | iounmap(priv->ctl_membase); | |
806 | err_ioremap: | |
807 | release_mem_region(priv->ctl_mapbase, CHIPCTLSIZE); | |
808 | err_request: | |
809 | pci_set_drvdata(dev, NULL); | |
810 | err_start: | |
811 | pci_disable_device(dev); | |
812 | err_enable: | |
813 | kfree(msix_entries); | |
814 | kfree(priv); | |
815 | pci_set_drvdata(dev, NULL); | |
816 | return -ENODEV; | |
817 | } | |
818 | ||
819 | static void __devexit timb_remove(struct pci_dev *dev) | |
820 | { | |
821 | struct timberdale_device *priv = pci_get_drvdata(dev); | |
822 | ||
823 | mfd_remove_devices(&dev->dev); | |
824 | ||
825 | device_remove_file(&dev->dev, &dev_attr_fw_ver); | |
826 | ||
827 | iounmap(priv->ctl_membase); | |
828 | release_mem_region(priv->ctl_mapbase, CHIPCTLSIZE); | |
829 | ||
830 | pci_disable_msix(dev); | |
831 | pci_disable_device(dev); | |
832 | pci_set_drvdata(dev, NULL); | |
833 | kfree(priv); | |
834 | } | |
835 | ||
836 | static struct pci_device_id timberdale_pci_tbl[] = { | |
837 | { PCI_DEVICE(PCI_VENDOR_ID_TIMB, PCI_DEVICE_ID_TIMB) }, | |
838 | { 0 } | |
839 | }; | |
840 | MODULE_DEVICE_TABLE(pci, timberdale_pci_tbl); | |
841 | ||
842 | static struct pci_driver timberdale_pci_driver = { | |
843 | .name = DRIVER_NAME, | |
844 | .id_table = timberdale_pci_tbl, | |
845 | .probe = timb_probe, | |
846 | .remove = __devexit_p(timb_remove), | |
847 | }; | |
848 | ||
849 | static int __init timberdale_init(void) | |
850 | { | |
851 | int err; | |
852 | ||
853 | err = pci_register_driver(&timberdale_pci_driver); | |
854 | if (err < 0) { | |
855 | printk(KERN_ERR | |
856 | "Failed to register PCI driver for %s device.\n", | |
857 | timberdale_pci_driver.name); | |
858 | return -ENODEV; | |
859 | } | |
860 | ||
861 | printk(KERN_INFO "Driver for %s has been successfully registered.\n", | |
862 | timberdale_pci_driver.name); | |
863 | ||
864 | return 0; | |
865 | } | |
866 | ||
867 | static void __exit timberdale_exit(void) | |
868 | { | |
869 | pci_unregister_driver(&timberdale_pci_driver); | |
870 | ||
871 | printk(KERN_INFO "Driver for %s has been successfully unregistered.\n", | |
872 | timberdale_pci_driver.name); | |
873 | } | |
874 | ||
875 | module_init(timberdale_init); | |
876 | module_exit(timberdale_exit); | |
877 | ||
878 | MODULE_AUTHOR("Mocean Laboratories <info@mocean-labs.com>"); | |
879 | MODULE_VERSION(DRV_VERSION); | |
880 | MODULE_LICENSE("GPL v2"); |