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Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wirel...
[net-next-2.6.git] / drivers / mfd / timberdale.c
CommitLineData
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
RR		 42#include <media/timb_radio.h>
43
dc64f30f
RR		 44#include <linux/timb_dma.h>
45
6901ffd9
RR		 46#include <linux/ks8842.h>
47
8edbede9
RR		 48#include "timberdale.h"
49
50#define DRIVER_NAME "timberdale"
51
52struct timberdale_device {
53 resource_size_t ctl_mapbase;
54 unsigned char __iomem *ctl_membase;
55 struct {
56 u32 major;
57 u32 minor;
58 u32 config;
59 } fw;
60};
61
62/*--------------------------------------------------------------------------*/
63
64static struct tsc2007_platform_data timberdale_tsc2007_platform_data = {
65 .model = 2003,
66 .x_plate_ohms = 100
67};
68
69static struct i2c_board_info timberdale_i2c_board_info[] = {
70 {
71 I2C_BOARD_INFO("tsc2007", 0x48),
72 .platform_data = &timberdale_tsc2007_platform_data,
73 .irq = IRQ_TIMBERDALE_TSC_INT
74 },
75};
76
d84027bc
RR		 77static __devinitdata struct xiic_i2c_platform_data
78timberdale_xiic_platform_data = {
79 .devices = timberdale_i2c_board_info,
80 .num_devices = ARRAY_SIZE(timberdale_i2c_board_info)
81};
82
8edbede9
RR		 83static __devinitdata struct ocores_i2c_platform_data
84timberdale_ocores_platform_data = {
85 .regstep = 4,
86 .clock_khz = 62500,
87 .devices = timberdale_i2c_board_info,
88 .num_devices = ARRAY_SIZE(timberdale_i2c_board_info)
89};
90
ae9f52f0 91static const __devinitconst struct resource timberdale_xiic_resources[] = {
d84027bc
RR		 92 {
93 .start = XIICOFFSET,
94 .end = XIICEND,
95 .flags = IORESOURCE_MEM,
96 },
97 {
98 .start = IRQ_TIMBERDALE_I2C,
99 .end = IRQ_TIMBERDALE_I2C,
100 .flags = IORESOURCE_IRQ,
101 },
102};
103
ae9f52f0 104static const __devinitconst struct resource timberdale_ocores_resources[] = {
8edbede9
RR		 105 {
106 .start = OCORESOFFSET,
107 .end = OCORESEND,
108 .flags = IORESOURCE_MEM,
109 },
110 {
111 .start = IRQ_TIMBERDALE_I2C,
112 .end = IRQ_TIMBERDALE_I2C,
113 .flags = IORESOURCE_IRQ,
114 },
115};
116
117const struct max7301_platform_data timberdale_max7301_platform_data = {
118 .base = 200
119};
120
121const struct mc33880_platform_data timberdale_mc33880_platform_data = {
122 .base = 100
123};
124
125static struct spi_board_info timberdale_spi_16bit_board_info[] = {
126 {
127 .modalias = "max7301",
128 .max_speed_hz = 26000,
129 .chip_select = 2,
130 .mode = SPI_MODE_0,
131 .platform_data = &timberdale_max7301_platform_data
132 },
133};
134
135static struct spi_board_info timberdale_spi_8bit_board_info[] = {
136 {
137 .modalias = "mc33880",
138 .max_speed_hz = 4000,
139 .chip_select = 1,
140 .mode = SPI_MODE_1,
141 .platform_data = &timberdale_mc33880_platform_data
142 },
143};
144
145static __devinitdata struct xspi_platform_data timberdale_xspi_platform_data = {
146 .num_chipselect = 3,
147 .little_endian = true,
148 /* bits per word and devices will be filled in runtime depending
149 * on the HW config
150 */
151};
152
ae9f52f0 153static const __devinitconst struct resource timberdale_spi_resources[] = {
8edbede9
RR		 154 {
155 .start = SPIOFFSET,
156 .end = SPIEND,
157 .flags = IORESOURCE_MEM,
158 },
159 {
160 .start = IRQ_TIMBERDALE_SPI,
161 .end = IRQ_TIMBERDALE_SPI,
162 .flags = IORESOURCE_IRQ,
163 },
164};
165
6901ffd9
RR		 166static __devinitdata struct ks8842_platform_data
167 timberdale_ks8842_platform_data = {
168 .rx_dma_channel = DMA_ETH_RX,
169 .tx_dma_channel = DMA_ETH_TX
170};
171
ae9f52f0 172static const __devinitconst struct resource timberdale_eth_resources[] = {
8edbede9
RR		 173 {
174 .start = ETHOFFSET,
175 .end = ETHEND,
176 .flags = IORESOURCE_MEM,
177 },
178 {
179 .start = IRQ_TIMBERDALE_ETHSW_IF,
180 .end = IRQ_TIMBERDALE_ETHSW_IF,
181 .flags = IORESOURCE_IRQ,
182 },
183};
184
185static __devinitdata struct timbgpio_platform_data
186 timberdale_gpio_platform_data = {
187 .gpio_base = 0,
188 .nr_pins = GPIO_NR_PINS,
189 .irq_base = 200,
190};
191
ae9f52f0 192static const __devinitconst struct resource timberdale_gpio_resources[] = {
8edbede9
RR		 193 {
194 .start = GPIOOFFSET,
195 .end = GPIOEND,
196 .flags = IORESOURCE_MEM,
197 },
198 {
199 .start = IRQ_TIMBERDALE_GPIO,
200 .end = IRQ_TIMBERDALE_GPIO,
201 .flags = IORESOURCE_IRQ,
202 },
203};
204
ae9f52f0 205static const __devinitconst struct resource timberdale_mlogicore_resources[] = {
8edbede9
RR		 206 {
207 .start = MLCOREOFFSET,
208 .end = MLCOREEND,
209 .flags = IORESOURCE_MEM,
210 },
211 {
212 .start = IRQ_TIMBERDALE_MLCORE,
213 .end = IRQ_TIMBERDALE_MLCORE,
214 .flags = IORESOURCE_IRQ,
215 },
216 {
217 .start = IRQ_TIMBERDALE_MLCORE_BUF,
218 .end = IRQ_TIMBERDALE_MLCORE_BUF,
219 .flags = IORESOURCE_IRQ,
220 },
221};
222
ae9f52f0 223static const __devinitconst struct resource timberdale_uart_resources[] = {
8edbede9
RR		 224 {
225 .start = UARTOFFSET,
226 .end = UARTEND,
227 .flags = IORESOURCE_MEM,
228 },
229 {
230 .start = IRQ_TIMBERDALE_UART,
231 .end = IRQ_TIMBERDALE_UART,
232 .flags = IORESOURCE_IRQ,
233 },
234};
235
ae9f52f0 236static const __devinitconst struct resource timberdale_uartlite_resources[] = {
8edbede9
RR		 237 {
238 .start = UARTLITEOFFSET,
239 .end = UARTLITEEND,
240 .flags = IORESOURCE_MEM,
241 },
242 {
243 .start = IRQ_TIMBERDALE_UARTLITE,
244 .end = IRQ_TIMBERDALE_UARTLITE,
245 .flags = IORESOURCE_IRQ,
246 },
247};
248
ae9f52f0 249static const __devinitconst struct resource timberdale_radio_resources[] = {
071193ff
RR		 250 {
251 .start = RDSOFFSET,
252 .end = RDSEND,
253 .flags = IORESOURCE_MEM,
254 },
255 {
256 .start = IRQ_TIMBERDALE_RDS,
257 .end = IRQ_TIMBERDALE_RDS,
258 .flags = IORESOURCE_IRQ,
259 },
260};
261
262static __devinitdata struct i2c_board_info timberdale_tef6868_i2c_board_info = {
263 I2C_BOARD_INFO("tef6862", 0x60)
264};
265
266static __devinitdata struct i2c_board_info timberdale_saa7706_i2c_board_info = {
267 I2C_BOARD_INFO("saa7706h", 0x1C)
268};
269
270static __devinitdata struct timb_radio_platform_data
271 timberdale_radio_platform_data = {
272 .i2c_adapter = 0,
273 .tuner = {
274 .module_name = "tef6862",
275 .info = &timberdale_tef6868_i2c_board_info
276 },
277 .dsp = {
278 .module_name = "saa7706h",
279 .info = &timberdale_saa7706_i2c_board_info
280 }
281};
282
dc64f30f
RR		 283static __devinitdata struct timb_dma_platform_data timb_dma_platform_data = {
284 .nr_channels = 10,
285 .channels = {
286 {
287 /* UART RX */
288 .rx = true,
289 .descriptors = 2,
290 .descriptor_elements = 1
291 },
292 {
293 /* UART TX */
294 .rx = false,
295 .descriptors = 2,
296 .descriptor_elements = 1
297 },
298 {
299 /* MLB RX */
300 .rx = true,
301 .descriptors = 2,
302 .descriptor_elements = 1
303 },
304 {
305 /* MLB TX */
306 .rx = false,
307 .descriptors = 2,
308 .descriptor_elements = 1
309 },
310 {
311 /* Video RX */
312 .rx = true,
313 .bytes_per_line = 1440,
314 .descriptors = 2,
315 .descriptor_elements = 16
316 },
317 {
318 /* Video framedrop */
319 },
320 {
321 /* SDHCI RX */
322 .rx = true,
323 },
324 {
325 /* SDHCI TX */
326 },
327 {
328 /* ETH RX */
329 .rx = true,
330 .descriptors = 2,
331 .descriptor_elements = 1
332 },
333 {
334 /* ETH TX */
335 .rx = false,
336 .descriptors = 2,
337 .descriptor_elements = 1
338 },
339 }
340};
341
ae9f52f0 342static const __devinitconst struct resource timberdale_dma_resources[] = {
8edbede9
RR		 343 {
344 .start = DMAOFFSET,
345 .end = DMAEND,
346 .flags = IORESOURCE_MEM,
347 },
348 {
349 .start = IRQ_TIMBERDALE_DMA,
350 .end = IRQ_TIMBERDALE_DMA,
351 .flags = IORESOURCE_IRQ,
352 },
353};
354
355static __devinitdata struct mfd_cell timberdale_cells_bar0_cfg0[] = {
dc64f30f
RR		 356 {
357 .name = "timb-dma",
358 .num_resources = ARRAY_SIZE(timberdale_dma_resources),
359 .resources = timberdale_dma_resources,
360 .platform_data = &timb_dma_platform_data,
361 .data_size = sizeof(timb_dma_platform_data),
362 },
8edbede9
RR		 363 {
364 .name = "timb-uart",
365 .num_resources = ARRAY_SIZE(timberdale_uart_resources),
366 .resources = timberdale_uart_resources,
367 },
d84027bc
RR		 368 {
369 .name = "xiic-i2c",
370 .num_resources = ARRAY_SIZE(timberdale_xiic_resources),
371 .resources = timberdale_xiic_resources,
372 .platform_data = &timberdale_xiic_platform_data,
373 .data_size = sizeof(timberdale_xiic_platform_data),
374 },
8edbede9
RR		 375 {
376 .name = "timb-gpio",
377 .num_resources = ARRAY_SIZE(timberdale_gpio_resources),
378 .resources = timberdale_gpio_resources,
379 .platform_data = &timberdale_gpio_platform_data,
380 .data_size = sizeof(timberdale_gpio_platform_data),
381 },
071193ff
RR		 382 {
383 .name = "timb-radio",
384 .num_resources = ARRAY_SIZE(timberdale_radio_resources),
385 .resources = timberdale_radio_resources,
386 .platform_data = &timberdale_radio_platform_data,
387 .data_size = sizeof(timberdale_radio_platform_data),
388 },
8edbede9
RR		 389 {
390 .name = "xilinx_spi",
391 .num_resources = ARRAY_SIZE(timberdale_spi_resources),
392 .resources = timberdale_spi_resources,
393 .platform_data = &timberdale_xspi_platform_data,
394 .data_size = sizeof(timberdale_xspi_platform_data),
395 },
396 {
397 .name = "ks8842",
398 .num_resources = ARRAY_SIZE(timberdale_eth_resources),
399 .resources = timberdale_eth_resources,
6901ffd9
RR		 400 .platform_data = &timberdale_ks8842_platform_data,
401 .data_size = sizeof(timberdale_ks8842_platform_data)
8edbede9 402 },
dc64f30f
RR		 403};
404
405static __devinitdata struct mfd_cell timberdale_cells_bar0_cfg1[] = {
8edbede9
RR		 406 {
407 .name = "timb-dma",
408 .num_resources = ARRAY_SIZE(timberdale_dma_resources),
409 .resources = timberdale_dma_resources,
dc64f30f
RR		 410 .platform_data = &timb_dma_platform_data,
411 .data_size = sizeof(timb_dma_platform_data),
8edbede9 412 },
8edbede9
RR		 413 {
414 .name = "timb-uart",
415 .num_resources = ARRAY_SIZE(timberdale_uart_resources),
416 .resources = timberdale_uart_resources,
417 },
418 {
419 .name = "uartlite",
420 .num_resources = ARRAY_SIZE(timberdale_uartlite_resources),
421 .resources = timberdale_uartlite_resources,
422 },
d84027bc
RR		 423 {
424 .name = "xiic-i2c",
425 .num_resources = ARRAY_SIZE(timberdale_xiic_resources),
426 .resources = timberdale_xiic_resources,
427 .platform_data = &timberdale_xiic_platform_data,
428 .data_size = sizeof(timberdale_xiic_platform_data),
429 },
8edbede9
RR		 430 {
431 .name = "timb-gpio",
432 .num_resources = ARRAY_SIZE(timberdale_gpio_resources),
433 .resources = timberdale_gpio_resources,
434 .platform_data = &timberdale_gpio_platform_data,
435 .data_size = sizeof(timberdale_gpio_platform_data),
436 },
437 {
438 .name = "timb-mlogicore",
439 .num_resources = ARRAY_SIZE(timberdale_mlogicore_resources),
440 .resources = timberdale_mlogicore_resources,
441 },
071193ff
RR		 442 {
443 .name = "timb-radio",
444 .num_resources = ARRAY_SIZE(timberdale_radio_resources),
445 .resources = timberdale_radio_resources,
446 .platform_data = &timberdale_radio_platform_data,
447 .data_size = sizeof(timberdale_radio_platform_data),
448 },
8edbede9
RR		 449 {
450 .name = "xilinx_spi",
451 .num_resources = ARRAY_SIZE(timberdale_spi_resources),
452 .resources = timberdale_spi_resources,
453 .platform_data = &timberdale_xspi_platform_data,
454 .data_size = sizeof(timberdale_xspi_platform_data),
455 },
456 {
457 .name = "ks8842",
458 .num_resources = ARRAY_SIZE(timberdale_eth_resources),
459 .resources = timberdale_eth_resources,
6901ffd9
RR		 460 .platform_data = &timberdale_ks8842_platform_data,
461 .data_size = sizeof(timberdale_ks8842_platform_data)
8edbede9 462 },
dc64f30f
RR		 463};
464
465static __devinitdata struct mfd_cell timberdale_cells_bar0_cfg2[] = {
8edbede9
RR		 466 {
467 .name = "timb-dma",
468 .num_resources = ARRAY_SIZE(timberdale_dma_resources),
469 .resources = timberdale_dma_resources,
dc64f30f
RR		 470 .platform_data = &timb_dma_platform_data,
471 .data_size = sizeof(timb_dma_platform_data),
8edbede9 472 },
8edbede9
RR		 473 {
474 .name = "timb-uart",
475 .num_resources = ARRAY_SIZE(timberdale_uart_resources),
476 .resources = timberdale_uart_resources,
477 },
d84027bc
RR		 478 {
479 .name = "xiic-i2c",
480 .num_resources = ARRAY_SIZE(timberdale_xiic_resources),
481 .resources = timberdale_xiic_resources,
482 .platform_data = &timberdale_xiic_platform_data,
483 .data_size = sizeof(timberdale_xiic_platform_data),
484 },
8edbede9
RR		 485 {
486 .name = "timb-gpio",
487 .num_resources = ARRAY_SIZE(timberdale_gpio_resources),
488 .resources = timberdale_gpio_resources,
489 .platform_data = &timberdale_gpio_platform_data,
490 .data_size = sizeof(timberdale_gpio_platform_data),
491 },
071193ff
RR		 492 {
493 .name = "timb-radio",
494 .num_resources = ARRAY_SIZE(timberdale_radio_resources),
495 .resources = timberdale_radio_resources,
496 .platform_data = &timberdale_radio_platform_data,
497 .data_size = sizeof(timberdale_radio_platform_data),
498 },
8edbede9
RR		 499 {
500 .name = "xilinx_spi",
501 .num_resources = ARRAY_SIZE(timberdale_spi_resources),
502 .resources = timberdale_spi_resources,
503 .platform_data = &timberdale_xspi_platform_data,
504 .data_size = sizeof(timberdale_xspi_platform_data),
505 },
dc64f30f
RR		 506};
507
508static __devinitdata struct mfd_cell timberdale_cells_bar0_cfg3[] = {
8edbede9
RR		 509 {
510 .name = "timb-dma",
511 .num_resources = ARRAY_SIZE(timberdale_dma_resources),
512 .resources = timberdale_dma_resources,
dc64f30f
RR		 513 .platform_data = &timb_dma_platform_data,
514 .data_size = sizeof(timb_dma_platform_data),
8edbede9 515 },
8edbede9
RR		 516 {
517 .name = "timb-uart",
518 .num_resources = ARRAY_SIZE(timberdale_uart_resources),
519 .resources = timberdale_uart_resources,
520 },
521 {
522 .name = "ocores-i2c",
523 .num_resources = ARRAY_SIZE(timberdale_ocores_resources),
524 .resources = timberdale_ocores_resources,
525 .platform_data = &timberdale_ocores_platform_data,
526 .data_size = sizeof(timberdale_ocores_platform_data),
527 },
528 {
529 .name = "timb-gpio",
530 .num_resources = ARRAY_SIZE(timberdale_gpio_resources),
531 .resources = timberdale_gpio_resources,
532 .platform_data = &timberdale_gpio_platform_data,
533 .data_size = sizeof(timberdale_gpio_platform_data),
534 },
071193ff
RR		 535 {
536 .name = "timb-radio",
537 .num_resources = ARRAY_SIZE(timberdale_radio_resources),
538 .resources = timberdale_radio_resources,
539 .platform_data = &timberdale_radio_platform_data,
540 .data_size = sizeof(timberdale_radio_platform_data),
541 },
8edbede9
RR		 542 {
543 .name = "xilinx_spi",
544 .num_resources = ARRAY_SIZE(timberdale_spi_resources),
545 .resources = timberdale_spi_resources,
546 .platform_data = &timberdale_xspi_platform_data,
547 .data_size = sizeof(timberdale_xspi_platform_data),
548 },
549 {
550 .name = "ks8842",
551 .num_resources = ARRAY_SIZE(timberdale_eth_resources),
552 .resources = timberdale_eth_resources,
6901ffd9
RR		 553 .platform_data = &timberdale_ks8842_platform_data,
554 .data_size = sizeof(timberdale_ks8842_platform_data)
8edbede9 555 },
8edbede9
RR		 556};
557
558static const __devinitconst struct resource timberdale_sdhc_resources[] = {
559 /* located in bar 1 and bar 2 */
560 {
561 .start = SDHC0OFFSET,
562 .end = SDHC0END,
563 .flags = IORESOURCE_MEM,
564 },
565 {
566 .start = IRQ_TIMBERDALE_SDHC,
567 .end = IRQ_TIMBERDALE_SDHC,
568 .flags = IORESOURCE_IRQ,
569 },
570};
571
572static __devinitdata struct mfd_cell timberdale_cells_bar1[] = {
573 {
574 .name = "sdhci",
575 .num_resources = ARRAY_SIZE(timberdale_sdhc_resources),
576 .resources = timberdale_sdhc_resources,
577 },
578};
579
580static __devinitdata struct mfd_cell timberdale_cells_bar2[] = {
581 {
582 .name = "sdhci",
583 .num_resources = ARRAY_SIZE(timberdale_sdhc_resources),
584 .resources = timberdale_sdhc_resources,
585 },
586};
587
588static ssize_t show_fw_ver(struct device *dev, struct device_attribute *attr,
589 char *buf)
590{
591 struct pci_dev *pdev = to_pci_dev(dev);
592 struct timberdale_device *priv = pci_get_drvdata(pdev);
593
594 return sprintf(buf, "%d.%d.%d\n", priv->fw.major, priv->fw.minor,
595 priv->fw.config);
596}
597
598static DEVICE_ATTR(fw_ver, S_IRUGO, show_fw_ver, NULL);
599
600/*--------------------------------------------------------------------------*/
601
602static int __devinit timb_probe(struct pci_dev *dev,
603 const struct pci_device_id *id)
604{
605 struct timberdale_device *priv;
606 int err, i;
607 resource_size_t mapbase;
608 struct msix_entry *msix_entries = NULL;
609 u8 ip_setup;
610
611 priv = kzalloc(sizeof(*priv), GFP_KERNEL);
612 if (!priv)
613 return -ENOMEM;
614
615 pci_set_drvdata(dev, priv);
616
617 err = pci_enable_device(dev);
618 if (err)
619 goto err_enable;
620
621 mapbase = pci_resource_start(dev, 0);
622 if (!mapbase) {
623 dev_err(&dev->dev, "No resource\n");
624 goto err_start;
625 }
626
627 /* create a resource for the PCI master register */
628 priv->ctl_mapbase = mapbase + CHIPCTLOFFSET;
629 if (!request_mem_region(priv->ctl_mapbase, CHIPCTLSIZE, "timb-ctl")) {
630 dev_err(&dev->dev, "Failed to request ctl mem\n");
631 goto err_request;
632 }
633
634 priv->ctl_membase = ioremap(priv->ctl_mapbase, CHIPCTLSIZE);
635 if (!priv->ctl_membase) {
636 dev_err(&dev->dev, "ioremap failed for ctl mem\n");
637 goto err_ioremap;
638 }
639
640 /* read the HW config */
641 priv->fw.major = ioread32(priv->ctl_membase + TIMB_REV_MAJOR);
642 priv->fw.minor = ioread32(priv->ctl_membase + TIMB_REV_MINOR);
643 priv->fw.config = ioread32(priv->ctl_membase + TIMB_HW_CONFIG);
644
645 if (priv->fw.major > TIMB_SUPPORTED_MAJOR) {
646 dev_err(&dev->dev, "The driver supports an older "
647 "version of the FPGA, please update the driver to "
648 "support %d.%d\n", priv->fw.major, priv->fw.minor);
649 goto err_ioremap;
650 }
651 if (priv->fw.major < TIMB_SUPPORTED_MAJOR ||
652 priv->fw.minor < TIMB_REQUIRED_MINOR) {
653 dev_err(&dev->dev, "The FPGA image is too old (%d.%d), "
654 "please upgrade the FPGA to at least: %d.%d\n",
655 priv->fw.major, priv->fw.minor,
656 TIMB_SUPPORTED_MAJOR, TIMB_REQUIRED_MINOR);
657 goto err_ioremap;
658 }
659
660 msix_entries = kzalloc(TIMBERDALE_NR_IRQS * sizeof(*msix_entries),
661 GFP_KERNEL);
662 if (!msix_entries)
663 goto err_ioremap;
664
665 for (i = 0; i < TIMBERDALE_NR_IRQS; i++)
666 msix_entries[i].entry = i;
667
668 err = pci_enable_msix(dev, msix_entries, TIMBERDALE_NR_IRQS);
669 if (err) {
670 dev_err(&dev->dev,
671 "MSI-X init failed: %d, expected entries: %d\n",
672 err, TIMBERDALE_NR_IRQS);
673 goto err_msix;
674 }
675
676 err = device_create_file(&dev->dev, &dev_attr_fw_ver);
677 if (err)
678 goto err_create_file;
679
680 /* Reset all FPGA PLB peripherals */
681 iowrite32(0x1, priv->ctl_membase + TIMB_SW_RST);
682
683 /* update IRQ offsets in I2C board info */
684 for (i = 0; i < ARRAY_SIZE(timberdale_i2c_board_info); i++)
685 timberdale_i2c_board_info[i].irq =
686 msix_entries[timberdale_i2c_board_info[i].irq].vector;
687
688 /* Update the SPI configuration depending on the HW (8 or 16 bit) */
689 if (priv->fw.config & TIMB_HW_CONFIG_SPI_8BIT) {
690 timberdale_xspi_platform_data.bits_per_word = 8;
691 timberdale_xspi_platform_data.devices =
692 timberdale_spi_8bit_board_info;
693 timberdale_xspi_platform_data.num_devices =
694 ARRAY_SIZE(timberdale_spi_8bit_board_info);
695 } else {
696 timberdale_xspi_platform_data.bits_per_word = 16;
697 timberdale_xspi_platform_data.devices =
698 timberdale_spi_16bit_board_info;
699 timberdale_xspi_platform_data.num_devices =
700 ARRAY_SIZE(timberdale_spi_16bit_board_info);
701 }
702
703 ip_setup = priv->fw.config & TIMB_HW_VER_MASK;
704 switch (ip_setup) {
705 case TIMB_HW_VER0:
706 err = mfd_add_devices(&dev->dev, -1,
707 timberdale_cells_bar0_cfg0,
708 ARRAY_SIZE(timberdale_cells_bar0_cfg0),
709 &dev->resource[0], msix_entries[0].vector);
710 break;
711 case TIMB_HW_VER1:
712 err = mfd_add_devices(&dev->dev, -1,
713 timberdale_cells_bar0_cfg1,
714 ARRAY_SIZE(timberdale_cells_bar0_cfg1),
715 &dev->resource[0], msix_entries[0].vector);
716 break;
717 case TIMB_HW_VER2:
718 err = mfd_add_devices(&dev->dev, -1,
719 timberdale_cells_bar0_cfg2,
720 ARRAY_SIZE(timberdale_cells_bar0_cfg2),
721 &dev->resource[0], msix_entries[0].vector);
722 break;
723 case TIMB_HW_VER3:
724 err = mfd_add_devices(&dev->dev, -1,
725 timberdale_cells_bar0_cfg3,
726 ARRAY_SIZE(timberdale_cells_bar0_cfg3),
727 &dev->resource[0], msix_entries[0].vector);
728 break;
729 default:
730 dev_err(&dev->dev, "Uknown IP setup: %d.%d.%d\n",
731 priv->fw.major, priv->fw.minor, ip_setup);
732 err = -ENODEV;
733 goto err_mfd;
734 break;
735 }
736
737 if (err) {
738 dev_err(&dev->dev, "mfd_add_devices failed: %d\n", err);
739 goto err_mfd;
740 }
741
742 err = mfd_add_devices(&dev->dev, 0,
743 timberdale_cells_bar1, ARRAY_SIZE(timberdale_cells_bar1),
744 &dev->resource[1], msix_entries[0].vector);
745 if (err) {
746 dev_err(&dev->dev, "mfd_add_devices failed: %d\n", err);
747 goto err_mfd2;
748 }
749
750 /* only version 0 and 3 have the iNand routed to SDHCI */
751 if (((priv->fw.config & TIMB_HW_VER_MASK) == TIMB_HW_VER0) ||
752 ((priv->fw.config & TIMB_HW_VER_MASK) == TIMB_HW_VER3)) {
753 err = mfd_add_devices(&dev->dev, 1, timberdale_cells_bar2,
754 ARRAY_SIZE(timberdale_cells_bar2),
755 &dev->resource[2], msix_entries[0].vector);
756 if (err) {
757 dev_err(&dev->dev, "mfd_add_devices failed: %d\n", err);
758 goto err_mfd2;
759 }
760 }
761
762 kfree(msix_entries);
763
764 dev_info(&dev->dev,
765 "Found Timberdale Card. Rev: %d.%d, HW config: 0x%02x\n",
766 priv->fw.major, priv->fw.minor, priv->fw.config);
767
768 return 0;
769
770err_mfd2:
771 mfd_remove_devices(&dev->dev);
772err_mfd:
773 device_remove_file(&dev->dev, &dev_attr_fw_ver);
774err_create_file:
775 pci_disable_msix(dev);
776err_msix:
777 iounmap(priv->ctl_membase);
778err_ioremap:
779 release_mem_region(priv->ctl_mapbase, CHIPCTLSIZE);
780err_request:
781 pci_set_drvdata(dev, NULL);
782err_start:
783 pci_disable_device(dev);
784err_enable:
785 kfree(msix_entries);
786 kfree(priv);
787 pci_set_drvdata(dev, NULL);
788 return -ENODEV;
789}
790
791static void __devexit timb_remove(struct pci_dev *dev)
792{
793 struct timberdale_device *priv = pci_get_drvdata(dev);
794
795 mfd_remove_devices(&dev->dev);
796
797 device_remove_file(&dev->dev, &dev_attr_fw_ver);
798
799 iounmap(priv->ctl_membase);
800 release_mem_region(priv->ctl_mapbase, CHIPCTLSIZE);
801
802 pci_disable_msix(dev);
803 pci_disable_device(dev);
804 pci_set_drvdata(dev, NULL);
805 kfree(priv);
806}
807
808static struct pci_device_id timberdale_pci_tbl[] = {
809 { PCI_DEVICE(PCI_VENDOR_ID_TIMB, PCI_DEVICE_ID_TIMB) },
810 { 0 }
811};
812MODULE_DEVICE_TABLE(pci, timberdale_pci_tbl);
813
814static struct pci_driver timberdale_pci_driver = {
815 .name = DRIVER_NAME,
816 .id_table = timberdale_pci_tbl,
817 .probe = timb_probe,
818 .remove = __devexit_p(timb_remove),
819};
820
821static int __init timberdale_init(void)
822{
823 int err;
824
825 err = pci_register_driver(&timberdale_pci_driver);
826 if (err < 0) {
827 printk(KERN_ERR
828 "Failed to register PCI driver for %s device.\n",
829 timberdale_pci_driver.name);
830 return -ENODEV;
831 }
832
833 printk(KERN_INFO "Driver for %s has been successfully registered.\n",
834 timberdale_pci_driver.name);
835
836 return 0;
837}
838
839static void __exit timberdale_exit(void)
840{
841 pci_unregister_driver(&timberdale_pci_driver);
842
843 printk(KERN_INFO "Driver for %s has been successfully unregistered.\n",
844 timberdale_pci_driver.name);
845}
846
847module_init(timberdale_init);
848module_exit(timberdale_exit);
849
850MODULE_AUTHOR("Mocean Laboratories <info@mocean-labs.com>");
851MODULE_VERSION(DRV_VERSION);
852MODULE_LICENSE("GPL v2");
Clone of davem's net-next-2.6 tree