Blackfin arch: Functional power management support
[deliverable/linux.git] / arch / blackfin / mach-bf533 / boards / cm_bf533.c
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1/*
2 * File: arch/blackfin/mach-bf533/boards/cm_bf533.c
3 * Based on: arch/blackfin/mach-bf533/boards/ezkit.c
d2d50aa9 4 * Author: Aidan Williams <aidan@nicta.com.au> Copyright 2005
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5 *
6 * Created: 2005
7 * Description: Board description file
8 *
9 * Modified:
10 * Copyright 2004-2006 Analog Devices Inc.
11 *
12 * Bugs: Enter bugs at http://blackfin.uclinux.org/
13 *
14 * This program is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU General Public License as published by
16 * the Free Software Foundation; either version 2 of the License, or
17 * (at your option) any later version.
18 *
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, see the file COPYING, or write
26 * to the Free Software Foundation, Inc.,
27 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
28 */
29
30#include <linux/device.h>
31#include <linux/platform_device.h>
32#include <linux/mtd/mtd.h>
33#include <linux/mtd/partitions.h>
34#include <linux/spi/spi.h>
35#include <linux/spi/flash.h>
b964c592 36#if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
f02bcec5 37#include <linux/usb/isp1362.h>
b964c592 38#endif
0a87e3e9 39#include <linux/ata_platform.h>
1f83b8f1 40#include <linux/irq.h>
c6c4d7bb 41#include <asm/dma.h>
1394f032 42#include <asm/bfin5xx_spi.h>
5d448dd5 43#include <asm/portmux.h>
14b03204 44#include <asm/dpmc.h>
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45
46/*
47 * Name the Board for the /proc/cpuinfo
48 */
066954a3 49const char bfin_board_name[] = "Bluetechnix CM BF533";
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50
51#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
52/* all SPI peripherals info goes here */
a15c2dcf 53#if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
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54static struct mtd_partition bfin_spi_flash_partitions[] = {
55 {
56 .name = "bootloader",
57 .size = 0x00020000,
58 .offset = 0,
59 .mask_flags = MTD_CAP_ROM
1f83b8f1 60 }, {
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61 .name = "kernel",
62 .size = 0xe0000,
63 .offset = 0x20000
1f83b8f1 64 }, {
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65 .name = "file system",
66 .size = 0x700000,
67 .offset = 0x00100000,
68 }
69};
70
71static struct flash_platform_data bfin_spi_flash_data = {
72 .name = "m25p80",
73 .parts = bfin_spi_flash_partitions,
74 .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
75 .type = "m25p64",
76};
77
78/* SPI flash chip (m25p64) */
79static struct bfin5xx_spi_chip spi_flash_chip_info = {
80 .enable_dma = 0, /* use dma transfer with this chip*/
81 .bits_per_word = 8,
82};
a15c2dcf 83#endif
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84
85/* SPI ADC chip */
a15c2dcf 86#if defined(CONFIG_SPI_ADC_BF533) || defined(CONFIG_SPI_ADC_BF533_MODULE)
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87static struct bfin5xx_spi_chip spi_adc_chip_info = {
88 .enable_dma = 1, /* use dma transfer with this chip*/
89 .bits_per_word = 16,
90};
a15c2dcf 91#endif
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92
93#if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
94static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
95 .enable_dma = 0,
96 .bits_per_word = 16,
97};
98#endif
99
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100#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
101static struct bfin5xx_spi_chip spi_mmc_chip_info = {
102 .enable_dma = 1,
103 .bits_per_word = 8,
104};
105#endif
106
1394f032 107static struct spi_board_info bfin_spi_board_info[] __initdata = {
a15c2dcf 108#if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
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109 {
110 /* the modalias must be the same as spi device driver name */
111 .modalias = "m25p80", /* Name of spi_driver for this device */
112 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
c6c4d7bb 113 .bus_num = 0, /* Framework bus number */
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114 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
115 .platform_data = &bfin_spi_flash_data,
116 .controller_data = &spi_flash_chip_info,
117 .mode = SPI_MODE_3,
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118 },
119#endif
120
121#if defined(CONFIG_SPI_ADC_BF533) || defined(CONFIG_SPI_ADC_BF533_MODULE)
122 {
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123 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
124 .max_speed_hz = 6250000, /* max spi clock (SCK) speed in HZ */
c6c4d7bb 125 .bus_num = 0, /* Framework bus number */
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126 .chip_select = 2, /* Framework chip select. */
127 .platform_data = NULL, /* No spi_driver specific config */
128 .controller_data = &spi_adc_chip_info,
129 },
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130#endif
131
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132#if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
133 {
134 .modalias = "ad1836-spi",
135 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
c6c4d7bb 136 .bus_num = 0,
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137 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
138 .controller_data = &ad1836_spi_chip_info,
139 },
140#endif
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141
142#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
143 {
144 .modalias = "spi_mmc_dummy",
145 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
146 .bus_num = 0,
147 .chip_select = 0,
148 .platform_data = NULL,
149 .controller_data = &spi_mmc_chip_info,
150 .mode = SPI_MODE_3,
151 },
152 {
153 .modalias = "spi_mmc",
154 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
155 .bus_num = 0,
156 .chip_select = CONFIG_SPI_MMC_CS_CHAN,
157 .platform_data = NULL,
158 .controller_data = &spi_mmc_chip_info,
159 .mode = SPI_MODE_3,
160 },
161#endif
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162};
163
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164/* SPI (0) */
165static struct resource bfin_spi0_resource[] = {
166 [0] = {
167 .start = SPI0_REGBASE,
168 .end = SPI0_REGBASE + 0xFF,
169 .flags = IORESOURCE_MEM,
170 },
171 [1] = {
172 .start = CH_SPI,
173 .end = CH_SPI,
174 .flags = IORESOURCE_IRQ,
175 }
176};
177
1394f032 178/* SPI controller data */
c6c4d7bb 179static struct bfin5xx_spi_master bfin_spi0_info = {
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180 .num_chipselect = 8,
181 .enable_dma = 1, /* master has the ability to do dma transfer */
5d448dd5 182 .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
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183};
184
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185static struct platform_device bfin_spi0_device = {
186 .name = "bfin-spi",
187 .id = 0, /* Bus number */
188 .num_resources = ARRAY_SIZE(bfin_spi0_resource),
189 .resource = bfin_spi0_resource,
1394f032 190 .dev = {
c6c4d7bb 191 .platform_data = &bfin_spi0_info, /* Passed to driver */
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192 },
193};
194#endif /* spi master and devices */
195
196#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
197static struct platform_device rtc_device = {
198 .name = "rtc-bfin",
199 .id = -1,
200};
201#endif
202
203#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
204static struct resource smc91x_resources[] = {
205 {
206 .start = 0x20200300,
207 .end = 0x20200300 + 16,
208 .flags = IORESOURCE_MEM,
1f83b8f1 209 }, {
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210 .start = IRQ_PF0,
211 .end = IRQ_PF0,
212 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
213 },
214};
215static struct platform_device smc91x_device = {
216 .name = "smc91x",
217 .id = 0,
218 .num_resources = ARRAY_SIZE(smc91x_resources),
219 .resource = smc91x_resources,
220};
221#endif
222
223#if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
224static struct resource bfin_uart_resources[] = {
225 {
226 .start = 0xFFC00400,
227 .end = 0xFFC004FF,
228 .flags = IORESOURCE_MEM,
229 },
230};
231
232static struct platform_device bfin_uart_device = {
233 .name = "bfin-uart",
234 .id = 1,
235 .num_resources = ARRAY_SIZE(bfin_uart_resources),
236 .resource = bfin_uart_resources,
237};
238#endif
239
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240#if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
241static struct resource bfin_sir_resources[] = {
242#ifdef CONFIG_BFIN_SIR0
243 {
244 .start = 0xFFC00400,
245 .end = 0xFFC004FF,
246 .flags = IORESOURCE_MEM,
247 },
248#endif
249};
250
251static struct platform_device bfin_sir_device = {
252 .name = "bfin_sir",
253 .id = 0,
254 .num_resources = ARRAY_SIZE(bfin_sir_resources),
255 .resource = bfin_sir_resources,
256};
257#endif
258
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259#if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
260static struct platform_device bfin_sport0_uart_device = {
261 .name = "bfin-sport-uart",
262 .id = 0,
263};
264
265static struct platform_device bfin_sport1_uart_device = {
266 .name = "bfin-sport-uart",
267 .id = 1,
268};
269#endif
270
271#if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
272static struct resource isp1362_hcd_resources[] = {
273 {
274 .start = 0x20308000,
275 .end = 0x20308000,
276 .flags = IORESOURCE_MEM,
1f83b8f1 277 }, {
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278 .start = 0x20308004,
279 .end = 0x20308004,
280 .flags = IORESOURCE_MEM,
1f83b8f1 281 }, {
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282 .start = IRQ_PF4,
283 .end = IRQ_PF4,
284 .flags = IORESOURCE_IRQ,
285 },
286};
287
288static struct isp1362_platform_data isp1362_priv = {
289 .sel15Kres = 1,
290 .clknotstop = 0,
291 .oc_enable = 0,
292 .int_act_high = 0,
293 .int_edge_triggered = 0,
294 .remote_wakeup_connected = 0,
295 .no_power_switching = 1,
296 .power_switching_mode = 0,
297};
298
299static struct platform_device isp1362_hcd_device = {
300 .name = "isp1362-hcd",
301 .id = 0,
302 .dev = {
303 .platform_data = &isp1362_priv,
304 },
305 .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
306 .resource = isp1362_hcd_resources,
307};
308#endif
309
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310#if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
311#define PATA_INT 38
312
313static struct pata_platform_info bfin_pata_platform_data = {
314 .ioport_shift = 2,
315 .irq_type = IRQF_TRIGGER_HIGH | IRQF_DISABLED,
316};
317
318static struct resource bfin_pata_resources[] = {
319 {
320 .start = 0x2030C000,
321 .end = 0x2030C01F,
322 .flags = IORESOURCE_MEM,
323 },
324 {
325 .start = 0x2030D018,
326 .end = 0x2030D01B,
327 .flags = IORESOURCE_MEM,
328 },
329 {
330 .start = PATA_INT,
331 .end = PATA_INT,
332 .flags = IORESOURCE_IRQ,
333 },
334};
335
336static struct platform_device bfin_pata_device = {
337 .name = "pata_platform",
338 .id = -1,
339 .num_resources = ARRAY_SIZE(bfin_pata_resources),
340 .resource = bfin_pata_resources,
341 .dev = {
342 .platform_data = &bfin_pata_platform_data,
343 }
344};
345#endif
346
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347static const unsigned int cclk_vlev_datasheet[] =
348{
349 VRPAIR(VLEV_085, 250000000),
350 VRPAIR(VLEV_090, 376000000),
351 VRPAIR(VLEV_095, 426000000),
352 VRPAIR(VLEV_100, 426000000),
353 VRPAIR(VLEV_105, 476000000),
354 VRPAIR(VLEV_110, 476000000),
355 VRPAIR(VLEV_115, 476000000),
356 VRPAIR(VLEV_120, 600000000),
357 VRPAIR(VLEV_125, 600000000),
358 VRPAIR(VLEV_130, 600000000),
359};
360
361static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
362 .tuple_tab = cclk_vlev_datasheet,
363 .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
364 .vr_settling_time = 25 /* us */,
365};
366
367static struct platform_device bfin_dpmc = {
368 .name = "bfin dpmc",
369 .dev = {
370 .platform_data = &bfin_dmpc_vreg_data,
371 },
372};
373
1394f032 374static struct platform_device *cm_bf533_devices[] __initdata = {
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375
376 &bfin_dpmc,
377
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378#if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
379 &bfin_uart_device,
380#endif
381
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382#if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
383 &bfin_sir_device,
384#endif
385
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386#if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
387 &bfin_sport0_uart_device,
388 &bfin_sport1_uart_device,
389#endif
390
391#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
392 &rtc_device,
393#endif
394
395#if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
396 &isp1362_hcd_device,
397#endif
398
399#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
400 &smc91x_device,
401#endif
402
403#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
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404 &bfin_spi0_device,
405#endif
406
407#if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
408 &bfin_pata_device,
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409#endif
410};
411
412static int __init cm_bf533_init(void)
413{
b85d858b 414 printk(KERN_INFO "%s(): registering device resources\n", __func__);
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415 platform_add_devices(cm_bf533_devices, ARRAY_SIZE(cm_bf533_devices));
416#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
417 spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
418#endif
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419
420#if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
421 irq_desc[PATA_INT].status |= IRQ_NOAUTOEN;
422#endif
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423 return 0;
424}
425
426arch_initcall(cm_bf533_init);
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