Blackfin arch: Allow a gpio pin be requested both as gpio and irq.
[deliverable/linux.git] / arch / blackfin / mach-bf561 / boards / cm_bf561.c
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1/*
2 * File: arch/blackfin/mach-bf533/boards/cm_bf561.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: 2006
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 BF561";
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50
51#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
d2d50aa9 52/* all SPI peripherals info goes here */
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53
54#if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
55static struct mtd_partition bfin_spi_flash_partitions[] = {
56 {
aa582977 57 .name = "bootloader(spi)",
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58 .size = 0x00020000,
59 .offset = 0,
60 .mask_flags = MTD_CAP_ROM
1f83b8f1 61 }, {
aa582977 62 .name = "linux kernel(spi)",
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63 .size = 0xe0000,
64 .offset = 0x20000
1f83b8f1 65 }, {
aa582977 66 .name = "file system(spi)",
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67 .size = 0x700000,
68 .offset = 0x00100000,
69 }
70};
71
72static struct flash_platform_data bfin_spi_flash_data = {
73 .name = "m25p80",
74 .parts = bfin_spi_flash_partitions,
75 .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
76 .type = "m25p64",
77};
78
79/* SPI flash chip (m25p64) */
80static struct bfin5xx_spi_chip spi_flash_chip_info = {
81 .enable_dma = 0, /* use dma transfer with this chip*/
82 .bits_per_word = 8,
83};
84#endif
85
86#if defined(CONFIG_SPI_ADC_BF533) || defined(CONFIG_SPI_ADC_BF533_MODULE)
87/* SPI ADC chip */
88static struct bfin5xx_spi_chip spi_adc_chip_info = {
89 .enable_dma = 1, /* use dma transfer with this chip*/
90 .bits_per_word = 16,
91};
92#endif
93
94#if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
95static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
96 .enable_dma = 0,
97 .bits_per_word = 16,
98};
99#endif
100
101#if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
102static struct bfin5xx_spi_chip ad9960_spi_chip_info = {
103 .enable_dma = 0,
104 .bits_per_word = 16,
105};
106#endif
107
108#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
109static struct bfin5xx_spi_chip spi_mmc_chip_info = {
110 .enable_dma = 1,
111 .bits_per_word = 8,
112};
113#endif
114
115static struct spi_board_info bfin_spi_board_info[] __initdata = {
116#if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
117 {
118 /* the modalias must be the same as spi device driver name */
119 .modalias = "m25p80", /* Name of spi_driver for this device */
120 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
c6c4d7bb 121 .bus_num = 0, /* Framework bus number */
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122 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
123 .platform_data = &bfin_spi_flash_data,
124 .controller_data = &spi_flash_chip_info,
125 .mode = SPI_MODE_3,
126 },
127#endif
128
129#if defined(CONFIG_SPI_ADC_BF533) || defined(CONFIG_SPI_ADC_BF533_MODULE)
130 {
131 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
132 .max_speed_hz = 6250000, /* max spi clock (SCK) speed in HZ */
c6c4d7bb 133 .bus_num = 0, /* Framework bus number */
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134 .chip_select = 1, /* Framework chip select. */
135 .platform_data = NULL, /* No spi_driver specific config */
136 .controller_data = &spi_adc_chip_info,
137 },
138#endif
139
140#if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
141 {
142 .modalias = "ad1836-spi",
143 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
c6c4d7bb 144 .bus_num = 0,
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145 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
146 .controller_data = &ad1836_spi_chip_info,
147 },
148#endif
149#if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
150 {
151 .modalias = "ad9960-spi",
152 .max_speed_hz = 10000000, /* max spi clock (SCK) speed in HZ */
c6c4d7bb 153 .bus_num = 0,
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154 .chip_select = 1,
155 .controller_data = &ad9960_spi_chip_info,
156 },
157#endif
158#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
159 {
160 .modalias = "spi_mmc",
161 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
c6c4d7bb 162 .bus_num = 0,
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163 .chip_select = CONFIG_SPI_MMC_CS_CHAN,
164 .platform_data = NULL,
165 .controller_data = &spi_mmc_chip_info,
166 .mode = SPI_MODE_3,
167 },
168#endif
169};
170
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171/* SPI (0) */
172static struct resource bfin_spi0_resource[] = {
173 [0] = {
174 .start = SPI0_REGBASE,
175 .end = SPI0_REGBASE + 0xFF,
176 .flags = IORESOURCE_MEM,
177 },
178 [1] = {
179 .start = CH_SPI,
180 .end = CH_SPI,
181 .flags = IORESOURCE_IRQ,
182 }
183};
184
1394f032 185/* SPI controller data */
c6c4d7bb 186static struct bfin5xx_spi_master bfin_spi0_info = {
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187 .num_chipselect = 8,
188 .enable_dma = 1, /* master has the ability to do dma transfer */
5d448dd5 189 .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
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190};
191
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192static struct platform_device bfin_spi0_device = {
193 .name = "bfin-spi",
194 .id = 0, /* Bus number */
195 .num_resources = ARRAY_SIZE(bfin_spi0_resource),
196 .resource = bfin_spi0_resource,
1394f032 197 .dev = {
c6c4d7bb 198 .platform_data = &bfin_spi0_info, /* Passed to driver */
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199 },
200};
201#endif /* spi master and devices */
202
203
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204#if defined(CONFIG_FB_HITACHI_TX09) || defined(CONFIG_FB_HITACHI_TX09_MODULE)
205static struct platform_device hitachi_fb_device = {
206 .name = "hitachi-tx09",
207};
208#endif
209
210
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211#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
212
213static struct resource smc91x_resources[] = {
214 {
215 .name = "smc91x-regs",
216 .start = 0x28000300,
217 .end = 0x28000300 + 16,
218 .flags = IORESOURCE_MEM,
1f83b8f1 219 }, {
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220 .start = IRQ_PF0,
221 .end = IRQ_PF0,
222 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
223 },
224};
225static struct platform_device smc91x_device = {
226 .name = "smc91x",
227 .id = 0,
228 .num_resources = ARRAY_SIZE(smc91x_resources),
229 .resource = smc91x_resources,
230};
231#endif
232
233#if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
234static struct resource isp1362_hcd_resources[] = {
235 {
236 .start = 0x24008000,
237 .end = 0x24008000,
238 .flags = IORESOURCE_MEM,
1f83b8f1 239 }, {
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240 .start = 0x24008004,
241 .end = 0x24008004,
242 .flags = IORESOURCE_MEM,
1f83b8f1 243 }, {
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244 .start = IRQ_PF47,
245 .end = IRQ_PF47,
246 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
247 },
248};
249
250static struct isp1362_platform_data isp1362_priv = {
251 .sel15Kres = 1,
252 .clknotstop = 0,
253 .oc_enable = 0,
254 .int_act_high = 0,
255 .int_edge_triggered = 0,
256 .remote_wakeup_connected = 0,
257 .no_power_switching = 1,
258 .power_switching_mode = 0,
259};
260
261static struct platform_device isp1362_hcd_device = {
262 .name = "isp1362-hcd",
263 .id = 0,
264 .dev = {
265 .platform_data = &isp1362_priv,
266 },
267 .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
268 .resource = isp1362_hcd_resources,
269};
270#endif
271
272#if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
273static struct resource bfin_uart_resources[] = {
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274 {
275 .start = 0xFFC00400,
276 .end = 0xFFC004FF,
277 .flags = IORESOURCE_MEM,
278 },
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279};
280
281static struct platform_device bfin_uart_device = {
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282 .name = "bfin-uart",
283 .id = 1,
284 .num_resources = ARRAY_SIZE(bfin_uart_resources),
285 .resource = bfin_uart_resources,
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286};
287#endif
288
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289#if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
290static struct resource bfin_sir_resources[] = {
291#ifdef CONFIG_BFIN_SIR0
292 {
293 .start = 0xFFC00400,
294 .end = 0xFFC004FF,
295 .flags = IORESOURCE_MEM,
296 },
297#endif
298};
299
300static struct platform_device bfin_sir_device = {
301 .name = "bfin_sir",
302 .id = 0,
303 .num_resources = ARRAY_SIZE(bfin_sir_resources),
304 .resource = bfin_sir_resources,
305};
306#endif
307
c6c4d7bb 308#if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
fe5aeb93 309#define PATA_INT IRQ_PF46
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310
311static struct pata_platform_info bfin_pata_platform_data = {
312 .ioport_shift = 2,
313 .irq_type = IRQF_TRIGGER_HIGH | IRQF_DISABLED,
314};
315
316static struct resource bfin_pata_resources[] = {
317 {
318 .start = 0x2400C000,
319 .end = 0x2400C001F,
320 .flags = IORESOURCE_MEM,
321 },
322 {
323 .start = 0x2400D018,
324 .end = 0x2400D01B,
325 .flags = IORESOURCE_MEM,
326 },
327 {
328 .start = PATA_INT,
329 .end = PATA_INT,
330 .flags = IORESOURCE_IRQ,
331 },
332};
333
334static struct platform_device bfin_pata_device = {
335 .name = "pata_platform",
336 .id = -1,
337 .num_resources = ARRAY_SIZE(bfin_pata_resources),
338 .resource = bfin_pata_resources,
339 .dev = {
340 .platform_data = &bfin_pata_platform_data,
341 }
342};
343#endif
344
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345static const unsigned int cclk_vlev_datasheet[] =
346{
347 VRPAIR(VLEV_085, 250000000),
348 VRPAIR(VLEV_090, 300000000),
349 VRPAIR(VLEV_095, 313000000),
350 VRPAIR(VLEV_100, 350000000),
351 VRPAIR(VLEV_105, 400000000),
352 VRPAIR(VLEV_110, 444000000),
353 VRPAIR(VLEV_115, 450000000),
354 VRPAIR(VLEV_120, 475000000),
355 VRPAIR(VLEV_125, 500000000),
356 VRPAIR(VLEV_130, 600000000),
357};
358
359static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
360 .tuple_tab = cclk_vlev_datasheet,
361 .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
362 .vr_settling_time = 25 /* us */,
363};
364
365static struct platform_device bfin_dpmc = {
366 .name = "bfin dpmc",
367 .dev = {
368 .platform_data = &bfin_dmpc_vreg_data,
369 },
370};
371
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372static struct platform_device *cm_bf561_devices[] __initdata = {
373
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374 &bfin_dpmc,
375
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376#if defined(CONFIG_FB_HITACHI_TX09) || defined(CONFIG_FB_HITACHI_TX09_MODULE)
377 &hitachi_fb_device,
378#endif
379
1394f032 380#if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
1f83b8f1 381 &bfin_uart_device,
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382#endif
383
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384#if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
385 &bfin_sir_device,
386#endif
387
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388#if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
389 &isp1362_hcd_device,
390#endif
391
392#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
393 &smc91x_device,
394#endif
395
396#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
c6c4d7bb 397 &bfin_spi0_device,
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398#endif
399
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400#if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
401 &bfin_pata_device,
402#endif
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403};
404
405static int __init cm_bf561_init(void)
406{
b85d858b 407 printk(KERN_INFO "%s(): registering device resources\n", __func__);
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408 platform_add_devices(cm_bf561_devices, ARRAY_SIZE(cm_bf561_devices));
409#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
410 spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
411#endif
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412
413#if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
414 irq_desc[PATA_INT].status |= IRQ_NOAUTOEN;
415#endif
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416 return 0;
417}
418
419arch_initcall(cm_bf561_init);
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