Merge branch 'linux-next' of git://git.infradead.org/ubifs-2.6
[pandora-kernel.git] / arch / blackfin / mach-bf533 / boards / H8606.c
1 /*
2  * File:         arch/blackfin/mach-bf533/H8606.c
3  * Based on:     arch/blackfin/mach-bf533/stamp.c
4  * Author:       Javier Herrero <jherrero@hvsistemas.es>
5  *
6  * Created:      2007
7  * Description:  Board Info File for the HV Sistemas H8606 board
8  *
9  * Modified:
10  *               Copyright 2005 National ICT Australia (NICTA)
11  *               Copyright 2004-2006 Analog Devices Inc
12  *               Copyright 2007,2008 HV Sistemas S.L.
13  *
14  * Bugs:         Enter bugs at http://blackfin.uclinux.org/
15  *
16  * This program is free software; you can redistribute it and/or modify
17  * it under the terms of the GNU General Public License as published by
18  * the Free Software Foundation; either version 2 of the License, or
19  * (at your option) any later version.
20  *
21  * This program is distributed in the hope that it will be useful,
22  * but WITHOUT ANY WARRANTY; without even the implied warranty of
23  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
24  * GNU General Public License for more details.
25  *
26  * You should have received a copy of the GNU General Public License
27  * along with this program; if not, see the file COPYING, or write
28  * to the Free Software Foundation, Inc.,
29  * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
30  */
31
32 #include <linux/device.h>
33 #include <linux/platform_device.h>
34 #include <linux/mtd/mtd.h>
35 #include <linux/mtd/partitions.h>
36 #include <linux/spi/spi.h>
37 #include <linux/spi/flash.h>
38 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
39 #include <linux/usb/isp1362.h>
40 #endif
41 #include <linux/irq.h>
42
43 #include <asm/dma.h>
44 #include <asm/bfin5xx_spi.h>
45 #include <asm/reboot.h>
46 #include <asm/portmux.h>
47
48 /*
49  * Name the Board for the /proc/cpuinfo
50  */
51 const char bfin_board_name[] = "HV Sistemas H8606";
52
53 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
54 static struct platform_device rtc_device = {
55         .name = "rtc-bfin",
56         .id   = -1,
57 };
58 #endif
59
60 /*
61 *  Driver needs to know address, irq and flag pin.
62  */
63  #if    defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
64 static struct resource dm9000_resources[] = {
65         [0] = {
66                 .start  = 0x20300000,
67                 .end    = 0x20300002,
68                 .flags  = IORESOURCE_MEM,
69         },
70         [1] = {
71                 .start  = 0x20300004,
72                 .end    = 0x20300006,
73                 .flags  = IORESOURCE_MEM,
74         },
75         [2] = {
76                 .start  = IRQ_PF10,
77                 .end    = IRQ_PF10,
78                 .flags  = (IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE | IRQF_SHARED | IRQF_TRIGGER_HIGH),
79         },
80 };
81
82 static struct platform_device dm9000_device = {
83     .id                 = 0,
84     .name               = "dm9000",
85     .resource           = dm9000_resources,
86     .num_resources      = ARRAY_SIZE(dm9000_resources),
87 };
88 #endif
89
90 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
91 static struct resource smc91x_resources[] = {
92         {
93                 .name = "smc91x-regs",
94                 .start = 0x20300300,
95                 .end = 0x20300300 + 16,
96                 .flags = IORESOURCE_MEM,
97         }, {
98                 .start = IRQ_PROG_INTB,
99                 .end = IRQ_PROG_INTB,
100                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
101         }, {
102                 .start = IRQ_PF7,
103                 .end = IRQ_PF7,
104                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
105         },
106 };
107
108 static struct platform_device smc91x_device = {
109         .name = "smc91x",
110         .id = 0,
111         .num_resources = ARRAY_SIZE(smc91x_resources),
112         .resource = smc91x_resources,
113 };
114 #endif
115
116 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
117 static struct resource net2272_bfin_resources[] = {
118         {
119                 .start = 0x20300000,
120                 .end = 0x20300000 + 0x100,
121                 .flags = IORESOURCE_MEM,
122         }, {
123                 .start = IRQ_PF10,
124                 .end = IRQ_PF10,
125                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
126         },
127 };
128
129 static struct platform_device net2272_bfin_device = {
130         .name = "net2272",
131         .id = -1,
132         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
133         .resource = net2272_bfin_resources,
134 };
135 #endif
136
137 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
138 /* all SPI peripherals info goes here */
139
140 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
141 static struct mtd_partition bfin_spi_flash_partitions[] = {
142         {
143                 .name = "bootloader (spi)",
144                 .size = 0x40000,
145                 .offset = 0,
146                 .mask_flags = MTD_CAP_ROM
147         }, {
148                 .name = "fpga (spi)",
149                 .size =   0x30000,
150                 .offset = 0x40000
151         }, {
152                 .name = "linux kernel (spi)",
153                 .size =   0x150000,
154                 .offset =  0x70000
155         }, {
156                 .name = "jffs2 root file system (spi)",
157                 .size =   0x640000,
158                 .offset = 0x1c0000,
159         }
160 };
161
162 static struct flash_platform_data bfin_spi_flash_data = {
163         .name = "m25p80",
164         .parts = bfin_spi_flash_partitions,
165         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
166         .type = "m25p64",
167 };
168
169 /* SPI flash chip (m25p64) */
170 static struct bfin5xx_spi_chip spi_flash_chip_info = {
171         .enable_dma = 0,         /* use dma transfer with this chip*/
172         .bits_per_word = 8,
173 };
174 #endif
175
176 #if defined(CONFIG_BFIN_SPI_ADC) || defined(CONFIG_BFIN_SPI_ADC_MODULE)
177 /* SPI ADC chip */
178 static struct bfin5xx_spi_chip spi_adc_chip_info = {
179         .ctl_reg = 0x1000,
180         .enable_dma = 1,         /* use dma transfer with this chip*/
181         .bits_per_word = 16,
182 };
183 #endif
184
185 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
186 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
187         .ctl_reg = 0x1000,
188         .enable_dma = 0,
189         .bits_per_word = 16,
190 };
191 #endif
192
193 #if defined(CONFIG_PBX)
194 static struct bfin5xx_spi_chip spi_si3xxx_chip_info = {
195         .ctl_reg        = 0x1c04,
196         .enable_dma     = 0,
197         .bits_per_word  = 8,
198         .cs_change_per_word = 1,
199 };
200 #endif
201
202 /* Notice: for blackfin, the speed_hz is the value of register
203  * SPI_BAUD, not the real baudrate */
204 static struct spi_board_info bfin_spi_board_info[] __initdata = {
205 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
206         {
207                 /* the modalias must be the same as spi device driver name */
208                 .modalias = "m25p80", /* Name of spi_driver for this device */
209                 /* this value is the baudrate divisor */
210                 .max_speed_hz = 50000000, /* actual baudrate is SCLK/(2xspeed_hz) */
211                 .bus_num = 0, /* Framework bus number */
212                 .chip_select = 2, /* Framework chip select. On STAMP537 it is SPISSEL2*/
213                 .platform_data = &bfin_spi_flash_data,
214                 .controller_data = &spi_flash_chip_info,
215                 .mode = SPI_MODE_3,
216         },
217 #endif
218
219 #if defined(CONFIG_BFIN_SPI_ADC) || defined(CONFIG_BFIN_SPI_ADC_MODULE)
220         {
221                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
222                 .max_speed_hz = 4,     /* actual baudrate is SCLK/(2xspeed_hz) */
223                 .bus_num = 1, /* Framework bus number */
224                 .chip_select = 1, /* Framework chip select. */
225                 .platform_data = NULL, /* No spi_driver specific config */
226                 .controller_data = &spi_adc_chip_info,
227         },
228 #endif
229
230 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
231         {
232                 .modalias = "ad1836-spi",
233                 .max_speed_hz = 16,
234                 .bus_num = 1,
235                 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
236                 .controller_data = &ad1836_spi_chip_info,
237         },
238 #endif
239
240 #if defined(CONFIG_PBX)
241         {
242                 .modalias        = "fxs-spi",
243                 .max_speed_hz    = 4,
244                 .bus_num         = 1,
245                 .chip_select     = 3,
246                 .controller_data = &spi_si3xxx_chip_info,
247         },
248
249         {
250                 .modalias        = "fxo-spi",
251                 .max_speed_hz    = 4,
252                 .bus_num         = 1,
253                 .chip_select     = 2,
254                 .controller_data = &spi_si3xxx_chip_info,
255         },
256 #endif
257 };
258
259 /* SPI (0) */
260 static struct resource bfin_spi0_resource[] = {
261         [0] = {
262                 .start = SPI0_REGBASE,
263                 .end   = SPI0_REGBASE + 0xFF,
264                 .flags = IORESOURCE_MEM,
265         },
266         [1] = {
267                 .start = CH_SPI,
268                 .end   = CH_SPI,
269                 .flags = IORESOURCE_DMA,
270         },
271         [2] = {
272                 .start = IRQ_SPI,
273                 .end   = IRQ_SPI,
274                 .flags = IORESOURCE_IRQ,
275         }
276 };
277
278
279 /* SPI controller data */
280 static struct bfin5xx_spi_master bfin_spi0_info = {
281         .num_chipselect = 8,
282         .enable_dma = 1,  /* master has the ability to do dma transfer */
283         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
284 };
285
286 static struct platform_device bfin_spi0_device = {
287         .name = "bfin-spi",
288         .id = 0, /* Bus number */
289         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
290         .resource = bfin_spi0_resource,
291         .dev = {
292                 .platform_data = &bfin_spi0_info, /* Passed to driver */
293         },
294 };
295 #endif  /* spi master and devices */
296
297 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
298 static struct platform_device bfin_fb_device = {
299         .name = "bf537-fb",
300 };
301 #endif
302
303 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
304 static struct resource bfin_uart_resources[] = {
305         {
306                 .start = 0xFFC00400,
307                 .end = 0xFFC004FF,
308                 .flags = IORESOURCE_MEM,
309         },
310 };
311
312 static struct platform_device bfin_uart_device = {
313         .name = "bfin-uart",
314         .id = 1,
315         .num_resources = ARRAY_SIZE(bfin_uart_resources),
316         .resource = bfin_uart_resources,
317 };
318 #endif
319
320 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
321 #ifdef CONFIG_BFIN_SIR0
322 static struct resource bfin_sir0_resources[] = {
323         {
324                 .start = 0xFFC00400,
325                 .end = 0xFFC004FF,
326                 .flags = IORESOURCE_MEM,
327         },
328         {
329                 .start = IRQ_UART0_RX,
330                 .end = IRQ_UART0_RX+1,
331                 .flags = IORESOURCE_IRQ,
332         },
333         {
334                 .start = CH_UART0_RX,
335                 .end = CH_UART0_RX+1,
336                 .flags = IORESOURCE_DMA,
337         },
338 };
339
340 static struct platform_device bfin_sir0_device = {
341         .name = "bfin_sir",
342         .id = 0,
343         .num_resources = ARRAY_SIZE(bfin_sir0_resources),
344         .resource = bfin_sir0_resources,
345 };
346 #endif
347 #endif
348
349 #if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE)
350
351 #include <linux/serial_8250.h>
352 #include <linux/serial.h>
353
354 /*
355  * Configuration for two 16550 UARTS in FPGA at addresses 0x20200000 and 0x202000010.
356  * running at half system clock, both with interrupt output or-ed to PF8. Change to
357  * suit different FPGA configuration, or to suit real 16550 UARTS connected to the bus
358  */
359
360 static struct plat_serial8250_port serial8250_platform_data [] = {
361         {
362                 .membase = (void *)0x20200000,
363                 .mapbase = 0x20200000,
364                 .irq = IRQ_PF8,
365                 .flags = UPF_BOOT_AUTOCONF | UART_CONFIG_TYPE,
366                 .iotype = UPIO_MEM,
367                 .regshift = 1,
368                 .uartclk = 66666667,
369         }, {
370                 .membase = (void *)0x20200010,
371                 .mapbase = 0x20200010,
372                 .irq = IRQ_PF8,
373                 .flags = UPF_BOOT_AUTOCONF | UART_CONFIG_TYPE,
374                 .iotype = UPIO_MEM,
375                 .regshift = 1,
376                 .uartclk = 66666667,
377         }, {
378         }
379 };
380
381 static struct platform_device serial8250_device = {
382         .id             = PLAT8250_DEV_PLATFORM,
383         .name           = "serial8250",
384         .dev            = {
385                 .platform_data = serial8250_platform_data,
386         },
387 };
388
389 #endif
390
391 #if defined(CONFIG_KEYBOARD_OPENCORES) || defined(CONFIG_KEYBOARD_OPENCORES_MODULE)
392
393 /*
394  * Configuration for one OpenCores keyboard controller in FPGA at address 0x20200030,
395  * interrupt output wired to PF9. Change to suit different FPGA configuration
396  */
397
398 static struct resource opencores_kbd_resources[] = {
399         [0] = {
400                 .start  = 0x20200030,
401                 .end    = 0x20300030 + 2,
402                 .flags  = IORESOURCE_MEM,
403         },
404         [1] = {
405                 .start  = IRQ_PF9,
406                 .end    = IRQ_PF9,
407                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
408         },
409 };
410
411 static struct platform_device opencores_kbd_device = {
412         .id             = -1,
413         .name           = "opencores-kbd",
414         .resource       = opencores_kbd_resources,
415         .num_resources  = ARRAY_SIZE(opencores_kbd_resources),
416 };
417 #endif
418
419 static struct platform_device *h8606_devices[] __initdata = {
420 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
421         &rtc_device,
422 #endif
423
424 #if     defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
425         &dm9000_device,
426 #endif
427
428 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
429         &smc91x_device,
430 #endif
431
432 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
433         &net2272_bfin_device,
434 #endif
435
436 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
437         &bfin_spi0_device,
438 #endif
439
440 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
441         &bfin_uart_device,
442 #endif
443
444 #if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE)
445         &serial8250_device,
446 #endif
447
448 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
449 #ifdef CONFIG_BFIN_SIR0
450         &bfin_sir0_device,
451 #endif
452 #endif
453
454 #if defined(CONFIG_KEYBOARD_OPENCORES) || defined(CONFIG_KEYBOARD_OPENCORES_MODULE)
455         &opencores_kbd_device,
456 #endif
457 };
458
459 static int __init H8606_init(void)
460 {
461         printk(KERN_INFO "HV Sistemas H8606 board support by http://www.hvsistemas.com\n");
462         printk(KERN_INFO "%s(): registering device resources\n", __func__);
463         platform_add_devices(h8606_devices, ARRAY_SIZE(h8606_devices));
464 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
465         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
466 #endif
467         return 0;
468 }
469
470 arch_initcall(H8606_init);