summaryrefslogtreecommitdiffstats
path: root/arch/blackfin/mach-bf533/boards/H8606.c
blob: 6c2b47fe4fe4254339a5cb0ec64bd488c8a87778 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
/*
 * File:         arch/blackfin/mach-bf533/H8606.c
 * Based on:     arch/blackfin/mach-bf533/stamp.c
 * Author:       Javier Herrero <jherrero@hvsistemas.es>
 *
 * Created:      2007
 * Description:  Board Info File for the HV Sistemas H8606 board
 *
 * Modified:
 *               Copyright 2005 National ICT Australia (NICTA)
 *               Copyright 2004-2006 Analog Devices Inc
 *		 Copyright 2007,2008 HV Sistemas S.L.
 *
 * Bugs:         Enter bugs at http://blackfin.uclinux.org/
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, see the file COPYING, or write
 * to the Free Software Foundation, Inc.,
 * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

#include <linux/device.h>
#include <linux/platform_device.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/spi/spi.h>
#include <linux/spi/flash.h>
#if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
#include <linux/usb/isp1362.h>
#endif
#include <linux/irq.h>

#include <asm/dma.h>
#include <asm/bfin5xx_spi.h>
#include <asm/reboot.h>
#include <asm/portmux.h>

/*
 * Name the Board for the /proc/cpuinfo
 */
const char bfin_board_name[] = "HV Sistemas H8606";

#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
static struct platform_device rtc_device = {
	.name = "rtc-bfin",
	.id   = -1,
};
#endif

/*
*  Driver needs to know address, irq and flag pin.
 */
 #if	defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
static struct resource dm9000_resources[] = {
	[0] = {
		.start	= 0x20300000,
		.end	= 0x20300002,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= 0x20300004,
		.end	= 0x20300006,
		.flags	= IORESOURCE_MEM,
	},
	[2] = {
		.start	= IRQ_PF10,
		.end	= IRQ_PF10,
		.flags	= (IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE | IRQF_SHARED | IRQF_TRIGGER_HIGH),
	},
};

static struct platform_device dm9000_device = {
    .id			= 0,
    .name		= "dm9000",
    .resource		= dm9000_resources,
    .num_resources	= ARRAY_SIZE(dm9000_resources),
};
#endif

#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
#include <linux/smc91x.h>

static struct smc91x_platdata smc91x_info = {
	.flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
	.leda = RPC_LED_100_10,
	.ledb = RPC_LED_TX_RX,
};

static struct resource smc91x_resources[] = {
	{
		.name = "smc91x-regs",
		.start = 0x20300300,
		.end = 0x20300300 + 16,
		.flags = IORESOURCE_MEM,
	}, {
		.start = IRQ_PROG_INTB,
		.end = IRQ_PROG_INTB,
		.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
	}, {
		.start = IRQ_PF7,
		.end = IRQ_PF7,
		.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
	},
};

static struct platform_device smc91x_device = {
	.name = "smc91x",
	.id = 0,
	.num_resources = ARRAY_SIZE(smc91x_resources),
	.resource = smc91x_resources,
	.dev	= {
		.platform_data	= &smc91x_info,
	},
};
#endif

#if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
static struct resource net2272_bfin_resources[] = {
	{
		.start = 0x20300000,
		.end = 0x20300000 + 0x100,
		.flags = IORESOURCE_MEM,
	}, {
		.start = IRQ_PF10,
		.end = IRQ_PF10,
		.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
	},
};

static struct platform_device net2272_bfin_device = {
	.name = "net2272",
	.id = -1,
	.num_resources = ARRAY_SIZE(net2272_bfin_resources),
	.resource = net2272_bfin_resources,
};
#endif

#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
/* all SPI peripherals info goes here */

#if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
static struct mtd_partition bfin_spi_flash_partitions[] = {
	{
		.name = "bootloader (spi)",
		.size = 0x40000,
		.offset = 0,
		.mask_flags = MTD_CAP_ROM
	}, {
		.name = "fpga (spi)",
		.size =   0x30000,
		.offset = 0x40000
	}, {
		.name = "linux kernel (spi)",
		.size =   0x150000,
		.offset =  0x70000
	}, {
		.name = "jffs2 root file system (spi)",
		.size =   0x640000,
		.offset = 0x1c0000,
	}
};

static struct flash_platform_data bfin_spi_flash_data = {
	.name = "m25p80",
	.parts = bfin_spi_flash_partitions,
	.nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
	.type = "m25p64",
};

/* SPI flash chip (m25p64) */
static struct bfin5xx_spi_chip spi_flash_chip_info = {
	.enable_dma = 0,         /* use dma transfer with this chip*/
	.bits_per_word = 8,
};
#endif

#if defined(CONFIG_BFIN_SPI_ADC) || defined(CONFIG_BFIN_SPI_ADC_MODULE)
/* SPI ADC chip */
static struct bfin5xx_spi_chip spi_adc_chip_info = {
	.ctl_reg = 0x1000,
	.enable_dma = 1,         /* use dma transfer with this chip*/
	.bits_per_word = 16,
};
#endif

#if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
	.ctl_reg = 0x1000,
	.enable_dma = 0,
	.bits_per_word = 16,
};
#endif

/* Notice: for blackfin, the speed_hz is the value of register
 * SPI_BAUD, not the real baudrate */
static struct spi_board_info bfin_spi_board_info[] __initdata = {
#if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
	{
		/* the modalias must be the same as spi device driver name */
		.modalias = "m25p80", /* Name of spi_driver for this device */
		/* this value is the baudrate divisor */
		.max_speed_hz = 50000000, /* actual baudrate is SCLK/(2xspeed_hz) */
		.bus_num = 0, /* Framework bus number */
		.chip_select = 2, /* Framework chip select. On STAMP537 it is SPISSEL2*/
		.platform_data = &bfin_spi_flash_data,
		.controller_data = &spi_flash_chip_info,
		.mode = SPI_MODE_3,
	},
#endif

#if defined(CONFIG_BFIN_SPI_ADC) || defined(CONFIG_BFIN_SPI_ADC_MODULE)
	{
		.modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
		.max_speed_hz = 4,     /* actual baudrate is SCLK/(2xspeed_hz) */
		.bus_num = 1, /* Framework bus number */
		.chip_select = 1, /* Framework chip select. */
		.platform_data = NULL, /* No spi_driver specific config */
		.controller_data = &spi_adc_chip_info,
	},
#endif

#if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
	{
		.modalias = "ad1836",
		.max_speed_hz = 16,
		.bus_num = 1,
		.chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
		.controller_data = &ad1836_spi_chip_info,
	},
#endif

};

/* SPI (0) */
static struct resource bfin_spi0_resource[] = {
	[0] = {
		.start = SPI0_REGBASE,
		.end   = SPI0_REGBASE + 0xFF,
		.flags = IORESOURCE_MEM,
	},
	[1] = {
		.start = CH_SPI,
		.end   = CH_SPI,
		.flags = IORESOURCE_DMA,
	},
	[2] = {
		.start = IRQ_SPI,
		.end   = IRQ_SPI,
		.flags = IORESOURCE_IRQ,
	}
};


/* SPI controller data */
static struct bfin5xx_spi_master bfin_spi0_info = {
	.num_chipselect = 8,
	.enable_dma = 1,  /* master has the ability to do dma transfer */
	.pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
};

static struct platform_device bfin_spi0_device = {
	.name = "bfin-spi",
	.id = 0, /* Bus number */
	.num_resources = ARRAY_SIZE(bfin_spi0_resource),
	.resource = bfin_spi0_resource,
	.dev = {
		.platform_data = &bfin_spi0_info, /* Passed to driver */
	},
};
#endif  /* spi master and devices */

#if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
static struct platform_device bfin_fb_device = {
	.name = "bf537-fb",
};
#endif

#if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
static struct resource bfin_uart_resources[] = {
	{
		.start = 0xFFC00400,
		.end = 0xFFC004FF,
		.flags = IORESOURCE_MEM,
	},
};

static struct platform_device bfin_uart_device = {
	.name = "bfin-uart",
	.id = 1,
	.num_resources = ARRAY_SIZE(bfin_uart_resources),
	.resource = bfin_uart_resources,
};
#endif

#if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
#ifdef CONFIG_BFIN_SIR0
static struct resource bfin_sir0_resources[] = {
	{
		.start = 0xFFC00400,
		.end = 0xFFC004FF,
		.flags = IORESOURCE_MEM,
	},
	{
		.start = IRQ_UART0_RX,
		.end = IRQ_UART0_RX+1,
		.flags = IORESOURCE_IRQ,
	},
	{
		.start = CH_UART0_RX,
		.end = CH_UART0_RX+1,
		.flags = IORESOURCE_DMA,
	},
};

static struct platform_device bfin_sir0_device = {
	.name = "bfin_sir",
	.id = 0,
	.num_resources = ARRAY_SIZE(bfin_sir0_resources),
	.resource = bfin_sir0_resources,
};
#endif
#endif

#if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE)

#include <linux/serial_8250.h>
#include <linux/serial.h>

/*
 * Configuration for two 16550 UARTS in FPGA at addresses 0x20200000 and 0x202000010.
 * running at half system clock, both with interrupt output or-ed to PF8. Change to
 * suit different FPGA configuration, or to suit real 16550 UARTS connected to the bus
 */

static struct plat_serial8250_port serial8250_platform_data [] = {
	{
		.membase = (void *)0x20200000,
		.mapbase = 0x20200000,
		.irq = IRQ_PF8,
		.flags = UPF_BOOT_AUTOCONF | UART_CONFIG_TYPE,
		.iotype = UPIO_MEM,
		.regshift = 1,
		.uartclk = 66666667,
	}, {
		.membase = (void *)0x20200010,
		.mapbase = 0x20200010,
		.irq = IRQ_PF8,
		.flags = UPF_BOOT_AUTOCONF | UART_CONFIG_TYPE,
		.iotype = UPIO_MEM,
		.regshift = 1,
		.uartclk = 66666667,
	}, {
	}
};

static struct platform_device serial8250_device = {
	.id		= PLAT8250_DEV_PLATFORM,
	.name		= "serial8250",
	.dev		= {
		.platform_data = serial8250_platform_data,
	},
};

#endif

#if defined(CONFIG_KEYBOARD_OPENCORES) || defined(CONFIG_KEYBOARD_OPENCORES_MODULE)

/*
 * Configuration for one OpenCores keyboard controller in FPGA at address 0x20200030,
 * interrupt output wired to PF9. Change to suit different FPGA configuration
 */

static struct resource opencores_kbd_resources[] = {
	[0] = {
		.start	= 0x20200030,
		.end	= 0x20300030 + 2,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= IRQ_PF9,
		.end	= IRQ_PF9,
		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
	},
};

static struct platform_device opencores_kbd_device = {
	.id		= -1,
	.name		= "opencores-kbd",
	.resource	= opencores_kbd_resources,
	.num_resources	= ARRAY_SIZE(opencores_kbd_resources),
};
#endif

static struct platform_device *h8606_devices[] __initdata = {
#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
	&rtc_device,
#endif

#if	defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
	&dm9000_device,
#endif

#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
	&smc91x_device,
#endif

#if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
	&net2272_bfin_device,
#endif

#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
	&bfin_spi0_device,
#endif

#if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
	&bfin_uart_device,
#endif

#if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE)
	&serial8250_device,
#endif

#if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
#ifdef CONFIG_BFIN_SIR0
	&bfin_sir0_device,
#endif
#endif

#if defined(CONFIG_KEYBOARD_OPENCORES) || defined(CONFIG_KEYBOARD_OPENCORES_MODULE)
	&opencores_kbd_device,
#endif
};

static int __init H8606_init(void)
{
	printk(KERN_INFO "HV Sistemas H8606 board support by http://www.hvsistemas.com\n");
	printk(KERN_INFO "%s(): registering device resources\n", __func__);
	platform_add_devices(h8606_devices, ARRAY_SIZE(h8606_devices));
#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
	spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
#endif
	return 0;
}

arch_initcall(H8606_init);