2 * File: arch/blackfin/mach-bf537/boards/generic_board.c
3 * Based on: arch/blackfin/mach-bf533/boards/ezkit.c
4 * Author: Aidan Williams <aidan@nicta.com.au>
10 * Copyright 2005 National ICT Australia (NICTA)
11 * Copyright 2004-2008 Analog Devices Inc.
13 * Bugs: Enter bugs at http://blackfin.uclinux.org/
15 * This program is free software; you can redistribute it and/or modify
16 * it under the terms of the GNU General Public License as published by
17 * the Free Software Foundation; either version 2 of the License, or
18 * (at your option) any later version.
20 * This program is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
25 * You should have received a copy of the GNU General Public License
26 * along with this program; if not, see the file COPYING, or write
27 * to the Free Software Foundation, Inc.,
28 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
31 #include <linux/device.h>
32 #include <linux/etherdevice.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>
41 #include <linux/ata_platform.h>
42 #include <linux/irq.h>
43 #include <linux/interrupt.h>
44 #include <linux/usb/sl811.h>
46 #include <asm/bfin5xx_spi.h>
47 #include <asm/reboot.h>
48 #include <asm/portmux.h>
49 #include <linux/spi/ad7877.h>
52 * Name the Board for the /proc/cpuinfo
54 const char bfin_board_name
[] = "GENERIC Board";
57 * Driver needs to know address, irq and flag pin.
60 #define ISP1761_BASE 0x203C0000
61 #define ISP1761_IRQ IRQ_PF7
63 #if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE)
64 static struct resource bfin_isp1761_resources
[] = {
66 .name
= "isp1761-regs",
67 .start
= ISP1761_BASE
+ 0x00000000,
68 .end
= ISP1761_BASE
+ 0x000fffff,
69 .flags
= IORESOURCE_MEM
,
74 .flags
= IORESOURCE_IRQ
,
78 static struct platform_device bfin_isp1761_device
= {
81 .num_resources
= ARRAY_SIZE(bfin_isp1761_resources
),
82 .resource
= bfin_isp1761_resources
,
85 static struct platform_device
*bfin_isp1761_devices
[] = {
89 int __init
bfin_isp1761_init(void)
91 unsigned int num_devices
= ARRAY_SIZE(bfin_isp1761_devices
);
93 printk(KERN_INFO
"%s(): registering device resources\n", __FUNCTION__
);
94 set_irq_type(ISP1761_IRQ
, IRQF_TRIGGER_FALLING
);
96 return platform_add_devices(bfin_isp1761_devices
, num_devices
);
99 void __exit
bfin_isp1761_exit(void)
101 platform_device_unregister(&bfin_isp1761_device
);
104 arch_initcall(bfin_isp1761_init
);
107 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
108 static struct resource bfin_pcmcia_cf_resources
[] = {
110 .start
= 0x20310000, /* IO PORT */
112 .flags
= IORESOURCE_MEM
,
114 .start
= 0x20311000, /* Attribute Memory */
116 .flags
= IORESOURCE_MEM
,
120 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_LOWLEVEL
,
122 .start
= 6, /* Card Detect PF6 */
124 .flags
= IORESOURCE_IRQ
,
128 static struct platform_device bfin_pcmcia_cf_device
= {
129 .name
= "bfin_cf_pcmcia",
131 .num_resources
= ARRAY_SIZE(bfin_pcmcia_cf_resources
),
132 .resource
= bfin_pcmcia_cf_resources
,
136 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
137 static struct platform_device rtc_device
= {
143 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
144 static struct resource smc91x_resources
[] = {
146 .name
= "smc91x-regs",
148 .end
= 0x20300300 + 16,
149 .flags
= IORESOURCE_MEM
,
154 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHLEVEL
,
157 static struct platform_device smc91x_device
= {
160 .num_resources
= ARRAY_SIZE(smc91x_resources
),
161 .resource
= smc91x_resources
,
165 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
166 static struct resource dm9000_resources
[] = {
169 .end
= 0x203FB800 + 8,
170 .flags
= IORESOURCE_MEM
,
175 .flags
= (IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHEDGE
),
179 static struct platform_device dm9000_device
= {
182 .num_resources
= ARRAY_SIZE(dm9000_resources
),
183 .resource
= dm9000_resources
,
187 #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
188 static struct resource sl811_hcd_resources
[] = {
192 .flags
= IORESOURCE_MEM
,
196 .flags
= IORESOURCE_MEM
,
198 .start
= CONFIG_USB_SL811_BFIN_IRQ
,
199 .end
= CONFIG_USB_SL811_BFIN_IRQ
,
200 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHLEVEL
,
204 #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
205 void sl811_port_power(struct device
*dev
, int is_on
)
207 gpio_request(CONFIG_USB_SL811_BFIN_GPIO_VBUS
, "usb:SL811_VBUS");
208 gpio_direction_output(CONFIG_USB_SL811_BFIN_GPIO_VBUS
, is_on
);
213 static struct sl811_platform_data sl811_priv
= {
215 .power
= 250, /* == 500mA */
216 #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
217 .port_power
= &sl811_port_power
,
221 static struct platform_device sl811_hcd_device
= {
225 .platform_data
= &sl811_priv
,
227 .num_resources
= ARRAY_SIZE(sl811_hcd_resources
),
228 .resource
= sl811_hcd_resources
,
232 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
233 static struct resource isp1362_hcd_resources
[] = {
237 .flags
= IORESOURCE_MEM
,
241 .flags
= IORESOURCE_MEM
,
243 .start
= CONFIG_USB_ISP1362_BFIN_GPIO_IRQ
,
244 .end
= CONFIG_USB_ISP1362_BFIN_GPIO_IRQ
,
245 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHLEVEL
,
249 static struct isp1362_platform_data isp1362_priv
= {
254 .int_edge_triggered
= 0,
255 .remote_wakeup_connected
= 0,
256 .no_power_switching
= 1,
257 .power_switching_mode
= 0,
260 static struct platform_device isp1362_hcd_device
= {
261 .name
= "isp1362-hcd",
264 .platform_data
= &isp1362_priv
,
266 .num_resources
= ARRAY_SIZE(isp1362_hcd_resources
),
267 .resource
= isp1362_hcd_resources
,
271 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
272 static struct platform_device bfin_mac_device
= {
277 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
278 static struct resource net2272_bfin_resources
[] = {
281 .end
= 0x20300000 + 0x100,
282 .flags
= IORESOURCE_MEM
,
286 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHLEVEL
,
290 static struct platform_device net2272_bfin_device
= {
293 .num_resources
= ARRAY_SIZE(net2272_bfin_resources
),
294 .resource
= net2272_bfin_resources
,
298 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
299 /* all SPI peripherals info goes here */
301 #if defined(CONFIG_MTD_M25P80) \
302 || defined(CONFIG_MTD_M25P80_MODULE)
303 static struct mtd_partition bfin_spi_flash_partitions
[] = {
305 .name
= "bootloader",
308 .mask_flags
= MTD_CAP_ROM
314 .name
= "file system",
316 .offset
= 0x00100000,
320 static struct flash_platform_data bfin_spi_flash_data
= {
322 .parts
= bfin_spi_flash_partitions
,
323 .nr_parts
= ARRAY_SIZE(bfin_spi_flash_partitions
),
327 /* SPI flash chip (m25p64) */
328 static struct bfin5xx_spi_chip spi_flash_chip_info
= {
329 .enable_dma
= 0, /* use dma transfer with this chip*/
334 #if defined(CONFIG_SPI_ADC_BF533) \
335 || defined(CONFIG_SPI_ADC_BF533_MODULE)
337 static struct bfin5xx_spi_chip spi_adc_chip_info
= {
338 .enable_dma
= 1, /* use dma transfer with this chip*/
343 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
344 || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
345 static struct bfin5xx_spi_chip ad1836_spi_chip_info
= {
351 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
352 static struct bfin5xx_spi_chip ad9960_spi_chip_info
= {
358 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
359 static struct bfin5xx_spi_chip spi_mmc_chip_info
= {
365 #if defined(CONFIG_PBX)
366 static struct bfin5xx_spi_chip spi_si3xxx_chip_info
= {
367 .ctl_reg
= 0x4, /* send zero */
370 .cs_change_per_word
= 1,
374 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
375 static struct bfin5xx_spi_chip spi_ad7877_chip_info
= {
380 static const struct ad7877_platform_data bfin_ad7877_ts_info
= {
382 .vref_delay_usecs
= 50, /* internal, no capacitor */
385 .pressure_max
= 1000,
387 .stopacq_polarity
= 1,
388 .first_conversion_delay
= 3,
389 .acquisition_time
= 1,
391 .pen_down_acc_interval
= 1,
395 static struct spi_board_info bfin_spi_board_info
[] __initdata
= {
396 #if defined(CONFIG_MTD_M25P80) \
397 || defined(CONFIG_MTD_M25P80_MODULE)
399 /* the modalias must be the same as spi device driver name */
400 .modalias
= "m25p80", /* Name of spi_driver for this device */
401 .max_speed_hz
= 25000000, /* max spi clock (SCK) speed in HZ */
402 .bus_num
= 0, /* Framework bus number */
403 .chip_select
= 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
404 .platform_data
= &bfin_spi_flash_data
,
405 .controller_data
= &spi_flash_chip_info
,
410 #if defined(CONFIG_SPI_ADC_BF533) \
411 || defined(CONFIG_SPI_ADC_BF533_MODULE)
413 .modalias
= "bfin_spi_adc", /* Name of spi_driver for this device */
414 .max_speed_hz
= 6250000, /* max spi clock (SCK) speed in HZ */
415 .bus_num
= 0, /* Framework bus number */
416 .chip_select
= 1, /* Framework chip select. */
417 .platform_data
= NULL
, /* No spi_driver specific config */
418 .controller_data
= &spi_adc_chip_info
,
422 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
423 || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
425 .modalias
= "ad1836-spi",
426 .max_speed_hz
= 3125000, /* max spi clock (SCK) speed in HZ */
428 .chip_select
= CONFIG_SND_BLACKFIN_SPI_PFBIT
,
429 .controller_data
= &ad1836_spi_chip_info
,
432 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
434 .modalias
= "ad9960-spi",
435 .max_speed_hz
= 10000000, /* max spi clock (SCK) speed in HZ */
438 .controller_data
= &ad9960_spi_chip_info
,
441 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
443 .modalias
= "spi_mmc_dummy",
444 .max_speed_hz
= 25000000, /* max spi clock (SCK) speed in HZ */
447 .platform_data
= NULL
,
448 .controller_data
= &spi_mmc_chip_info
,
452 .modalias
= "spi_mmc",
453 .max_speed_hz
= 25000000, /* max spi clock (SCK) speed in HZ */
455 .chip_select
= CONFIG_SPI_MMC_CS_CHAN
,
456 .platform_data
= NULL
,
457 .controller_data
= &spi_mmc_chip_info
,
461 #if defined(CONFIG_PBX)
463 .modalias
= "fxs-spi",
464 .max_speed_hz
= 12500000, /* max spi clock (SCK) speed in HZ */
466 .chip_select
= 8 - CONFIG_J11_JUMPER
,
467 .controller_data
= &spi_si3xxx_chip_info
,
471 .modalias
= "fxo-spi",
472 .max_speed_hz
= 12500000, /* max spi clock (SCK) speed in HZ */
474 .chip_select
= 8 - CONFIG_J19_JUMPER
,
475 .controller_data
= &spi_si3xxx_chip_info
,
479 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
481 .modalias
= "ad7877",
482 .platform_data
= &bfin_ad7877_ts_info
,
484 .max_speed_hz
= 12500000, /* max spi clock (SCK) speed in HZ */
487 .controller_data
= &spi_ad7877_chip_info
,
492 /* SPI controller data */
493 static struct bfin5xx_spi_master bfin_spi0_info
= {
495 .enable_dma
= 1, /* master has the ability to do dma transfer */
496 .pin_req
= {P_SPI0_SCK
, P_SPI0_MISO
, P_SPI0_MOSI
, 0},
500 static struct resource bfin_spi0_resource
[] = {
502 .start
= SPI0_REGBASE
,
503 .end
= SPI0_REGBASE
+ 0xFF,
504 .flags
= IORESOURCE_MEM
,
509 .flags
= IORESOURCE_IRQ
,
513 static struct platform_device bfin_spi0_device
= {
515 .id
= 0, /* Bus number */
516 .num_resources
= ARRAY_SIZE(bfin_spi0_resource
),
517 .resource
= bfin_spi0_resource
,
519 .platform_data
= &bfin_spi0_info
, /* Passed to driver */
522 #endif /* spi master and devices */
524 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
525 static struct platform_device bfin_fb_device
= {
526 .name
= "bf537-lq035",
530 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
531 static struct platform_device bfin_fb_adv7393_device
= {
532 .name
= "bfin-adv7393",
536 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
537 static struct resource bfin_uart_resources
[] = {
541 .flags
= IORESOURCE_MEM
,
545 .flags
= IORESOURCE_MEM
,
549 static struct platform_device bfin_uart_device
= {
552 .num_resources
= ARRAY_SIZE(bfin_uart_resources
),
553 .resource
= bfin_uart_resources
,
557 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
558 static struct resource bfin_twi0_resource
[] = {
560 .start
= TWI0_REGBASE
,
561 .end
= TWI0_REGBASE
+ 0xFF,
562 .flags
= IORESOURCE_MEM
,
567 .flags
= IORESOURCE_IRQ
,
571 static struct platform_device i2c_bfin_twi_device
= {
572 .name
= "i2c-bfin-twi",
574 .num_resources
= ARRAY_SIZE(bfin_twi0_resource
),
575 .resource
= bfin_twi0_resource
,
579 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
580 static struct platform_device bfin_sport0_uart_device
= {
581 .name
= "bfin-sport-uart",
585 static struct platform_device bfin_sport1_uart_device
= {
586 .name
= "bfin-sport-uart",
591 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
594 static struct pata_platform_info bfin_pata_platform_data
= {
596 .irq_type
= IRQF_TRIGGER_HIGH
| IRQF_DISABLED
,
599 static struct resource bfin_pata_resources
[] = {
603 .flags
= IORESOURCE_MEM
,
608 .flags
= IORESOURCE_MEM
,
613 .flags
= IORESOURCE_IRQ
,
617 static struct platform_device bfin_pata_device
= {
618 .name
= "pata_platform",
620 .num_resources
= ARRAY_SIZE(bfin_pata_resources
),
621 .resource
= bfin_pata_resources
,
623 .platform_data
= &bfin_pata_platform_data
,
628 static struct platform_device
*stamp_devices
[] __initdata
= {
629 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
630 &bfin_pcmcia_cf_device
,
633 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
637 #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
641 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
645 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
649 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
653 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
657 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
658 &net2272_bfin_device
,
661 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
665 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
669 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
670 &bfin_fb_adv7393_device
,
673 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
677 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
678 &i2c_bfin_twi_device
,
681 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
682 &bfin_sport0_uart_device
,
683 &bfin_sport1_uart_device
,
686 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
691 static int __init
stamp_init(void)
693 printk(KERN_INFO
"%s(): registering device resources\n", __FUNCTION__
);
694 platform_add_devices(stamp_devices
, ARRAY_SIZE(stamp_devices
));
695 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
696 spi_register_board_info(bfin_spi_board_info
,
697 ARRAY_SIZE(bfin_spi_board_info
));
700 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
701 irq_desc
[PATA_INT
].status
|= IRQ_NOAUTOEN
;
706 arch_initcall(stamp_init
);
708 void native_machine_restart(char *cmd
)
710 /* workaround reboot hang when booting from SPI */
711 if ((bfin_read_SYSCR() & 0x7) == 0x3)
712 bfin_gpio_reset_spi0_ssel1();
715 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
716 void bfin_get_ether_addr(char *addr
)
718 random_ether_addr(addr
);
719 printk(KERN_WARNING
"%s:%s: Setting Ethernet MAC to a random one\n", __FILE__
, __func__
);
721 EXPORT_SYMBOL(bfin_get_ether_addr
);