2 * File: arch/blackfin/mach-bf537/boards/stamp.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 2004-2006 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/platform_device.h>
33 #include <linux/mtd/mtd.h>
34 #include <linux/mtd/partitions.h>
35 #include <linux/mtd/physmap.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
[] = "ADDS-BF537-STAMP";
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_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
108 #include <linux/input.h>
109 #include <linux/gpio_keys.h>
111 static struct gpio_keys_button bfin_gpio_keys_table
[] = {
112 {BTN_0
, GPIO_PF2
, 1, "gpio-keys: BTN0"},
113 {BTN_1
, GPIO_PF3
, 1, "gpio-keys: BTN1"},
114 {BTN_2
, GPIO_PF4
, 1, "gpio-keys: BTN2"},
115 {BTN_3
, GPIO_PF5
, 1, "gpio-keys: BTN3"},
118 static struct gpio_keys_platform_data bfin_gpio_keys_data
= {
119 .buttons
= bfin_gpio_keys_table
,
120 .nbuttons
= ARRAY_SIZE(bfin_gpio_keys_table
),
123 static struct platform_device bfin_device_gpiokeys
= {
126 .platform_data
= &bfin_gpio_keys_data
,
131 static struct resource bfin_gpios_resources
= {
133 .end
= MAX_BLACKFIN_GPIOS
- 1,
134 .flags
= IORESOURCE_IRQ
,
137 static struct platform_device bfin_gpios_device
= {
138 .name
= "simple-gpio",
141 .resource
= &bfin_gpios_resources
,
144 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
145 static struct resource bfin_pcmcia_cf_resources
[] = {
147 .start
= 0x20310000, /* IO PORT */
149 .flags
= IORESOURCE_MEM
,
151 .start
= 0x20311000, /* Attribute Memory */
153 .flags
= IORESOURCE_MEM
,
157 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_LOWLEVEL
,
159 .start
= 6, /* Card Detect PF6 */
161 .flags
= IORESOURCE_IRQ
,
165 static struct platform_device bfin_pcmcia_cf_device
= {
166 .name
= "bfin_cf_pcmcia",
168 .num_resources
= ARRAY_SIZE(bfin_pcmcia_cf_resources
),
169 .resource
= bfin_pcmcia_cf_resources
,
173 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
174 static struct platform_device rtc_device
= {
180 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
181 static struct resource smc91x_resources
[] = {
183 .name
= "smc91x-regs",
185 .end
= 0x20300300 + 16,
186 .flags
= IORESOURCE_MEM
,
191 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHLEVEL
,
194 static struct platform_device smc91x_device
= {
197 .num_resources
= ARRAY_SIZE(smc91x_resources
),
198 .resource
= smc91x_resources
,
202 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
203 static struct resource dm9000_resources
[] = {
206 .end
= 0x203FB800 + 8,
207 .flags
= IORESOURCE_MEM
,
212 .flags
= (IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHEDGE
),
216 static struct platform_device dm9000_device
= {
219 .num_resources
= ARRAY_SIZE(dm9000_resources
),
220 .resource
= dm9000_resources
,
224 #if defined(CONFIG_AX88180) || defined(CONFIG_AX88180_MODULE)
225 static struct resource ax88180_resources
[] = {
228 .end
= 0x20300000 + 0x8000,
229 .flags
= IORESOURCE_MEM
,
234 .flags
= (IORESOURCE_IRQ
| IORESOURCE_IRQ_LOWLEVEL
),
238 static struct platform_device ax88180_device
= {
241 .num_resources
= ARRAY_SIZE(ax88180_resources
),
242 .resource
= ax88180_resources
,
246 #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
247 static struct resource sl811_hcd_resources
[] = {
251 .flags
= IORESOURCE_MEM
,
255 .flags
= IORESOURCE_MEM
,
257 .start
= CONFIG_USB_SL811_BFIN_IRQ
,
258 .end
= CONFIG_USB_SL811_BFIN_IRQ
,
259 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHLEVEL
,
263 #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
264 void sl811_port_power(struct device
*dev
, int is_on
)
266 gpio_request(CONFIG_USB_SL811_BFIN_GPIO_VBUS
, "usb:SL811_VBUS");
267 gpio_direction_output(CONFIG_USB_SL811_BFIN_GPIO_VBUS
, is_on
);
271 static struct sl811_platform_data sl811_priv
= {
273 .power
= 250, /* == 500mA */
274 #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
275 .port_power
= &sl811_port_power
,
279 static struct platform_device sl811_hcd_device
= {
283 .platform_data
= &sl811_priv
,
285 .num_resources
= ARRAY_SIZE(sl811_hcd_resources
),
286 .resource
= sl811_hcd_resources
,
290 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
291 static struct resource isp1362_hcd_resources
[] = {
295 .flags
= IORESOURCE_MEM
,
299 .flags
= IORESOURCE_MEM
,
301 .start
= CONFIG_USB_ISP1362_BFIN_GPIO_IRQ
,
302 .end
= CONFIG_USB_ISP1362_BFIN_GPIO_IRQ
,
303 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHLEVEL
,
307 static struct isp1362_platform_data isp1362_priv
= {
312 .int_edge_triggered
= 0,
313 .remote_wakeup_connected
= 0,
314 .no_power_switching
= 1,
315 .power_switching_mode
= 0,
318 static struct platform_device isp1362_hcd_device
= {
319 .name
= "isp1362-hcd",
322 .platform_data
= &isp1362_priv
,
324 .num_resources
= ARRAY_SIZE(isp1362_hcd_resources
),
325 .resource
= isp1362_hcd_resources
,
329 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
330 static struct platform_device bfin_mac_device
= {
335 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
336 static struct resource net2272_bfin_resources
[] = {
339 .end
= 0x20300000 + 0x100,
340 .flags
= IORESOURCE_MEM
,
344 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHLEVEL
,
348 static struct platform_device net2272_bfin_device
= {
351 .num_resources
= ARRAY_SIZE(net2272_bfin_resources
),
352 .resource
= net2272_bfin_resources
,
356 static struct mtd_partition stamp_partitions
[] = {
358 .name
= "Bootloader",
364 .offset
= MTDPART_OFS_APPEND
,
367 .size
= 0x400000 - 0x40000 - 0xE0000 - 0x10000,
368 .offset
= MTDPART_OFS_APPEND
,
370 .name
= "MAC Address",
371 .size
= MTDPART_SIZ_FULL
,
373 .mask_flags
= MTD_WRITEABLE
,
377 static struct physmap_flash_data stamp_flash_data
= {
379 .parts
= stamp_partitions
,
380 .nr_parts
= ARRAY_SIZE(stamp_partitions
),
383 static struct resource stamp_flash_resource
= {
386 .flags
= IORESOURCE_MEM
,
389 static struct platform_device stamp_flash_device
= {
390 .name
= "physmap-flash",
393 .platform_data
= &stamp_flash_data
,
396 .resource
= &stamp_flash_resource
,
399 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
400 /* all SPI peripherals info goes here */
402 #if defined(CONFIG_MTD_M25P80) \
403 || defined(CONFIG_MTD_M25P80_MODULE)
404 static struct mtd_partition bfin_spi_flash_partitions
[] = {
406 .name
= "bootloader",
409 .mask_flags
= MTD_CAP_ROM
413 .offset
= MTDPART_OFS_APPEND
,
415 .name
= "file system",
416 .size
= MTDPART_SIZ_FULL
,
417 .offset
= MTDPART_OFS_APPEND
,
421 static struct flash_platform_data bfin_spi_flash_data
= {
423 .parts
= bfin_spi_flash_partitions
,
424 .nr_parts
= ARRAY_SIZE(bfin_spi_flash_partitions
),
428 /* SPI flash chip (m25p64) */
429 static struct bfin5xx_spi_chip spi_flash_chip_info
= {
430 .enable_dma
= 0, /* use dma transfer with this chip*/
435 #if defined(CONFIG_SPI_ADC_BF533) \
436 || defined(CONFIG_SPI_ADC_BF533_MODULE)
438 static struct bfin5xx_spi_chip spi_adc_chip_info
= {
439 .enable_dma
= 1, /* use dma transfer with this chip*/
444 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
445 || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
446 static struct bfin5xx_spi_chip ad1836_spi_chip_info
= {
452 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
453 static struct bfin5xx_spi_chip ad9960_spi_chip_info
= {
459 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
460 static struct bfin5xx_spi_chip spi_mmc_chip_info
= {
466 #if defined(CONFIG_PBX)
467 static struct bfin5xx_spi_chip spi_si3xxx_chip_info
= {
468 .ctl_reg
= 0x4, /* send zero */
471 .cs_change_per_word
= 1,
475 #if defined(CONFIG_AD5304) || defined(CONFIG_AD5304_MODULE)
476 static struct bfin5xx_spi_chip ad5304_chip_info
= {
482 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
483 static struct bfin5xx_spi_chip spi_ad7877_chip_info
= {
488 static const struct ad7877_platform_data bfin_ad7877_ts_info
= {
490 .vref_delay_usecs
= 50, /* internal, no capacitor */
493 .pressure_max
= 1000,
495 .stopacq_polarity
= 1,
496 .first_conversion_delay
= 3,
497 .acquisition_time
= 1,
499 .pen_down_acc_interval
= 1,
503 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
504 static struct bfin5xx_spi_chip spidev_chip_info
= {
510 static struct spi_board_info bfin_spi_board_info
[] __initdata
= {
511 #if defined(CONFIG_MTD_M25P80) \
512 || defined(CONFIG_MTD_M25P80_MODULE)
514 /* the modalias must be the same as spi device driver name */
515 .modalias
= "m25p80", /* Name of spi_driver for this device */
516 .max_speed_hz
= 25000000, /* max spi clock (SCK) speed in HZ */
517 .bus_num
= 0, /* Framework bus number */
518 .chip_select
= 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
519 .platform_data
= &bfin_spi_flash_data
,
520 .controller_data
= &spi_flash_chip_info
,
525 #if defined(CONFIG_SPI_ADC_BF533) \
526 || defined(CONFIG_SPI_ADC_BF533_MODULE)
528 .modalias
= "bfin_spi_adc", /* Name of spi_driver for this device */
529 .max_speed_hz
= 6250000, /* max spi clock (SCK) speed in HZ */
530 .bus_num
= 0, /* Framework bus number */
531 .chip_select
= 1, /* Framework chip select. */
532 .platform_data
= NULL
, /* No spi_driver specific config */
533 .controller_data
= &spi_adc_chip_info
,
537 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
538 || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
540 .modalias
= "ad1836-spi",
541 .max_speed_hz
= 3125000, /* max spi clock (SCK) speed in HZ */
543 .chip_select
= CONFIG_SND_BLACKFIN_SPI_PFBIT
,
544 .controller_data
= &ad1836_spi_chip_info
,
547 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
549 .modalias
= "ad9960-spi",
550 .max_speed_hz
= 10000000, /* max spi clock (SCK) speed in HZ */
553 .controller_data
= &ad9960_spi_chip_info
,
556 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
558 .modalias
= "spi_mmc_dummy",
559 .max_speed_hz
= 20000000, /* max spi clock (SCK) speed in HZ */
562 .platform_data
= NULL
,
563 .controller_data
= &spi_mmc_chip_info
,
567 .modalias
= "spi_mmc",
568 .max_speed_hz
= 20000000, /* max spi clock (SCK) speed in HZ */
570 .chip_select
= CONFIG_SPI_MMC_CS_CHAN
,
571 .platform_data
= NULL
,
572 .controller_data
= &spi_mmc_chip_info
,
576 #if defined(CONFIG_PBX)
578 .modalias
= "fxs-spi",
579 .max_speed_hz
= 12500000, /* max spi clock (SCK) speed in HZ */
581 .chip_select
= 8 - CONFIG_J11_JUMPER
,
582 .controller_data
= &spi_si3xxx_chip_info
,
586 .modalias
= "fxo-spi",
587 .max_speed_hz
= 12500000, /* max spi clock (SCK) speed in HZ */
589 .chip_select
= 8 - CONFIG_J19_JUMPER
,
590 .controller_data
= &spi_si3xxx_chip_info
,
594 #if defined(CONFIG_AD5304) || defined(CONFIG_AD5304_MODULE)
596 .modalias
= "ad5304_spi",
597 .max_speed_hz
= 1250000, /* max spi clock (SCK) speed in HZ */
600 .platform_data
= NULL
,
601 .controller_data
= &ad5304_chip_info
,
605 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
607 .modalias
= "ad7877",
608 .platform_data
= &bfin_ad7877_ts_info
,
610 .max_speed_hz
= 12500000, /* max spi clock (SCK) speed in HZ */
613 .controller_data
= &spi_ad7877_chip_info
,
616 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
618 .modalias
= "spidev",
619 .max_speed_hz
= 3125000, /* max spi clock (SCK) speed in HZ */
622 .controller_data
= &spidev_chip_info
,
627 /* SPI controller data */
628 static struct bfin5xx_spi_master bfin_spi0_info
= {
630 .enable_dma
= 1, /* master has the ability to do dma transfer */
631 .pin_req
= {P_SPI0_SCK
, P_SPI0_MISO
, P_SPI0_MOSI
, 0},
635 static struct resource bfin_spi0_resource
[] = {
637 .start
= SPI0_REGBASE
,
638 .end
= SPI0_REGBASE
+ 0xFF,
639 .flags
= IORESOURCE_MEM
,
644 .flags
= IORESOURCE_IRQ
,
648 static struct platform_device bfin_spi0_device
= {
650 .id
= 0, /* Bus number */
651 .num_resources
= ARRAY_SIZE(bfin_spi0_resource
),
652 .resource
= bfin_spi0_resource
,
654 .platform_data
= &bfin_spi0_info
, /* Passed to driver */
657 #endif /* spi master and devices */
659 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
660 static struct platform_device bfin_fb_device
= {
661 .name
= "bf537-lq035",
665 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
666 static struct platform_device bfin_fb_adv7393_device
= {
667 .name
= "bfin-adv7393",
671 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
672 static struct resource bfin_uart_resources
[] = {
673 #ifdef CONFIG_SERIAL_BFIN_UART0
677 .flags
= IORESOURCE_MEM
,
680 #ifdef CONFIG_SERIAL_BFIN_UART1
684 .flags
= IORESOURCE_MEM
,
689 static struct platform_device bfin_uart_device
= {
692 .num_resources
= ARRAY_SIZE(bfin_uart_resources
),
693 .resource
= bfin_uart_resources
,
697 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
698 static struct resource bfin_twi0_resource
[] = {
700 .start
= TWI0_REGBASE
,
702 .flags
= IORESOURCE_MEM
,
707 .flags
= IORESOURCE_IRQ
,
711 static struct platform_device i2c_bfin_twi_device
= {
712 .name
= "i2c-bfin-twi",
714 .num_resources
= ARRAY_SIZE(bfin_twi0_resource
),
715 .resource
= bfin_twi0_resource
,
719 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
720 static struct platform_device bfin_sport0_uart_device
= {
721 .name
= "bfin-sport-uart",
725 static struct platform_device bfin_sport1_uart_device
= {
726 .name
= "bfin-sport-uart",
731 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
734 static struct pata_platform_info bfin_pata_platform_data
= {
736 .irq_flags
= IRQF_TRIGGER_HIGH
| IRQF_DISABLED
,
739 static struct resource bfin_pata_resources
[] = {
743 .flags
= IORESOURCE_MEM
,
748 .flags
= IORESOURCE_MEM
,
753 .flags
= IORESOURCE_IRQ
,
757 static struct platform_device bfin_pata_device
= {
758 .name
= "pata_platform",
760 .num_resources
= ARRAY_SIZE(bfin_pata_resources
),
761 .resource
= bfin_pata_resources
,
763 .platform_data
= &bfin_pata_platform_data
,
768 static struct platform_device
*stamp_devices
[] __initdata
= {
769 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
770 &bfin_pcmcia_cf_device
,
773 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
777 #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
781 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
785 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
789 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
793 #if defined(CONFIG_AX88180) || defined(CONFIG_AX88180_MODULE)
797 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
801 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
802 &net2272_bfin_device
,
805 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
809 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
813 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
814 &bfin_fb_adv7393_device
,
817 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
821 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
822 &i2c_bfin_twi_device
,
825 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
826 &bfin_sport0_uart_device
,
827 &bfin_sport1_uart_device
,
830 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
834 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
835 &bfin_device_gpiokeys
,
842 static int __init
stamp_init(void)
844 printk(KERN_INFO
"%s(): registering device resources\n", __FUNCTION__
);
845 platform_add_devices(stamp_devices
, ARRAY_SIZE(stamp_devices
));
846 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
847 spi_register_board_info(bfin_spi_board_info
,
848 ARRAY_SIZE(bfin_spi_board_info
));
851 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
852 irq_desc
[PATA_INT
].status
|= IRQ_NOAUTOEN
;
857 arch_initcall(stamp_init
);
859 void native_machine_restart(char *cmd
)
861 /* workaround reboot hang when booting from SPI */
862 if ((bfin_read_SYSCR() & 0x7) == 0x3)
863 bfin_gpio_reset_spi0_ssel1();
867 * Currently the MAC address is saved in Flash by U-Boot
869 #define FLASH_MAC 0x203f0000
870 void bfin_get_ether_addr(char *addr
)
872 *(u32
*)(&(addr
[0])) = bfin_read32(FLASH_MAC
);
873 *(u16
*)(&(addr
[4])) = bfin_read16(FLASH_MAC
+ 4);
875 EXPORT_SYMBOL(bfin_get_ether_addr
);