2 * File: arch/blackfin/mach-bf548/boards/ezkit.c
3 * Based on: arch/blackfin/mach-bf537/boards/ezkit.c
4 * Author: Aidan Williams <aidan@nicta.com.au>
10 * Copyright 2005 National ICT Australia (NICTA)
11 * Copyright 2004-2007 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 #include <linux/irq.h>
39 #include <linux/interrupt.h>
40 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
41 #include <linux/usb/musb.h>
43 #include <asm/bfin5xx_spi.h>
48 #include <asm/portmux.h>
49 #include <asm/mach/bf54x_keys.h>
50 #include <linux/input.h>
51 #include <linux/spi/ad7877.h>
54 * Name the Board for the /proc/cpuinfo
56 const char bfin_board_name
[] = "ADSP-BF548-EZKIT";
59 * Driver needs to know address, irq and flag pin.
62 #if defined(CONFIG_FB_BF54X_LQ043) || defined(CONFIG_FB_BF54X_LQ043_MODULE)
64 #include <asm/mach/bf54x-lq043.h>
66 static struct bfin_bf54xfb_mach_info bf54x_lq043_data
= {
69 .xres
= {480, 480, 480},
70 .yres
= {272, 272, 272},
75 static struct resource bf54x_lq043_resources
[] = {
77 .start
= IRQ_EPPI0_ERR
,
79 .flags
= IORESOURCE_IRQ
,
83 static struct platform_device bf54x_lq043_device
= {
84 .name
= "bf54x-lq043",
86 .num_resources
= ARRAY_SIZE(bf54x_lq043_resources
),
87 .resource
= bf54x_lq043_resources
,
89 .platform_data
= &bf54x_lq043_data
,
94 #if defined(CONFIG_KEYBOARD_BFIN) || defined(CONFIG_KEYBOARD_BFIN_MODULE)
95 static const unsigned int bf548_keymap
[] = {
96 KEYVAL(0, 0, KEY_ENTER
),
97 KEYVAL(0, 1, KEY_HELP
),
99 KEYVAL(0, 3, KEY_BACKSPACE
),
100 KEYVAL(1, 0, KEY_TAB
),
104 KEYVAL(2, 0, KEY_DOWN
),
108 KEYVAL(3, 0, KEY_UP
),
114 static struct bfin_kpad_platform_data bf54x_kpad_data
= {
117 .keymap
= bf548_keymap
,
118 .keymapsize
= ARRAY_SIZE(bf548_keymap
),
120 .debounce_time
= 5000, /* ns (5ms) */
121 .coldrive_time
= 1000, /* ns (1ms) */
122 .keyup_test_interval
= 50, /* ms (50ms) */
125 static struct resource bf54x_kpad_resources
[] = {
129 .flags
= IORESOURCE_IRQ
,
133 static struct platform_device bf54x_kpad_device
= {
134 .name
= "bf54x-keys",
136 .num_resources
= ARRAY_SIZE(bf54x_kpad_resources
),
137 .resource
= bf54x_kpad_resources
,
139 .platform_data
= &bf54x_kpad_data
,
144 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
145 static struct platform_device rtc_device
= {
151 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
152 static struct resource bfin_uart_resources
[] = {
153 #ifdef CONFIG_SERIAL_BFIN_UART0
157 .flags
= IORESOURCE_MEM
,
160 #ifdef CONFIG_SERIAL_BFIN_UART1
164 .flags
= IORESOURCE_MEM
,
167 #ifdef CONFIG_SERIAL_BFIN_UART2
171 .flags
= IORESOURCE_MEM
,
174 #ifdef CONFIG_SERIAL_BFIN_UART3
182 static struct platform_device bfin_uart_device
= {
185 .num_resources
= ARRAY_SIZE(bfin_uart_resources
),
186 .resource
= bfin_uart_resources
,
190 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
191 static struct resource smsc911x_resources
[] = {
193 .name
= "smsc911x-memory",
195 .end
= 0x24000000 + 0xFF,
196 .flags
= IORESOURCE_MEM
,
201 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_LOWLEVEL
,
204 static struct platform_device smsc911x_device
= {
207 .num_resources
= ARRAY_SIZE(smsc911x_resources
),
208 .resource
= smsc911x_resources
,
212 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
213 static struct resource musb_resources
[] = {
217 .flags
= IORESOURCE_MEM
,
219 [1] = { /* general IRQ */
220 .start
= IRQ_USB_INT0
,
222 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHLEVEL
,
224 [2] = { /* DMA IRQ */
225 .start
= IRQ_USB_DMA
,
227 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHLEVEL
,
231 static struct musb_hdrc_platform_data musb_plat
= {
232 #if defined(CONFIG_USB_MUSB_OTG)
234 #elif defined(CONFIG_USB_MUSB_HDRC_HCD)
236 #elif defined(CONFIG_USB_GADGET_MUSB_HDRC)
237 .mode
= MUSB_PERIPHERAL
,
242 static u64 musb_dmamask
= ~(u32
)0;
244 static struct platform_device musb_device
= {
248 .dma_mask
= &musb_dmamask
,
249 .coherent_dma_mask
= 0xffffffff,
250 .platform_data
= &musb_plat
,
252 .num_resources
= ARRAY_SIZE(musb_resources
),
253 .resource
= musb_resources
,
257 #if defined(CONFIG_PATA_BF54X) || defined(CONFIG_PATA_BF54X_MODULE)
258 static struct resource bfin_atapi_resources
[] = {
262 .flags
= IORESOURCE_MEM
,
265 .start
= IRQ_ATAPI_ERR
,
266 .end
= IRQ_ATAPI_ERR
,
267 .flags
= IORESOURCE_IRQ
,
271 static struct platform_device bfin_atapi_device
= {
272 .name
= "pata-bf54x",
274 .num_resources
= ARRAY_SIZE(bfin_atapi_resources
),
275 .resource
= bfin_atapi_resources
,
279 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
280 static struct mtd_partition partition_info
[] = {
282 .name
= "Linux Kernel",
287 .name
= "File System",
288 .offset
= MTDPART_OFS_APPEND
,
289 .size
= MTDPART_SIZ_FULL
,
293 static struct bf5xx_nand_platform bf5xx_nand_platform
= {
294 .page_size
= NFC_PG_SIZE_256
,
295 .data_width
= NFC_NWIDTH_8
,
296 .partitions
= partition_info
,
297 .nr_partitions
= ARRAY_SIZE(partition_info
),
302 static struct resource bf5xx_nand_resources
[] = {
306 .flags
= IORESOURCE_MEM
,
311 .flags
= IORESOURCE_IRQ
,
315 static struct platform_device bf5xx_nand_device
= {
316 .name
= "bf5xx-nand",
318 .num_resources
= ARRAY_SIZE(bf5xx_nand_resources
),
319 .resource
= bf5xx_nand_resources
,
321 .platform_data
= &bf5xx_nand_platform
,
326 #if defined(CONFIG_SDH_BFIN) || defined(CONFIG_SDH_BFIN_MODULE)
327 static struct platform_device bf54x_sdh_device
= {
333 static struct mtd_partition ezkit_partitions
[] = {
335 .name
= "Bootloader",
341 .offset
= MTDPART_OFS_APPEND
,
344 .size
= MTDPART_SIZ_FULL
,
345 .offset
= MTDPART_OFS_APPEND
,
349 static struct physmap_flash_data ezkit_flash_data
= {
351 .parts
= ezkit_partitions
,
352 .nr_parts
= ARRAY_SIZE(ezkit_partitions
),
355 static struct resource ezkit_flash_resource
= {
358 .flags
= IORESOURCE_MEM
,
361 static struct platform_device ezkit_flash_device
= {
362 .name
= "physmap-flash",
365 .platform_data
= &ezkit_flash_data
,
368 .resource
= &ezkit_flash_resource
,
371 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
372 /* all SPI peripherals info goes here */
373 #if defined(CONFIG_MTD_M25P80) \
374 || defined(CONFIG_MTD_M25P80_MODULE)
375 /* SPI flash chip (m25p16) */
376 static struct mtd_partition bfin_spi_flash_partitions
[] = {
378 .name
= "bootloader",
381 .mask_flags
= MTD_CAP_ROM
383 .name
= "linux kernel",
384 .size
= MTDPART_SIZ_FULL
,
385 .offset
= MTDPART_OFS_APPEND
,
389 static struct flash_platform_data bfin_spi_flash_data
= {
391 .parts
= bfin_spi_flash_partitions
,
392 .nr_parts
= ARRAY_SIZE(bfin_spi_flash_partitions
),
396 static struct bfin5xx_spi_chip spi_flash_chip_info
= {
397 .enable_dma
= 0, /* use dma transfer with this chip*/
399 .cs_change_per_word
= 0,
403 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
404 static struct bfin5xx_spi_chip spi_ad7877_chip_info
= {
405 .cs_change_per_word
= 0,
410 static const struct ad7877_platform_data bfin_ad7877_ts_info
= {
412 .vref_delay_usecs
= 50, /* internal, no capacitor */
415 .pressure_max
= 1000,
417 .stopacq_polarity
= 1,
418 .first_conversion_delay
= 3,
419 .acquisition_time
= 1,
421 .pen_down_acc_interval
= 1,
425 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
426 static struct bfin5xx_spi_chip spidev_chip_info
= {
432 static struct spi_board_info bf54x_spi_board_info
[] __initdata
= {
433 #if defined(CONFIG_MTD_M25P80) \
434 || defined(CONFIG_MTD_M25P80_MODULE)
436 /* the modalias must be the same as spi device driver name */
437 .modalias
= "m25p80", /* Name of spi_driver for this device */
438 .max_speed_hz
= 25000000, /* max spi clock (SCK) speed in HZ */
439 .bus_num
= 0, /* Framework bus number */
440 .chip_select
= 1, /* SPI_SSEL1*/
441 .platform_data
= &bfin_spi_flash_data
,
442 .controller_data
= &spi_flash_chip_info
,
446 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
448 .modalias
= "ad7877",
449 .platform_data
= &bfin_ad7877_ts_info
,
451 .max_speed_hz
= 12500000, /* max spi clock (SCK) speed in HZ */
454 .controller_data
= &spi_ad7877_chip_info
,
457 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
459 .modalias
= "spidev",
460 .max_speed_hz
= 3125000, /* max spi clock (SCK) speed in HZ */
463 .controller_data
= &spidev_chip_info
,
469 static struct resource bfin_spi0_resource
[] = {
471 .start
= SPI0_REGBASE
,
472 .end
= SPI0_REGBASE
+ 0xFF,
473 .flags
= IORESOURCE_MEM
,
478 .flags
= IORESOURCE_IRQ
,
483 static struct resource bfin_spi1_resource
[] = {
485 .start
= SPI1_REGBASE
,
486 .end
= SPI1_REGBASE
+ 0xFF,
487 .flags
= IORESOURCE_MEM
,
492 .flags
= IORESOURCE_IRQ
,
496 /* SPI controller data */
497 static struct bfin5xx_spi_master bf54x_spi_master_info0
= {
499 .enable_dma
= 1, /* master has the ability to do dma transfer */
500 .pin_req
= {P_SPI0_SCK
, P_SPI0_MISO
, P_SPI0_MOSI
, 0},
503 static struct platform_device bf54x_spi_master0
= {
505 .id
= 0, /* Bus number */
506 .num_resources
= ARRAY_SIZE(bfin_spi0_resource
),
507 .resource
= bfin_spi0_resource
,
509 .platform_data
= &bf54x_spi_master_info0
, /* Passed to driver */
513 static struct bfin5xx_spi_master bf54x_spi_master_info1
= {
515 .enable_dma
= 1, /* master has the ability to do dma transfer */
516 .pin_req
= {P_SPI1_SCK
, P_SPI1_MISO
, P_SPI1_MOSI
, 0},
519 static struct platform_device bf54x_spi_master1
= {
521 .id
= 1, /* Bus number */
522 .num_resources
= ARRAY_SIZE(bfin_spi1_resource
),
523 .resource
= bfin_spi1_resource
,
525 .platform_data
= &bf54x_spi_master_info1
, /* Passed to driver */
528 #endif /* spi master and devices */
530 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
531 static struct resource bfin_twi0_resource
[] = {
533 .start
= TWI0_REGBASE
,
534 .end
= TWI0_REGBASE
+ 0xFF,
535 .flags
= IORESOURCE_MEM
,
540 .flags
= IORESOURCE_IRQ
,
544 static struct platform_device i2c_bfin_twi0_device
= {
545 .name
= "i2c-bfin-twi",
547 .num_resources
= ARRAY_SIZE(bfin_twi0_resource
),
548 .resource
= bfin_twi0_resource
,
551 #if !defined(CONFIG_BF542) /* The BF542 only has 1 TWI */
552 static struct resource bfin_twi1_resource
[] = {
554 .start
= TWI1_REGBASE
,
555 .end
= TWI1_REGBASE
+ 0xFF,
556 .flags
= IORESOURCE_MEM
,
561 .flags
= IORESOURCE_IRQ
,
565 static struct platform_device i2c_bfin_twi1_device
= {
566 .name
= "i2c-bfin-twi",
568 .num_resources
= ARRAY_SIZE(bfin_twi1_resource
),
569 .resource
= bfin_twi1_resource
,
574 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
575 #include <linux/gpio_keys.h>
577 static struct gpio_keys_button bfin_gpio_keys_table
[] = {
578 {BTN_0
, GPIO_PB8
, 1, "gpio-keys: BTN0"},
579 {BTN_1
, GPIO_PB9
, 1, "gpio-keys: BTN1"},
580 {BTN_2
, GPIO_PB10
, 1, "gpio-keys: BTN2"},
581 {BTN_3
, GPIO_PB11
, 1, "gpio-keys: BTN3"},
584 static struct gpio_keys_platform_data bfin_gpio_keys_data
= {
585 .buttons
= bfin_gpio_keys_table
,
586 .nbuttons
= ARRAY_SIZE(bfin_gpio_keys_table
),
589 static struct platform_device bfin_device_gpiokeys
= {
592 .platform_data
= &bfin_gpio_keys_data
,
597 static struct resource bfin_gpios_resources
= {
599 .end
= MAX_BLACKFIN_GPIOS
- 1,
600 .flags
= IORESOURCE_IRQ
,
603 static struct platform_device bfin_gpios_device
= {
604 .name
= "simple-gpio",
607 .resource
= &bfin_gpios_resources
,
610 static struct platform_device
*ezkit_devices
[] __initdata
= {
611 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
615 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
619 #if defined(CONFIG_FB_BF54X_LQ043) || defined(CONFIG_FB_BF54X_LQ043_MODULE)
623 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
627 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
631 #if defined(CONFIG_PATA_BF54X) || defined(CONFIG_PATA_BF54X_MODULE)
635 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
639 #if defined(CONFIG_SDH_BFIN) || defined(CONFIG_SDH_BFIN_MODULE)
643 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
648 #if defined(CONFIG_KEYBOARD_BFIN) || defined(CONFIG_KEYBOARD_BFIN_MODULE)
652 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
653 &i2c_bfin_twi0_device
,
654 #if !defined(CONFIG_BF542)
655 &i2c_bfin_twi1_device
,
659 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
660 &bfin_device_gpiokeys
,
667 static int __init
ezkit_init(void)
669 printk(KERN_INFO
"%s(): registering device resources\n", __FUNCTION__
);
670 platform_add_devices(ezkit_devices
, ARRAY_SIZE(ezkit_devices
));
672 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
673 spi_register_board_info(bf54x_spi_board_info
,
674 ARRAY_SIZE(bf54x_spi_board_info
));
680 arch_initcall(ezkit_init
);