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/i2c.h>
40 #include <linux/interrupt.h>
41 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
42 #include <linux/usb/musb.h>
44 #include <asm/bfin5xx_spi.h>
50 #include <asm/portmux.h>
51 #include <asm/mach/bf54x_keys.h>
52 #include <linux/input.h>
53 #include <linux/spi/ad7877.h>
56 * Name the Board for the /proc/cpuinfo
58 const char bfin_board_name
[] = "ADSP-BF548-EZKIT";
61 * Driver needs to know address, irq and flag pin.
64 #if defined(CONFIG_FB_BF54X_LQ043) || defined(CONFIG_FB_BF54X_LQ043_MODULE)
66 #include <asm/mach/bf54x-lq043.h>
68 static struct bfin_bf54xfb_mach_info bf54x_lq043_data
= {
71 .xres
= {480, 480, 480},
72 .yres
= {272, 272, 272},
77 static struct resource bf54x_lq043_resources
[] = {
79 .start
= IRQ_EPPI0_ERR
,
81 .flags
= IORESOURCE_IRQ
,
85 static struct platform_device bf54x_lq043_device
= {
86 .name
= "bf54x-lq043",
88 .num_resources
= ARRAY_SIZE(bf54x_lq043_resources
),
89 .resource
= bf54x_lq043_resources
,
91 .platform_data
= &bf54x_lq043_data
,
96 #if defined(CONFIG_KEYBOARD_BFIN) || defined(CONFIG_KEYBOARD_BFIN_MODULE)
97 static const unsigned int bf548_keymap
[] = {
98 KEYVAL(0, 0, KEY_ENTER
),
99 KEYVAL(0, 1, KEY_HELP
),
101 KEYVAL(0, 3, KEY_BACKSPACE
),
102 KEYVAL(1, 0, KEY_TAB
),
106 KEYVAL(2, 0, KEY_DOWN
),
110 KEYVAL(3, 0, KEY_UP
),
116 static struct bfin_kpad_platform_data bf54x_kpad_data
= {
119 .keymap
= bf548_keymap
,
120 .keymapsize
= ARRAY_SIZE(bf548_keymap
),
122 .debounce_time
= 5000, /* ns (5ms) */
123 .coldrive_time
= 1000, /* ns (1ms) */
124 .keyup_test_interval
= 50, /* ms (50ms) */
127 static struct resource bf54x_kpad_resources
[] = {
131 .flags
= IORESOURCE_IRQ
,
135 static struct platform_device bf54x_kpad_device
= {
136 .name
= "bf54x-keys",
138 .num_resources
= ARRAY_SIZE(bf54x_kpad_resources
),
139 .resource
= bf54x_kpad_resources
,
141 .platform_data
= &bf54x_kpad_data
,
146 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
147 static struct platform_device rtc_device
= {
153 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
154 static struct resource bfin_uart_resources
[] = {
155 #ifdef CONFIG_SERIAL_BFIN_UART0
159 .flags
= IORESOURCE_MEM
,
162 #ifdef CONFIG_SERIAL_BFIN_UART1
166 .flags
= IORESOURCE_MEM
,
169 #ifdef CONFIG_SERIAL_BFIN_UART2
173 .flags
= IORESOURCE_MEM
,
176 #ifdef CONFIG_SERIAL_BFIN_UART3
180 .flags
= IORESOURCE_MEM
,
185 static struct platform_device bfin_uart_device
= {
188 .num_resources
= ARRAY_SIZE(bfin_uart_resources
),
189 .resource
= bfin_uart_resources
,
193 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
194 static struct resource bfin_sir_resources
[] = {
195 #ifdef CONFIG_BFIN_SIR0
199 .flags
= IORESOURCE_MEM
,
202 #ifdef CONFIG_BFIN_SIR1
206 .flags
= IORESOURCE_MEM
,
209 #ifdef CONFIG_BFIN_SIR2
213 .flags
= IORESOURCE_MEM
,
216 #ifdef CONFIG_BFIN_SIR3
220 .flags
= IORESOURCE_MEM
,
225 static struct platform_device bfin_sir_device
= {
228 .num_resources
= ARRAY_SIZE(bfin_sir_resources
),
229 .resource
= bfin_sir_resources
,
233 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
234 static struct resource smsc911x_resources
[] = {
236 .name
= "smsc911x-memory",
238 .end
= 0x24000000 + 0xFF,
239 .flags
= IORESOURCE_MEM
,
244 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_LOWLEVEL
,
247 static struct platform_device smsc911x_device
= {
250 .num_resources
= ARRAY_SIZE(smsc911x_resources
),
251 .resource
= smsc911x_resources
,
255 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
256 static struct resource musb_resources
[] = {
260 .flags
= IORESOURCE_MEM
,
262 [1] = { /* general IRQ */
263 .start
= IRQ_USB_INT0
,
265 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHLEVEL
,
267 [2] = { /* DMA IRQ */
268 .start
= IRQ_USB_DMA
,
270 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHLEVEL
,
274 static struct musb_hdrc_platform_data musb_plat
= {
275 #if defined(CONFIG_USB_MUSB_OTG)
277 #elif defined(CONFIG_USB_MUSB_HDRC_HCD)
279 #elif defined(CONFIG_USB_GADGET_MUSB_HDRC)
280 .mode
= MUSB_PERIPHERAL
,
285 static u64 musb_dmamask
= ~(u32
)0;
287 static struct platform_device musb_device
= {
291 .dma_mask
= &musb_dmamask
,
292 .coherent_dma_mask
= 0xffffffff,
293 .platform_data
= &musb_plat
,
295 .num_resources
= ARRAY_SIZE(musb_resources
),
296 .resource
= musb_resources
,
300 #if defined(CONFIG_PATA_BF54X) || defined(CONFIG_PATA_BF54X_MODULE)
301 static struct resource bfin_atapi_resources
[] = {
305 .flags
= IORESOURCE_MEM
,
308 .start
= IRQ_ATAPI_ERR
,
309 .end
= IRQ_ATAPI_ERR
,
310 .flags
= IORESOURCE_IRQ
,
314 static struct platform_device bfin_atapi_device
= {
315 .name
= "pata-bf54x",
317 .num_resources
= ARRAY_SIZE(bfin_atapi_resources
),
318 .resource
= bfin_atapi_resources
,
322 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
323 static struct mtd_partition partition_info
[] = {
325 .name
= "Linux Kernel",
330 .name
= "File System",
331 .offset
= MTDPART_OFS_APPEND
,
332 .size
= MTDPART_SIZ_FULL
,
336 static struct bf5xx_nand_platform bf5xx_nand_platform
= {
337 .page_size
= NFC_PG_SIZE_256
,
338 .data_width
= NFC_NWIDTH_8
,
339 .partitions
= partition_info
,
340 .nr_partitions
= ARRAY_SIZE(partition_info
),
345 static struct resource bf5xx_nand_resources
[] = {
349 .flags
= IORESOURCE_MEM
,
354 .flags
= IORESOURCE_IRQ
,
358 static struct platform_device bf5xx_nand_device
= {
359 .name
= "bf5xx-nand",
361 .num_resources
= ARRAY_SIZE(bf5xx_nand_resources
),
362 .resource
= bf5xx_nand_resources
,
364 .platform_data
= &bf5xx_nand_platform
,
369 #if defined(CONFIG_SDH_BFIN) || defined(CONFIG_SDH_BFIN_MODULE)
370 static struct platform_device bf54x_sdh_device
= {
376 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
377 static struct mtd_partition ezkit_partitions
[] = {
379 .name
= "Bootloader",
385 .offset
= MTDPART_OFS_APPEND
,
388 .size
= MTDPART_SIZ_FULL
,
389 .offset
= MTDPART_OFS_APPEND
,
393 static struct physmap_flash_data ezkit_flash_data
= {
395 .parts
= ezkit_partitions
,
396 .nr_parts
= ARRAY_SIZE(ezkit_partitions
),
399 static struct resource ezkit_flash_resource
= {
402 .flags
= IORESOURCE_MEM
,
405 static struct platform_device ezkit_flash_device
= {
406 .name
= "physmap-flash",
409 .platform_data
= &ezkit_flash_data
,
412 .resource
= &ezkit_flash_resource
,
416 #if defined(CONFIG_MTD_M25P80) \
417 || defined(CONFIG_MTD_M25P80_MODULE)
418 /* SPI flash chip (m25p16) */
419 static struct mtd_partition bfin_spi_flash_partitions
[] = {
421 .name
= "bootloader",
424 .mask_flags
= MTD_CAP_ROM
426 .name
= "linux kernel",
427 .size
= MTDPART_SIZ_FULL
,
428 .offset
= MTDPART_OFS_APPEND
,
432 static struct flash_platform_data bfin_spi_flash_data
= {
434 .parts
= bfin_spi_flash_partitions
,
435 .nr_parts
= ARRAY_SIZE(bfin_spi_flash_partitions
),
439 static struct bfin5xx_spi_chip spi_flash_chip_info
= {
440 .enable_dma
= 0, /* use dma transfer with this chip*/
442 .cs_change_per_word
= 0,
446 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
447 || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
448 static struct bfin5xx_spi_chip ad1836_spi_chip_info
= {
454 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
455 static struct bfin5xx_spi_chip spi_ad7877_chip_info
= {
456 .cs_change_per_word
= 0,
461 static const struct ad7877_platform_data bfin_ad7877_ts_info
= {
463 .vref_delay_usecs
= 50, /* internal, no capacitor */
466 .pressure_max
= 1000,
468 .stopacq_polarity
= 1,
469 .first_conversion_delay
= 3,
470 .acquisition_time
= 1,
472 .pen_down_acc_interval
= 1,
476 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
477 static struct bfin5xx_spi_chip spidev_chip_info
= {
483 static struct spi_board_info bfin_spi_board_info
[] __initdata
= {
484 #if defined(CONFIG_MTD_M25P80) \
485 || defined(CONFIG_MTD_M25P80_MODULE)
487 /* the modalias must be the same as spi device driver name */
488 .modalias
= "m25p80", /* Name of spi_driver for this device */
489 .max_speed_hz
= 25000000, /* max spi clock (SCK) speed in HZ */
490 .bus_num
= 0, /* Framework bus number */
491 .chip_select
= 1, /* SPI_SSEL1*/
492 .platform_data
= &bfin_spi_flash_data
,
493 .controller_data
= &spi_flash_chip_info
,
497 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
498 || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
500 .modalias
= "ad1836-spi",
501 .max_speed_hz
= 3125000, /* max spi clock (SCK) speed in HZ */
503 .chip_select
= CONFIG_SND_BLACKFIN_SPI_PFBIT
,
504 .controller_data
= &ad1836_spi_chip_info
,
507 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
509 .modalias
= "ad7877",
510 .platform_data
= &bfin_ad7877_ts_info
,
512 .max_speed_hz
= 12500000, /* max spi clock (SCK) speed in HZ */
515 .controller_data
= &spi_ad7877_chip_info
,
518 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
520 .modalias
= "spidev",
521 .max_speed_hz
= 3125000, /* max spi clock (SCK) speed in HZ */
524 .controller_data
= &spidev_chip_info
,
529 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
531 static struct resource bfin_spi0_resource
[] = {
533 .start
= SPI0_REGBASE
,
534 .end
= SPI0_REGBASE
+ 0xFF,
535 .flags
= IORESOURCE_MEM
,
540 .flags
= IORESOURCE_IRQ
,
545 static struct resource bfin_spi1_resource
[] = {
547 .start
= SPI1_REGBASE
,
548 .end
= SPI1_REGBASE
+ 0xFF,
549 .flags
= IORESOURCE_MEM
,
554 .flags
= IORESOURCE_IRQ
,
558 /* SPI controller data */
559 static struct bfin5xx_spi_master bf54x_spi_master_info0
= {
561 .enable_dma
= 1, /* master has the ability to do dma transfer */
562 .pin_req
= {P_SPI0_SCK
, P_SPI0_MISO
, P_SPI0_MOSI
, 0},
565 static struct platform_device bf54x_spi_master0
= {
567 .id
= 0, /* Bus number */
568 .num_resources
= ARRAY_SIZE(bfin_spi0_resource
),
569 .resource
= bfin_spi0_resource
,
571 .platform_data
= &bf54x_spi_master_info0
, /* Passed to driver */
575 static struct bfin5xx_spi_master bf54x_spi_master_info1
= {
577 .enable_dma
= 1, /* master has the ability to do dma transfer */
578 .pin_req
= {P_SPI1_SCK
, P_SPI1_MISO
, P_SPI1_MOSI
, 0},
581 static struct platform_device bf54x_spi_master1
= {
583 .id
= 1, /* Bus number */
584 .num_resources
= ARRAY_SIZE(bfin_spi1_resource
),
585 .resource
= bfin_spi1_resource
,
587 .platform_data
= &bf54x_spi_master_info1
, /* Passed to driver */
590 #endif /* spi master and devices */
592 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
593 static struct resource bfin_twi0_resource
[] = {
595 .start
= TWI0_REGBASE
,
596 .end
= TWI0_REGBASE
+ 0xFF,
597 .flags
= IORESOURCE_MEM
,
602 .flags
= IORESOURCE_IRQ
,
606 static struct platform_device i2c_bfin_twi0_device
= {
607 .name
= "i2c-bfin-twi",
609 .num_resources
= ARRAY_SIZE(bfin_twi0_resource
),
610 .resource
= bfin_twi0_resource
,
613 #if !defined(CONFIG_BF542) /* The BF542 only has 1 TWI */
614 static struct resource bfin_twi1_resource
[] = {
616 .start
= TWI1_REGBASE
,
617 .end
= TWI1_REGBASE
+ 0xFF,
618 .flags
= IORESOURCE_MEM
,
623 .flags
= IORESOURCE_IRQ
,
627 static struct platform_device i2c_bfin_twi1_device
= {
628 .name
= "i2c-bfin-twi",
630 .num_resources
= ARRAY_SIZE(bfin_twi1_resource
),
631 .resource
= bfin_twi1_resource
,
636 #ifdef CONFIG_I2C_BOARDINFO
637 static struct i2c_board_info __initdata bfin_i2c_board_info0
[] = {
640 #if !defined(CONFIG_BF542) /* The BF542 only has 1 TWI */
641 static struct i2c_board_info __initdata bfin_i2c_board_info1
[] = {
642 #if defined(CONFIG_TWI_LCD) || defined(CONFIG_TWI_LCD_MODULE)
644 I2C_BOARD_INFO("pcf8574_lcd", 0x22),
647 #if defined(CONFIG_TWI_KEYPAD) || defined(CONFIG_TWI_KEYPAD_MODULE)
649 I2C_BOARD_INFO("pcf8574_keypad", 0x27),
657 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
658 #include <linux/gpio_keys.h>
660 static struct gpio_keys_button bfin_gpio_keys_table
[] = {
661 {BTN_0
, GPIO_PB8
, 1, "gpio-keys: BTN0"},
662 {BTN_1
, GPIO_PB9
, 1, "gpio-keys: BTN1"},
663 {BTN_2
, GPIO_PB10
, 1, "gpio-keys: BTN2"},
664 {BTN_3
, GPIO_PB11
, 1, "gpio-keys: BTN3"},
667 static struct gpio_keys_platform_data bfin_gpio_keys_data
= {
668 .buttons
= bfin_gpio_keys_table
,
669 .nbuttons
= ARRAY_SIZE(bfin_gpio_keys_table
),
672 static struct platform_device bfin_device_gpiokeys
= {
675 .platform_data
= &bfin_gpio_keys_data
,
680 static struct resource bfin_gpios_resources
= {
682 .end
= MAX_BLACKFIN_GPIOS
- 1,
683 .flags
= IORESOURCE_IRQ
,
686 static struct platform_device bfin_gpios_device
= {
687 .name
= "simple-gpio",
690 .resource
= &bfin_gpios_resources
,
693 static const unsigned int cclk_vlev_datasheet
[] =
696 * Internal VLEV BF54XSBBC1533
697 ****temporarily using these values until data sheet is updated
699 VRPAIR(VLEV_085
, 150000000),
700 VRPAIR(VLEV_090
, 250000000),
701 VRPAIR(VLEV_110
, 276000000),
702 VRPAIR(VLEV_115
, 301000000),
703 VRPAIR(VLEV_120
, 525000000),
704 VRPAIR(VLEV_125
, 550000000),
705 VRPAIR(VLEV_130
, 600000000),
708 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data
= {
709 .tuple_tab
= cclk_vlev_datasheet
,
710 .tabsize
= ARRAY_SIZE(cclk_vlev_datasheet
),
711 .vr_settling_time
= 25 /* us */,
714 static struct platform_device bfin_dpmc
= {
717 .platform_data
= &bfin_dmpc_vreg_data
,
721 static struct platform_device
*ezkit_devices
[] __initdata
= {
725 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
729 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
733 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
737 #if defined(CONFIG_FB_BF54X_LQ043) || defined(CONFIG_FB_BF54X_LQ043_MODULE)
741 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
745 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
749 #if defined(CONFIG_PATA_BF54X) || defined(CONFIG_PATA_BF54X_MODULE)
753 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
757 #if defined(CONFIG_SDH_BFIN) || defined(CONFIG_SDH_BFIN_MODULE)
761 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
766 #if defined(CONFIG_KEYBOARD_BFIN) || defined(CONFIG_KEYBOARD_BFIN_MODULE)
770 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
771 &i2c_bfin_twi0_device
,
772 #if !defined(CONFIG_BF542)
773 &i2c_bfin_twi1_device
,
777 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
778 &bfin_device_gpiokeys
,
783 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
788 static int __init
ezkit_init(void)
790 printk(KERN_INFO
"%s(): registering device resources\n", __func__
);
792 #ifdef CONFIG_I2C_BOARDINFO
793 i2c_register_board_info(0, bfin_i2c_board_info0
,
794 ARRAY_SIZE(bfin_i2c_board_info0
));
795 #if !defined(CONFIG_BF542) /* The BF542 only has 1 TWI */
796 i2c_register_board_info(1, bfin_i2c_board_info1
,
797 ARRAY_SIZE(bfin_i2c_board_info1
));
801 platform_add_devices(ezkit_devices
, ARRAY_SIZE(ezkit_devices
));
803 spi_register_board_info(bfin_spi_board_info
, ARRAY_SIZE(bfin_spi_board_info
));
808 arch_initcall(ezkit_init
);