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
184 static struct platform_device bfin_uart_device = {
187 .num_resources = ARRAY_SIZE(bfin_uart_resources),
188 .resource = bfin_uart_resources,
192 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
193 static struct resource bfin_sir_resources[] = {
194 #ifdef CONFIG_BFIN_SIR0
198 .flags = IORESOURCE_MEM,
201 #ifdef CONFIG_BFIN_SIR1
205 .flags = IORESOURCE_MEM,
208 #ifdef CONFIG_BFIN_SIR2
212 .flags = IORESOURCE_MEM,
215 #ifdef CONFIG_BFIN_SIR3
219 .flags = IORESOURCE_MEM,
224 static struct platform_device bfin_sir_device = {
227 .num_resources = ARRAY_SIZE(bfin_sir_resources),
228 .resource = bfin_sir_resources,
232 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
233 static struct resource smsc911x_resources[] = {
235 .name = "smsc911x-memory",
237 .end = 0x24000000 + 0xFF,
238 .flags = IORESOURCE_MEM,
243 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
246 static struct platform_device smsc911x_device = {
249 .num_resources = ARRAY_SIZE(smsc911x_resources),
250 .resource = smsc911x_resources,
254 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
255 static struct resource musb_resources[] = {
259 .flags = IORESOURCE_MEM,
261 [1] = { /* general IRQ */
262 .start = IRQ_USB_INT0,
264 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
266 [2] = { /* DMA IRQ */
267 .start = IRQ_USB_DMA,
269 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
273 static struct musb_hdrc_platform_data musb_plat = {
274 #if defined(CONFIG_USB_MUSB_OTG)
276 #elif defined(CONFIG_USB_MUSB_HDRC_HCD)
278 #elif defined(CONFIG_USB_GADGET_MUSB_HDRC)
279 .mode = MUSB_PERIPHERAL,
284 static u64 musb_dmamask = ~(u32)0;
286 static struct platform_device musb_device = {
290 .dma_mask = &musb_dmamask,
291 .coherent_dma_mask = 0xffffffff,
292 .platform_data = &musb_plat,
294 .num_resources = ARRAY_SIZE(musb_resources),
295 .resource = musb_resources,
299 #if defined(CONFIG_PATA_BF54X) || defined(CONFIG_PATA_BF54X_MODULE)
300 static struct resource bfin_atapi_resources[] = {
304 .flags = IORESOURCE_MEM,
307 .start = IRQ_ATAPI_ERR,
308 .end = IRQ_ATAPI_ERR,
309 .flags = IORESOURCE_IRQ,
313 static struct platform_device bfin_atapi_device = {
314 .name = "pata-bf54x",
316 .num_resources = ARRAY_SIZE(bfin_atapi_resources),
317 .resource = bfin_atapi_resources,
321 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
322 static struct mtd_partition partition_info[] = {
324 .name = "Linux Kernel",
329 .name = "File System",
330 .offset = MTDPART_OFS_APPEND,
331 .size = MTDPART_SIZ_FULL,
335 static struct bf5xx_nand_platform bf5xx_nand_platform = {
336 .page_size = NFC_PG_SIZE_256,
337 .data_width = NFC_NWIDTH_8,
338 .partitions = partition_info,
339 .nr_partitions = ARRAY_SIZE(partition_info),
344 static struct resource bf5xx_nand_resources[] = {
348 .flags = IORESOURCE_MEM,
353 .flags = IORESOURCE_IRQ,
357 static struct platform_device bf5xx_nand_device = {
358 .name = "bf5xx-nand",
360 .num_resources = ARRAY_SIZE(bf5xx_nand_resources),
361 .resource = bf5xx_nand_resources,
363 .platform_data = &bf5xx_nand_platform,
368 #if defined(CONFIG_SDH_BFIN) || defined(CONFIG_SDH_BFIN_MODULE)
369 static struct platform_device bf54x_sdh_device = {
375 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
376 static struct mtd_partition ezkit_partitions[] = {
378 .name = "Bootloader",
384 .offset = MTDPART_OFS_APPEND,
387 .size = MTDPART_SIZ_FULL,
388 .offset = MTDPART_OFS_APPEND,
392 static struct physmap_flash_data ezkit_flash_data = {
394 .parts = ezkit_partitions,
395 .nr_parts = ARRAY_SIZE(ezkit_partitions),
398 static struct resource ezkit_flash_resource = {
401 .flags = IORESOURCE_MEM,
404 static struct platform_device ezkit_flash_device = {
405 .name = "physmap-flash",
408 .platform_data = &ezkit_flash_data,
411 .resource = &ezkit_flash_resource,
415 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
416 /* all SPI peripherals info goes here */
417 #if defined(CONFIG_MTD_M25P80) \
418 || defined(CONFIG_MTD_M25P80_MODULE)
419 /* SPI flash chip (m25p16) */
420 static struct mtd_partition bfin_spi_flash_partitions[] = {
422 .name = "bootloader",
425 .mask_flags = MTD_CAP_ROM
427 .name = "linux kernel",
428 .size = MTDPART_SIZ_FULL,
429 .offset = MTDPART_OFS_APPEND,
433 static struct flash_platform_data bfin_spi_flash_data = {
435 .parts = bfin_spi_flash_partitions,
436 .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
440 static struct bfin5xx_spi_chip spi_flash_chip_info = {
441 .enable_dma = 0, /* use dma transfer with this chip*/
443 .cs_change_per_word = 0,
447 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
448 || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
449 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
455 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
456 static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
457 .cs_change_per_word = 0,
462 static const struct ad7877_platform_data bfin_ad7877_ts_info = {
464 .vref_delay_usecs = 50, /* internal, no capacitor */
467 .pressure_max = 1000,
469 .stopacq_polarity = 1,
470 .first_conversion_delay = 3,
471 .acquisition_time = 1,
473 .pen_down_acc_interval = 1,
477 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
478 static struct bfin5xx_spi_chip spidev_chip_info = {
484 static struct spi_board_info bf54x_spi_board_info[] __initdata = {
485 #if defined(CONFIG_MTD_M25P80) \
486 || defined(CONFIG_MTD_M25P80_MODULE)
488 /* the modalias must be the same as spi device driver name */
489 .modalias = "m25p80", /* Name of spi_driver for this device */
490 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
491 .bus_num = 0, /* Framework bus number */
492 .chip_select = 1, /* SPI_SSEL1*/
493 .platform_data = &bfin_spi_flash_data,
494 .controller_data = &spi_flash_chip_info,
498 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
499 || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
501 .modalias = "ad1836-spi",
502 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
504 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
505 .controller_data = &ad1836_spi_chip_info,
508 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
510 .modalias = "ad7877",
511 .platform_data = &bfin_ad7877_ts_info,
513 .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */
516 .controller_data = &spi_ad7877_chip_info,
519 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
521 .modalias = "spidev",
522 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
525 .controller_data = &spidev_chip_info,
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 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
804 spi_register_board_info(bf54x_spi_board_info,
805 ARRAY_SIZE(bf54x_spi_board_info));
811 arch_initcall(ezkit_init);