2 * File: arch/blackfin/mach-bf548/boards/cm_bf548.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 2004-2008 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/platform_device.h>
33 #include <linux/mtd/mtd.h>
34 #include <linux/mtd/partitions.h>
35 #include <linux/spi/spi.h>
36 #include <linux/spi/flash.h>
37 #include <linux/irq.h>
38 #include <linux/interrupt.h>
39 #include <linux/usb/musb.h>
40 #include <asm/bfin5xx_spi.h>
44 #include <asm/portmux.h>
45 #include <mach/bf54x_keys.h>
47 #include <linux/input.h>
48 #include <linux/spi/ad7877.h>
51 * Name the Board for the /proc/cpuinfo
53 const char bfin_board_name[] = "Bluetechnix CM-BF548";
56 * Driver needs to know address, irq and flag pin.
59 #if defined(CONFIG_FB_BF54X_LQ043) || defined(CONFIG_FB_BF54X_LQ043_MODULE)
61 #include <mach/bf54x-lq043.h>
63 static struct bfin_bf54xfb_mach_info bf54x_lq043_data = {
66 .xres = {480, 480, 480},
67 .yres = {272, 272, 272},
72 static struct resource bf54x_lq043_resources[] = {
74 .start = IRQ_EPPI0_ERR,
76 .flags = IORESOURCE_IRQ,
80 static struct platform_device bf54x_lq043_device = {
81 .name = "bf54x-lq043",
83 .num_resources = ARRAY_SIZE(bf54x_lq043_resources),
84 .resource = bf54x_lq043_resources,
86 .platform_data = &bf54x_lq043_data,
91 #if defined(CONFIG_KEYBOARD_BFIN) || defined(CONFIG_KEYBOARD_BFIN_MODULE)
92 static unsigned int bf548_keymap[] = {
93 KEYVAL(0, 0, KEY_ENTER),
94 KEYVAL(0, 1, KEY_HELP),
96 KEYVAL(0, 3, KEY_BACKSPACE),
97 KEYVAL(1, 0, KEY_TAB),
101 KEYVAL(2, 0, KEY_DOWN),
105 KEYVAL(3, 0, KEY_UP),
111 static struct bfin_kpad_platform_data bf54x_kpad_data = {
114 .keymap = bf548_keymap,
115 .keymapsize = ARRAY_SIZE(bf548_keymap),
117 .debounce_time = 5000, /* ns (5ms) */
118 .coldrive_time = 1000, /* ns (1ms) */
119 .keyup_test_interval = 50, /* ms (50ms) */
122 static struct resource bf54x_kpad_resources[] = {
126 .flags = IORESOURCE_IRQ,
130 static struct platform_device bf54x_kpad_device = {
131 .name = "bf54x-keys",
133 .num_resources = ARRAY_SIZE(bf54x_kpad_resources),
134 .resource = bf54x_kpad_resources,
136 .platform_data = &bf54x_kpad_data,
141 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
142 static struct platform_device rtc_device = {
148 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
149 static struct resource bfin_uart_resources[] = {
150 #ifdef CONFIG_SERIAL_BFIN_UART0
154 .flags = IORESOURCE_MEM,
157 #ifdef CONFIG_SERIAL_BFIN_UART1
161 .flags = IORESOURCE_MEM,
164 #ifdef CONFIG_SERIAL_BFIN_UART2
168 .flags = IORESOURCE_MEM,
171 #ifdef CONFIG_SERIAL_BFIN_UART3
175 .flags = IORESOURCE_MEM,
180 static struct platform_device bfin_uart_device = {
183 .num_resources = ARRAY_SIZE(bfin_uart_resources),
184 .resource = bfin_uart_resources,
188 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
189 static struct resource bfin_sir_resources[] = {
190 #ifdef CONFIG_BFIN_SIR0
194 .flags = IORESOURCE_MEM,
197 #ifdef CONFIG_BFIN_SIR1
201 .flags = IORESOURCE_MEM,
204 #ifdef CONFIG_BFIN_SIR2
208 .flags = IORESOURCE_MEM,
211 #ifdef CONFIG_BFIN_SIR3
215 .flags = IORESOURCE_MEM,
220 static struct platform_device bfin_sir_device = {
223 .num_resources = ARRAY_SIZE(bfin_sir_resources),
224 .resource = bfin_sir_resources,
228 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
229 static struct resource smsc911x_resources[] = {
231 .name = "smsc911x-memory",
233 .end = 0x24000000 + 0xFF,
234 .flags = IORESOURCE_MEM,
239 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
242 static struct platform_device smsc911x_device = {
245 .num_resources = ARRAY_SIZE(smsc911x_resources),
246 .resource = smsc911x_resources,
250 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
251 static struct resource musb_resources[] = {
255 .flags = IORESOURCE_MEM,
257 [1] = { /* general IRQ */
258 .start = IRQ_USB_INT0,
260 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
262 [2] = { /* DMA IRQ */
263 .start = IRQ_USB_DMA,
265 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
269 static struct musb_hdrc_config musb_config = {
276 .gpio_vrsel = GPIO_PH6,
279 static struct musb_hdrc_platform_data musb_plat = {
280 #if defined(CONFIG_USB_MUSB_OTG)
282 #elif defined(CONFIG_USB_MUSB_HDRC_HCD)
284 #elif defined(CONFIG_USB_GADGET_MUSB_HDRC)
285 .mode = MUSB_PERIPHERAL,
287 .config = &musb_config,
290 static u64 musb_dmamask = ~(u32)0;
292 static struct platform_device musb_device = {
296 .dma_mask = &musb_dmamask,
297 .coherent_dma_mask = 0xffffffff,
298 .platform_data = &musb_plat,
300 .num_resources = ARRAY_SIZE(musb_resources),
301 .resource = musb_resources,
305 #if defined(CONFIG_PATA_BF54X) || defined(CONFIG_PATA_BF54X_MODULE)
306 static struct resource bfin_atapi_resources[] = {
310 .flags = IORESOURCE_MEM,
313 .start = IRQ_ATAPI_ERR,
314 .end = IRQ_ATAPI_ERR,
315 .flags = IORESOURCE_IRQ,
319 static struct platform_device bfin_atapi_device = {
320 .name = "pata-bf54x",
322 .num_resources = ARRAY_SIZE(bfin_atapi_resources),
323 .resource = bfin_atapi_resources,
327 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
328 static struct mtd_partition partition_info[] = {
330 .name = "linux kernel(nand)",
332 .size = 4 * 1024 * 1024,
335 .name = "file system(nand)",
336 .offset = 4 * 1024 * 1024,
337 .size = (256 - 4) * 1024 * 1024,
341 static struct bf5xx_nand_platform bf5xx_nand_platform = {
342 .page_size = NFC_PG_SIZE_256,
343 .data_width = NFC_NWIDTH_8,
344 .partitions = partition_info,
345 .nr_partitions = ARRAY_SIZE(partition_info),
350 static struct resource bf5xx_nand_resources[] = {
354 .flags = IORESOURCE_MEM,
359 .flags = IORESOURCE_IRQ,
363 static struct platform_device bf5xx_nand_device = {
364 .name = "bf5xx-nand",
366 .num_resources = ARRAY_SIZE(bf5xx_nand_resources),
367 .resource = bf5xx_nand_resources,
369 .platform_data = &bf5xx_nand_platform,
374 #if defined(CONFIG_SDH_BFIN) || defined(CONFIG_SDH_BFIN_MODULE)
375 static struct platform_device bf54x_sdh_device = {
381 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
382 /* all SPI peripherals info goes here */
383 #if defined(CONFIG_MTD_M25P80) \
384 || defined(CONFIG_MTD_M25P80_MODULE)
385 /* SPI flash chip (m25p16) */
386 static struct mtd_partition bfin_spi_flash_partitions[] = {
388 .name = "bootloader(spi)",
391 .mask_flags = MTD_CAP_ROM
393 .name = "linux kernel(spi)",
399 static struct flash_platform_data bfin_spi_flash_data = {
401 .parts = bfin_spi_flash_partitions,
402 .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
406 static struct bfin5xx_spi_chip spi_flash_chip_info = {
407 .enable_dma = 0, /* use dma transfer with this chip*/
409 .cs_change_per_word = 0,
413 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
414 static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
415 .cs_change_per_word = 0,
420 static const struct ad7877_platform_data bfin_ad7877_ts_info = {
422 .vref_delay_usecs = 50, /* internal, no capacitor */
425 .pressure_max = 1000,
427 .stopacq_polarity = 1,
428 .first_conversion_delay = 3,
429 .acquisition_time = 1,
431 .pen_down_acc_interval = 1,
435 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
436 static struct bfin5xx_spi_chip spidev_chip_info = {
442 static struct spi_board_info bf54x_spi_board_info[] __initdata = {
443 #if defined(CONFIG_MTD_M25P80) \
444 || defined(CONFIG_MTD_M25P80_MODULE)
446 /* the modalias must be the same as spi device driver name */
447 .modalias = "m25p80", /* Name of spi_driver for this device */
448 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
449 .bus_num = 0, /* Framework bus number */
450 .chip_select = 1, /* SPI_SSEL1*/
451 .platform_data = &bfin_spi_flash_data,
452 .controller_data = &spi_flash_chip_info,
456 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
458 .modalias = "ad7877",
459 .platform_data = &bfin_ad7877_ts_info,
461 .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */
464 .controller_data = &spi_ad7877_chip_info,
467 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
469 .modalias = "spidev",
470 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
473 .controller_data = &spidev_chip_info,
479 static struct resource bfin_spi0_resource[] = {
481 .start = SPI0_REGBASE,
482 .end = SPI0_REGBASE + 0xFF,
483 .flags = IORESOURCE_MEM,
488 .flags = IORESOURCE_IRQ,
493 static struct resource bfin_spi1_resource[] = {
495 .start = SPI1_REGBASE,
496 .end = SPI1_REGBASE + 0xFF,
497 .flags = IORESOURCE_MEM,
502 .flags = IORESOURCE_IRQ,
506 /* SPI controller data */
507 static struct bfin5xx_spi_master bf54x_spi_master_info0 = {
509 .enable_dma = 1, /* master has the ability to do dma transfer */
510 .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
513 static struct platform_device bf54x_spi_master0 = {
515 .id = 0, /* Bus number */
516 .num_resources = ARRAY_SIZE(bfin_spi0_resource),
517 .resource = bfin_spi0_resource,
519 .platform_data = &bf54x_spi_master_info0, /* Passed to driver */
523 static struct bfin5xx_spi_master bf54x_spi_master_info1 = {
525 .enable_dma = 1, /* master has the ability to do dma transfer */
526 .pin_req = {P_SPI1_SCK, P_SPI1_MISO, P_SPI1_MOSI, 0},
529 static struct platform_device bf54x_spi_master1 = {
531 .id = 1, /* Bus number */
532 .num_resources = ARRAY_SIZE(bfin_spi1_resource),
533 .resource = bfin_spi1_resource,
535 .platform_data = &bf54x_spi_master_info1, /* Passed to driver */
538 #endif /* spi master and devices */
540 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
541 static struct resource bfin_twi0_resource[] = {
543 .start = TWI0_REGBASE,
544 .end = TWI0_REGBASE + 0xFF,
545 .flags = IORESOURCE_MEM,
550 .flags = IORESOURCE_IRQ,
554 static struct platform_device i2c_bfin_twi0_device = {
555 .name = "i2c-bfin-twi",
557 .num_resources = ARRAY_SIZE(bfin_twi0_resource),
558 .resource = bfin_twi0_resource,
561 #if !defined(CONFIG_BF542) /* The BF542 only has 1 TWI */
562 static struct resource bfin_twi1_resource[] = {
564 .start = TWI1_REGBASE,
565 .end = TWI1_REGBASE + 0xFF,
566 .flags = IORESOURCE_MEM,
571 .flags = IORESOURCE_IRQ,
575 static struct platform_device i2c_bfin_twi1_device = {
576 .name = "i2c-bfin-twi",
578 .num_resources = ARRAY_SIZE(bfin_twi1_resource),
579 .resource = bfin_twi1_resource,
584 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
585 #include <linux/gpio_keys.h>
587 static struct gpio_keys_button bfin_gpio_keys_table[] = {
588 {BTN_0, GPIO_PH7, 1, "gpio-keys: BTN0"},
591 static struct gpio_keys_platform_data bfin_gpio_keys_data = {
592 .buttons = bfin_gpio_keys_table,
593 .nbuttons = ARRAY_SIZE(bfin_gpio_keys_table),
596 static struct platform_device bfin_device_gpiokeys = {
599 .platform_data = &bfin_gpio_keys_data,
604 static const unsigned int cclk_vlev_datasheet[] =
607 * Internal VLEV BF54XSBBC1533
608 ****temporarily using these values until data sheet is updated
610 VRPAIR(VLEV_085, 150000000),
611 VRPAIR(VLEV_090, 250000000),
612 VRPAIR(VLEV_110, 276000000),
613 VRPAIR(VLEV_115, 301000000),
614 VRPAIR(VLEV_120, 525000000),
615 VRPAIR(VLEV_125, 550000000),
616 VRPAIR(VLEV_130, 600000000),
619 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
620 .tuple_tab = cclk_vlev_datasheet,
621 .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
622 .vr_settling_time = 25 /* us */,
625 static struct platform_device bfin_dpmc = {
628 .platform_data = &bfin_dmpc_vreg_data,
632 static struct platform_device *cm_bf548_devices[] __initdata = {
636 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
640 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
644 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
648 #if defined(CONFIG_FB_BF54X_LQ043) || defined(CONFIG_FB_BF54X_LQ043_MODULE)
652 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
656 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
660 #if defined(CONFIG_PATA_BF54X) || defined(CONFIG_PATA_BF54X_MODULE)
664 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
668 #if defined(CONFIG_SDH_BFIN) || defined(CONFIG_SDH_BFIN_MODULE)
672 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
677 #if defined(CONFIG_KEYBOARD_BFIN) || defined(CONFIG_KEYBOARD_BFIN_MODULE)
681 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
682 /* &i2c_bfin_twi0_device, */
683 #if !defined(CONFIG_BF542)
684 &i2c_bfin_twi1_device,
688 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
689 &bfin_device_gpiokeys,
693 static int __init cm_bf548_init(void)
695 printk(KERN_INFO "%s(): registering device resources\n", __func__);
696 platform_add_devices(cm_bf548_devices, ARRAY_SIZE(cm_bf548_devices));
698 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
699 spi_register_board_info(bf54x_spi_board_info,
700 ARRAY_SIZE(bf54x_spi_board_info));
706 arch_initcall(cm_bf548_init);