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 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
40 #include <linux/usb/musb.h>
42 #include <asm/bfin5xx_spi.h>
47 #include <asm/portmux.h>
48 #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[] = "Bluetechnix CM-BF548";
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 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_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
191 static struct resource bfin_sir_resources[] = {
192 #ifdef CONFIG_BFIN_SIR0
196 .flags = IORESOURCE_MEM,
199 #ifdef CONFIG_BFIN_SIR1
203 .flags = IORESOURCE_MEM,
206 #ifdef CONFIG_BFIN_SIR2
210 .flags = IORESOURCE_MEM,
213 #ifdef CONFIG_BFIN_SIR3
217 .flags = IORESOURCE_MEM,
222 static struct platform_device bfin_sir_device = {
225 .num_resources = ARRAY_SIZE(bfin_sir_resources),
226 .resource = bfin_sir_resources,
230 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
231 static struct resource smsc911x_resources[] = {
233 .name = "smsc911x-memory",
235 .end = 0x24000000 + 0xFF,
236 .flags = IORESOURCE_MEM,
241 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
244 static struct platform_device smsc911x_device = {
247 .num_resources = ARRAY_SIZE(smsc911x_resources),
248 .resource = smsc911x_resources,
252 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
253 static struct resource musb_resources[] = {
257 .flags = IORESOURCE_MEM,
259 [1] = { /* general IRQ */
260 .start = IRQ_USB_INT0,
262 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
264 [2] = { /* DMA IRQ */
265 .start = IRQ_USB_DMA,
267 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
271 static struct musb_hdrc_platform_data musb_plat = {
272 #if defined(CONFIG_USB_MUSB_OTG)
274 #elif defined(CONFIG_USB_MUSB_HDRC_HCD)
276 #elif defined(CONFIG_USB_GADGET_MUSB_HDRC)
277 .mode = MUSB_PERIPHERAL,
282 static u64 musb_dmamask = ~(u32)0;
284 static struct platform_device musb_device = {
288 .dma_mask = &musb_dmamask,
289 .coherent_dma_mask = 0xffffffff,
290 .platform_data = &musb_plat,
292 .num_resources = ARRAY_SIZE(musb_resources),
293 .resource = musb_resources,
297 #if defined(CONFIG_PATA_BF54X) || defined(CONFIG_PATA_BF54X_MODULE)
298 static struct resource bfin_atapi_resources[] = {
302 .flags = IORESOURCE_MEM,
305 .start = IRQ_ATAPI_ERR,
306 .end = IRQ_ATAPI_ERR,
307 .flags = IORESOURCE_IRQ,
311 static struct platform_device bfin_atapi_device = {
312 .name = "pata-bf54x",
314 .num_resources = ARRAY_SIZE(bfin_atapi_resources),
315 .resource = bfin_atapi_resources,
319 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
320 static struct mtd_partition partition_info[] = {
322 .name = "Linux Kernel",
327 .name = "File System",
328 .offset = 4 * SIZE_1M,
329 .size = (256 - 4) * SIZE_1M,
333 static struct bf5xx_nand_platform bf5xx_nand_platform = {
334 .page_size = NFC_PG_SIZE_256,
335 .data_width = NFC_NWIDTH_8,
336 .partitions = partition_info,
337 .nr_partitions = ARRAY_SIZE(partition_info),
342 static struct resource bf5xx_nand_resources[] = {
346 .flags = IORESOURCE_MEM,
351 .flags = IORESOURCE_IRQ,
355 static struct platform_device bf5xx_nand_device = {
356 .name = "bf5xx-nand",
358 .num_resources = ARRAY_SIZE(bf5xx_nand_resources),
359 .resource = bf5xx_nand_resources,
361 .platform_data = &bf5xx_nand_platform,
366 #if defined(CONFIG_SDH_BFIN) || defined(CONFIG_SDH_BFIN_MODULE)
367 static struct platform_device bf54x_sdh_device = {
373 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
374 /* all SPI peripherals info goes here */
375 #if defined(CONFIG_MTD_M25P80) \
376 || defined(CONFIG_MTD_M25P80_MODULE)
377 /* SPI flash chip (m25p16) */
378 static struct mtd_partition bfin_spi_flash_partitions[] = {
380 .name = "bootloader",
383 .mask_flags = MTD_CAP_ROM
385 .name = "linux kernel",
391 static struct flash_platform_data bfin_spi_flash_data = {
393 .parts = bfin_spi_flash_partitions,
394 .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
398 static struct bfin5xx_spi_chip spi_flash_chip_info = {
399 .enable_dma = 0, /* use dma transfer with this chip*/
401 .cs_change_per_word = 0,
405 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
406 static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
407 .cs_change_per_word = 0,
412 static const struct ad7877_platform_data bfin_ad7877_ts_info = {
414 .vref_delay_usecs = 50, /* internal, no capacitor */
417 .pressure_max = 1000,
419 .stopacq_polarity = 1,
420 .first_conversion_delay = 3,
421 .acquisition_time = 1,
423 .pen_down_acc_interval = 1,
427 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
428 static struct bfin5xx_spi_chip spidev_chip_info = {
434 static struct spi_board_info bf54x_spi_board_info[] __initdata = {
435 #if defined(CONFIG_MTD_M25P80) \
436 || defined(CONFIG_MTD_M25P80_MODULE)
438 /* the modalias must be the same as spi device driver name */
439 .modalias = "m25p80", /* Name of spi_driver for this device */
440 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
441 .bus_num = 0, /* Framework bus number */
442 .chip_select = 1, /* SPI_SSEL1*/
443 .platform_data = &bfin_spi_flash_data,
444 .controller_data = &spi_flash_chip_info,
448 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
450 .modalias = "ad7877",
451 .platform_data = &bfin_ad7877_ts_info,
453 .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */
456 .controller_data = &spi_ad7877_chip_info,
459 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
461 .modalias = "spidev",
462 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
465 .controller_data = &spidev_chip_info,
471 static struct resource bfin_spi0_resource[] = {
473 .start = SPI0_REGBASE,
474 .end = SPI0_REGBASE + 0xFF,
475 .flags = IORESOURCE_MEM,
480 .flags = IORESOURCE_IRQ,
485 static struct resource bfin_spi1_resource[] = {
487 .start = SPI1_REGBASE,
488 .end = SPI1_REGBASE + 0xFF,
489 .flags = IORESOURCE_MEM,
494 .flags = IORESOURCE_IRQ,
498 /* SPI controller data */
499 static struct bfin5xx_spi_master bf54x_spi_master_info0 = {
501 .enable_dma = 1, /* master has the ability to do dma transfer */
502 .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
505 static struct platform_device bf54x_spi_master0 = {
507 .id = 0, /* Bus number */
508 .num_resources = ARRAY_SIZE(bfin_spi0_resource),
509 .resource = bfin_spi0_resource,
511 .platform_data = &bf54x_spi_master_info0, /* Passed to driver */
515 static struct bfin5xx_spi_master bf54x_spi_master_info1 = {
517 .enable_dma = 1, /* master has the ability to do dma transfer */
518 .pin_req = {P_SPI1_SCK, P_SPI1_MISO, P_SPI1_MOSI, 0},
521 static struct platform_device bf54x_spi_master1 = {
523 .id = 1, /* Bus number */
524 .num_resources = ARRAY_SIZE(bfin_spi1_resource),
525 .resource = bfin_spi1_resource,
527 .platform_data = &bf54x_spi_master_info1, /* Passed to driver */
530 #endif /* spi master and devices */
532 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
533 static struct resource bfin_twi0_resource[] = {
535 .start = TWI0_REGBASE,
536 .end = TWI0_REGBASE + 0xFF,
537 .flags = IORESOURCE_MEM,
542 .flags = IORESOURCE_IRQ,
546 static struct platform_device i2c_bfin_twi0_device = {
547 .name = "i2c-bfin-twi",
549 .num_resources = ARRAY_SIZE(bfin_twi0_resource),
550 .resource = bfin_twi0_resource,
553 #if !defined(CONFIG_BF542) /* The BF542 only has 1 TWI */
554 static struct resource bfin_twi1_resource[] = {
556 .start = TWI1_REGBASE,
557 .end = TWI1_REGBASE + 0xFF,
558 .flags = IORESOURCE_MEM,
563 .flags = IORESOURCE_IRQ,
567 static struct platform_device i2c_bfin_twi1_device = {
568 .name = "i2c-bfin-twi",
570 .num_resources = ARRAY_SIZE(bfin_twi1_resource),
571 .resource = bfin_twi1_resource,
576 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
577 #include <linux/gpio_keys.h>
579 static struct gpio_keys_button bfin_gpio_keys_table[] = {
580 {BTN_0, GPIO_PH7, 1, "gpio-keys: BTN0"},
583 static struct gpio_keys_platform_data bfin_gpio_keys_data = {
584 .buttons = bfin_gpio_keys_table,
585 .nbuttons = ARRAY_SIZE(bfin_gpio_keys_table),
588 static struct platform_device bfin_device_gpiokeys = {
591 .platform_data = &bfin_gpio_keys_data,
596 static const unsigned int cclk_vlev_datasheet[] =
599 * Internal VLEV BF54XSBBC1533
600 ****temporarily using these values until data sheet is updated
602 VRPAIR(VLEV_085, 150000000),
603 VRPAIR(VLEV_090, 250000000),
604 VRPAIR(VLEV_110, 276000000),
605 VRPAIR(VLEV_115, 301000000),
606 VRPAIR(VLEV_120, 525000000),
607 VRPAIR(VLEV_125, 550000000),
608 VRPAIR(VLEV_130, 600000000),
611 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
612 .tuple_tab = cclk_vlev_datasheet,
613 .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
614 .vr_settling_time = 25 /* us */,
617 static struct platform_device bfin_dpmc = {
620 .platform_data = &bfin_dmpc_vreg_data,
624 static struct platform_device *cm_bf548_devices[] __initdata = {
628 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
632 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
636 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
640 #if defined(CONFIG_FB_BF54X_LQ043) || defined(CONFIG_FB_BF54X_LQ043_MODULE)
644 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
648 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
652 #if defined(CONFIG_PATA_BF54X) || defined(CONFIG_PATA_BF54X_MODULE)
656 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
660 #if defined(CONFIG_SDH_BFIN) || defined(CONFIG_SDH_BFIN_MODULE)
664 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
669 #if defined(CONFIG_KEYBOARD_BFIN) || defined(CONFIG_KEYBOARD_BFIN_MODULE)
673 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
674 /* &i2c_bfin_twi0_device, */
675 #if !defined(CONFIG_BF542)
676 &i2c_bfin_twi1_device,
680 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
681 &bfin_device_gpiokeys,
685 static int __init cm_bf548_init(void)
687 printk(KERN_INFO "%s(): registering device resources\n", __func__);
688 platform_add_devices(cm_bf548_devices, ARRAY_SIZE(cm_bf548_devices));
690 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
691 spi_register_board_info(bf54x_spi_board_info,
692 ARRAY_SIZE(bf54x_spi_board_info));
698 arch_initcall(cm_bf548_init);