2 * Copyright 2004-2009 Analog Devices Inc.
3 * 2008-2009 Bluetechnix
4 * 2005 National ICT Australia (NICTA)
5 * Aidan Williams <aidan@nicta.com.au>
7 * Licensed under the GPL-2 or later.
10 #include <linux/device.h>
11 #include <linux/etherdevice.h>
12 #include <linux/export.h>
13 #include <linux/platform_device.h>
14 #include <linux/mtd/mtd.h>
15 #include <linux/mtd/partitions.h>
16 #include <linux/mtd/physmap.h>
17 #include <linux/spi/spi.h>
18 #include <linux/spi/flash.h>
19 #if IS_ENABLED(CONFIG_USB_ISP1362_HCD)
20 #include <linux/usb/isp1362.h>
22 #include <linux/ata_platform.h>
23 #include <linux/irq.h>
24 #include <linux/gpio.h>
26 #include <asm/bfin5xx_spi.h>
27 #include <asm/portmux.h>
29 #include <linux/spi/mmc_spi.h>
32 * Name the Board for the /proc/cpuinfo
34 const char bfin_board_name[] = "Bluetechnix CM BF537U";
36 #if IS_ENABLED(CONFIG_SPI_BFIN5XX)
37 /* all SPI peripherals info goes here */
39 #if IS_ENABLED(CONFIG_MTD_M25P80)
40 static struct mtd_partition bfin_spi_flash_partitions[] = {
42 .name = "bootloader(spi)",
45 .mask_flags = MTD_CAP_ROM
47 .name = "linux kernel(spi)",
51 .name = "file system(spi)",
57 static struct flash_platform_data bfin_spi_flash_data = {
59 .parts = bfin_spi_flash_partitions,
60 .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
64 /* SPI flash chip (m25p64) */
65 static struct bfin5xx_spi_chip spi_flash_chip_info = {
66 .enable_dma = 0, /* use dma transfer with this chip*/
70 #if IS_ENABLED(CONFIG_MMC_SPI)
71 static struct bfin5xx_spi_chip mmc_spi_chip_info = {
76 static struct spi_board_info bfin_spi_board_info[] __initdata = {
77 #if IS_ENABLED(CONFIG_MTD_M25P80)
79 /* the modalias must be the same as spi device driver name */
80 .modalias = "m25p80", /* Name of spi_driver for this device */
81 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
82 .bus_num = 0, /* Framework bus number */
83 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
84 .platform_data = &bfin_spi_flash_data,
85 .controller_data = &spi_flash_chip_info,
90 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD183X)
93 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
99 #if IS_ENABLED(CONFIG_MMC_SPI)
101 .modalias = "mmc_spi",
102 .max_speed_hz = 20000000, /* max spi clock (SCK) speed in HZ */
105 .controller_data = &mmc_spi_chip_info,
112 static struct resource bfin_spi0_resource[] = {
114 .start = SPI0_REGBASE,
115 .end = SPI0_REGBASE + 0xFF,
116 .flags = IORESOURCE_MEM,
121 .flags = IORESOURCE_DMA,
126 .flags = IORESOURCE_IRQ,
130 /* SPI controller data */
131 static struct bfin5xx_spi_master bfin_spi0_info = {
133 .enable_dma = 1, /* master has the ability to do dma transfer */
134 .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
137 static struct platform_device bfin_spi0_device = {
139 .id = 0, /* Bus number */
140 .num_resources = ARRAY_SIZE(bfin_spi0_resource),
141 .resource = bfin_spi0_resource,
143 .platform_data = &bfin_spi0_info, /* Passed to driver */
146 #endif /* spi master and devices */
148 #if IS_ENABLED(CONFIG_RTC_DRV_BFIN)
149 static struct platform_device rtc_device = {
155 #if IS_ENABLED(CONFIG_FB_HITACHI_TX09)
156 static struct platform_device hitachi_fb_device = {
157 .name = "hitachi-tx09",
161 #if IS_ENABLED(CONFIG_SMC91X)
162 #include <linux/smc91x.h>
164 static struct smc91x_platdata smc91x_info = {
165 .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
166 .leda = RPC_LED_100_10,
167 .ledb = RPC_LED_TX_RX,
170 static struct resource smc91x_resources[] = {
173 .end = 0x20200300 + 16,
174 .flags = IORESOURCE_MEM,
178 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
182 static struct platform_device smc91x_device = {
185 .num_resources = ARRAY_SIZE(smc91x_resources),
186 .resource = smc91x_resources,
188 .platform_data = &smc91x_info,
193 #if IS_ENABLED(CONFIG_USB_ISP1362_HCD)
194 static struct resource isp1362_hcd_resources[] = {
198 .flags = IORESOURCE_MEM,
202 .flags = IORESOURCE_MEM,
206 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
210 static struct isp1362_platform_data isp1362_priv = {
215 .int_edge_triggered = 0,
216 .remote_wakeup_connected = 0,
217 .no_power_switching = 1,
218 .power_switching_mode = 0,
221 static struct platform_device isp1362_hcd_device = {
222 .name = "isp1362-hcd",
225 .platform_data = &isp1362_priv,
227 .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
228 .resource = isp1362_hcd_resources,
232 #if IS_ENABLED(CONFIG_USB_NET2272)
233 static struct resource net2272_bfin_resources[] = {
236 .end = 0x20200000 + 0x100,
237 .flags = IORESOURCE_MEM,
241 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
245 static struct platform_device net2272_bfin_device = {
248 .num_resources = ARRAY_SIZE(net2272_bfin_resources),
249 .resource = net2272_bfin_resources,
253 #if IS_ENABLED(CONFIG_MTD_GPIO_ADDR)
254 static struct mtd_partition cm_partitions[] = {
256 .name = "bootloader(nor)",
260 .name = "linux kernel(nor)",
262 .offset = MTDPART_OFS_APPEND,
264 .name = "file system(nor)",
265 .size = MTDPART_SIZ_FULL,
266 .offset = MTDPART_OFS_APPEND,
270 static struct physmap_flash_data cm_flash_data = {
272 .parts = cm_partitions,
273 .nr_parts = ARRAY_SIZE(cm_partitions),
276 static unsigned cm_flash_gpios[] = { GPIO_PH0 };
278 static struct resource cm_flash_resource[] = {
283 .flags = IORESOURCE_MEM,
285 .start = (unsigned long)cm_flash_gpios,
286 .end = ARRAY_SIZE(cm_flash_gpios),
287 .flags = IORESOURCE_IRQ,
291 static struct platform_device cm_flash_device = {
292 .name = "gpio-addr-flash",
295 .platform_data = &cm_flash_data,
297 .num_resources = ARRAY_SIZE(cm_flash_resource),
298 .resource = cm_flash_resource,
302 #if IS_ENABLED(CONFIG_SERIAL_BFIN)
303 #ifdef CONFIG_SERIAL_BFIN_UART0
304 static struct resource bfin_uart0_resources[] = {
308 .flags = IORESOURCE_MEM,
311 .start = IRQ_UART0_TX,
313 .flags = IORESOURCE_IRQ,
316 .start = IRQ_UART0_RX,
318 .flags = IORESOURCE_IRQ,
321 .start = IRQ_UART0_ERROR,
322 .end = IRQ_UART0_ERROR,
323 .flags = IORESOURCE_IRQ,
326 .start = CH_UART0_TX,
328 .flags = IORESOURCE_DMA,
331 .start = CH_UART0_RX,
333 .flags = IORESOURCE_DMA,
337 static unsigned short bfin_uart0_peripherals[] = {
338 P_UART0_TX, P_UART0_RX, 0
341 static struct platform_device bfin_uart0_device = {
344 .num_resources = ARRAY_SIZE(bfin_uart0_resources),
345 .resource = bfin_uart0_resources,
347 .platform_data = &bfin_uart0_peripherals, /* Passed to driver */
351 #ifdef CONFIG_SERIAL_BFIN_UART1
352 static struct resource bfin_uart1_resources[] = {
356 .flags = IORESOURCE_MEM,
359 .start = IRQ_UART1_TX,
361 .flags = IORESOURCE_IRQ,
364 .start = IRQ_UART1_RX,
366 .flags = IORESOURCE_IRQ,
369 .start = IRQ_UART1_ERROR,
370 .end = IRQ_UART1_ERROR,
371 .flags = IORESOURCE_IRQ,
374 .start = CH_UART1_TX,
376 .flags = IORESOURCE_DMA,
379 .start = CH_UART1_RX,
381 .flags = IORESOURCE_DMA,
385 static unsigned short bfin_uart1_peripherals[] = {
386 P_UART1_TX, P_UART1_RX, 0
389 static struct platform_device bfin_uart1_device = {
392 .num_resources = ARRAY_SIZE(bfin_uart1_resources),
393 .resource = bfin_uart1_resources,
395 .platform_data = &bfin_uart1_peripherals, /* Passed to driver */
401 #if IS_ENABLED(CONFIG_BFIN_SIR)
402 #ifdef CONFIG_BFIN_SIR0
403 static struct resource bfin_sir0_resources[] = {
407 .flags = IORESOURCE_MEM,
410 .start = IRQ_UART0_RX,
411 .end = IRQ_UART0_RX+1,
412 .flags = IORESOURCE_IRQ,
415 .start = CH_UART0_RX,
416 .end = CH_UART0_RX+1,
417 .flags = IORESOURCE_DMA,
420 static struct platform_device bfin_sir0_device = {
423 .num_resources = ARRAY_SIZE(bfin_sir0_resources),
424 .resource = bfin_sir0_resources,
427 #ifdef CONFIG_BFIN_SIR1
428 static struct resource bfin_sir1_resources[] = {
432 .flags = IORESOURCE_MEM,
435 .start = IRQ_UART1_RX,
436 .end = IRQ_UART1_RX+1,
437 .flags = IORESOURCE_IRQ,
440 .start = CH_UART1_RX,
441 .end = CH_UART1_RX+1,
442 .flags = IORESOURCE_DMA,
445 static struct platform_device bfin_sir1_device = {
448 .num_resources = ARRAY_SIZE(bfin_sir1_resources),
449 .resource = bfin_sir1_resources,
454 #if IS_ENABLED(CONFIG_I2C_BLACKFIN_TWI)
455 static const u16 bfin_twi0_pins[] = {P_TWI0_SCL, P_TWI0_SDA, 0};
457 static struct resource bfin_twi0_resource[] = {
459 .start = TWI0_REGBASE,
461 .flags = IORESOURCE_MEM,
466 .flags = IORESOURCE_IRQ,
470 static struct platform_device i2c_bfin_twi_device = {
471 .name = "i2c-bfin-twi",
473 .num_resources = ARRAY_SIZE(bfin_twi0_resource),
474 .resource = bfin_twi0_resource,
476 .platform_data = &bfin_twi0_pins,
481 #if IS_ENABLED(CONFIG_SERIAL_BFIN_SPORT)
482 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
483 static struct resource bfin_sport0_uart_resources[] = {
485 .start = SPORT0_TCR1,
486 .end = SPORT0_MRCS3+4,
487 .flags = IORESOURCE_MEM,
490 .start = IRQ_SPORT0_RX,
491 .end = IRQ_SPORT0_RX+1,
492 .flags = IORESOURCE_IRQ,
495 .start = IRQ_SPORT0_ERROR,
496 .end = IRQ_SPORT0_ERROR,
497 .flags = IORESOURCE_IRQ,
501 static unsigned short bfin_sport0_peripherals[] = {
502 P_SPORT0_TFS, P_SPORT0_DTPRI, P_SPORT0_TSCLK, P_SPORT0_RFS,
503 P_SPORT0_DRPRI, P_SPORT0_RSCLK, 0
506 static struct platform_device bfin_sport0_uart_device = {
507 .name = "bfin-sport-uart",
509 .num_resources = ARRAY_SIZE(bfin_sport0_uart_resources),
510 .resource = bfin_sport0_uart_resources,
512 .platform_data = &bfin_sport0_peripherals, /* Passed to driver */
516 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
517 static struct resource bfin_sport1_uart_resources[] = {
519 .start = SPORT1_TCR1,
520 .end = SPORT1_MRCS3+4,
521 .flags = IORESOURCE_MEM,
524 .start = IRQ_SPORT1_RX,
525 .end = IRQ_SPORT1_RX+1,
526 .flags = IORESOURCE_IRQ,
529 .start = IRQ_SPORT1_ERROR,
530 .end = IRQ_SPORT1_ERROR,
531 .flags = IORESOURCE_IRQ,
535 static unsigned short bfin_sport1_peripherals[] = {
536 P_SPORT1_TFS, P_SPORT1_DTPRI, P_SPORT1_TSCLK, P_SPORT1_RFS,
537 P_SPORT1_DRPRI, P_SPORT1_RSCLK, 0
540 static struct platform_device bfin_sport1_uart_device = {
541 .name = "bfin-sport-uart",
543 .num_resources = ARRAY_SIZE(bfin_sport1_uart_resources),
544 .resource = bfin_sport1_uart_resources,
546 .platform_data = &bfin_sport1_peripherals, /* Passed to driver */
552 #if IS_ENABLED(CONFIG_BFIN_MAC)
553 #include <linux/bfin_mac.h>
554 static const unsigned short bfin_mac_peripherals[] = P_MII0;
556 static struct bfin_phydev_platform_data bfin_phydev_data[] = {
559 .irq = IRQ_MAC_PHYINT,
563 static struct bfin_mii_bus_platform_data bfin_mii_bus_data = {
565 .phydev_data = bfin_phydev_data,
566 .phy_mode = PHY_INTERFACE_MODE_MII,
567 .mac_peripherals = bfin_mac_peripherals,
570 static struct platform_device bfin_mii_bus = {
571 .name = "bfin_mii_bus",
573 .platform_data = &bfin_mii_bus_data,
577 static struct platform_device bfin_mac_device = {
580 .platform_data = &bfin_mii_bus,
585 #if IS_ENABLED(CONFIG_PATA_PLATFORM)
586 #define PATA_INT IRQ_PF14
588 static struct pata_platform_info bfin_pata_platform_data = {
592 static struct resource bfin_pata_resources[] = {
596 .flags = IORESOURCE_MEM,
601 .flags = IORESOURCE_MEM,
606 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
610 static struct platform_device bfin_pata_device = {
611 .name = "pata_platform",
613 .num_resources = ARRAY_SIZE(bfin_pata_resources),
614 .resource = bfin_pata_resources,
616 .platform_data = &bfin_pata_platform_data,
621 static const unsigned int cclk_vlev_datasheet[] =
623 VRPAIR(VLEV_085, 250000000),
624 VRPAIR(VLEV_090, 376000000),
625 VRPAIR(VLEV_095, 426000000),
626 VRPAIR(VLEV_100, 426000000),
627 VRPAIR(VLEV_105, 476000000),
628 VRPAIR(VLEV_110, 476000000),
629 VRPAIR(VLEV_115, 476000000),
630 VRPAIR(VLEV_120, 500000000),
631 VRPAIR(VLEV_125, 533000000),
632 VRPAIR(VLEV_130, 600000000),
635 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
636 .tuple_tab = cclk_vlev_datasheet,
637 .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
638 .vr_settling_time = 25 /* us */,
641 static struct platform_device bfin_dpmc = {
644 .platform_data = &bfin_dmpc_vreg_data,
648 static struct platform_device *cm_bf537u_devices[] __initdata = {
652 #if IS_ENABLED(CONFIG_FB_HITACHI_TX09)
656 #if IS_ENABLED(CONFIG_RTC_DRV_BFIN)
660 #if IS_ENABLED(CONFIG_SERIAL_BFIN)
661 #ifdef CONFIG_SERIAL_BFIN_UART0
664 #ifdef CONFIG_SERIAL_BFIN_UART1
669 #if IS_ENABLED(CONFIG_BFIN_SIR)
670 #ifdef CONFIG_BFIN_SIR0
673 #ifdef CONFIG_BFIN_SIR1
678 #if IS_ENABLED(CONFIG_I2C_BLACKFIN_TWI)
679 &i2c_bfin_twi_device,
682 #if IS_ENABLED(CONFIG_SERIAL_BFIN_SPORT)
683 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
684 &bfin_sport0_uart_device,
686 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
687 &bfin_sport1_uart_device,
691 #if IS_ENABLED(CONFIG_USB_ISP1362_HCD)
695 #if IS_ENABLED(CONFIG_SMC91X)
699 #if IS_ENABLED(CONFIG_BFIN_MAC)
704 #if IS_ENABLED(CONFIG_USB_NET2272)
705 &net2272_bfin_device,
708 #if IS_ENABLED(CONFIG_SPI_BFIN5XX)
712 #if IS_ENABLED(CONFIG_PATA_PLATFORM)
716 #if IS_ENABLED(CONFIG_MTD_GPIO_ADDR)
721 static int __init net2272_init(void)
723 #if IS_ENABLED(CONFIG_USB_NET2272)
726 ret = gpio_request(GPIO_PH15, driver_name);
730 ret = gpio_request(GPIO_PH13, "net2272");
732 gpio_free(GPIO_PH15);
736 /* Set PH15 Low make /AMS2 work properly */
737 gpio_direction_output(GPIO_PH15, 0);
739 /* enable CLKBUF output */
740 bfin_write_VR_CTL(bfin_read_VR_CTL() | CLKBUFOE);
742 /* Reset the USB chip */
743 gpio_direction_output(GPIO_PH13, 0);
745 gpio_set_value(GPIO_PH13, 1);
751 static int __init cm_bf537u_init(void)
753 printk(KERN_INFO "%s(): registering device resources\n", __func__);
754 platform_add_devices(cm_bf537u_devices, ARRAY_SIZE(cm_bf537u_devices));
755 #if IS_ENABLED(CONFIG_SPI_BFIN5XX)
756 spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
759 #if IS_ENABLED(CONFIG_PATA_PLATFORM)
760 irq_set_status_flags(PATA_INT, IRQ_NOAUTOEN);
764 pr_warning("unable to configure net2272; it probably won't work\n");
769 arch_initcall(cm_bf537u_init);
771 static struct platform_device *cm_bf537u_early_devices[] __initdata = {
772 #if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK)
773 #ifdef CONFIG_SERIAL_BFIN_UART0
776 #ifdef CONFIG_SERIAL_BFIN_UART1
781 #if defined(CONFIG_SERIAL_BFIN_SPORT_CONSOLE)
782 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
783 &bfin_sport0_uart_device,
785 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
786 &bfin_sport1_uart_device,
791 void __init native_machine_early_platform_add_devices(void)
793 printk(KERN_INFO "register early platform devices\n");
794 early_platform_add_devices(cm_bf537u_early_devices,
795 ARRAY_SIZE(cm_bf537u_early_devices));
798 int bfin_get_ether_addr(char *addr)
802 EXPORT_SYMBOL(bfin_get_ether_addr);