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
);