/* * File: arch/blackfin/mach-bf537/boards/stamp.c * Based on: arch/blackfin/mach-bf533/boards/ezkit.c * Author: Aidan Williams * * Created: * Description: * * Modified: * Copyright 2005 National ICT Australia (NICTA) * Copyright 2004-2006 Analog Devices Inc. * * Bugs: Enter bugs at http://blackfin.uclinux.org/ * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, see the file COPYING, or write * to the Free Software Foundation, Inc., * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #include #include #include #include #include #include #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE) #include #endif #include #include #include #include #include #include #include #include #include /* * Name the Board for the /proc/cpuinfo */ const char bfin_board_name[] = "ADDS-BF537-STAMP"; /* * Driver needs to know address, irq and flag pin. */ #define ISP1761_BASE 0x203C0000 #define ISP1761_IRQ IRQ_PF7 #if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE) static struct resource bfin_isp1761_resources[] = { [0] = { .name = "isp1761-regs", .start = ISP1761_BASE + 0x00000000, .end = ISP1761_BASE + 0x000fffff, .flags = IORESOURCE_MEM, }, [1] = { .start = ISP1761_IRQ, .end = ISP1761_IRQ, .flags = IORESOURCE_IRQ, }, }; static struct platform_device bfin_isp1761_device = { .name = "isp1761", .id = 0, .num_resources = ARRAY_SIZE(bfin_isp1761_resources), .resource = bfin_isp1761_resources, }; static struct platform_device *bfin_isp1761_devices[] = { &bfin_isp1761_device, }; int __init bfin_isp1761_init(void) { unsigned int num_devices = ARRAY_SIZE(bfin_isp1761_devices); printk(KERN_INFO "%s(): registering device resources\n", __FUNCTION__); set_irq_type(ISP1761_IRQ, IRQF_TRIGGER_FALLING); return platform_add_devices(bfin_isp1761_devices, num_devices); } void __exit bfin_isp1761_exit(void) { platform_device_unregister(&bfin_isp1761_device); } arch_initcall(bfin_isp1761_init); #endif #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE) static struct resource bfin_pcmcia_cf_resources[] = { { .start = 0x20310000, /* IO PORT */ .end = 0x20312000, .flags = IORESOURCE_MEM, }, { .start = 0x20311000, /* Attribute Memory */ .end = 0x20311FFF, .flags = IORESOURCE_MEM, }, { .start = IRQ_PF4, .end = IRQ_PF4, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL, }, { .start = 6, /* Card Detect PF6 */ .end = 6, .flags = IORESOURCE_IRQ, }, }; static struct platform_device bfin_pcmcia_cf_device = { .name = "bfin_cf_pcmcia", .id = -1, .num_resources = ARRAY_SIZE(bfin_pcmcia_cf_resources), .resource = bfin_pcmcia_cf_resources, }; #endif #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE) static struct platform_device rtc_device = { .name = "rtc-bfin", .id = -1, }; #endif #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE) static struct resource smc91x_resources[] = { { .name = "smc91x-regs", .start = 0x20300300, .end = 0x20300300 + 16, .flags = IORESOURCE_MEM, }, { .start = IRQ_PF7, .end = IRQ_PF7, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, }, }; static struct platform_device smc91x_device = { .name = "smc91x", .id = 0, .num_resources = ARRAY_SIZE(smc91x_resources), .resource = smc91x_resources, }; #endif #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE) static struct resource dm9000_resources[] = { [0] = { .start = 0x203FB800, .end = 0x203FB800 + 8, .flags = IORESOURCE_MEM, }, [1] = { .start = IRQ_PF9, .end = IRQ_PF9, .flags = (IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE), }, }; static struct platform_device dm9000_device = { .name = "dm9000", .id = -1, .num_resources = ARRAY_SIZE(dm9000_resources), .resource = dm9000_resources, }; #endif #if defined(CONFIG_AX88180) || defined(CONFIG_AX88180_MODULE) static struct resource ax88180_resources[] = { [0] = { .start = 0x20300000, .end = 0x20300000 + 0x8000, .flags = IORESOURCE_MEM, }, [1] = { .start = IRQ_PF7, .end = IRQ_PF7, .flags = (IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL), }, }; static struct platform_device ax88180_device = { .name = "ax88180", .id = -1, .num_resources = ARRAY_SIZE(ax88180_resources), .resource = ax88180_resources, }; #endif #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE) static struct resource sl811_hcd_resources[] = { { .start = 0x20340000, .end = 0x20340000, .flags = IORESOURCE_MEM, }, { .start = 0x20340004, .end = 0x20340004, .flags = IORESOURCE_MEM, }, { .start = CONFIG_USB_SL811_BFIN_IRQ, .end = CONFIG_USB_SL811_BFIN_IRQ, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, }, }; #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS) void sl811_port_power(struct device *dev, int is_on) { gpio_request(CONFIG_USB_SL811_BFIN_GPIO_VBUS, "usb:SL811_VBUS"); gpio_direction_output(CONFIG_USB_SL811_BFIN_GPIO_VBUS); if (is_on) gpio_set_value(CONFIG_USB_SL811_BFIN_GPIO_VBUS, 1); else gpio_set_value(CONFIG_USB_SL811_BFIN_GPIO_VBUS, 0); } #endif static struct sl811_platform_data sl811_priv = { .potpg = 10, .power = 250, /* == 500mA */ #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS) .port_power = &sl811_port_power, #endif }; static struct platform_device sl811_hcd_device = { .name = "sl811-hcd", .id = 0, .dev = { .platform_data = &sl811_priv, }, .num_resources = ARRAY_SIZE(sl811_hcd_resources), .resource = sl811_hcd_resources, }; #endif #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE) static struct resource isp1362_hcd_resources[] = { { .start = 0x20360000, .end = 0x20360000, .flags = IORESOURCE_MEM, }, { .start = 0x20360004, .end = 0x20360004, .flags = IORESOURCE_MEM, }, { .start = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ, .end = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, }, }; static struct isp1362_platform_data isp1362_priv = { .sel15Kres = 1, .clknotstop = 0, .oc_enable = 0, .int_act_high = 0, .int_edge_triggered = 0, .remote_wakeup_connected = 0, .no_power_switching = 1, .power_switching_mode = 0, }; static struct platform_device isp1362_hcd_device = { .name = "isp1362-hcd", .id = 0, .dev = { .platform_data = &isp1362_priv, }, .num_resources = ARRAY_SIZE(isp1362_hcd_resources), .resource = isp1362_hcd_resources, }; #endif #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) static struct platform_device bfin_mac_device = { .name = "bfin_mac", }; #endif #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE) static struct resource net2272_bfin_resources[] = { { .start = 0x20300000, .end = 0x20300000 + 0x100, .flags = IORESOURCE_MEM, }, { .start = IRQ_PF7, .end = IRQ_PF7, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, }, }; static struct platform_device net2272_bfin_device = { .name = "net2272", .id = -1, .num_resources = ARRAY_SIZE(net2272_bfin_resources), .resource = net2272_bfin_resources, }; #endif #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) /* all SPI peripherals info goes here */ #if defined(CONFIG_MTD_M25P80) \ || defined(CONFIG_MTD_M25P80_MODULE) static struct mtd_partition bfin_spi_flash_partitions[] = { { .name = "bootloader", .size = 0x00020000, .offset = 0, .mask_flags = MTD_CAP_ROM }, { .name = "kernel", .size = 0xe0000, .offset = 0x20000 }, { .name = "file system", .size = 0x700000, .offset = 0x00100000, } }; static struct flash_platform_data bfin_spi_flash_data = { .name = "m25p80", .parts = bfin_spi_flash_partitions, .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions), .type = "m25p64", }; /* SPI flash chip (m25p64) */ static struct bfin5xx_spi_chip spi_flash_chip_info = { .enable_dma = 0, /* use dma transfer with this chip*/ .bits_per_word = 8, }; #endif #if defined(CONFIG_SPI_ADC_BF533) \ || defined(CONFIG_SPI_ADC_BF533_MODULE) /* SPI ADC chip */ static struct bfin5xx_spi_chip spi_adc_chip_info = { .enable_dma = 1, /* use dma transfer with this chip*/ .bits_per_word = 16, }; #endif #if defined(CONFIG_SND_BLACKFIN_AD1836) \ || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE) static struct bfin5xx_spi_chip ad1836_spi_chip_info = { .enable_dma = 0, .bits_per_word = 16, }; #endif #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE) static struct bfin5xx_spi_chip ad9960_spi_chip_info = { .enable_dma = 0, .bits_per_word = 16, }; #endif #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) static struct bfin5xx_spi_chip spi_mmc_chip_info = { .enable_dma = 1, .bits_per_word = 8, }; #endif #if defined(CONFIG_PBX) static struct bfin5xx_spi_chip spi_si3xxx_chip_info = { .ctl_reg = 0x4, /* send zero */ .enable_dma = 0, .bits_per_word = 8, .cs_change_per_word = 1, }; #endif #if defined(CONFIG_AD5304) || defined(CONFIG_AD5304_MODULE) static struct bfin5xx_spi_chip ad5304_chip_info = { .enable_dma = 0, .bits_per_word = 16, }; #endif #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE) static struct bfin5xx_spi_chip spi_ad7877_chip_info = { .enable_dma = 0, .bits_per_word = 16, }; static const struct ad7877_platform_data bfin_ad7877_ts_info = { .model = 7877, .vref_delay_usecs = 50, /* internal, no capacitor */ .x_plate_ohms = 419, .y_plate_ohms = 486, .pressure_max = 1000, .pressure_min = 0, .stopacq_polarity = 1, .first_conversion_delay = 3, .acquisition_time = 1, .averaging = 1, .pen_down_acc_interval = 1, }; #endif static struct spi_board_info bfin_spi_board_info[] __initdata = { #if defined(CONFIG_MTD_M25P80) \ || defined(CONFIG_MTD_M25P80_MODULE) { /* the modalias must be the same as spi device driver name */ .modalias = "m25p80", /* Name of spi_driver for this device */ .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, /* Framework bus number */ .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/ .platform_data = &bfin_spi_flash_data, .controller_data = &spi_flash_chip_info, .mode = SPI_MODE_3, }, #endif #if defined(CONFIG_SPI_ADC_BF533) \ || defined(CONFIG_SPI_ADC_BF533_MODULE) { .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */ .max_speed_hz = 6250000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, /* Framework bus number */ .chip_select = 1, /* Framework chip select. */ .platform_data = NULL, /* No spi_driver specific config */ .controller_data = &spi_adc_chip_info, }, #endif #if defined(CONFIG_SND_BLACKFIN_AD1836) \ || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE) { .modalias = "ad1836-spi", .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT, .controller_data = &ad1836_spi_chip_info, }, #endif #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE) { .modalias = "ad9960-spi", .max_speed_hz = 10000000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, .chip_select = 1, .controller_data = &ad9960_spi_chip_info, }, #endif #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) { .modalias = "spi_mmc_dummy", .max_speed_hz = 20000000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, .chip_select = 0, .platform_data = NULL, .controller_data = &spi_mmc_chip_info, .mode = SPI_MODE_3, }, { .modalias = "spi_mmc", .max_speed_hz = 20000000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, .chip_select = CONFIG_SPI_MMC_CS_CHAN, .platform_data = NULL, .controller_data = &spi_mmc_chip_info, .mode = SPI_MODE_3, }, #endif #if defined(CONFIG_PBX) { .modalias = "fxs-spi", .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, .chip_select = 8 - CONFIG_J11_JUMPER, .controller_data = &spi_si3xxx_chip_info, .mode = SPI_MODE_3, }, { .modalias = "fxo-spi", .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, .chip_select = 8 - CONFIG_J19_JUMPER, .controller_data = &spi_si3xxx_chip_info, .mode = SPI_MODE_3, }, #endif #if defined(CONFIG_AD5304) || defined(CONFIG_AD5304_MODULE) { .modalias = "ad5304_spi", .max_speed_hz = 1250000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, .chip_select = 2, .platform_data = NULL, .controller_data = &ad5304_chip_info, .mode = SPI_MODE_2, }, #endif #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE) { .modalias = "ad7877", .platform_data = &bfin_ad7877_ts_info, .irq = IRQ_PF6, .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, .chip_select = 1, .controller_data = &spi_ad7877_chip_info, }, #endif }; /* SPI controller data */ static struct bfin5xx_spi_master bfin_spi0_info = { .num_chipselect = 8, .enable_dma = 1, /* master has the ability to do dma transfer */ .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0}, }; /* SPI (0) */ static struct resource bfin_spi0_resource[] = { [0] = { .start = SPI0_REGBASE, .end = SPI0_REGBASE + 0xFF, .flags = IORESOURCE_MEM, }, [1] = { .start = CH_SPI, .end = CH_SPI, .flags = IORESOURCE_IRQ, }, }; static struct platform_device bfin_spi0_device = { .name = "bfin-spi", .id = 0, /* Bus number */ .num_resources = ARRAY_SIZE(bfin_spi0_resource), .resource = bfin_spi0_resource, .dev = { .platform_data = &bfin_spi0_info, /* Passed to driver */ }, }; #endif /* spi master and devices */ #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE) static struct platform_device bfin_fb_device = { .name = "bf537-lq035", }; #endif #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE) static struct platform_device bfin_fb_adv7393_device = { .name = "bfin-adv7393", }; #endif #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE) static struct resource bfin_uart_resources[] = { { .start = 0xFFC00400, .end = 0xFFC004FF, .flags = IORESOURCE_MEM, }, { .start = 0xFFC02000, .end = 0xFFC020FF, .flags = IORESOURCE_MEM, }, }; static struct platform_device bfin_uart_device = { .name = "bfin-uart", .id = 1, .num_resources = ARRAY_SIZE(bfin_uart_resources), .resource = bfin_uart_resources, }; #endif #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE) static struct resource bfin_twi0_resource[] = { [0] = { .start = TWI0_REGBASE, .end = TWI0_REGBASE, .flags = IORESOURCE_MEM, }, [1] = { .start = IRQ_TWI, .end = IRQ_TWI, .flags = IORESOURCE_IRQ, }, }; static struct platform_device i2c_bfin_twi_device = { .name = "i2c-bfin-twi", .id = 0, .num_resources = ARRAY_SIZE(bfin_twi0_resource), .resource = bfin_twi0_resource, }; #endif #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE) static struct platform_device bfin_sport0_uart_device = { .name = "bfin-sport-uart", .id = 0, }; static struct platform_device bfin_sport1_uart_device = { .name = "bfin-sport-uart", .id = 1, }; #endif #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE) #define PATA_INT 55 static struct pata_platform_info bfin_pata_platform_data = { .ioport_shift = 1, .irq_flags = IRQF_TRIGGER_HIGH | IRQF_DISABLED, }; static struct resource bfin_pata_resources[] = { { .start = 0x20314020, .end = 0x2031403F, .flags = IORESOURCE_MEM, }, { .start = 0x2031401C, .end = 0x2031401F, .flags = IORESOURCE_MEM, }, { .start = PATA_INT, .end = PATA_INT, .flags = IORESOURCE_IRQ, }, }; static struct platform_device bfin_pata_device = { .name = "pata_platform", .id = -1, .num_resources = ARRAY_SIZE(bfin_pata_resources), .resource = bfin_pata_resources, .dev = { .platform_data = &bfin_pata_platform_data, } }; #endif static struct platform_device *stamp_devices[] __initdata = { #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE) &bfin_pcmcia_cf_device, #endif #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE) &rtc_device, #endif #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE) &sl811_hcd_device, #endif #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE) &isp1362_hcd_device, #endif #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE) &smc91x_device, #endif #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE) &dm9000_device, #endif #if defined(CONFIG_AX88180) || defined(CONFIG_AX88180_MODULE) &ax88180_device, #endif #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) &bfin_mac_device, #endif #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE) &net2272_bfin_device, #endif #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) &bfin_spi0_device, #endif #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE) &bfin_fb_device, #endif #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE) &bfin_fb_adv7393_device, #endif #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE) &bfin_uart_device, #endif #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE) &i2c_bfin_twi_device, #endif #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE) &bfin_sport0_uart_device, &bfin_sport1_uart_device, #endif #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE) &bfin_pata_device, #endif }; static int __init stamp_init(void) { printk(KERN_INFO "%s(): registering device resources\n", __FUNCTION__); platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices)); #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info)); #endif #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE) irq_desc[PATA_INT].status |= IRQ_NOAUTOEN; #endif return 0; } arch_initcall(stamp_init); void native_machine_restart(char *cmd) { /* workaround reboot hang when booting from SPI */ if ((bfin_read_SYSCR() & 0x7) == 0x3) bfin_gpio_reset_spi0_ssel1(); } /* * Currently the MAC address is saved in Flash by U-Boot */ #define FLASH_MAC 0x203f0000 void bfin_get_ether_addr(char *addr) { *(u32 *)(&(addr[0])) = bfin_read32(FLASH_MAC); *(u16 *)(&(addr[4])) = bfin_read16(FLASH_MAC + 4); } EXPORT_SYMBOL(bfin_get_ether_addr);