/* File: arch/blackfin/mach-bf527/boards/tll6527m.c * Based on: arch/blackfin/mach-bf527/boards/ezkit.c * Author: Ashish Gupta * * Copyright: 2010 - The Learning Labs Inc. * * Licensed under the GPL-2 or later. */ #include <linux/device.h> #include <linux/export.h> #include <linux/platform_device.h> #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> #include <linux/mtd/physmap.h> #include <linux/spi/spi.h> #include <linux/spi/flash.h> #include <linux/i2c.h> #include <linux/irq.h> #include <linux/interrupt.h> #include <linux/usb/musb.h> #include <linux/leds.h> #include <linux/input.h> #include <asm/dma.h> #include <asm/bfin5xx_spi.h> #include <asm/reboot.h> #include <asm/nand.h> #include <asm/portmux.h> #include <asm/dpmc.h> #if IS_ENABLED(CONFIG_TOUCHSCREEN_AD7879) #include <linux/spi/ad7879.h> #define LCD_BACKLIGHT_GPIO 0x40 /* TLL6527M uses TLL7UIQ35 / ADI LCD EZ Extender. AD7879 AUX GPIO is used for * LCD Backlight Enable */ #endif /* * Name the Board for the /proc/cpuinfo */ const char bfin_board_name[] = "TLL6527M"; /* * Driver needs to know address, irq and flag pin. */ #if IS_ENABLED(CONFIG_USB_MUSB_HDRC) static struct resource musb_resources[] = { [0] = { .start = 0xffc03800, .end = 0xffc03cff, .flags = IORESOURCE_MEM, }, [1] = { /* general IRQ */ .start = IRQ_USB_INT0, .end = IRQ_USB_INT0, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, }, [2] = { /* DMA IRQ */ .start = IRQ_USB_DMA, .end = IRQ_USB_DMA, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, }, }; static struct musb_hdrc_config musb_config = { .multipoint = 0, .dyn_fifo = 0, .soft_con = 1, .dma = 1, .num_eps = 8, .dma_channels = 8, /*.gpio_vrsel = GPIO_PG13,*/ /* Some custom boards need to be active low, just set it to "0" * if it is the case. */ .gpio_vrsel_active = 1, }; static struct musb_hdrc_platform_data musb_plat = { #if defined(CONFIG_USB_MUSB_OTG) .mode = MUSB_OTG, #elif defined(CONFIG_USB_MUSB_HDRC_HCD) .mode = MUSB_HOST, #elif defined(CONFIG_USB_GADGET_MUSB_HDRC) .mode = MUSB_PERIPHERAL, #endif .config = &musb_config, }; static u64 musb_dmamask = ~(u32)0; static struct platform_device musb_device = { .name = "musb-blackfin", .id = 0, .dev = { .dma_mask = &musb_dmamask, .coherent_dma_mask = 0xffffffff, .platform_data = &musb_plat, }, .num_resources = ARRAY_SIZE(musb_resources), .resource = musb_resources, }; #endif #if IS_ENABLED(CONFIG_FB_BFIN_LQ035Q1) #include <asm/bfin-lq035q1.h> static struct bfin_lq035q1fb_disp_info bfin_lq035q1_data = { .mode = LQ035_NORM | LQ035_RGB | LQ035_RL | LQ035_TB, .ppi_mode = USE_RGB565_16_BIT_PPI, .use_bl = 1, .gpio_bl = LCD_BACKLIGHT_GPIO, }; static struct resource bfin_lq035q1_resources[] = { { .start = IRQ_PPI_ERROR, .end = IRQ_PPI_ERROR, .flags = IORESOURCE_IRQ, }, }; static struct platform_device bfin_lq035q1_device = { .name = "bfin-lq035q1", .id = -1, .num_resources = ARRAY_SIZE(bfin_lq035q1_resources), .resource = bfin_lq035q1_resources, .dev = { .platform_data = &bfin_lq035q1_data, }, }; #endif #if IS_ENABLED(CONFIG_MTD_GPIO_ADDR) static struct mtd_partition tll6527m_partitions[] = { { .name = "bootloader(nor)", .size = 0xA0000, .offset = 0, }, { .name = "linux kernel(nor)", .size = 0xD00000, .offset = MTDPART_OFS_APPEND, }, { .name = "file system(nor)", .size = MTDPART_SIZ_FULL, .offset = MTDPART_OFS_APPEND, } }; static struct physmap_flash_data tll6527m_flash_data = { .width = 2, .parts = tll6527m_partitions, .nr_parts = ARRAY_SIZE(tll6527m_partitions), }; static unsigned tll6527m_flash_gpios[] = { GPIO_PG11, GPIO_PH11, GPIO_PH12 }; static struct resource tll6527m_flash_resource[] = { { .name = "cfi_probe", .start = 0x20000000, .end = 0x201fffff, .flags = IORESOURCE_MEM, }, { .start = (unsigned long)tll6527m_flash_gpios, .end = ARRAY_SIZE(tll6527m_flash_gpios), .flags = IORESOURCE_IRQ, } }; static struct platform_device tll6527m_flash_device = { .name = "gpio-addr-flash", .id = 0, .dev = { .platform_data = &tll6527m_flash_data, }, .num_resources = ARRAY_SIZE(tll6527m_flash_resource), .resource = tll6527m_flash_resource, }; #endif #if IS_ENABLED(CONFIG_GPIO_DECODER) /* An SN74LVC138A 3:8 decoder chip has been used to generate 7 augmented * outputs used as SPI CS lines for all SPI SLAVE devices on TLL6527v1-0. * EXP_GPIO_SPISEL_BASE is the base number for the expanded outputs being * used as SPI CS lines, this should be > MAX_BLACKFIN_GPIOS */ #include <linux/gpio-decoder.h> #define EXP_GPIO_SPISEL_BASE 0x64 static unsigned gpio_addr_inputs[] = { GPIO_PG1, GPIO_PH9, GPIO_PH10 }; static struct gpio_decoder_platform_data spi_decoded_cs = { .base = EXP_GPIO_SPISEL_BASE, .input_addrs = gpio_addr_inputs, .nr_input_addrs = ARRAY_SIZE(gpio_addr_inputs), .default_output = 0, /* .default_output = (1 << ARRAY_SIZE(gpio_addr_inputs)) - 1 */ }; static struct platform_device spi_decoded_gpio = { .name = "gpio-decoder", .id = 0, .dev = { .platform_data = &spi_decoded_cs, }, }; #else #define EXP_GPIO_SPISEL_BASE 0x0 #endif #if IS_ENABLED(CONFIG_INPUT_ADXL34X) #include <linux/input/adxl34x.h> static const struct adxl34x_platform_data adxl345_info = { .x_axis_offset = 0, .y_axis_offset = 0, .z_axis_offset = 0, .tap_threshold = 0x31, .tap_duration = 0x10, .tap_latency = 0x60, .tap_window = 0xF0, .tap_axis_control = ADXL_TAP_X_EN | ADXL_TAP_Y_EN | ADXL_TAP_Z_EN, .act_axis_control = 0xFF, .activity_threshold = 5, .inactivity_threshold = 2, .inactivity_time = 2, .free_fall_threshold = 0x7, .free_fall_time = 0x20, .data_rate = 0x8, .data_range = ADXL_FULL_RES, .ev_type = EV_ABS, .ev_code_x = ABS_X, /* EV_REL */ .ev_code_y = ABS_Y, /* EV_REL */ .ev_code_z = ABS_Z, /* EV_REL */ .ev_code_tap = {BTN_TOUCH, BTN_TOUCH, BTN_TOUCH}, /* EV_KEY x,y,z */ /* .ev_code_ff = KEY_F,*/ /* EV_KEY */ .ev_code_act_inactivity = KEY_A, /* EV_KEY */ .use_int2 = 1, .power_mode = ADXL_AUTO_SLEEP | ADXL_LINK, .fifo_mode = ADXL_FIFO_STREAM, }; #endif #if IS_ENABLED(CONFIG_RTC_DRV_BFIN) static struct platform_device rtc_device = { .name = "rtc-bfin", .id = -1, }; #endif #if IS_ENABLED(CONFIG_BFIN_MAC) #include <linux/bfin_mac.h> static const unsigned short bfin_mac_peripherals[] = P_RMII0; static struct bfin_phydev_platform_data bfin_phydev_data[] = { { .addr = 1, .irq = IRQ_MAC_PHYINT, }, }; static struct bfin_mii_bus_platform_data bfin_mii_bus_data = { .phydev_number = 1, .phydev_data = bfin_phydev_data, .phy_mode = PHY_INTERFACE_MODE_RMII, .mac_peripherals = bfin_mac_peripherals, }; static struct platform_device bfin_mii_bus = { .name = "bfin_mii_bus", .dev = { .platform_data = &bfin_mii_bus_data, } }; static struct platform_device bfin_mac_device = { .name = "bfin_mac", .dev = { .platform_data = &bfin_mii_bus, } }; #endif #if IS_ENABLED(CONFIG_MTD_M25P80) static struct mtd_partition bfin_spi_flash_partitions[] = { { .name = "bootloader(spi)", .size = 0x00040000, .offset = 0, .mask_flags = MTD_CAP_ROM }, { .name = "linux kernel(spi)", .size = MTDPART_SIZ_FULL, .offset = MTDPART_OFS_APPEND, } }; 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 = "m25p16", }; /* SPI flash chip (m25p64) */ static struct bfin5xx_spi_chip spi_flash_chip_info = { .enable_dma = 0, /* use dma transfer with this chip*/ }; #endif #if IS_ENABLED(CONFIG_MMC_SPI) static struct bfin5xx_spi_chip mmc_spi_chip_info = { .enable_dma = 0, }; #endif #if IS_ENABLED(CONFIG_TOUCHSCREEN_AD7879) static const struct ad7879_platform_data bfin_ad7879_ts_info = { .model = 7879, /* Model = AD7879 */ .x_plate_ohms = 620, /* 620 Ohm from the touch datasheet */ .pressure_max = 10000, .pressure_min = 0, .first_conversion_delay = 3, /* wait 512us before do a first conversion */ .acquisition_time = 1, /* 4us acquisition time per sample */ .median = 2, /* do 8 measurements */ .averaging = 1, /* take the average of 4 middle samples */ .pen_down_acc_interval = 255, /* 9.4 ms */ .gpio_export = 1, /* configure AUX as GPIO output*/ .gpio_base = LCD_BACKLIGHT_GPIO, }; #endif #if IS_ENABLED(CONFIG_SND_BF5XX_I2S) static struct platform_device bfin_i2s = { .name = "bfin-i2s", .id = CONFIG_SND_BF5XX_SPORT_NUM, /* TODO: add platform data here */ }; #endif #if IS_ENABLED(CONFIG_GPIO_MCP23S08) #include <linux/spi/mcp23s08.h> static const struct mcp23s08_platform_data bfin_mcp23s08_sys_gpio_info = { .chip[0].is_present = true, .base = 0x30, }; static const struct mcp23s08_platform_data bfin_mcp23s08_usr_gpio_info = { .chip[2].is_present = true, .base = 0x38, }; #endif static struct spi_board_info bfin_spi_board_info[] __initdata = { #if IS_ENABLED(CONFIG_MTD_M25P80) { /* 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 = EXP_GPIO_SPISEL_BASE + 0x04 + MAX_CTRL_CS, /* Can be connected to TLL6527M GPIO connector */ /* Either SPI_ADC or M25P80 FLASH can be installed at a time */ .platform_data = &bfin_spi_flash_data, .controller_data = &spi_flash_chip_info, .mode = SPI_MODE_3, }, #endif #if IS_ENABLED(CONFIG_MMC_SPI) { .modalias = "mmc_spi", /* * TLL6527M V1.0 does not support SD Card at SPI Clock > 10 MHz due to * SPI buffer limitations */ .max_speed_hz = 10000000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, .chip_select = EXP_GPIO_SPISEL_BASE + 0x05 + MAX_CTRL_CS, .controller_data = &mmc_spi_chip_info, .mode = SPI_MODE_0, }, #endif #if IS_ENABLED(CONFIG_TOUCHSCREEN_AD7879_SPI) { .modalias = "ad7879", .platform_data = &bfin_ad7879_ts_info, .irq = IRQ_PH14, .max_speed_hz = 5000000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, .chip_select = EXP_GPIO_SPISEL_BASE + 0x07 + MAX_CTRL_CS, .mode = SPI_CPHA | SPI_CPOL, }, #endif #if IS_ENABLED(CONFIG_SPI_SPIDEV) { .modalias = "spidev", .max_speed_hz = 10000000, /* TLL6527Mv1-0 supports max spi clock (SCK) speed = 10 MHz */ .bus_num = 0, .chip_select = EXP_GPIO_SPISEL_BASE + 0x03 + MAX_CTRL_CS, .mode = SPI_CPHA | SPI_CPOL, }, #endif #if IS_ENABLED(CONFIG_FB_BFIN_LQ035Q1) { .modalias = "bfin-lq035q1-spi", .max_speed_hz = 20000000, .bus_num = 0, .chip_select = EXP_GPIO_SPISEL_BASE + 0x06 + MAX_CTRL_CS, .mode = SPI_CPHA | SPI_CPOL, }, #endif #if IS_ENABLED(CONFIG_GPIO_MCP23S08) { .modalias = "mcp23s08", .platform_data = &bfin_mcp23s08_sys_gpio_info, .max_speed_hz = 5000000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, .chip_select = EXP_GPIO_SPISEL_BASE + 0x01 + MAX_CTRL_CS, .mode = SPI_CPHA | SPI_CPOL, }, { .modalias = "mcp23s08", .platform_data = &bfin_mcp23s08_usr_gpio_info, .max_speed_hz = 5000000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, .chip_select = EXP_GPIO_SPISEL_BASE + 0x02 + MAX_CTRL_CS, .mode = SPI_CPHA | SPI_CPOL, }, #endif }; #if IS_ENABLED(CONFIG_SPI_BFIN5XX) /* SPI controller data */ static struct bfin5xx_spi_master bfin_spi0_info = { .num_chipselect = EXP_GPIO_SPISEL_BASE + 8 + MAX_CTRL_CS, /* EXP_GPIO_SPISEL_BASE will be > MAX_BLACKFIN_GPIOS */ .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_DMA, }, [2] = { .start = IRQ_SPI, .end = IRQ_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 IS_ENABLED(CONFIG_SERIAL_BFIN) #ifdef CONFIG_SERIAL_BFIN_UART0 static struct resource bfin_uart0_resources[] = { { .start = UART0_THR, .end = UART0_GCTL+2, .flags = IORESOURCE_MEM, }, { .start = IRQ_UART0_TX, .end = IRQ_UART0_TX, .flags = IORESOURCE_IRQ, }, { .start = IRQ_UART0_RX, .end = IRQ_UART0_RX, .flags = IORESOURCE_IRQ, }, { .start = IRQ_UART0_ERROR, .end = IRQ_UART0_ERROR, .flags = IORESOURCE_IRQ, }, { .start = CH_UART0_TX, .end = CH_UART0_TX, .flags = IORESOURCE_DMA, }, { .start = CH_UART0_RX, .end = CH_UART0_RX, .flags = IORESOURCE_DMA, }, }; static unsigned short bfin_uart0_peripherals[] = { P_UART0_TX, P_UART0_RX, 0 }; static struct platform_device bfin_uart0_device = { .name = "bfin-uart", .id = 0, .num_resources = ARRAY_SIZE(bfin_uart0_resources), .resource = bfin_uart0_resources, .dev = { .platform_data = &bfin_uart0_peripherals, /* Passed to driver */ }, }; #endif #ifdef CONFIG_SERIAL_BFIN_UART1 static struct resource bfin_uart1_resources[] = { { .start = UART1_THR, .end = UART1_GCTL+2, .flags = IORESOURCE_MEM, }, { .start = IRQ_UART1_TX, .end = IRQ_UART1_TX, .flags = IORESOURCE_IRQ, }, { .start = IRQ_UART1_RX, .end = IRQ_UART1_RX, .flags = IORESOURCE_IRQ, }, { .start = IRQ_UART1_ERROR, .end = IRQ_UART1_ERROR, .flags = IORESOURCE_IRQ, }, { .start = CH_UART1_TX, .end = CH_UART1_TX, .flags = IORESOURCE_DMA, }, { .start = CH_UART1_RX, .end = CH_UART1_RX, .flags = IORESOURCE_DMA, }, #ifdef CONFIG_BFIN_UART1_CTSRTS { /* CTS pin */ .start = GPIO_PF9, .end = GPIO_PF9, .flags = IORESOURCE_IO, }, { /* RTS pin */ .start = GPIO_PF10, .end = GPIO_PF10, .flags = IORESOURCE_IO, }, #endif }; static unsigned short bfin_uart1_peripherals[] = { P_UART1_TX, P_UART1_RX, 0 }; static struct platform_device bfin_uart1_device = { .name = "bfin-uart", .id = 1, .num_resources = ARRAY_SIZE(bfin_uart1_resources), .resource = bfin_uart1_resources, .dev = { .platform_data = &bfin_uart1_peripherals, /* Passed to driver */ }, }; #endif #endif #if IS_ENABLED(CONFIG_BFIN_SIR) #ifdef CONFIG_BFIN_SIR0 static struct resource bfin_sir0_resources[] = { { .start = 0xFFC00400, .end = 0xFFC004FF, .flags = IORESOURCE_MEM, }, { .start = IRQ_UART0_RX, .end = IRQ_UART0_RX+1, .flags = IORESOURCE_IRQ, }, { .start = CH_UART0_RX, .end = CH_UART0_RX+1, .flags = IORESOURCE_DMA, }, }; static struct platform_device bfin_sir0_device = { .name = "bfin_sir", .id = 0, .num_resources = ARRAY_SIZE(bfin_sir0_resources), .resource = bfin_sir0_resources, }; #endif #ifdef CONFIG_BFIN_SIR1 static struct resource bfin_sir1_resources[] = { { .start = 0xFFC02000, .end = 0xFFC020FF, .flags = IORESOURCE_MEM, }, { .start = IRQ_UART1_RX, .end = IRQ_UART1_RX+1, .flags = IORESOURCE_IRQ, }, { .start = CH_UART1_RX, .end = CH_UART1_RX+1, .flags = IORESOURCE_DMA, }, }; static struct platform_device bfin_sir1_device = { .name = "bfin_sir", .id = 1, .num_resources = ARRAY_SIZE(bfin_sir1_resources), .resource = bfin_sir1_resources, }; #endif #endif #if IS_ENABLED(CONFIG_I2C_BLACKFIN_TWI) static const u16 bfin_twi0_pins[] = {P_TWI0_SCL, P_TWI0_SDA, 0}; 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, .dev = { .platform_data = &bfin_twi0_pins, }, }; #endif static struct i2c_board_info __initdata bfin_i2c_board_info[] = { #if IS_ENABLED(CONFIG_BFIN_TWI_LCD) { I2C_BOARD_INFO("pcf8574_lcd", 0x22), }, #endif #if IS_ENABLED(CONFIG_FB_BFIN_7393) { I2C_BOARD_INFO("bfin-adv7393", 0x2B), }, #endif #if IS_ENABLED(CONFIG_TOUCHSCREEN_AD7879_I2C) { I2C_BOARD_INFO("ad7879", 0x2C), .irq = IRQ_PH14, .platform_data = (void *)&bfin_ad7879_ts_info, }, #endif #if IS_ENABLED(CONFIG_SND_SOC_SSM2602) { I2C_BOARD_INFO("ssm2602", 0x1b), }, #endif { I2C_BOARD_INFO("adm1192", 0x2e), }, { I2C_BOARD_INFO("ltc3576", 0x09), }, #if IS_ENABLED(CONFIG_INPUT_ADXL34X_I2C) { I2C_BOARD_INFO("adxl34x", 0x53), .irq = IRQ_PH13, .platform_data = (void *)&adxl345_info, }, #endif }; #if IS_ENABLED(CONFIG_SERIAL_BFIN_SPORT) #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART static struct resource bfin_sport0_uart_resources[] = { { .start = SPORT0_TCR1, .end = SPORT0_MRCS3+4, .flags = IORESOURCE_MEM, }, { .start = IRQ_SPORT0_RX, .end = IRQ_SPORT0_RX+1, .flags = IORESOURCE_IRQ, }, { .start = IRQ_SPORT0_ERROR, .end = IRQ_SPORT0_ERROR, .flags = IORESOURCE_IRQ, }, }; static unsigned short bfin_sport0_peripherals[] = { P_SPORT0_TFS, P_SPORT0_DTPRI, P_SPORT0_TSCLK, P_SPORT0_RFS, P_SPORT0_DRPRI, P_SPORT0_RSCLK, 0 }; static struct platform_device bfin_sport0_uart_device = { .name = "bfin-sport-uart", .id = 0, .num_resources = ARRAY_SIZE(bfin_sport0_uart_resources), .resource = bfin_sport0_uart_resources, .dev = { .platform_data = &bfin_sport0_peripherals, /* Passed to driver */ }, }; #endif #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART static struct resource bfin_sport1_uart_resources[] = { { .start = SPORT1_TCR1, .end = SPORT1_MRCS3+4, .flags = IORESOURCE_MEM, }, { .start = IRQ_SPORT1_RX, .end = IRQ_SPORT1_RX+1, .flags = IORESOURCE_IRQ, }, { .start = IRQ_SPORT1_ERROR, .end = IRQ_SPORT1_ERROR, .flags = IORESOURCE_IRQ, }, }; static unsigned short bfin_sport1_peripherals[] = { P_SPORT1_TFS, P_SPORT1_DTPRI, P_SPORT1_TSCLK, P_SPORT1_RFS, P_SPORT1_DRPRI, P_SPORT1_RSCLK, 0 }; static struct platform_device bfin_sport1_uart_device = { .name = "bfin-sport-uart", .id = 1, .num_resources = ARRAY_SIZE(bfin_sport1_uart_resources), .resource = bfin_sport1_uart_resources, .dev = { .platform_data = &bfin_sport1_peripherals, /* Passed to driver */ }, }; #endif #endif static const unsigned int cclk_vlev_datasheet[] = { VRPAIR(VLEV_100, 400000000), VRPAIR(VLEV_105, 426000000), VRPAIR(VLEV_110, 500000000), VRPAIR(VLEV_115, 533000000), VRPAIR(VLEV_120, 600000000), }; static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = { .tuple_tab = cclk_vlev_datasheet, .tabsize = ARRAY_SIZE(cclk_vlev_datasheet), .vr_settling_time = 25 /* us */, }; static struct platform_device bfin_dpmc = { .name = "bfin dpmc", .dev = { .platform_data = &bfin_dmpc_vreg_data, }, }; static struct platform_device *tll6527m_devices[] __initdata = { &bfin_dpmc, #if IS_ENABLED(CONFIG_RTC_DRV_BFIN) &rtc_device, #endif #if IS_ENABLED(CONFIG_USB_MUSB_HDRC) &musb_device, #endif #if IS_ENABLED(CONFIG_BFIN_MAC) &bfin_mii_bus, &bfin_mac_device, #endif #if IS_ENABLED(CONFIG_SPI_BFIN5XX) &bfin_spi0_device, #endif #if IS_ENABLED(CONFIG_FB_BFIN_LQ035Q1) &bfin_lq035q1_device, #endif #if IS_ENABLED(CONFIG_SERIAL_BFIN) #ifdef CONFIG_SERIAL_BFIN_UART0 &bfin_uart0_device, #endif #ifdef CONFIG_SERIAL_BFIN_UART1 &bfin_uart1_device, #endif #endif #if IS_ENABLED(CONFIG_BFIN_SIR) #ifdef CONFIG_BFIN_SIR0 &bfin_sir0_device, #endif #ifdef CONFIG_BFIN_SIR1 &bfin_sir1_device, #endif #endif #if IS_ENABLED(CONFIG_I2C_BLACKFIN_TWI) &i2c_bfin_twi_device, #endif #if IS_ENABLED(CONFIG_SERIAL_BFIN_SPORT) #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART &bfin_sport0_uart_device, #endif #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART &bfin_sport1_uart_device, #endif #endif #if IS_ENABLED(CONFIG_MTD_GPIO_ADDR) &tll6527m_flash_device, #endif #if IS_ENABLED(CONFIG_SND_BF5XX_I2S) &bfin_i2s, #endif #if IS_ENABLED(CONFIG_GPIO_DECODER) &spi_decoded_gpio, #endif }; static int __init tll6527m_init(void) { printk(KERN_INFO "%s(): registering device resources\n", __func__); i2c_register_board_info(0, bfin_i2c_board_info, ARRAY_SIZE(bfin_i2c_board_info)); platform_add_devices(tll6527m_devices, ARRAY_SIZE(tll6527m_devices)); spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info)); return 0; } arch_initcall(tll6527m_init); static struct platform_device *tll6527m_early_devices[] __initdata = { #if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK) #ifdef CONFIG_SERIAL_BFIN_UART0 &bfin_uart0_device, #endif #ifdef CONFIG_SERIAL_BFIN_UART1 &bfin_uart1_device, #endif #endif #if defined(CONFIG_SERIAL_BFIN_SPORT_CONSOLE) #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART &bfin_sport0_uart_device, #endif #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART &bfin_sport1_uart_device, #endif #endif }; void __init native_machine_early_platform_add_devices(void) { printk(KERN_INFO "register early platform devices\n"); early_platform_add_devices(tll6527m_early_devices, ARRAY_SIZE(tll6527m_early_devices)); } void native_machine_restart(char *cmd) { /* workaround reboot hang when booting from SPI */ if ((bfin_read_SYSCR() & 0x7) == 0x3) bfin_reset_boot_spi_cs(P_DEFAULT_BOOT_SPI_CS); } int bfin_get_ether_addr(char *addr) { /* the MAC is stored in OTP memory page 0xDF */ u32 ret; u64 otp_mac; u32 (*otp_read)(u32 page, u32 flags, u64 *page_content) = (void *)0xEF00001A; ret = otp_read(0xDF, 0x00, &otp_mac); if (!(ret & 0x1)) { char *otp_mac_p = (char *)&otp_mac; for (ret = 0; ret < 6; ++ret) addr[ret] = otp_mac_p[5 - ret]; } return 0; } EXPORT_SYMBOL(bfin_get_ether_addr);