ad7160eval.c

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/*
 * Copyright 2004-20010 Analog Devices Inc.
 *                2005 National ICT Australia (NICTA)
 *                      Aidan Williams <[email protected]>
 *
 * 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>


/*
 * Name the Board for the /proc/cpuinfo
 */
const char bfin_board_name[] = "ADI BF527-AD7160EVAL";

/*
 *  Driver needs to know address, irq and flag pin.
 */

#if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
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,
    .clkin          = 24,           /* musb CLKIN in MHZ */
};

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 defined(CONFIG_FB_BFIN_RA158Z) || defined(CONFIG_FB_BFIN_RA158Z_MODULE)
static struct resource bf52x_ra158z_resources[] = {
    {
        .start = IRQ_PPI_ERROR,
        .end = IRQ_PPI_ERROR,
        .flags = IORESOURCE_IRQ,
    },
};

static struct platform_device bf52x_ra158z_device = {
    .name       = "bfin-ra158z",
    .id     = -1,
    .num_resources  = ARRAY_SIZE(bf52x_ra158z_resources),
    .resource   = bf52x_ra158z_resources,
};
#endif

#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
static struct mtd_partition ad7160eval_partitions[] = {
    {
        .name       = "bootloader(nor)",
        .size       = 0x40000,
        .offset     = 0,
    }, {
        .name       = "linux kernel(nor)",
        .size       = 0x1C0000,
        .offset     = MTDPART_OFS_APPEND,
    }, {
        .name       = "file system(nor)",
        .size       = MTDPART_SIZ_FULL,
        .offset     = MTDPART_OFS_APPEND,
    }
};

static struct physmap_flash_data ad7160eval_flash_data = {
    .width      = 2,
    .parts      = ad7160eval_partitions,
    .nr_parts   = ARRAY_SIZE(ad7160eval_partitions),
};

static struct resource ad7160eval_flash_resource = {
    .start = 0x20000000,
    .end   = 0x203fffff,
    .flags = IORESOURCE_MEM,
};

static struct platform_device ad7160eval_flash_device = {
    .name          = "physmap-flash",
    .id            = 0,
    .dev = {
        .platform_data = &ad7160eval_flash_data,
    },
    .num_resources = 1,
    .resource      = &ad7160eval_flash_resource,
};
#endif

#if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
static struct mtd_partition partition_info[] = {
    {
        .name = "linux kernel(nand)",
        .offset = 0,
        .size = 4 * 1024 * 1024,
    },
    {
        .name = "file system(nand)",
        .offset = MTDPART_OFS_APPEND,
        .size = MTDPART_SIZ_FULL,
    },
};

static struct bf5xx_nand_platform bf5xx_nand_platform = {
    .data_width = NFC_NWIDTH_8,
    .partitions = partition_info,
    .nr_partitions = ARRAY_SIZE(partition_info),
    .rd_dly = 3,
    .wr_dly = 3,
};

static struct resource bf5xx_nand_resources[] = {
    {
        .start = NFC_CTL,
        .end = NFC_DATA_RD + 2,
        .flags = IORESOURCE_MEM,
    },
    {
        .start = CH_NFC,
        .end = CH_NFC,
        .flags = IORESOURCE_IRQ,
    },
};

static struct platform_device bf5xx_nand_device = {
    .name = "bf5xx-nand",
    .id = 0,
    .num_resources = ARRAY_SIZE(bf5xx_nand_resources),
    .resource = bf5xx_nand_resources,
    .dev = {
        .platform_data = &bf5xx_nand_platform,
    },
};
#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_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
#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 defined(CONFIG_MTD_M25P80) \
    || defined(CONFIG_MTD_M25P80_MODULE)
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 defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
static struct bfin5xx_spi_chip  mmc_spi_chip_info = {
    .enable_dma = 0,
};
#endif

#if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE)
static struct platform_device bfin_i2s = {
    .name = "bfin-i2s",
    .id = CONFIG_SND_BF5XX_SPORT_NUM,
    /* TODO: add platform data here */
};
#endif

#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
static struct platform_device bfin_tdm = {
    .name = "bfin-tdm",
    .id = CONFIG_SND_BF5XX_SPORT_NUM,
    /* TODO: add platform data here */
};
#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_SND_BF5XX_SOC_AD183X) \
    || defined(CONFIG_SND_BF5XX_SOC_AD183X_MODULE)
    {
        .modalias = "ad183x",
        .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
        .bus_num = 0,
        .chip_select = 4,
    },
#endif
#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
    {
        .modalias = "mmc_spi",
        .max_speed_hz = 30000000,     /* max spi clock (SCK) speed in HZ */
        .bus_num = 0,
        .chip_select = GPIO_PH3 + MAX_CTRL_CS,
        .controller_data = &mmc_spi_chip_info,
        .mode = SPI_MODE_3,
    },
#endif
#if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
    {
        .modalias = "spidev",
        .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
        .bus_num = 0,
        .chip_select = 1,
    },
#endif
};

#if defined(CONFIG_SPI_BFIN5XX) || defined(CONFIG_SPI_BFIN5XX_MODULE)
/* SPI controller data */
static struct bfin5xx_spi_master bfin_spi0_info = {
    .num_chipselect = MAX_CTRL_CS + 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 defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
#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 defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
#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 defined(CONFIG_TOUCHSCREEN_AD7160) || defined(CONFIG_TOUCHSCREEN_AD7160_MODULE)
#include <linux/input/ad7160.h>
static const struct ad7160_platform_data bfin_ad7160_ts_info = {
    .sensor_x_res = 854,
    .sensor_y_res = 480,
    .pressure = 100,
    .filter_coef = 3,
    .coord_pref = AD7160_ORIG_TOP_LEFT,
    .first_touch_window = 5,
    .move_window = 3,
    .event_cabs = AD7160_EMIT_ABS_MT_TRACKING_ID |
            AD7160_EMIT_ABS_MT_PRESSURE |
            AD7160_TRACKING_ID_ASCENDING,
    .finger_act_ctrl = 0x64,
    .haptic_effect1_ctrl = AD7160_HAPTIC_SLOT_A(60) |
                AD7160_HAPTIC_SLOT_A_LVL_HIGH |
                AD7160_HAPTIC_SLOT_B(60) |
                AD7160_HAPTIC_SLOT_B_LVL_LOW,

    .haptic_effect2_ctrl = AD7160_HAPTIC_SLOT_A(20) |
                AD7160_HAPTIC_SLOT_A_LVL_HIGH |
                AD7160_HAPTIC_SLOT_B(80) |
                AD7160_HAPTIC_SLOT_B_LVL_LOW |
                AD7160_HAPTIC_SLOT_C(120) |
                AD7160_HAPTIC_SLOT_C_LVL_HIGH |
                AD7160_HAPTIC_SLOT_D(30) |
                AD7160_HAPTIC_SLOT_D_LVL_LOW,
};
#endif

#if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
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 defined(CONFIG_TOUCHSCREEN_AD7160) || defined(CONFIG_TOUCHSCREEN_AD7160_MODULE)
    {
        I2C_BOARD_INFO("ad7160", 0x33),
        .irq = IRQ_PH1,
        .platform_data = (void *)&bfin_ad7160_ts_info,
    },
#endif
};

#if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
#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

#if defined(CONFIG_INPUT_BFIN_ROTARY) || defined(CONFIG_INPUT_BFIN_ROTARY_MODULE)
#include <asm/bfin_rotary.h>

static struct bfin_rotary_platform_data bfin_rotary_data = {
    /*.rotary_up_key     = KEY_UP,*/
    /*.rotary_down_key   = KEY_DOWN,*/
    .rotary_rel_code   = REL_WHEEL,
    .rotary_button_key = KEY_ENTER,
    .debounce      = 10,    /* 0..17 */
    .mode          = ROT_QUAD_ENC | ROT_DEBE,
    .pm_wakeup     = 1,
};

static struct resource bfin_rotary_resources[] = {
    {
        .start = IRQ_CNT,
        .end = IRQ_CNT,
        .flags = IORESOURCE_IRQ,
    },
};

static struct platform_device bfin_rotary_device = {
    .name       = "bfin-rotary",
    .id     = -1,
    .num_resources  = ARRAY_SIZE(bfin_rotary_resources),
    .resource   = bfin_rotary_resources,
    .dev        = {
        .platform_data = &bfin_rotary_data,
    },
};
#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 *stamp_devices[] __initdata = {

    &bfin_dpmc,

#if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
    &bf5xx_nand_device,
#endif

#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
    &rtc_device,
#endif

#if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
    &musb_device,
#endif

#if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
    &bfin_mii_bus,
    &bfin_mac_device,
#endif

#if defined(CONFIG_SPI_BFIN5XX) || defined(CONFIG_SPI_BFIN5XX_MODULE)
    &bfin_spi0_device,
#endif

#if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
#ifdef CONFIG_SERIAL_BFIN_UART0
    &bfin_uart0_device,
#endif
#ifdef CONFIG_SERIAL_BFIN_UART1
    &bfin_uart1_device,
#endif
#endif

#if defined(CONFIG_FB_BFIN_RA158Z) || defined(CONFIG_FB_BFIN_RA158Z_MODULE)
    &bf52x_ra158z_device,
#endif

#if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
#ifdef CONFIG_BFIN_SIR0
    &bfin_sir0_device,
#endif
#ifdef CONFIG_BFIN_SIR1
    &bfin_sir1_device,
#endif
#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)
#ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
    &bfin_sport0_uart_device,
#endif
#ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
    &bfin_sport1_uart_device,
#endif
#endif

#if defined(CONFIG_INPUT_BFIN_ROTARY) || defined(CONFIG_INPUT_BFIN_ROTARY_MODULE)
    &bfin_rotary_device,
#endif

#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
    &ad7160eval_flash_device,
#endif

#if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE)
    &bfin_i2s,
#endif

#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
    &bfin_tdm,
#endif
};

static int __init ad7160eval_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(stamp_devices, ARRAY_SIZE(stamp_devices));
    spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
    return 0;
}

arch_initcall(ad7160eval_init);

static struct platform_device *ad7160eval_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(ad7160eval_early_devices,
        ARRAY_SIZE(ad7160eval_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);