/*
 * Copyright 2004-2009 Analog Devices Inc.
 *                2005 National ICT Australia (NICTA)
 *                      Aidan Williams <aidan@nicta.com.au>
 *
 * Licensed under the GPL-2 or later.
 */

#include <linux/device.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 <asm/dma.h>
#include <asm/bfin5xx_spi.h>
#include <asm/reboot.h>
#include <asm/nand.h>
#include <asm/portmux.h>
#include <asm/dpmc.h>
#include <linux/spi/ad7877.h>

/*
 * Name the Board for the /proc/cpuinfo
 */
const char bfin_board_name[] = "ADI BF526-EZBRD";

/*
 *  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,
};

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_hdrc",
        .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_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
static struct mtd_partition ezbrd_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 ezbrd_flash_data = {
        .width      = 2,
        .parts      = ezbrd_partitions,
        .nr_parts   = ARRAY_SIZE(ezbrd_partitions),
};

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

static struct platform_device ezbrd_flash_device = {
        .name          = "physmap-flash",
        .id            = 0,
        .dev = {
                .platform_data = &ezbrd_flash_data,
        },
        .num_resources = 1,
        .resource      = &ezbrd_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 = {
        .page_size = NFC_PG_SIZE_256,
        .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)
static struct platform_device bfin_mii_bus = {
        .name = "bfin_mii_bus",
};

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 = "sst25wf040",
};

/* SPI flash chip (sst25wf040) */
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_BFIN_SPI_ADC) \
        || defined(CONFIG_BFIN_SPI_ADC_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_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
static struct bfin5xx_spi_chip mmc_spi_chip_info = {
        .enable_dma = 0,
        .bits_per_word = 8,
};
#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

#if defined(CONFIG_TOUCHSCREEN_AD7879) || defined(CONFIG_TOUCHSCREEN_AD7879_MODULE)
#include <linux/spi/ad7879.h>
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_output            = 1,    /* configure AUX/VBAT/GPIO as GPIO output */
        .gpio_default           = 1,    /* During initialization set GPIO = HIGH */
};
#endif

#if defined(CONFIG_TOUCHSCREEN_AD7879_SPI) || defined(CONFIG_TOUCHSCREEN_AD7879_SPI_MODULE)
static struct bfin5xx_spi_chip spi_ad7879_chip_info = {
        .enable_dma = 0,
        .bits_per_word = 16,
};
#endif

#if defined(CONFIG_SND_SOC_WM8731) || defined(CONFIG_SND_SOC_WM8731_MODULE) \
         && defined(CONFIG_SND_SOC_WM8731_SPI)
static struct bfin5xx_spi_chip spi_wm8731_chip_info = {
        .enable_dma = 0,
        .bits_per_word = 16,
};
#endif

#if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
static struct bfin5xx_spi_chip spidev_chip_info = {
        .enable_dma = 0,
        .bits_per_word = 8,
};
#endif

#if defined(CONFIG_FB_BFIN_LQ035Q1) || defined(CONFIG_FB_BFIN_LQ035Q1_MODULE)
static struct bfin5xx_spi_chip lq035q1_spi_chip_info = {
        .enable_dma = 0,
        .bits_per_word = 8,
};
#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_BFIN_SPI_ADC) \
        || defined(CONFIG_BFIN_SPI_ADC_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_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
        {
                .modalias = "mmc_spi",
                .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
                .bus_num = 0,
                .chip_select = 5,
                .controller_data = &mmc_spi_chip_info,
                .mode = SPI_MODE_3,
        },
#endif
#if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
        {
                .modalias               = "ad7877",
                .platform_data          = &bfin_ad7877_ts_info,
                .irq                    = IRQ_PF8,
                .max_speed_hz   = 12500000,     /* max spi clock (SCK) speed in HZ */
                .bus_num        = 0,
                .chip_select  = 2,
                .controller_data = &spi_ad7877_chip_info,
        },
#endif
#if defined(CONFIG_TOUCHSCREEN_AD7879_SPI) || defined(CONFIG_TOUCHSCREEN_AD7879_SPI_MODULE)
        {
                .modalias = "ad7879",
                .platform_data = &bfin_ad7879_ts_info,
                .irq = IRQ_PG0,
                .max_speed_hz = 5000000,     /* max spi clock (SCK) speed in HZ */
                .bus_num = 0,
                .chip_select = 5,
                .controller_data = &spi_ad7879_chip_info,
                .mode = SPI_CPHA | SPI_CPOL,
        },
#endif
#if defined(CONFIG_SND_SOC_WM8731) || defined(CONFIG_SND_SOC_WM8731_MODULE) \
         && defined(CONFIG_SND_SOC_WM8731_SPI)
        {
                .modalias       = "wm8731",
                .max_speed_hz   = 3125000,     /* max spi clock (SCK) speed in HZ */
                .bus_num        = 0,
                .chip_select    = 5,
                .controller_data = &spi_wm8731_chip_info,
                .mode = SPI_MODE_0,
        },
#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,
                .controller_data = &spidev_chip_info,
        },
#endif
#if defined(CONFIG_FB_BFIN_LQ035Q1) || defined(CONFIG_FB_BFIN_LQ035Q1_MODULE)
        {
                .modalias = "bfin-lq035q1-spi",
                .max_speed_hz = 20000000,     /* max spi clock (SCK) speed in HZ */
                .bus_num = 0,
                .chip_select = 1,
                .controller_data = &lq035q1_spi_chip_info,
                .mode = SPI_CPHA | SPI_CPOL,
        },
#endif
};

#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
/* 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_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)
static struct resource bfin_uart_resources[] = {
#ifdef CONFIG_SERIAL_BFIN_UART0
        {
                .start = 0xFFC00400,
                .end = 0xFFC004FF,
                .flags = IORESOURCE_MEM,
        },
#endif
#ifdef CONFIG_SERIAL_BFIN_UART1
        {
                .start = 0xFFC02000,
                .end = 0xFFC020FF,
                .flags = IORESOURCE_MEM,
        },
#endif
};

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_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_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

static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
#if defined(CONFIG_BFIN_TWI_LCD) || defined(CONFIG_BFIN_TWI_LCD_MODULE)
        {
                I2C_BOARD_INFO("pcf8574_lcd", 0x22),
        },
#endif
#if defined(CONFIG_INPUT_PCF8574) || defined(CONFIG_INPUT_PCF8574_MODULE)
        {
                I2C_BOARD_INFO("pcf8574_keypad", 0x27),
                .irq = IRQ_PF8,
        },
#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_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
#include <linux/input.h>
#include <linux/gpio_keys.h>

static struct gpio_keys_button bfin_gpio_keys_table[] = {
        {BTN_0, GPIO_PG0, 1, "gpio-keys: BTN0"},
        {BTN_1, GPIO_PG13, 1, "gpio-keys: BTN1"},
};

static struct gpio_keys_platform_data bfin_gpio_keys_data = {
        .buttons        = bfin_gpio_keys_table,
        .nbuttons       = ARRAY_SIZE(bfin_gpio_keys_table),
};

static struct platform_device bfin_device_gpiokeys = {
        .name      = "gpio-keys",
        .dev = {
                .platform_data = &bfin_gpio_keys_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,
        },
};

#if defined(CONFIG_FB_BFIN_LQ035Q1) || defined(CONFIG_FB_BFIN_LQ035Q1_MODULE)
#include <asm/bfin-lq035q1.h>

static struct bfin_lq035q1fb_disp_info bfin_lq035q1_data = {
        .mode =         LQ035_NORM | LQ035_RGB | LQ035_RL | LQ035_TB,
        .use_bl =       1,
        .gpio_bl =      GPIO_PG12,
};

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

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_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
        &bfin_spi0_device,
#endif

#if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
        &bfin_uart_device,
#endif

#if defined(CONFIG_FB_BFIN_LQ035Q1) || defined(CONFIG_FB_BFIN_LQ035Q1_MODULE)
        &bfin_lq035q1_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)
        &bfin_sport0_uart_device,
        &bfin_sport1_uart_device,
#endif

#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
        &bfin_device_gpiokeys,
#endif

#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
        &ezbrd_flash_device,
#endif
};

static int __init ezbrd_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(ezbrd_init);

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);
}

void 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];
        }
}
EXPORT_SYMBOL(bfin_get_ether_addr);