ezkit.c

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/*
 * Copyright 2004-2009 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>
#include <linux/spi/ad7877.h>
#include <asm/bfin_sport.h>

/*
 * Name the Board for the /proc/cpuinfo
 */
#ifdef CONFIG_BFIN527_EZKIT_V2
const char bfin_board_name[] = "ADI BF527-EZKIT V2";
#else
const char bfin_board_name[] = "ADI BF527-EZKIT";
#endif

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

#if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE)
#include <linux/usb/isp1760.h>
static struct resource bfin_isp1760_resources[] = {
    [0] = {
        .start  = 0x203C0000,
        .end    = 0x203C0000 + 0x000fffff,
        .flags  = IORESOURCE_MEM,
    },
    [1] = {
        .start  = IRQ_PF7,
        .end    = IRQ_PF7,
        .flags  = IORESOURCE_IRQ,
    },
};

static struct isp1760_platform_data isp1760_priv = {
    .is_isp1761 = 0,
    .bus_width_16 = 1,
    .port1_otg = 0,
    .analog_oc = 0,
    .dack_polarity_high = 0,
    .dreq_polarity_high = 0,
};

static struct platform_device bfin_isp1760_device = {
    .name           = "isp1760",
    .id             = 0,
    .dev = {
        .platform_data = &isp1760_priv,
    },
    .num_resources  = ARRAY_SIZE(bfin_isp1760_resources),
    .resource       = bfin_isp1760_resources,
};
#endif

#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,
        .name   = "mc"
    },
    [2] = { /* DMA IRQ */
        .start  = IRQ_USB_DMA,
        .end    = IRQ_USB_DMA,
        .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
        .name   = "dma"
    },
};

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_HDRC) && defined(CONFIG_USB_GADGET_MUSB_HDRC)
    .mode       = MUSB_OTG,
#elif defined(CONFIG_USB_MUSB_HDRC)
    .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_T350MCQB) || defined(CONFIG_FB_BFIN_T350MCQB_MODULE)

static struct resource bf52x_t350mcqb_resources[] = {
    {
        .start = IRQ_PPI_ERROR,
        .end = IRQ_PPI_ERROR,
        .flags = IORESOURCE_IRQ,
    },
};

static struct platform_device bf52x_t350mcqb_device = {
    .name       = "bfin-t350mcqb",
    .id     = -1,
    .num_resources  = ARRAY_SIZE(bf52x_t350mcqb_resources),
    .resource   = bf52x_t350mcqb_resources,
};
#endif

#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,
    .ppi_mode = USE_RGB565_8_BIT_PPI,
};

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 defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
static struct mtd_partition ezkit_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 ezkit_flash_data = {
    .width      = 2,
    .parts      = ezkit_partitions,
    .nr_parts   = ARRAY_SIZE(ezkit_partitions),
};

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

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

#if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
static struct mtd_partition partition_info[] = {
    {
        .name = "bootloader(nand)",
        .offset = 0,
        .size = 0x40000,
    }, {
        .name = "linux kernel(nand)",
        .offset = MTDPART_OFS_APPEND,
        .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_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)
#include <linux/smc91x.h>

static struct smc91x_platdata smc91x_info = {
    .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
    .leda = RPC_LED_100_10,
    .ledb = RPC_LED_TX_RX,
};

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,
    .dev    = {
        .platform_data  = &smc91x_info,
    },
};
#endif

#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
static struct resource dm9000_resources[] = {
    [0] = {
        .start  = 0x203FB800,
        .end    = 0x203FB800 + 1,
        .flags  = IORESOURCE_MEM,
    },
    [1] = {
        .start  = 0x203FB800 + 4,
        .end    = 0x203FB800 + 5,
        .flags  = IORESOURCE_MEM,
    },
    [2] = {
        .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_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_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
static struct resource net2272_bfin_resources[] = {
    {
        .start = 0x20300000,
        .end = 0x20300000 + 0x100,
        .flags = IORESOURCE_MEM,
    }, {
        .start = 1,
        .flags = IORESOURCE_BUS,
    }, {
        .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_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_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
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_export        = 0,    /* Export GPIO to gpiolib */
};
#endif

#if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE) || \
    defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)

static const u16 bfin_snd_pin[][7] = {
    {P_SPORT0_DTPRI, P_SPORT0_TSCLK, P_SPORT0_RFS,
        P_SPORT0_DRPRI, P_SPORT0_RSCLK, 0, 0},
    {P_SPORT1_DTPRI, P_SPORT1_TSCLK, P_SPORT1_RFS,
        P_SPORT1_DRPRI, P_SPORT1_RSCLK, P_SPORT1_TFS, 0},
};

static struct bfin_snd_platform_data bfin_snd_data[] = {
    {
        .pin_req = &bfin_snd_pin[0][0],
    },
    {
        .pin_req = &bfin_snd_pin[1][0],
    },
};

#define BFIN_SND_RES(x) \
    [x] = { \
        { \
            .start = SPORT##x##_TCR1, \
            .end = SPORT##x##_TCR1, \
            .flags = IORESOURCE_MEM \
        }, \
        { \
            .start = CH_SPORT##x##_RX, \
            .end = CH_SPORT##x##_RX, \
            .flags = IORESOURCE_DMA, \
        }, \
        { \
            .start = CH_SPORT##x##_TX, \
            .end = CH_SPORT##x##_TX, \
            .flags = IORESOURCE_DMA, \
        }, \
        { \
            .start = IRQ_SPORT##x##_ERROR, \
            .end = IRQ_SPORT##x##_ERROR, \
            .flags = IORESOURCE_IRQ, \
        } \
    }

static struct resource bfin_snd_resources[][4] = {
    BFIN_SND_RES(0),
    BFIN_SND_RES(1),
};
#endif

#if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE)
static struct platform_device bfin_i2s_pcm = {
    .name = "bfin-i2s-pcm-audio",
    .id = -1,
};
#endif

#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
static struct platform_device bfin_tdm_pcm = {
    .name = "bfin-tdm-pcm-audio",
    .id = -1,
};
#endif

#if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
static struct platform_device bfin_ac97_pcm = {
    .name = "bfin-ac97-pcm-audio",
    .id = -1,
};
#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,
    .num_resources = ARRAY_SIZE(bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM]),
    .resource = bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM],
    .dev = {
        .platform_data = &bfin_snd_data[CONFIG_SND_BF5XX_SPORT_NUM],
    },
};
#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,
    .num_resources = ARRAY_SIZE(bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM]),
    .resource = bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM],
    .dev = {
        .platform_data = &bfin_snd_data[CONFIG_SND_BF5XX_SPORT_NUM],
    },
};
#endif

#if defined(CONFIG_SND_BF5XX_SOC_AD1836) \
            || defined(CONFIG_SND_BF5XX_SOC_AD1836_MODULE)
static const char * const ad1836_link[] = {
    "bfin-tdm.0",
    "spi0.4",
};
static struct platform_device bfin_ad1836_machine = {
    .name = "bfin-snd-ad1836",
    .id = -1,
    .dev = {
        .platform_data = (void *)ad1836_link,
    },
};
#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,
        .platform_data = "ad1836",
        .mode = SPI_MODE_3,
    },
#endif
#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
    {
        .modalias = "mmc_spi",
        .max_speed_hz = 20000000,     /* max spi clock (SCK) speed in HZ */
        .bus_num = 0,
        .chip_select = 3,
        .controller_data = &mmc_spi_chip_info,
        .mode = SPI_MODE_0,
    },
#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,
    },
#endif
#if defined(CONFIG_TOUCHSCREEN_AD7879_SPI) || defined(CONFIG_TOUCHSCREEN_AD7879_SPI_MODULE)
    {
        .modalias = "ad7879",
        .platform_data = &bfin_ad7879_ts_info,
        .irq = IRQ_PF8,
        .max_speed_hz = 5000000,     /* max spi clock (SCK) speed in HZ */
        .bus_num = 0,
        .chip_select = 3,
        .mode = SPI_CPHA | SPI_CPOL,
    },
#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_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 = 7,
        .mode = SPI_CPHA | SPI_CPOL,
    },
#endif
};

#if defined(CONFIG_SPI_BFIN5XX) || defined(CONFIG_SPI_BFIN5XX_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)
#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_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

#if defined(CONFIG_PMIC_ADP5520) || defined(CONFIG_PMIC_ADP5520_MODULE)
#include <linux/mfd/adp5520.h>

    /*
     *  ADP5520/5501 LEDs Data
     */

static struct led_info adp5520_leds[] = {
    {
        .name = "adp5520-led1",
        .default_trigger = "none",
        .flags = FLAG_ID_ADP5520_LED1_ADP5501_LED0 | ADP5520_LED_OFFT_600ms,
    },
};

static struct adp5520_leds_platform_data adp5520_leds_data = {
    .num_leds = ARRAY_SIZE(adp5520_leds),
    .leds = adp5520_leds,
    .fade_in = ADP5520_FADE_T_600ms,
    .fade_out = ADP5520_FADE_T_600ms,
    .led_on_time = ADP5520_LED_ONT_600ms,
};

    /*
     *  ADP5520 Keypad Data
     */

static const unsigned short adp5520_keymap[ADP5520_KEYMAPSIZE] = {
    [ADP5520_KEY(3, 3)] = KEY_1,
    [ADP5520_KEY(2, 3)] = KEY_2,
    [ADP5520_KEY(1, 3)] = KEY_3,
    [ADP5520_KEY(0, 3)] = KEY_UP,
    [ADP5520_KEY(3, 2)] = KEY_4,
    [ADP5520_KEY(2, 2)] = KEY_5,
    [ADP5520_KEY(1, 2)] = KEY_6,
    [ADP5520_KEY(0, 2)] = KEY_DOWN,
    [ADP5520_KEY(3, 1)] = KEY_7,
    [ADP5520_KEY(2, 1)] = KEY_8,
    [ADP5520_KEY(1, 1)] = KEY_9,
    [ADP5520_KEY(0, 1)] = KEY_DOT,
    [ADP5520_KEY(3, 0)] = KEY_BACKSPACE,
    [ADP5520_KEY(2, 0)] = KEY_0,
    [ADP5520_KEY(1, 0)] = KEY_HELP,
    [ADP5520_KEY(0, 0)] = KEY_ENTER,
};

static struct adp5520_keys_platform_data adp5520_keys_data = {
    .rows_en_mask   = ADP5520_ROW_R3 | ADP5520_ROW_R2 | ADP5520_ROW_R1 | ADP5520_ROW_R0,
    .cols_en_mask   = ADP5520_COL_C3 | ADP5520_COL_C2 | ADP5520_COL_C1 | ADP5520_COL_C0,
    .keymap     = adp5520_keymap,
    .keymapsize = ARRAY_SIZE(adp5520_keymap),
    .repeat     = 0,
};

    /*
     *  ADP5520/5501 Multifunction Device Init Data
     */

static struct adp5520_platform_data adp5520_pdev_data = {
    .leds = &adp5520_leds_data,
    .keys = &adp5520_keys_data,
};

#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_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
    {
        I2C_BOARD_INFO("bfin-adv7393", 0x2B),
    },
#endif
#if defined(CONFIG_TOUCHSCREEN_AD7879_I2C) || defined(CONFIG_TOUCHSCREEN_AD7879_I2C_MODULE)
    {
        I2C_BOARD_INFO("ad7879", 0x2C),
        .irq = IRQ_PF8,
        .platform_data = (void *)&bfin_ad7879_ts_info,
    },
#endif
#if defined(CONFIG_PMIC_ADP5520) || defined(CONFIG_PMIC_ADP5520_MODULE)
    {
        I2C_BOARD_INFO("pmic-adp5520", 0x32),
        .irq = IRQ_PF9,
        .platform_data = (void *)&adp5520_pdev_data,
    },
#endif
#if defined(CONFIG_SND_SOC_SSM2602) || defined(CONFIG_SND_SOC_SSM2602_MODULE)
    {
        I2C_BOARD_INFO("ssm2602", 0x1b),
    },
#endif
#if defined(CONFIG_BFIN_TWI_LCD) || defined(CONFIG_BFIN_TWI_LCD_MODULE)
    {
        I2C_BOARD_INFO("ad5252", 0x2f),
    },
#endif
#if defined(CONFIG_SND_SOC_ADAU1373) || defined(CONFIG_SND_SOC_ADAU1373_MODULE)
    {
        I2C_BOARD_INFO("adau1373", 0x1A),
    },
#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_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
#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

#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_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_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE)
    &bfin_isp1760_device,
#endif

#if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
    &musb_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_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
    &bfin_mii_bus,
    &bfin_mac_device,
#endif

#if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
    &net2272_bfin_device,
#endif

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

#if defined(CONFIG_FB_BFIN_T350MCQB) || defined(CONFIG_FB_BFIN_T350MCQB_MODULE)
    &bf52x_t350mcqb_device,
#endif

#if defined(CONFIG_FB_BFIN_LQ035Q1) || defined(CONFIG_FB_BFIN_LQ035Q1_MODULE)
    &bfin_lq035q1_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_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_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
    &bfin_device_gpiokeys,
#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)
    &ezkit_flash_device,
#endif

#if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE)
    &bfin_i2s_pcm,
#endif

#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
    &bfin_tdm_pcm,
#endif

#if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
    &bfin_ac97_pcm,
#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

#if defined(CONFIG_SND_BF5XX_SOC_AD1836) || \
    defined(CONFIG_SND_BF5XX_SOC_AD1836_MODULE)
    &bfin_ad1836_machine,
#endif
};

static int __init ezkit_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(ezkit_init);

static struct platform_device *ezkit_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(ezkit_early_devices,
        ARRAY_SIZE(ezkit_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);