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ezbrd.c

/*
 * 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 <asm/dma.h>
#include <asm/bfin5xx_spi.h>
#include <asm/reboot.h>
#include <asm/portmux.h>
#include <asm/dpmc.h>
#include <asm/bfin_sdh.h>
#include <linux/spi/ad7877.h>
#include <net/dsa.h>

/*
 * Name the Board for the /proc/cpuinfo
 */
const char bfin_board_name[] = "ADI BF518F-EZBRD";

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

#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,
#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
      .end   = 0x202fffff,
#else
      .end   = 0x203fffff,
#endif
      .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_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_MII0_ETxD0,
      P_MII0_ETxD1,
      P_MII0_ETxEN,
      P_MII0_ERxD0,
      P_MII0_ERxD1,
      P_MII0_TxCLK,
      P_MII0_PHYINT,
      P_MII0_CRS,
      P_MII0_MDC,
      P_MII0_MDIO,
      0
};

static struct bfin_phydev_platform_data bfin_phydev_data[] = {
      {
#if defined(CONFIG_NET_DSA_KSZ8893M) || defined(CONFIG_NET_DSA_KSZ8893M_MODULE)
            .addr = 3,
#else
            .addr = 1,
#endif
            .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_MII,
      .mac_peripherals = bfin_mac_peripherals,
#if defined(CONFIG_NET_DSA_KSZ8893M) || defined(CONFIG_NET_DSA_KSZ8893M_MODULE)
      .phy_mask = 0xfff7, /* Only probe the port phy connect to the on chip MAC */
#endif
};

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,
      }
};

#if defined(CONFIG_NET_DSA_KSZ8893M) || defined(CONFIG_NET_DSA_KSZ8893M_MODULE)
static struct dsa_chip_data ksz8893m_switch_chip_data = {
      .mii_bus = &bfin_mii_bus.dev,
      .port_names = {
            NULL,
            "eth%d",
            "eth%d",
            "cpu",
      },
};
static struct dsa_platform_data ksz8893m_switch_data = {
      .nr_chips = 1,
      .netdev = &bfin_mac_device.dev,
      .chip = &ksz8893m_switch_chip_data,
};

static struct platform_device ksz8893m_switch_device = {
      .name       = "dsa",
      .id         = 0,
      .num_resources    = 0,
      .dev.platform_data = &ksz8893m_switch_data,
};
#endif
#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*/
      .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_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
#if defined(CONFIG_NET_DSA_KSZ8893M) \
      || defined(CONFIG_NET_DSA_KSZ8893M_MODULE)
/* SPI SWITCH CHIP */
static struct bfin5xx_spi_chip spi_switch_info = {
      .enable_dma = 0,
      .bits_per_word = 8,
};
#endif
#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_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

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 = 2, /* On BF518F-EZBRD it's SPI0_SSEL2 */
            .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_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
#if defined(CONFIG_NET_DSA_KSZ8893M) \
      || defined(CONFIG_NET_DSA_KSZ8893M_MODULE)
      {
            .modalias = "ksz8893m",
            .max_speed_hz = 5000000,
            .bus_num = 0,
            .chip_select = 1,
            .platform_data = NULL,
            .controller_data = &spi_switch_info,
            .mode = SPI_MODE_3,
      },
#endif
#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_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
};

/* SPI controller data */
#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
/* SPI (0) */
static struct bfin5xx_spi_master bfin_spi0_info = {
      .num_chipselect = 6,
      .enable_dma = 1,  /* master has the ability to do dma transfer */
      .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
};

static struct resource bfin_spi0_resource[] = {
      [0] = {
            .start = SPI0_REGBASE,
            .end   = SPI0_REGBASE + 0xFF,
            .flags = IORESOURCE_MEM,
            },
      [1] = {
            .start = CH_SPI0,
            .end   = CH_SPI0,
            .flags = IORESOURCE_DMA,
      },
      [2] = {
            .start = IRQ_SPI0,
            .end   = IRQ_SPI0,
            .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 */
      },
};

/* SPI (1) */
static struct bfin5xx_spi_master bfin_spi1_info = {
      .num_chipselect = 6,
      .enable_dma = 1,  /* master has the ability to do dma transfer */
      .pin_req = {P_SPI1_SCK, P_SPI1_MISO, P_SPI1_MOSI, 0},
};

static struct resource bfin_spi1_resource[] = {
      [0] = {
            .start = SPI1_REGBASE,
            .end   = SPI1_REGBASE + 0xFF,
            .flags = IORESOURCE_MEM,
            },
      [1] = {
            .start = CH_SPI1,
            .end   = CH_SPI1,
            .flags = IORESOURCE_DMA,
      },
      [2] = {
            .start = IRQ_SPI1,
            .end   = IRQ_SPI1,
            .flags = IORESOURCE_IRQ,
      },
};

static struct platform_device bfin_spi1_device = {
      .name = "bfin-spi",
      .id = 1, /* Bus number */
      .num_resources = ARRAY_SIZE(bfin_spi1_resource),
      .resource = bfin_spi1_resource,
      .dev = {
            .platform_data = &bfin_spi1_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_RX,
            .end = IRQ_UART0_RX+1,
            .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_RX,
            .end = IRQ_UART1_RX+1,
            .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,
      },
};

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_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_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_SND_SOC_SSM2602) || defined(CONFIG_SND_SOC_SSM2602_MODULE)
      {
            I2C_BOARD_INFO("ssm2602", 0x1b),
      },
#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/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

#if defined(CONFIG_SDH_BFIN) || defined(CONFIG_SDH_BFIN_MODULE)

static struct bfin_sd_host bfin_sdh_data = {
      .dma_chan = CH_RSI,
      .irq_int0 = IRQ_RSI_INT0,
      .pin_req = {P_RSI_DATA0, P_RSI_DATA1, P_RSI_DATA2, P_RSI_DATA3, P_RSI_CMD, P_RSI_CLK, 0},
};

static struct platform_device bf51x_sdh_device = {
      .name = "bfin-sdh",
      .id = 0,
      .dev = {
            .platform_data = &bfin_sdh_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_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
      &rtc_device,
#endif

#if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
      &bfin_mii_bus,
      &bfin_mac_device,
#if defined(CONFIG_NET_DSA_KSZ8893M) || defined(CONFIG_NET_DSA_KSZ8893M_MODULE)
      &ksz8893m_switch_device,
#endif
#endif

#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
      &bfin_spi0_device,
      &bfin_spi1_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_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE)
      &bfin_i2s,
#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_SDH_BFIN) || defined(CONFIG_SDH_BFIN_MODULE)
      &bf51x_sdh_device,
#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));
      /* setup BF518-EZBRD GPIO pin PG11 to AMS2, PG15 to AMS3. */
      peripheral_request(P_AMS2, "ParaFlash");
#if !defined(CONFIG_SPI_BFIN) && !defined(CONFIG_SPI_BFIN_MODULE)
      peripheral_request(P_AMS3, "ParaFlash");
#endif
      return 0;
}

arch_initcall(ezbrd_init);

static struct platform_device *ezbrd_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(ezbrd_early_devices,
            ARRAY_SIZE(ezbrd_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);
}

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);

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