/*
 * Copyright 2004-20010 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/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,
	},
