path: root/arch/blackfin/mach-bf527/boards/ad7160eval.c

/*
 * 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,
	},