drivers/mfd/t7l66xb.c


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/*
 *
 * Toshiba T7L66XB core mfd support
 *
 * Copyright (c) 2005, 2007, 2008 Ian Molton
 * Copyright (c) 2008 Dmitry Baryshkov
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * T7L66 features:
 *
 * Supported in this driver:
 * SD/MMC
 * SM/NAND flash controller
 *
 * As yet not supported
 * GPIO interface (on NAND pins)
 * Serial interface
 * TFT 'interface converter'
 * PCMCIA interface logic
 */

#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/err.h>
#include <linux/io.h>
#include <linux/slab.h>
#include <linux/irq.h>
#include <linux/clk.h>
#include <linux/platform_device.h>
#include <linux/mfd/core.h>
#include <linux/mfd/tmio.h>
#include <linux/mfd/t7l66xb.h>

enum {
	T7L66XB_CELL_NAND,
	T7L66XB_CELL_MMC,
};

static const struct resource t7l66xb_mmc_resources[] = {
	{
		.start = 0x800,
		.end	= 0x9ff,
		.flags = IORESOURCE_MEM,
	},
	{
		.start = IRQ_T7L66XB_MMC,
		.end	= IRQ_T7L66XB_MMC,
		.flags = IORESOURCE_IRQ,
	},
};

#define SCR_REVID	0x08		/* b Revision ID	*/
#define SCR_IMR		0x42		/* b Interrupt Mask	*/
#define SCR_DEV_CTL	0xe0		/* b Device control	*/