[linux-2.6-block.git] / drivers / ide / arm / rapide.c

/*
 * Copyright (c) 1996-2002 Russell King.
 */

#include <linux/module.h>
#include <linux/slab.h>
#include <linux/blkdev.h>
#include <linux/errno.h>
#include <linux/ide.h>
#include <linux/init.h>

#include <asm/ecard.h>

static struct const ide_port_info rapide_port_info = {
	.host_flags		= IDE_HFLAG_MMIO | IDE_HFLAG_NO_DMA,
};

static void rapide_setup_ports(hw_regs_t *hw, void __iomem *base,
			       void __iomem *ctrl, unsigned int sz, int irq)
{
	unsigned long port = (unsigned long)base;
	int i;

	for (i = 0; i <= 7; i++) {
		hw->io_ports_array[i] = port;
		port += sz;
	}
	hw->io_ports.ctl_addr = (unsigned long)ctrl;
	hw->irq = irq;
}

static int __devinit
rapide_probe(struct expansion_card *ec, const struct ecard_id *id)
{
	void __iomem *base;
	struct ide_host *host;
	int ret;
	hw_regs_t hw, *hws[] = { &hw, NULL, NULL, NULL };

	ret = ecard_request_resources(ec);
	if (ret)
		goto out;

	base = ecardm_iomap(ec, ECARD_RES_MEMC, 0, 0);
	if (!base) {
		ret = -ENOMEM;
		goto release;
	}

	memset(&hw, 0, sizeof(hw));
	rapide_setup_ports(&hw, base, base + 0x818, 1 << 6, ec->irq);
	hw.chipset = ide_generic;
	hw.dev = &ec->dev;

	ret = ide_host_add(&rapide_port_info, hws, &host);
	if (ret)
		goto release;

	ecard_set_drvdata(ec, host);
	goto out;

 release:
	ecard_release_resources(ec);
 out:
	return ret;
}

static void __devexit rapide_remove(struct expansion_card *ec)
{
	struct ide_host *host = ecard_get_drvdata(ec);

	ecard_set_drvdata(ec, NULL);

	ide_host_remove(host);

	ecard_release_resources(ec);
}

static struct ecard_id rapide_ids[] = {
	{ MANU_YELLOWSTONE, PROD_YELLOWSTONE_RAPIDE32 },
	{ 0xffff, 0xffff }
};

static struct ecard_driver rapide_driver = {
	.probe		= rapide_probe,
	.remove		= __devexit_p(rapide_remove),
	.id_table	= rapide_ids,
	.drv = {
		.name	= "rapide",
	},
};

static int __init rapide_init(void)
{
	return ecard_register_driver(&rapide_driver);
}

static void __exit rapide_exit(void)
{
	ecard_unregister_driver(&rapide_driver);
}

MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Yellowstone RAPIDE driver");

module_init(rapide_init);
module_exit(rapide_exit);
Commit	Line	Data
1da177e4	1	/*
1da177e4 LT	2	* Copyright (c) 1996-2002 Russell King.
	3	*/
	4
	5	#include <linux/module.h>
	6	#include <linux/slab.h>
	7	#include <linux/blkdev.h>
	8	#include <linux/errno.h>
	9	#include <linux/ide.h>
	10	#include <linux/init.h>
	11
	12	#include <asm/ecard.h>
	13
9a5ae1fa BZ	14	static struct const ide_port_info rapide_port_info = {
	15	.host_flags = IDE_HFLAG_MMIO \| IDE_HFLAG_NO_DMA,
	16	};
	17
57c802e8 BZ	18	static void rapide_setup_ports(hw_regs_t hw, void __iomem base,
57c802e8 BZ	19	void __iomem *ctrl, unsigned int sz, int irq)
1da177e4 LT	20	{
1da177e4 LT	21	unsigned long port = (unsigned long)base;
baa8f3e9	22	int i;
1da177e4	23
4c3032d8 BZ	24	for (i = 0; i <= 7; i++) {
4c3032d8 BZ	25	hw->io_ports_array[i] = port;
1da177e4 LT	26	port += sz;
1da177e4 LT	27	}
4c3032d8	28	hw->io_ports.ctl_addr = (unsigned long)ctrl;
57c802e8	29	hw->irq = irq;
1da177e4 LT	30	}
	31
	32	static int __devinit
	33	rapide_probe(struct expansion_card ec, const struct ecard_id id)
	34	{
1da177e4	35	void __iomem *base;
48c3c107	36	struct ide_host *host;
1da177e4	37	int ret;
c97c6aca	38	hw_regs_t hw, *hws[] = { &hw, NULL, NULL, NULL };
1da177e4 LT	39
	40	ret = ecard_request_resources(ec);
	41	if (ret)
	42	goto out;
	43
10bdaaa0	44	base = ecardm_iomap(ec, ECARD_RES_MEMC, 0, 0);
1da177e4 LT	45	if (!base) {
	46	ret = -ENOMEM;
	47	goto release;
	48	}
	49
47bc7e74 BZ	50	memset(&hw, 0, sizeof(hw));
	51	rapide_setup_ports(&hw, base, base + 0x818, 1 << 6, ec->irq);
	52	hw.chipset = ide_generic;
	53	hw.dev = &ec->dev;
57c802e8	54
6f904d01 BZ	55	ret = ide_host_add(&rapide_port_info, hws, &host);
6f904d01 BZ	56	if (ret)
47bc7e74	57	goto release;
8447d9d5	58
48c3c107	59	ecard_set_drvdata(ec, host);
47bc7e74	60	goto out;
1da177e4	61
1da177e4 LT	62	release:
	63	ecard_release_resources(ec);
	64	out:
	65	return ret;
	66	}
	67
	68	static void __devexit rapide_remove(struct expansion_card *ec)
	69	{
48c3c107	70	struct ide_host *host = ecard_get_drvdata(ec);
1da177e4 LT	71
	72	ecard_set_drvdata(ec, NULL);
	73
48c3c107	74	ide_host_remove(host);
fadd11c7	75
1da177e4 LT	76	ecard_release_resources(ec);
	77	}
	78
	79	static struct ecard_id rapide_ids[] = {
	80	{ MANU_YELLOWSTONE, PROD_YELLOWSTONE_RAPIDE32 },
	81	{ 0xffff, 0xffff }
	82	};
	83
	84	static struct ecard_driver rapide_driver = {
	85	.probe = rapide_probe,
	86	.remove = __devexit_p(rapide_remove),
	87	.id_table = rapide_ids,
	88	.drv = {
	89	.name = "rapide",
	90	},
	91	};
	92
	93	static int __init rapide_init(void)
	94	{
	95	return ecard_register_driver(&rapide_driver);
	96	}
	97
37c5ef56 BZ	98	static void __exit rapide_exit(void)
	99	{
	100	ecard_unregister_driver(&rapide_driver);
	101	}
	102
1da177e4 LT	103	MODULE_LICENSE("GPL");
	104	MODULE_DESCRIPTION("Yellowstone RAPIDE driver");
	105
	106	module_init(rapide_init);
37c5ef56	107	module_exit(rapide_exit);