linuxdebug/arch/arm/mach-s3c/bast-ide.c

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2024-07-16 15:50:57 +02:00
// SPDX-License-Identifier: GPL-2.0
//
// Copyright 2007 Simtec Electronics
// http://www.simtec.co.uk/products/EB2410ITX/
// http://armlinux.simtec.co.uk/
// Ben Dooks <ben@simtec.co.uk>
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/platform_device.h>
#include <linux/ata_platform.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>
#include "map.h"
#include "irqs.h"
#include "bast.h"
/* IDE ports */
static struct pata_platform_info bast_ide_platdata = {
.ioport_shift = 5,
};
static struct resource bast_ide0_resource[] = {
[0] = DEFINE_RES_MEM(BAST_IDE_CS + BAST_PA_IDEPRI, 8 * 0x20),
[1] = DEFINE_RES_MEM(BAST_IDE_CS + BAST_PA_IDEPRIAUX + (6 * 0x20), 0x20),
[2] = DEFINE_RES_IRQ(BAST_IRQ_IDE0),
};
static struct platform_device bast_device_ide0 = {
.name = "pata_platform",
.id = 0,
.num_resources = ARRAY_SIZE(bast_ide0_resource),
.resource = bast_ide0_resource,
.dev = {
.platform_data = &bast_ide_platdata,
.coherent_dma_mask = ~0,
}
};
static struct resource bast_ide1_resource[] = {
[0] = DEFINE_RES_MEM(BAST_IDE_CS + BAST_PA_IDESEC, 8 * 0x20),
[1] = DEFINE_RES_MEM(BAST_IDE_CS + BAST_PA_IDESECAUX + (6 * 0x20), 0x20),
[2] = DEFINE_RES_IRQ(BAST_IRQ_IDE1),
};
static struct platform_device bast_device_ide1 = {
.name = "pata_platform",
.id = 1,
.num_resources = ARRAY_SIZE(bast_ide1_resource),
.resource = bast_ide1_resource,
.dev = {
.platform_data = &bast_ide_platdata,
.coherent_dma_mask = ~0,
}
};
static struct platform_device *bast_ide_devices[] __initdata = {
&bast_device_ide0,
&bast_device_ide1,
};
static __init int bast_ide_init(void)
{
if (machine_is_bast() || machine_is_vr1000())
return platform_add_devices(bast_ide_devices,
ARRAY_SIZE(bast_ide_devices));
return 0;
}
fs_initcall(bast_ide_init);