linux/linux-5.4.31/arch/sh/boards/mach-landisk/setup.c

100 lines
2.5 KiB
C

// SPDX-License-Identifier: GPL-2.0
/*
* arch/sh/boards/landisk/setup.c
*
* I-O DATA Device, Inc. LANDISK Support.
*
* Copyright (C) 2000 Kazumoto Kojima
* Copyright (C) 2002 Paul Mundt
* Copylight (C) 2002 Atom Create Engineering Co., Ltd.
* Copyright (C) 2005-2007 kogiidena
*/
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/ata_platform.h>
#include <linux/pm.h>
#include <linux/mm.h>
#include <asm/machvec.h>
#include <mach-landisk/mach/iodata_landisk.h>
#include <asm/io.h>
static void landisk_power_off(void)
{
__raw_writeb(0x01, PA_SHUTDOWN);
}
static struct resource cf_ide_resources[3];
static struct pata_platform_info pata_info = {
.ioport_shift = 1,
};
static struct platform_device cf_ide_device = {
.name = "pata_platform",
.id = -1,
.num_resources = ARRAY_SIZE(cf_ide_resources),
.resource = cf_ide_resources,
.dev = {
.platform_data = &pata_info,
},
};
static struct platform_device rtc_device = {
.name = "rs5c313",
.id = -1,
};
static struct platform_device *landisk_devices[] __initdata = {
&cf_ide_device,
&rtc_device,
};
static int __init landisk_devices_setup(void)
{
pgprot_t prot;
unsigned long paddrbase;
void *cf_ide_base;
/* open I/O area window */
paddrbase = virt_to_phys((void *)PA_AREA5_IO);
prot = PAGE_KERNEL_PCC(1, _PAGE_PCC_IO16);
cf_ide_base = ioremap_prot(paddrbase, PAGE_SIZE, pgprot_val(prot));
if (!cf_ide_base) {
printk("allocate_cf_area : can't open CF I/O window!\n");
return -ENOMEM;
}
/* IDE cmd address : 0x1f0-0x1f7 and 0x3f6 */
cf_ide_resources[0].start = (unsigned long)cf_ide_base + 0x40;
cf_ide_resources[0].end = (unsigned long)cf_ide_base + 0x40 + 0x0f;
cf_ide_resources[0].flags = IORESOURCE_IO;
cf_ide_resources[1].start = (unsigned long)cf_ide_base + 0x2c;
cf_ide_resources[1].end = (unsigned long)cf_ide_base + 0x2c + 0x03;
cf_ide_resources[1].flags = IORESOURCE_IO;
cf_ide_resources[2].start = IRQ_FATA;
cf_ide_resources[2].flags = IORESOURCE_IRQ;
return platform_add_devices(landisk_devices,
ARRAY_SIZE(landisk_devices));
}
device_initcall(landisk_devices_setup);
static void __init landisk_setup(char **cmdline_p)
{
/* LED ON */
__raw_writeb(__raw_readb(PA_LED) | 0x03, PA_LED);
printk(KERN_INFO "I-O DATA DEVICE, INC. \"LANDISK Series\" support.\n");
pm_power_off = landisk_power_off;
}
/*
* The Machine Vector
*/
static struct sh_machine_vector mv_landisk __initmv = {
.mv_name = "LANDISK",
.mv_setup = landisk_setup,
.mv_init_irq = init_landisk_IRQ,
};