// 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, 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)
{
        /* I/O port identity mapping */
        __set_io_port_base(0);

        /* 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,
};