sh: landisk board support.

This adds support for the I-O DATA Landisk.

Signed-off-by: kogiidena <kogiidena@eggplant.ddo.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

6 files changed, 1102 insertions, 0 deletions

diff --git a/arch/sh/boards/landisk/Makefile b/arch/sh/boards/landisk/Makefile
new file mode 100644
index 000000000000..60e75c6db0eb
--- /dev/null
+++ b/arch/sh/boards/landisk/Makefile
@@ -0,0 +1,7 @@
+#
+# Makefile for I-O DATA DEVICE, INC. "LANDISK Series"
+#
+
+obj-y    := setup.o io.o irq.o rtc.o landisk_pwb.o
+
+obj-$(CONFIG_PCI) += pci.o
diff --git a/arch/sh/boards/landisk/io.c b/arch/sh/boards/landisk/io.c
new file mode 100644
index 000000000000..1f1679af09d0
--- /dev/null
+++ b/arch/sh/boards/landisk/io.c
@@ -0,0 +1,322 @@
+/*
+ * arch/sh/boards/landisk/io.c
+ *
+ * Copyright (C) 2001  Ian da Silva, Jeremy Siegel
+ * Based largely on io_se.c.
+ *
+ * I/O routine for I-O Data Device, Inc. LANDISK.
+ *
+ * Initial version only to support LAN access; some
+ * placeholder code from io_landisk.c left in with the
+ * expectation of later SuperIO and PCMCIA access.
+ */
+/*
+ * modifed by kogiidena
+ * 2005.03.03
+ */
+
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <asm/io.h>
+#include <asm/landisk/iodata_landisk.h>
+#include <asm/addrspace.h>
+
+#include <linux/module.h>
+#include <linux/pci.h>
+#include "../../drivers/pci/pci-sh7751.h"
+
+extern void *area5_io_base;     /* Area 5 I/O Base address */
+extern void *area6_io_base;     /* Area 6 I/O Base address */
+
+/*
+ * The 7751R LANDISK uses the built-in PCI controller (PCIC)
+ * of the 7751R processor, and has a SuperIO accessible via the PCI.
+ * The board also includes a PCMCIA controller on its memory bus,
+ * like the other Solution Engine boards.
+ */
+
+#define PCIIOBR         (volatile long *)PCI_REG(SH7751_PCIIOBR)
+#define PCIMBR          (volatile long *)PCI_REG(SH7751_PCIMBR)
+#define PCI_IO_AREA     SH7751_PCI_IO_BASE
+#define PCI_MEM_AREA    SH7751_PCI_CONFIG_BASE
+
+#define PCI_IOMAP(adr)  (PCI_IO_AREA + (adr & ~SH7751_PCIIOBR_MASK))
+
+#define maybebadio(name,port) \
+  printk("bad PC-like io %s for port 0x%lx at 0x%08x\n", \
+         #name, (port), (__u32) __builtin_return_address(0))
+
+static inline void delay(void)
+{
+        ctrl_inw(0xa0000000);
+}
+
+static inline unsigned long port2adr(unsigned int port)
+{
+        if ((0x1f0 <= port && port < 0x1f8) || port == 0x3f6)
+                if (port == 0x3f6)
+                        return ((unsigned long)area5_io_base + 0x2c);
+                else
+                        return ((unsigned long)area5_io_base + PA_PIDE_OFFSET +
+                                ((port - 0x1f0) << 1));
+        else if ((0x170 <= port && port < 0x178) || port == 0x376)
+                if (port == 0x376)
+                        return ((unsigned long)area6_io_base + 0x2c);
+                else
+                        return ((unsigned long)area6_io_base + PA_SIDE_OFFSET +
+                                ((port - 0x170) << 1));
+        else
+                maybebadio(port2adr, (unsigned long)port);
+
+        return port;
+}
+
+/* In case someone configures the kernel w/o PCI support: in that */
+/* scenario, don't ever bother to check for PCI-window addresses */
+
+/* NOTE: WINDOW CHECK MAY BE A BIT OFF, HIGH PCIBIOS_MIN_IO WRAPS? */
+#if defined(CONFIG_PCI)
+#define CHECK_SH7751_PCIIO(port) \
+  ((port >= PCIBIOS_MIN_IO) && (port < (PCIBIOS_MIN_IO + SH7751_PCI_IO_SIZE)))
+#else
+#define CHECK_SH_7751_PCIIO(port) (0)
+#endif
+
+/*
+ * General outline: remap really low stuff [eventually] to SuperIO,
+ * stuff in PCI IO space (at or above window at pci.h:PCIBIOS_MIN_IO)
+ * is mapped through the PCI IO window.  Stuff with high bits (PXSEG)
+ * should be way beyond the window, and is used  w/o translation for
+ * compatibility.
+ */
+unsigned char landisk_inb(unsigned long port)
+{
+        if (PXSEG(port))
+                return *(volatile unsigned char *)port;
+        else if (CHECK_SH7751_PCIIO(port))
+                return *(volatile unsigned char *)PCI_IOMAP(port);
+        else
+                return (*(volatile unsigned short *)port2adr(port) & 0xff);
+}
+
+unsigned char landisk_inb_p(unsigned long port)
+{
+        unsigned char v;
+
+        if (PXSEG(port))
+                v = *(volatile unsigned char *)port;
+        else if (CHECK_SH7751_PCIIO(port))
+                v = *(volatile unsigned char *)PCI_IOMAP(port);
+        else
+                v = (*(volatile unsigned short *)port2adr(port) & 0xff);
+        delay();
+
+        return v;
+}
+
+unsigned short landisk_inw(unsigned long port)
+{
+        if (PXSEG(port))
+                return *(volatile unsigned short *)port;
+        else if (CHECK_SH7751_PCIIO(port))
+                return *(volatile unsigned short *)PCI_IOMAP(port);
+        else
+                maybebadio(inw, port);
+
+        return 0;
+}
+
+unsigned int landisk_inl(unsigned long port)
+{
+        if (PXSEG(port))
+                return *(volatile unsigned long *)port;
+        else if (CHECK_SH7751_PCIIO(port))
+                return *(volatile unsigned long *)PCI_IOMAP(port);
+        else
+                maybebadio(inl, port);
+
+        return 0;
+}
+
+void landisk_outb(unsigned char value, unsigned long port)
+{
+
+        if (PXSEG(port))
+                *(volatile unsigned char *)port = value;
+        else if (CHECK_SH7751_PCIIO(port))
+                *(volatile unsigned char *)PCI_IOMAP(port) = value;
+        else
+                *(volatile unsigned short *)port2adr(port) = value;
+}
+
+void landisk_outb_p(unsigned char value, unsigned long port)
+{
+        if (PXSEG(port))
+                *(volatile unsigned char *)port = value;
+        else if (CHECK_SH7751_PCIIO(port))
+                *(volatile unsigned char *)PCI_IOMAP(port) = value;
+        else
+                *(volatile unsigned short *)port2adr(port) = value;
+        delay();
+}
+
+void landisk_outw(unsigned short value, unsigned long port)
+{
+        if (PXSEG(port))
+                *(volatile unsigned short *)port = value;
+        else if (CHECK_SH7751_PCIIO(port))
+                *(volatile unsigned short *)PCI_IOMAP(port) = value;
+        else
+                maybebadio(outw, port);
+}
+
+void landisk_outl(unsigned int value, unsigned long port)
+{
+        if (PXSEG(port))
+                *(volatile unsigned long *)port = value;
+        else if (CHECK_SH7751_PCIIO(port))
+                *(volatile unsigned long *)PCI_IOMAP(port) = value;
+        else
+                maybebadio(outl, port);
+}
+
+void landisk_insb(unsigned long port, void *addr, unsigned long count)
+{
+        if (PXSEG(port))
+                while (count--)
+                        *((unsigned char *)addr)++ =
+                            *(volatile unsigned char *)port;
+        else if (CHECK_SH7751_PCIIO(port)) {
+                volatile __u8 *bp = (__u8 *) PCI_IOMAP(port);
+
+                while (count--)
+                        *((volatile unsigned char *)addr)++ = *bp;
+        } else {
+                volatile __u16 *p = (volatile unsigned short *)port2adr(port);
+
+                while (count--)
+                        *((unsigned char *)addr)++ = *p;
+        }
+}
+
+void landisk_insw(unsigned long port, void *addr, unsigned long count)
+{
+        volatile __u16 *p;
+
+        if (PXSEG(port))
+                p = (volatile unsigned short *)port;
+        else if (CHECK_SH7751_PCIIO(port))
+                p = (volatile unsigned short *)PCI_IOMAP(port);
+        else
+                p = (volatile unsigned short *)port2adr(port);
+        while (count--)
+                *((__u16 *) addr)++ = *p;
+}
+
+void landisk_insl(unsigned long port, void *addr, unsigned long count)
+{
+        if (CHECK_SH7751_PCIIO(port)) {
+                volatile __u32 *p = (__u32 *) PCI_IOMAP(port);
+
+                while (count--)
+                        *((__u32 *) addr)++ = *p;
+        } else
+                maybebadio(insl, port);
+}
+
+void landisk_outsb(unsigned long port, const void *addr, unsigned long count)
+{
+        if (PXSEG(port))
+                while (count--)
+                        *(volatile unsigned char *)port =
+                            *((unsigned char *)addr)++;
+        else if (CHECK_SH7751_PCIIO(port)) {
+                volatile __u8 *bp = (__u8 *) PCI_IOMAP(port);
+
+                while (count--)
+                        *bp = *((volatile unsigned char *)addr)++;
+        } else {
+                volatile __u16 *p = (volatile unsigned short *)port2adr(port);
+
+                while (count--)
+                        *p = *((unsigned char *)addr)++;
+        }
+}
+
+void landisk_outsw(unsigned long port, const void *addr, unsigned long count)
+{
+        volatile __u16 *p;
+
+        if (PXSEG(port))
+                p = (volatile unsigned short *)port;
+        else if (CHECK_SH7751_PCIIO(port))
+                p = (volatile unsigned short *)PCI_IOMAP(port);
+        else
+                p = (volatile unsigned short *)port2adr(port);
+        while (count--)
+                *p = *((__u16 *) addr)++;
+}
+
+void landisk_outsl(unsigned long port, const void *addr, unsigned long count)
+{
+        if (CHECK_SH7751_PCIIO(port)) {
+                volatile __u32 *p = (__u32 *) PCI_IOMAP(port);
+
+                while (count--)
+                        *p = *((__u32 *) addr)++;
+        } else
+                maybebadio(outsl, port);
+}
+
+/* For read/write calls, just copy generic (pass-thru); PCIMBR is  */
+/* already set up.  For a larger memory space, these would need to */
+/* reset PCIMBR as needed on a per-call basis...                   */
+
+unsigned char landisk_readb(unsigned long addr)
+{
+        return *(volatile unsigned char *)addr;
+}
+
+unsigned short landisk_readw(unsigned long addr)
+{
+        return *(volatile unsigned short *)addr;
+}
+
+unsigned int landisk_readl(unsigned long addr)
+{
+        return *(volatile unsigned long *)addr;
+}
+
+void landisk_writeb(unsigned char b, unsigned long addr)
+{
+        *(volatile unsigned char *)addr = b;
+}
+
+void landisk_writew(unsigned short b, unsigned long addr)
+{
+        *(volatile unsigned short *)addr = b;
+}
+
+void landisk_writel(unsigned int b, unsigned long addr)
+{
+        *(volatile unsigned long *)addr = b;
+}
+
+void *landisk_ioremap(unsigned long offset, unsigned long size)
+{
+        if (offset >= 0xfd000000)
+                return (void *)offset;
+        else
+                return (void *)P2SEGADDR(offset);
+}
+
+void landisk_iounmap(void *addr)
+{
+}
+
+/* Map ISA bus address to the real address. Only for PCMCIA.  */
+
+unsigned long landisk_isa_port2addr(unsigned long offset)
+{
+        return port2adr(offset);
+}
diff --git a/arch/sh/boards/landisk/irq.c b/arch/sh/boards/landisk/irq.c
new file mode 100644
index 000000000000..1dcc3feb7a44
--- /dev/null
+++ b/arch/sh/boards/landisk/irq.c
@@ -0,0 +1,105 @@
+/*
+ * arch/sh/boards/landisk/irq.c
+ *
+ * Copyright (C) 2001  Ian da Silva, Jeremy Siegel
+ * Based largely on io_se.c.
+ *
+ * I/O routine for I-O Data Device, Inc. LANDISK.
+ *
+ * Initial version only to support LAN access; some
+ * placeholder code from io_landisk.c left in with the
+ * expectation of later SuperIO and PCMCIA access.
+ */
+/*
+ * modified by kogiidena
+ * 2005.03.03
+ */
+
+#include <linux/config.h>
+#include <linux/init.h>
+#include <linux/irq.h>
+#include <asm/io.h>
+#include <asm/irq.h>
+#include <asm/landisk/iodata_landisk.h>
+
+static void enable_landisk_irq(unsigned int irq);
+static void disable_landisk_irq(unsigned int irq);
+
+/* shutdown is same as "disable" */
+#define shutdown_landisk_irq disable_landisk_irq
+
+static void ack_landisk_irq(unsigned int irq);
+static void end_landisk_irq(unsigned int irq);
+
+static unsigned int startup_landisk_irq(unsigned int irq)
+{
+        enable_landisk_irq(irq);
+        return 0;               /* never anything pending */
+}
+
+static void disable_landisk_irq(unsigned int irq)
+{
+        unsigned long flags;
+        unsigned char val;
+        unsigned char mask = 0xff ^ (0x01 << (irq - 5));
+
+        /* Set the priority in IPR to 0 */
+        local_irq_save(flags);
+        val = ctrl_inb(PA_IMASK);
+        val &= mask;
+        ctrl_outb(val, PA_IMASK);
+        local_irq_restore(flags);
+}
+
+static void enable_landisk_irq(unsigned int irq)
+{
+        unsigned long flags;
+        unsigned char val;
+        unsigned char value = (0x01 << (irq - 5));
+
+        /* Set priority in IPR back to original value */
+        local_irq_save(flags);
+        val = ctrl_inb(PA_IMASK);
+        val |= value;
+        ctrl_outb(val, PA_IMASK);
+        local_irq_restore(flags);
+}
+
+static void ack_landisk_irq(unsigned int irq)
+{
+        disable_landisk_irq(irq);
+}
+
+static void end_landisk_irq(unsigned int irq)
+{
+        if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS)))
+                enable_landisk_irq(irq);
+}
+
+static struct hw_interrupt_type landisk_irq_type = {
+        .typename = "LANDISK IRQ",
+        .startup = startup_landisk_irq,
+        .shutdown = shutdown_landisk_irq,
+        .enable = enable_landisk_irq,
+        .disable = disable_landisk_irq,
+        .ack = ack_landisk_irq,
+        .end = end_landisk_irq
+};
+
+static void make_landisk_irq(unsigned int irq)
+{
+        disable_irq_nosync(irq);
+        irq_desc[irq].handler = &landisk_irq_type;
+        disable_landisk_irq(irq);
+}
+
+/*
+ * Initialize IRQ setting
+ */
+void __init init_landisk_IRQ(void)
+{
+        int i;
+
+        for (i = 5; i < 14; i++)
+                make_landisk_irq(i);
+}
diff --git a/arch/sh/boards/landisk/landisk_pwb.c b/arch/sh/boards/landisk/landisk_pwb.c
new file mode 100644
index 000000000000..e75cb578a28b
--- /dev/null
+++ b/arch/sh/boards/landisk/landisk_pwb.c
@@ -0,0 +1,348 @@
+/*
+ * arch/sh/boards/landisk/landisk_pwb.c -- driver for the Power control switch.
+ *
+ * This driver will also support the I-O DATA Device, Inc. LANDISK Board.
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copylight (C) 2002 Atom Create Engineering Co., Ltd.
+ *
+ * LED control drive function added by kogiidena
+ */
+
+#include <linux/config.h>
+#include <linux/module.h>
+#include <linux/errno.h>
+#include <linux/signal.h>
+#include <linux/major.h>
+#include <linux/poll.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/sched.h>
+#include <linux/timer.h>
+#include <linux/interrupt.h>
+
+#include <asm/system.h>
+#include <asm/io.h>
+#include <asm/irq.h>
+#include <asm/uaccess.h>
+#include <asm/landisk/iodata_landisk.h>
+
+#define SHUTDOWN_BTN_MINOR      1       /* Shutdown button device minor no. */
+#define LED_MINOR              21       /* LED minor no. */
+#define BTN_MINOR              22       /* BUTTON minor no. */
+#define GIO_MINOR              40       /* GIO minor no. */
+
+static int openCnt;
+static int openCntLED;
+static int openCntGio;
+static int openCntBtn;
+static int landisk_btn;
+static int landisk_btnctrlpid;
+/*
+ * Functions prototypes
+ */
+
+static int gio_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
+                     unsigned long arg);
+
+static int swdrv_open(struct inode *inode, struct file *filp)
+{
+        int minor;
+
+        minor = MINOR(inode->i_rdev);
+        filp->private_data = (void *)minor;
+
+        if (minor == SHUTDOWN_BTN_MINOR) {
+                if (openCnt > 0) {
+                        return -EALREADY;
+                } else {
+                        openCnt++;
+                        return 0;
+                }
+        } else if (minor == LED_MINOR) {
+                if (openCntLED > 0) {
+                        return -EALREADY;
+                } else {
+                        openCntLED++;
+                        return 0;
+                }
+        } else if (minor == BTN_MINOR) {
+                if (openCntBtn > 0) {
+                        return -EALREADY;
+                } else {
+                        openCntBtn++;
+                        return 0;
+                }
+        } else if (minor == GIO_MINOR) {
+                if (openCntGio > 0) {
+                        return -EALREADY;
+                } else {
+                        openCntGio++;
+                        return 0;
+                }
+        }
+        return -ENOENT;
+
+}
+
+static int swdrv_close(struct inode *inode, struct file *filp)
+{
+        int minor;
+
+        minor = MINOR(inode->i_rdev);
+        if (minor == SHUTDOWN_BTN_MINOR) {
+                openCnt--;
+        } else if (minor == LED_MINOR) {
+                openCntLED--;
+        } else if (minor == BTN_MINOR) {
+                openCntBtn--;
+        } else if (minor == GIO_MINOR) {
+                openCntGio--;
+        }
+        return 0;
+}
+
+static int swdrv_read(struct file *filp, char *buff, size_t count,
+                      loff_t * ppos)
+{
+        int minor;
+        minor = (int)(filp->private_data);
+
+        if (!access_ok(VERIFY_WRITE, (void *)buff, count))
+                return -EFAULT;
+
+        if (minor == SHUTDOWN_BTN_MINOR) {
+                if (landisk_btn & 0x10) {
+                        put_user(1, buff);
+                        return 1;
+                } else {
+                        return 0;
+                }
+        }
+        return 0;
+}
+
+static int swdrv_write(struct file *filp, const char *buff, size_t count,
+                       loff_t * ppos)
+{
+        int minor;
+        minor = (int)(filp->private_data);
+
+        if (minor == SHUTDOWN_BTN_MINOR) {
+                return count;
+        }
+        return count;
+}
+
+static irqreturn_t sw_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+{
+        landisk_btn = (0x0ff & (~ctrl_inb(PA_STATUS)));
+        disable_irq(IRQ_BUTTON);
+        disable_irq(IRQ_POWER);
+        ctrl_outb(0x00, PA_PWRINT_CLR);
+
+        if (landisk_btnctrlpid != 0) {
+                kill_proc(landisk_btnctrlpid, SIGUSR1, 1);
+                landisk_btnctrlpid = 0;
+        }
+
+        return IRQ_HANDLED;
+}
+
+static struct file_operations swdrv_fops = {
+        .read = swdrv_read,     /* read */
+        .write = swdrv_write,   /* write */
+        .open = swdrv_open,     /* open */
+        .release = swdrv_close, /* release */
+        .ioctl = gio_ioctl,     /* ioctl */
+
+};
+
+static char banner[] __initdata =
+    KERN_INFO "LANDISK and USL-5P Button, LED and GIO driver initialized\n";
+
+int __init swdrv_init(void)
+{
+        int error;
+
+        printk("%s", banner);
+
+        openCnt = 0;
+        openCntLED = 0;
+        openCntBtn = 0;
+        openCntGio = 0;
+        landisk_btn = 0;
+        landisk_btnctrlpid = 0;
+
+        if ((error = register_chrdev(SHUTDOWN_BTN_MAJOR, "swdrv", &swdrv_fops))) {
+                printk(KERN_ERR
+                       "Button, LED and GIO driver:Couldn't register driver, error=%d\n",
+                       error);
+                return 1;
+        }
+
+        if (request_irq(IRQ_POWER, sw_interrupt, 0, "SHUTDOWNSWITCH", NULL)) {
+                printk(KERN_ERR "Unable to get IRQ 11.\n");
+                return 1;
+        }
+        if (request_irq(IRQ_BUTTON, sw_interrupt, 0, "USL-5P BUTTON", NULL)) {
+                printk(KERN_ERR "Unable to get IRQ 12.\n");
+                return 1;
+        }
+        ctrl_outb(0x00, PA_PWRINT_CLR);
+
+        return 0;
+}
+
+module_init(swdrv_init);
+
+/*
+ * gio driver
+ *
+ */
+
+#include <asm/landisk/gio.h>
+
+static int gio_ioctl(struct inode *inode, struct file *filp,
+                     unsigned int cmd, unsigned long arg)
+{
+        int minor;
+        unsigned int data, mask;
+        static unsigned int addr = 0;
+
+        minor = (int)(filp->private_data);
+
+        /* access control */
+        if (minor == GIO_MINOR) {
+                ;
+        } else if (minor == LED_MINOR) {
+                if (((cmd & 0x0ff) >= 9) && ((cmd & 0x0ff) < 20)) {
+                        ;
+                } else {
+                        return -EINVAL;
+                }
+        } else if (minor == BTN_MINOR) {
+                if (((cmd & 0x0ff) >= 20) && ((cmd & 0x0ff) < 30)) {
+                        ;
+                } else {
+                        return -EINVAL;
+                }
+        } else {
+                return -EINVAL;
+        }
+
+        if (cmd & 0x01) {       /* write */
+                if (copy_from_user(&data, (int *)arg, sizeof(int))) {
+                        return -EFAULT;
+                }
+        }
+
+        switch (cmd) {
+        case GIODRV_IOCSGIOSETADDR:     /* addres set */
+                addr = data;
+                break;
+
+        case GIODRV_IOCSGIODATA1:       /* write byte */
+                ctrl_outb((unsigned char)(0x0ff & data), addr);
+                break;
+
+        case GIODRV_IOCSGIODATA2:       /* write word */
+                if (addr & 0x01) {
+                        return -EFAULT;
+                }
+                ctrl_outw((unsigned short int)(0x0ffff & data), addr);
+                break;
+
+        case GIODRV_IOCSGIODATA4:       /* write long */
+                if (addr & 0x03) {
+                        return -EFAULT;
+                }
+                ctrl_outl(data, addr);
+                break;
+
+        case GIODRV_IOCGGIODATA1:       /* read byte */
+                data = ctrl_inb(addr);
+                break;
+
+        case GIODRV_IOCGGIODATA2:       /* read word */
+                if (addr & 0x01) {
+                        return -EFAULT;
+                }
+                data = ctrl_inw(addr);
+                break;
+
+        case GIODRV_IOCGGIODATA4:       /* read long */
+                if (addr & 0x03) {
+                        return -EFAULT;
+                }
+                data = ctrl_inl(addr);
+                break;
+        case GIODRV_IOCSGIO_LED:        /* write */
+                mask = ((data & 0x00ffffff) << 8)
+                    | ((data & 0x0000ffff) << 16)
+                    | ((data & 0x000000ff) << 24);
+                landisk_ledparam = data & (~mask);
+                if (landisk_arch == 0) {        /* arch == landisk */
+                        landisk_ledparam &= 0x03030303;
+                        mask = (~(landisk_ledparam >> 22)) & 0x000c;
+                        landisk_ledparam |= mask;
+                } else {                        /* arch == usl-5p */
+                        mask = (landisk_ledparam >> 24) & 0x0001;
+                        landisk_ledparam |= mask;
+                        landisk_ledparam &= 0x007f7f7f;
+                }
+                landisk_ledparam |= 0x80;
+                break;
+        case GIODRV_IOCGGIO_LED:        /* read */
+                data = landisk_ledparam;
+                if (landisk_arch == 0) {        /* arch == landisk */
+                        data &= 0x03030303;
+                } else {                        /* arch == usl-5p */
+                        ;
+                }
+                data &= (~0x080);
+                break;
+        case GIODRV_IOCSGIO_BUZZER:     /* write */
+                landisk_buzzerparam = data;
+                landisk_ledparam |= 0x80;
+                break;
+        case GIODRV_IOCGGIO_LANDISK:    /* read */
+                data = landisk_arch & 0x01;
+                break;
+        case GIODRV_IOCGGIO_BTN:        /* read */
+                data = (0x0ff & ctrl_inb(PA_PWRINT_CLR));
+                data <<= 8;
+                data |= (0x0ff & ctrl_inb(PA_IMASK));
+                data <<= 8;
+                data |= (0x0ff & landisk_btn);
+                data <<= 8;
+                data |= (0x0ff & (~ctrl_inb(PA_STATUS)));
+                break;
+        case GIODRV_IOCSGIO_BTNPID:     /* write */
+                landisk_btnctrlpid = data;
+                landisk_btn = 0;
+                if (irq_desc[IRQ_BUTTON].depth) {
+                        enable_irq(IRQ_BUTTON);
+                }
+                if (irq_desc[IRQ_POWER].depth) {
+                        enable_irq(IRQ_POWER);
+                }
+                break;
+        case GIODRV_IOCGGIO_BTNPID:     /* read */
+                data = landisk_btnctrlpid;
+                break;
+        default:
+                return -EFAULT;
+                break;
+        }
+
+        if ((cmd & 0x01) == 0) {        /* read */
+                if (copy_to_user((int *)arg, &data, sizeof(int))) {
+                        return -EFAULT;
+                }
+        }
+        return 0;
+}
diff --git a/arch/sh/boards/landisk/rtc.c b/arch/sh/boards/landisk/rtc.c
new file mode 100644
index 000000000000..d666aa63303f
--- /dev/null
+++ b/arch/sh/boards/landisk/rtc.c
@@ -0,0 +1,102 @@
+/*
+ * arch/sh/boards/landisk/rtc.c --  RTC support
+ *
+ *  Copyright (C) 2000  Philipp Rumpf <prumpf@tux.org>
+ *  Copyright (C) 1999  Tetsuya Okada & Niibe Yutaka
+ */
+/*
+ * modifed by kogiidena
+ * 2005.09.16
+ */
+
+#include <linux/config.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/sched.h>
+#include <linux/time.h>
+#include <linux/delay.h>
+#include <linux/spinlock.h>
+
+#ifndef BCD_TO_BIN
+#define BCD_TO_BIN(val) ((val)=((val)&15) + ((val)>>4)*10)
+#endif
+
+#ifndef BIN_TO_BCD
+#define BIN_TO_BCD(val) ((val)=(((val)/10)<<4) + (val)%10)
+#endif
+
+extern void (*rtc_get_time) (struct timespec *);
+extern int (*rtc_set_time) (const time_t);
+extern spinlock_t rtc_lock;
+
+extern void
+rs5c313_set_cmos_time(unsigned int BCD_yr, unsigned int BCD_mon,
+                      unsigned int BCD_day, unsigned int BCD_hr,
+                      unsigned int BCD_min, unsigned int BCD_sec);
+
+extern unsigned long
+rs5c313_get_cmos_time(unsigned int *BCD_yr, unsigned int *BCD_mon,
+                      unsigned int *BCD_day, unsigned int *BCD_hr,
+                      unsigned int *BCD_min, unsigned int *BCD_sec);
+
+void landisk_rtc_gettimeofday(struct timespec *tv)
+{
+        unsigned int BCD_yr, BCD_mon, BCD_day, BCD_hr, BCD_min, BCD_sec;
+        unsigned long flags;
+
+        spin_lock_irqsave(&rtc_lock, flags);
+        tv->tv_sec = rs5c313_get_cmos_time
+            (&BCD_yr, &BCD_mon, &BCD_day, &BCD_hr, &BCD_min, &BCD_sec);
+        tv->tv_nsec = 0;
+        spin_unlock_irqrestore(&rtc_lock, flags);
+}
+
+int landisk_rtc_settimeofday(const time_t secs)
+{
+        int retval = 0;
+        int real_seconds, real_minutes, cmos_minutes;
+        unsigned long flags;
+        unsigned long nowtime = secs;
+        unsigned int BCD_yr, BCD_mon, BCD_day, BCD_hr, BCD_min, BCD_sec;
+
+        spin_lock_irqsave(&rtc_lock, flags);
+
+        rs5c313_get_cmos_time
+          (&BCD_yr, &BCD_mon, &BCD_day, &BCD_hr, &BCD_min, &BCD_sec);
+        cmos_minutes = BCD_min;
+        BCD_TO_BIN(cmos_minutes);
+
+        /*
+         * since we're only adjusting minutes and seconds,
+         * don't interfere with hour overflow. This avoids
+         * messing with unknown time zones but requires your
+         * RTC not to be off by more than 15 minutes
+         */
+        real_seconds = nowtime % 60;
+        real_minutes = nowtime / 60;
+        if (((abs(real_minutes - cmos_minutes) + 15) / 30) & 1)
+                real_minutes += 30;     /* correct for half hour time zone */
+        real_minutes %= 60;
+
+        if (abs(real_minutes - cmos_minutes) < 30) {
+                BIN_TO_BCD(real_seconds);
+                BIN_TO_BCD(real_minutes);
+                rs5c313_set_cmos_time(BCD_yr, BCD_mon, BCD_day, BCD_hr,
+                                      real_minutes, real_seconds);
+        } else {
+                printk(KERN_WARNING
+                       "set_rtc_time: can't update from %d to %d\n",
+                       cmos_minutes, real_minutes);
+                retval = -1;
+        }
+
+        spin_unlock_irqrestore(&rtc_lock, flags);
+        return retval;
+}
+
+
+void landisk_time_init(void)
+{
+        rtc_get_time = landisk_rtc_gettimeofday;
+        rtc_set_time = landisk_rtc_settimeofday;
+}
diff --git a/arch/sh/boards/landisk/setup.c b/arch/sh/boards/landisk/setup.c
new file mode 100644
index 000000000000..0c60eaa10ba7
--- /dev/null
+++ b/arch/sh/boards/landisk/setup.c
@@ -0,0 +1,218 @@
+/*
+ * arch/sh/boards/landisk/setup.c
+ *
+ * Copyright (C) 2002 Paul Mundt
+ *
+ * May be copied or modified under the terms of the GNU General Public
+ * License.  See linux/COPYING for more information.
+ *
+ * Setup code for an unknown machine (internal peripherials only)
+ */
+/*
+ * linux/arch/sh/kernel/setup_landisk.c
+ *
+ * Copyright (C) 2000  Kazumoto Kojima
+ *
+ * I-O DATA Device, Inc. LANDISK Support.
+ *
+ * Modified for LANDISK by
+ * Atom Create Engineering Co., Ltd. 2002.
+ */
+/*
+ * modifed by kogiidena
+ * 2005.09.16
+ */
+
+#include <linux/config.h>
+#include <linux/init.h>
+#include <linux/irq.h>
+#include <linux/pm.h>
+
+#include <linux/hdreg.h>
+#include <linux/ide.h>
+#include <linux/pci.h>
+
+#include <asm/machvec.h>
+#include <asm/rtc.h>
+#include <asm/machvec_init.h>
+#include <asm/io.h>
+#include <asm/landisk/iodata_landisk.h>
+#include <asm/landisk/io.h>
+
+#include <linux/mm.h>
+#include <linux/vmalloc.h>
+
+extern void (*board_time_init) (void);
+void landisk_time_init(void);
+extern void init_landisk_IRQ(void);
+
+int landisk_ledparam;
+int landisk_buzzerparam;
+int landisk_arch;
+
+/* defined in mm/ioremap.c */
+extern void *p3_ioremap(unsigned long phys_addr, unsigned long size,
+                        unsigned long flags);
+
+/*
+ * Initialize the board
+ */
+
+const char *get_system_type(void)
+{
+        return "LANDISK";
+}
+
+static void landisk_power_off(void)
+{
+        ctrl_outb(0x01, PA_SHUTDOWN);
+}
+
+void check_usl5p(void)
+{
+        volatile unsigned char *p = (volatile unsigned char *)PA_LED;
+        unsigned char tmp1, tmp2;
+        tmp1 = *p;
+        *p = 0x40;
+        tmp2 = *p;
+        *p = tmp1;
+        landisk_arch = (tmp2 == 0x40) ? 1 : 0;
+        if (landisk_arch == 1) {        /* arch == usl-5p */
+                landisk_ledparam = 0x00000380;
+                landisk_ledparam |= (tmp1 & 0x07c);
+        } else {                        /* arch == landisk */
+                landisk_ledparam = 0x02000180;
+                landisk_ledparam |= 0x04;
+        }
+        return;
+}
+
+void __init platform_setup(void)
+{
+
+        landisk_buzzerparam = 0;
+        check_usl5p();
+
+        printk(KERN_INFO "I-O DATA DEVICE, INC. \"LANDISK Series\" support.\n");
+        board_time_init = landisk_time_init;
+        pm_power_off = landisk_power_off;
+
+}
+
+void *area5_io_base;
+void *area6_io_base;
+
+int __init cf_init(void)
+{
+        pgprot_t prot;
+        unsigned long paddrbase, psize;
+
+        /* open I/O area window */
+        paddrbase = virt_to_phys((void *)PA_AREA5_IO);
+        psize = PAGE_SIZE;
+        prot = PAGE_KERNEL_PCC(1, _PAGE_PCC_IO16);
+        area5_io_base = p3_ioremap(paddrbase, psize, prot.pgprot);
+        if (!area5_io_base) {
+                printk("allocate_cf_area : can't open CF I/O window!\n");
+                return -ENOMEM;
+        }
+
+        paddrbase = virt_to_phys((void *)PA_AREA6_IO);
+        psize = PAGE_SIZE;
+        prot = PAGE_KERNEL_PCC(0, _PAGE_PCC_IO16);
+        area6_io_base = p3_ioremap(paddrbase, psize, prot.pgprot);
+        if (!area6_io_base) {
+                printk("allocate_cf_area : can't open HDD I/O window!\n");
+                return -ENOMEM;
+        }
+
+        printk(KERN_INFO "Allocate Area5/6 success.\n");
+
+        /* XXX : do we need attribute and common-memory area also? */
+
+        return 0;
+}
+
+__initcall(cf_init);
+
+#include <linux/sched.h>
+
+/* Cycle the LED's in the clasic knightrider/Sun pattern */
+
+void heartbeat_landisk(void)
+{
+        static unsigned int cnt = 0, blink = 0x00, period = 25;
+        volatile unsigned char *p = (volatile unsigned char *)PA_LED;
+        char data;
+
+        if ((landisk_ledparam & 0x080) == 0) {
+                return;
+        }
+        cnt += 1;
+        if (cnt < period) {
+                return;
+        }
+        cnt = 0;
+        blink++;
+
+        data = (blink & 0x01) ? (landisk_ledparam >> 16) : 0;
+        data |= (blink & 0x02) ? (landisk_ledparam >> 8) : 0;
+        data |= landisk_ledparam;
+
+        /* buzzer */
+        if (landisk_buzzerparam & 0x1) {
+                data |= 0x80;
+        } else {
+                data &= 0x7f;
+        }
+        *p = data;
+
+        if (((landisk_ledparam & 0x007f7f00) == 0)
+            && (landisk_buzzerparam == 0)) {
+                landisk_ledparam &= (~0x0080);
+        }
+        landisk_buzzerparam >>= 1;
+}
+
+/*
+ * The Machine Vector
+ */
+
+struct sh_machine_vector mv_landisk __initmv = {
+        .mv_nr_irqs = 72,
+        .mv_inb = landisk_inb,
+        .mv_inw = landisk_inw,
+        .mv_inl = landisk_inl,
+        .mv_outb = landisk_outb,
+        .mv_outw = landisk_outw,
+        .mv_outl = landisk_outl,
+        .mv_inb_p = landisk_inb_p,
+        .mv_inw_p = landisk_inw,
+        .mv_inl_p = landisk_inl,
+        .mv_outb_p = landisk_outb_p,
+        .mv_outw_p = landisk_outw,
+        .mv_outl_p = landisk_outl,
+        .mv_insb = landisk_insb,
+        .mv_insw = landisk_insw,
+        .mv_insl = landisk_insl,
+        .mv_outsb = landisk_outsb,
+        .mv_outsw = landisk_outsw,
+        .mv_outsl = landisk_outsl,
+        .mv_readb = landisk_readb,
+        .mv_readw = landisk_readw,
+        .mv_readl = landisk_readl,
+        .mv_writeb = landisk_writeb,
+        .mv_writew = landisk_writew,
+        .mv_writel = landisk_writel,
+        .mv_ioremap = landisk_ioremap,
+        .mv_iounmap = landisk_iounmap,
+        .mv_isa_port2addr = landisk_isa_port2addr,
+        .mv_init_irq = init_landisk_IRQ,
+
+#ifdef CONFIG_HEARTBEAT
+        .mv_heartbeat = heartbeat_landisk,
+#endif
+
+};
+
+ALIAS_MV(landisk)