diff -urpN linux-2.6.15.3.orig/arch/sh/boards/landisk/Makefile linux-2.6.15.3/arch/sh/boards/landisk/Makefile
--- linux-2.6.15.3.orig/arch/sh/boards/landisk/Makefile	2006-02-08 00:47:17.000000000 +0900
+++ linux-2.6.15.3/arch/sh/boards/landisk/Makefile	2006-02-08 21:52:49.000000000 +0900
@@ -3,5 +3,3 @@
 #
 
 obj-y	 := setup.o io.o irq.o rtc.o landisk_pwb.o
-
-obj-$(CONFIG_PCI) += pci.o
diff -urpN linux-2.6.15.3.orig/arch/sh/drivers/pci/Makefile linux-2.6.15.3/arch/sh/drivers/pci/Makefile
--- linux-2.6.15.3.orig/arch/sh/drivers/pci/Makefile	2006-02-08 00:47:07.000000000 +0900
+++ linux-2.6.15.3/arch/sh/drivers/pci/Makefile	2006-02-08 21:52:20.000000000 +0900
@@ -17,3 +17,4 @@ obj-$(CONFIG_SH_RTS7751R2D)		+= ops-rts7
 obj-$(CONFIG_SH_SH03)			+= ops-sh03.o fixups-sh03.o
 obj-$(CONFIG_SH_R7780RP)		+= ops-r7780rp.o fixups-r7780rp.o
 obj-$(CONFIG_SH_TITAN)			+= ops-titan.o
+obj-$(CONFIG_SH_LANDISK)		+= ops-landisk.o
diff -urpN linux-2.6.15.3.orig/arch/sh/drivers/pci/ops-landisk.c linux-2.6.15.3/arch/sh/drivers/pci/ops-landisk.c
--- linux-2.6.15.3.orig/arch/sh/drivers/pci/ops-landisk.c	1970-01-01 09:00:00.000000000 +0900
+++ linux-2.6.15.3/arch/sh/drivers/pci/ops-landisk.c	2006-02-09 00:52:51.000000000 +0900
@@ -0,0 +1,68 @@
+/*
+ * arch/sh/drivers/pci/ops-landisk.c
+ *
+ * PCI initialization for the I-O DATA Device, Inc. LANDISK board
+ *
+ * Copyright (C) 2006 kogiidena
+ *
+ * May be copied or modified under the terms of the GNU General Public
+ * License.  See linux/COPYING for more information.
+ *
+ */
+
+#include <linux/config.h>
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/pci.h>
+#include "pci-sh4.h"
+
+static struct resource sh7751_io_resource = {
+	.name = "SH7751 IO",
+	.start = 0x4000,
+	.end = 0x4000 + SH7751_PCI_IO_SIZE - 1,
+	.flags = IORESOURCE_IO
+};
+
+static struct resource sh7751_mem_resource = {
+	.name = "SH7751 mem",
+	.start = SH7751_PCI_MEMORY_BASE,
+	.end = SH7751_PCI_MEMORY_BASE + SH7751_PCI_MEM_SIZE - 1,
+	.flags = IORESOURCE_MEM
+};
+
+struct pci_channel board_pci_channels[] = {
+	{&sh4_pci_ops, &sh7751_io_resource, &sh7751_mem_resource, 0, 0x3ff},
+	{NULL, NULL, NULL, 0, 0},
+};
+
+static struct sh4_pci_address_map sh7751_pci_map = {
+	.window0 = {
+		    .base = SH7751_CS3_BASE_ADDR,
+		    .size = (64 * (1 << 20)),	//64MB
+		    },
+	.flags = SH4_PCIC_NO_RESET,
+};
+
+int __init pcibios_init_platform(void)
+{
+	return sh7751_pcic_init(&sh7751_pci_map);
+}
+
+int pcibios_map_platform_irq(struct pci_dev *pdev, u8 slot, u8 pin)
+{
+	// slot0: pin1-4 = irq5,6,7,8
+	// slot1: pin1-4 = irq6,7,8,5
+	// slot2: pin1-4 = irq7,8,5,6
+	// slot3: pin1-4 = irq8,5,6,7
+
+	int irq = ((slot + pin - 1) & 0x3) + 5;
+
+	if ((slot | (pin - 1)) > 0x3) {
+		printk("PCI: Bad IRQ mapping request for slot %d pin %c\n",
+		       slot, pin - 1 + 'A');
+		return -1;
+	}
+	return irq;
+}