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>
diff --git a/arch/sh/boards/landisk/setup.c b/arch/sh/boards/landisk/setup.c
new file mode 100644
index 0000000..0c60eaa
--- /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)