aboutsummaryrefslogtreecommitdiff
path: root/arch/sh/boards/landisk/setup.c
diff options
context:
space:
mode:
authorkogiidena <kogiidena@eggplant.ddo.jp>2006-09-27 14:53:35 +0900
committerPaul Mundt <lethal@linux-sh.org>2006-09-27 14:53:35 +0900
commit94c0fa520cc169ccf661e9c03b5b95f74d1520b8 (patch)
tree2fc73ea11df222998a363083e03ef6c9e8066b28 /arch/sh/boards/landisk/setup.c
parent634bf4f69b925950ddb09ef99ad7516a449a4333 (diff)
downloadlinux-2.6.34-ux500-94c0fa520cc169ccf661e9c03b5b95f74d1520b8.tar.gz
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>
Diffstat (limited to 'arch/sh/boards/landisk/setup.c')
-rw-r--r--arch/sh/boards/landisk/setup.c218
1 files changed, 218 insertions, 0 deletions
diff --git a/arch/sh/boards/landisk/setup.c b/arch/sh/boards/landisk/setup.c
new file mode 100644
index 00000000000..0c60eaa10ba
--- /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)