summaryrefslogtreecommitdiff
path: root/arch/sh/boards/se/770x/setup.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sh/boards/se/770x/setup.c')
-rw-r--r--arch/sh/boards/se/770x/setup.c85
1 files changed, 85 insertions, 0 deletions
diff --git a/arch/sh/boards/se/770x/setup.c b/arch/sh/boards/se/770x/setup.c
new file mode 100644
index 000000000000..2bed46fb607d
--- /dev/null
+++ b/arch/sh/boards/se/770x/setup.c
@@ -0,0 +1,85 @@
+/* $Id: setup.c,v 1.1.2.4 2002/03/02 21:57:07 lethal Exp $
+ *
+ * linux/arch/sh/boards/se/770x/setup.c
+ *
+ * Copyright (C) 2000 Kazumoto Kojima
+ *
+ * Hitachi SolutionEngine Support.
+ *
+ */
+
+#include <linux/config.h>
+#include <linux/init.h>
+#include <linux/irq.h>
+
+#include <linux/hdreg.h>
+#include <linux/ide.h>
+#include <asm/io.h>
+#include <asm/se/se.h>
+#include <asm/se/smc37c93x.h>
+
+/*
+ * Configure the Super I/O chip
+ */
+static void __init smsc_config(int index, int data)
+{
+ outb_p(index, INDEX_PORT);
+ outb_p(data, DATA_PORT);
+}
+
+static void __init init_smsc(void)
+{
+ outb_p(CONFIG_ENTER, CONFIG_PORT);
+ outb_p(CONFIG_ENTER, CONFIG_PORT);
+
+ /* FDC */
+ smsc_config(CURRENT_LDN_INDEX, LDN_FDC);
+ smsc_config(ACTIVATE_INDEX, 0x01);
+ smsc_config(IRQ_SELECT_INDEX, 6); /* IRQ6 */
+
+ /* IDE1 */
+ smsc_config(CURRENT_LDN_INDEX, LDN_IDE1);
+ smsc_config(ACTIVATE_INDEX, 0x01);
+ smsc_config(IRQ_SELECT_INDEX, 14); /* IRQ14 */
+
+ /* AUXIO (GPIO): to use IDE1 */
+ smsc_config(CURRENT_LDN_INDEX, LDN_AUXIO);
+ smsc_config(GPIO46_INDEX, 0x00); /* nIOROP */
+ smsc_config(GPIO47_INDEX, 0x00); /* nIOWOP */
+
+ /* COM1 */
+ smsc_config(CURRENT_LDN_INDEX, LDN_COM1);
+ smsc_config(ACTIVATE_INDEX, 0x01);
+ smsc_config(IO_BASE_HI_INDEX, 0x03);
+ smsc_config(IO_BASE_LO_INDEX, 0xf8);
+ smsc_config(IRQ_SELECT_INDEX, 4); /* IRQ4 */
+
+ /* COM2 */
+ smsc_config(CURRENT_LDN_INDEX, LDN_COM2);
+ smsc_config(ACTIVATE_INDEX, 0x01);
+ smsc_config(IO_BASE_HI_INDEX, 0x02);
+ smsc_config(IO_BASE_LO_INDEX, 0xf8);
+ smsc_config(IRQ_SELECT_INDEX, 3); /* IRQ3 */
+
+ /* RTC */
+ smsc_config(CURRENT_LDN_INDEX, LDN_RTC);
+ smsc_config(ACTIVATE_INDEX, 0x01);
+ smsc_config(IRQ_SELECT_INDEX, 8); /* IRQ8 */
+
+ /* XXX: PARPORT, KBD, and MOUSE will come here... */
+ outb_p(CONFIG_EXIT, CONFIG_PORT);
+}
+
+const char *get_system_type(void)
+{
+ return "SolutionEngine";
+}
+
+/*
+ * Initialize the board
+ */
+void __init platform_setup(void)
+{
+ init_smsc();
+ /* XXX: RTC setting comes here */
+}