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path: root/drivers/ide/arm/bast-ide.c
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Diffstat (limited to 'drivers/ide/arm/bast-ide.c')
-rw-r--r--drivers/ide/arm/bast-ide.c71
1 files changed, 71 insertions, 0 deletions
diff --git a/drivers/ide/arm/bast-ide.c b/drivers/ide/arm/bast-ide.c
new file mode 100644
index 00000000000..9d474e5fd8d
--- /dev/null
+++ b/drivers/ide/arm/bast-ide.c
@@ -0,0 +1,71 @@
+/* linux/drivers/ide/arm/bast-ide.c
+ *
+ * Copyright (c) 2003-2004 Simtec Electronics
+ * Ben Dooks <ben@simtec.co.uk>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+*/
+
+#include <linux/module.h>
+#include <linux/errno.h>
+#include <linux/ide.h>
+#include <linux/init.h>
+
+#include <asm/mach-types.h>
+
+#include <asm/io.h>
+#include <asm/irq.h>
+#include <asm/arch/map.h>
+#include <asm/arch/bast-map.h>
+#include <asm/arch/bast-irq.h>
+
+/* list of registered interfaces */
+static ide_hwif_t *ifs[2];
+
+static int __init
+bastide_register(unsigned int base, unsigned int aux, int irq,
+ ide_hwif_t **hwif)
+{
+ hw_regs_t hw;
+ int i;
+
+ memset(&hw, 0, sizeof(hw));
+
+ base += BAST_IDE_CS;
+ aux += BAST_IDE_CS;
+
+ for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++) {
+ hw.io_ports[i] = (unsigned long)base;
+ base += 0x20;
+ }
+
+ hw.io_ports[IDE_CONTROL_OFFSET] = aux + (6 * 0x20);
+ hw.irq = irq;
+
+ ide_register_hw(&hw, hwif);
+
+ return 0;
+}
+
+static int __init bastide_init(void)
+{
+ /* we can treat the VR1000 and the BAST the same */
+
+ if (!(machine_is_bast() || machine_is_vr1000()))
+ return 0;
+
+ printk("BAST: IDE driver, (c) 2003-2004 Simtec Electronics\n");
+
+ bastide_register(BAST_VA_IDEPRI, BAST_VA_IDEPRIAUX, IRQ_IDE0, &ifs[0]);
+ bastide_register(BAST_VA_IDESEC, BAST_VA_IDESECAUX, IRQ_IDE1, &ifs[1]);
+ return 0;
+}
+
+module_init(bastide_init);
+
+MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("Simtec BAST / Thorcom VR1000 IDE driver");