Preliminary ADM5120 support, marked as broken

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@6614 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 55 insertions, 0 deletions

diff --git a/target/linux/adm5120-2.6/files/drivers/mtd/maps/adm5120_mtd.c b/target/linux/adm5120-2.6/files/drivers/mtd/maps/adm5120_mtd.c
new file mode 100644
index 000000000..a9e97cb31
--- /dev/null
+++ b/target/linux/adm5120-2.6/files/drivers/mtd/maps/adm5120_mtd.c
@@ -0,0 +1,55 @@
+/*
+ *	Flash device on the ADM5120 board
+ *
+ *	Copyright Jeroen Vreeken (pe1rxq@amsat.org), 2005
+ *
+ *	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/autoconf.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/map.h>
+
+#define FLASH_PHYS_ADDR		0x1FC00000
+#define FLASH_SIZE 		0x200000  
+
+static struct mtd_info *adm5120_mtd;
+
+static struct map_info adm5120_mtd_map = {
+	.name = "ADM5120",
+	.size = FLASH_SIZE,
+	.bankwidth = 2,
+	.phys = FLASH_PHYS_ADDR,
+};
+
+static int __init adm5120_mtd_init(void)
+{
+	printk(KERN_INFO "ADM5120 board flash (0x%x at 0x%x)\n", FLASH_SIZE,
+	    FLASH_PHYS_ADDR);
+	adm5120_mtd_map.virt = ioremap_nocache(FLASH_PHYS_ADDR, FLASH_SIZE);
+	simple_map_init(&adm5120_mtd_map);
+	adm5120_mtd = do_map_probe("cfi_probe", &adm5120_mtd_map);
+	if (adm5120_mtd) {
+		adm5120_mtd->owner = THIS_MODULE;
+		add_mtd_device(adm5120_mtd);
+		return 0;
+	}
+	return -ENXIO;
+}
+
+static void __exit adm5120_mtd_exit(void)
+{
+	del_mtd_device(adm5120_mtd);
+	map_destroy(adm5120_mtd);
+}
+
+module_init(adm5120_mtd_init);
+module_exit(adm5120_mtd_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Jeroen Vreeken (pe1rxq@amsat.org)");
+MODULE_DESCRIPTION("MTD map driver for ADM5120 boards");