openwrt-xburst/target/linux/sibyte/patches/001-rhone_physmap.patch

--- a/arch/mips/sibyte/swarm/platform.c	2009-04-30 06:48:16.000000000 +0200
+++ b/arch/mips/sibyte/swarm/platform.c	2009-05-01 20:54:50.000000000 +0200
@@ -83,3 +83,61 @@
 device_initcall(swarm_pata_init);
 
 #endif /* defined(CONFIG_SIBYTE_SWARM) || defined(CONFIG_SIBYTE_LITTLESUR) */
+
+#ifdef CONFIG_SIBYTE_RHONE
+
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
+
+static struct mtd_partition flash_parts[] = {
+	{
+		.name           = "cfe",
+		.offset         = 0x00000000,
+		.size           = 0x00200000,
+		.mask_flags     = MTD_WRITEABLE,
+	},
+	{
+		.name           = "os",
+		.offset         = 0x00200000,
+		.size           = 0x00d00000,
+	},
+	{
+		.name           = "environment",
+		.offset         = 0x00f00000,
+		.size           = 0x00100000,
+		.mask_flags     = MTD_WRITEABLE,
+	},
+};
+
+static struct physmap_flash_data flash_data = {
+	.width		= 1,
+	.nr_parts	= ARRAY_SIZE(flash_parts),
+	.parts		= flash_parts,
+};
+
+static struct resource flash_resource = {
+	.start		= 0x1fc00000,
+	.end		= 0x20bfffff,
+	.flags		= IORESOURCE_MEM,
+};
+
+static struct platform_device flash_device = {
+	.name		= "physmap-flash",
+	.id		= 0,
+	.resource	= &flash_resource,
+	.num_resources	= 1,
+	.dev		= {
+		.platform_data = &flash_data,
+	},
+};
+
+static int __init flash_setup(void)
+{
+	platform_device_register(&flash_device);
+
+	return 0;
+};
+
+device_initcall(flash_setup);
+
+#endif /* CONFIG_SIBYTE_RHONE */