openwrt-owl/target/linux/ramips/patches-4.4/0400-mtd-mtdsplit-add-suppo...

31 lines
924 B
Diff

--- a/drivers/mtd/mtdsplit/mtdsplit_trx.c
+++ b/drivers/mtd/mtdsplit/mtdsplit_trx.c
@@ -13,6 +13,7 @@
#include <linux/module.h>
#include <linux/init.h>
#include <linux/kernel.h>
+#include <linux/of.h>
#include <linux/slab.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
@@ -20,7 +21,8 @@
#include "mtdsplit.h"
-#define TRX_MAGIC 0x30524448 /* "HDR0" */
+#define TRX_MAGIC 0x30524448 /* "HDR0" */
+#define TRX_MAGIC_BUFFALO 0x746f435c
struct trx_header {
__le32 magic;
@@ -82,7 +84,8 @@ mtdsplit_parse_trx(struct mtd_info *mast
if (ret)
continue;
- if (hdr.magic != cpu_to_le32(TRX_MAGIC)) {
+ if (hdr.magic != cpu_to_le32(TRX_MAGIC) &&
+ !(of_machine_is_compatible("buffalo,wcr-1166ds") && hdr.magic == cpu_to_le32(TRX_MAGIC_BUFFALO))) {
pr_debug("no valid trx header found in \"%s\" at offset %llx\n",
master->name, (unsigned long long) offset);
continue;