---

yaml --- r: 176939 b: refs/heads/master c: b1c6e6d h: refs/heads/master i: 176937: 6d6d647 176935: 1e6daae v: v3
git-mirror · Nov 30, 2009 · 8a6170e · 8a6170e
1 parent 5f80c61
commit 8a6170e
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Showing 3 changed files with 6 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 6eb4feffb9d619a44fe434e777ef095a29cf4759
+refs/heads/master: b1c6e6db5bb7acad82e1c64914c6a9404dae3ee1
diff --git a/trunk/drivers/mtd/nand/nand_base.c b/trunk/drivers/mtd/nand/nand_base.c
@@ -2756,7 +2756,8 @@ int nand_scan_ident(struct mtd_info *mtd, int maxchips)
 	type = nand_get_flash_type(mtd, chip, busw, &nand_maf_id);
 
 	if (IS_ERR(type)) {
-		printk(KERN_WARNING "No NAND device found!!!\n");
+		if (!(chip->options & NAND_SCAN_SILENT_NODEV))
+			printk(KERN_WARNING "No NAND device found.\n");
 		chip->select_chip(mtd, -1);
 		return PTR_ERR(type);
 	}

diff --git a/trunk/include/linux/mtd/nand.h b/trunk/include/linux/mtd/nand.h
@@ -170,7 +170,6 @@ typedef enum {
 /* Chip does not allow subpage writes */
 #define NAND_NO_SUBPAGE_WRITE	0x00000200
 
-
 /* Options valid for Samsung large page devices */
 #define NAND_SAMSUNG_LP_OPTIONS \
 	(NAND_NO_PADDING | NAND_CACHEPRG | NAND_COPYBACK)
@@ -196,6 +195,9 @@ typedef enum {
 /* This option is defined if the board driver allocates its own buffers
    (e.g. because it needs them DMA-coherent */
 #define NAND_OWN_BUFFERS	0x00040000
+/* Chip may not exist, so silence any errors in scan */
+#define NAND_SCAN_SILENT_NODEV	0x00080000
+
 /* Options set by nand scan */
 /* Nand scan has allocated controller struct */
 #define NAND_CONTROLLER_ALLOC	0x80000000