Patchwork [v6,3/3] mtd: add 4 Toshiba nand chips for the full-id case

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Submitter Huang Shijie
Date March 15, 2013, 3:01 a.m.
Message ID <1363316461-10592-4-git-send-email-b32955@freescale.com>
Download mbox | patch
Permalink /patch/227842/
State New
Headers show

Comments

Huang Shijie - March 15, 2013, 3:01 a.m.
I have 4 Toshiba nand chips which can not be parsed out by the
id data. We can not get the oob size from the id data. So add them
as the full-id nand chips in the first of nand_flash_ids.

The comment for the full-id items is from Brian.

Signed-off-by: Huang Shijie <b32955@freescale.com>
---
 drivers/mtd/nand/nand_ids.c |   19 +++++++++++++++++++
 1 files changed, 19 insertions(+), 0 deletions(-)

Patch

diff --git a/drivers/mtd/nand/nand_ids.c b/drivers/mtd/nand/nand_ids.c
index 625bc89..1c242cc 100644
--- a/drivers/mtd/nand/nand_ids.c
+++ b/drivers/mtd/nand/nand_ids.c
@@ -10,6 +10,7 @@ 
  */
 #include <linux/module.h>
 #include <linux/mtd/nand.h>
+#include <linux/sizes.h>
 
 #define LP_OPTIONS NAND_SAMSUNG_LP_OPTIONS
 #define LP_OPTIONS16 (LP_OPTIONS | NAND_BUSWIDTH_16)
@@ -22,6 +23,24 @@ 
  * extended chip ID.
  */
 struct nand_flash_dev nand_flash_ids[] = {
+	/*
+	 * Some incompatible NAND chips share device ID's and so must be
+	 * listed by full ID. We list them first so that we can easily identify
+	 * the most specific match.
+	 */
+	{"TC58NVG2S0F 4G 3.3V 8-bit",
+		{ .id = {0x98, 0xdc, 0x90, 0x26, 0x76, 0x15, 0x01, 0x08} },
+			SZ_4K, SZ_512, SZ_256K, 0, 8, 224},
+	{"TC58NVG3S0F 8G 3.3V 8-bit",
+		{ .id = {0x98, 0xd3, 0x90, 0x26, 0x76, 0x15, 0x02, 0x08} },
+			SZ_4K, SZ_1K, SZ_256K, 0, 8, 232},
+	{"TC58NVG5D2 32G 3.3V 8-bit",
+		{ .id = {0x98, 0xd7, 0x94, 0x32, 0x76, 0x56, 0x09, 0x00} },
+			SZ_8K, SZ_4K, SZ_1M, 0, 8, 640},
+	{"TC58NVG6D2 64G 3.3V 8-bit",
+		{ .id = {0x98, 0xde, 0x94, 0x82, 0x76, 0x56, 0x04, 0x20} },
+			SZ_8K, SZ_8K, SZ_2M, 0, 8, 640},
+
 	LEGACY_ID_NAND("NAND 4MiB 5V 8-bit",   0x6B, 512, 4, 0x2000, 0),
 	LEGACY_ID_NAND("NAND 4MiB 3,3V 8-bit", 0xE3, 512, 4, 0x2000, 0),
 	LEGACY_ID_NAND("NAND 4MiB 3,3V 8-bit", 0xE5, 512, 4, 0x2000, 0),