Patchworkβ Add Eon EN29LV800(B)(C){B,T} recognition

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Submitter TJ
Date 2010-02-05 23:42:39
Message ID <1265413359.32362.84.camel@hephaestion>
Download mbox | patch
Permalink /patch/883/
State Superseded
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Comments

TJ - 2010-02-05 23:42:39
Add initial recognition for the EON EN29LV800(B)(C){B,T}.

The datasheet can be found at: http://www.essi.com.tw/upfile/p20097114268.pdf

I'm not yet clear what CHIP_BUSTYPE it uses. The chip is used on Sony
Vaio VGN-FE41 and similar models but will require some board enable
measures.
---
 flashchips.c |   64 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 flashchips.h |    2 +
 2 files changed, 66 insertions(+), 0 deletions(-)

Patch

diff --git a/flashchips.c b/flashchips.c
index f66b95a..2953dd6 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -2165,6 +2165,70 @@  struct flashchip flashchips[] = {
 
 	{
 		.vendor		= "EON",
+		.name		= "EN29LV800(B)(C)B",
+		.bustype	= CHIP_BUSTYPE_UNKNOWN,
+		.manufacture_id	= EON_ID,
+		.model_id	= EN_29LV800B,
+		.total_size	= 1024,
+		.page_size	= 1024, // TODO: check this
+		.feature_bits	= FEATURE_ADDR_AAA | FEATURE_EITHER_RESET,
+		.tested		= TEST_UNTESTED,
+		.probe		= probe_jedec,
+		.probe_timing	= TIMING_ZERO,	/* TODO: check Datasheet has no timing info specified */
+		.erase		= NULL,
+		.block_erasers	=
+		{
+			{
+				.eraseblocks = { 
+					{16 * 1024, 1},
+					{8 * 1024, 2},
+					{32 * 1024, 1},
+					{64 * 1024, 15},
+				},
+				.block_erase = erase_sector_jedec,
+			}, {
+				.eraseblocks = { {1024 * 1024, 1} },
+				.block_erase = erase_chip_block_jedec,
+			},
+		},
+		.write		= NULL,
+		.read		= read_memmapped,
+	},
+
+	{
+		.vendor		= "EON",
+		.name		= "EN29LV800(B)(C)T",
+		.bustype	= CHIP_BUSTYPE_UNKNOWN,
+		.manufacture_id	= EON_ID,
+		.model_id	= EN_29LV800T,
+		.total_size	= 1024,
+		.page_size	= 1024, // TODO: check this
+		.feature_bits	= FEATURE_ADDR_AAA | FEATURE_EITHER_RESET,
+		.tested		= TEST_UNTESTED,
+		.probe		= probe_jedec,
+		.probe_timing	= TIMING_ZERO,	/* TODO: check Datasheet has no timing info specified */
+		.erase		= NULL,
+		.block_erasers	=
+		{
+			{
+				.eraseblocks = { 
+					{64 * 1024, 15},
+					{32 * 1024, 1},
+					{8 * 1024, 2},
+					{16 * 1024, 1},
+				},
+				.block_erase = erase_sector_jedec,
+			}, {
+				.eraseblocks = { {1024 * 1024, 1} },
+				.block_erase = erase_chip_block_jedec,
+			},
+		},
+		.write		= NULL,
+		.read		= read_memmapped,
+	},
+
+	{
+		.vendor		= "EON",
 		.name		= "EN29F002(A)(N)B",
 		.bustype	= CHIP_BUSTYPE_PARALLEL,
 		.manufacture_id	= EON_ID,
diff --git a/flashchips.h b/flashchips.h
index e299852..8a72cb0 100644
--- a/flashchips.h
+++ b/flashchips.h
@@ -200,6 +200,8 @@ 
 #define EN_29F040A		0x7F04
 #define EN_29LV010		0x7F6E
 #define EN_29LV040A		0x7F4F	/* EN_29LV040(A) */
+#define EN_29LV800B		0x7F5B  /* EN29LV800/B/C */
+#define EN_29LV800T		0x7FDA
 #define EN_29F002T		0x7F92	/* Same as EN29F002A */
 #define EN_29F002B		0x7F97	/* Same as EN29F002AN */