[flashrom] [PATCH] Add support for ESMT F25L004A

Stefan Tauner stefan.tauner at alumni.tuwien.ac.at
Tue Feb 7 23:58:52 CET 2017


Also, enable AAI for ESMT F25L008A.

Signed-off-by: Stefan Tauner <stefan.tauner at alumni.tuwien.ac.at>
---
 flashchips.c | 45 ++++++++++++++++++++++++++++++++++++++++-----
 flashchips.h |  1 +
 2 files changed, 41 insertions(+), 5 deletions(-)

diff --git a/flashchips.c b/flashchips.c
index 40b6b8e..33280e6 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -3315,6 +3315,41 @@ const struct flashchip flashchips[] = {
 
 	{
 		.vendor		= "ESMT",
+		.name		= "F25L004A",
+		.bustype	= BUS_SPI,
+		.manufacture_id	= ESMT_ID,
+		.model_id	= ESMT_F25L004A,
+		.total_size	= 512,
+		.page_size	= 256,
+		.feature_bits	= FEATURE_WRSR_EITHER,
+		.tested		= TEST_UNTESTED,
+		.probe		= probe_spi_rdid,
+		.probe_timing	= TIMING_ZERO,
+		.block_erasers	=
+		{
+			{
+				.eraseblocks = { {4 * 1024, 128} },
+				.block_erase = spi_block_erase_20,
+			}, {
+				.eraseblocks = { {64 * 1024, 8} },
+				.block_erase = spi_block_erase_d8,
+			}, {
+				.eraseblocks = { {512 * 1024, 1} },
+				.block_erase = spi_block_erase_60,
+			}, {
+				.eraseblocks = { {512 * 1024, 1} },
+				.block_erase = spi_block_erase_c7,
+			}
+		},
+		.printlock	= spi_prettyprint_status_register_plain, /* TODO: improve BP2 + AAI */
+		.unlock		= spi_disable_blockprotect_bp2_srwd,
+		.write		= spi_aai_write, /* AAI supported (0xAD) */
+		.read		= spi_chip_read, /* Fast read (0x0B) supported */
+		.voltage	= {2700, 3600},
+	},
+
+	{
+		.vendor		= "ESMT",
 		.name		= "F25L008A",
 		.bustype	= BUS_SPI,
 		.manufacture_id	= ESMT_ID,
@@ -3322,7 +3357,7 @@ const struct flashchip flashchips[] = {
 		.total_size	= 1024,
 		.page_size	= 256,
 		.feature_bits	= FEATURE_WRSR_EITHER,
-		.tested		= TEST_OK_PREW,
+		.tested		= { .probe = OK, .read = OK, .erase = OK, .write = NT },
 		.probe		= probe_spi_rdid,
 		.probe_timing	= TIMING_ZERO,
 		.block_erasers	=
@@ -3341,10 +3376,10 @@ const struct flashchip flashchips[] = {
 				.block_erase = spi_block_erase_c7,
 			}
 		},
-		.printlock	= spi_prettyprint_status_register_plain, /* TODO: improve */
-		.unlock		= spi_disable_blockprotect,
-		.write		= spi_chip_write_1,
-		.read		= spi_chip_read,
+		.printlock	= spi_prettyprint_status_register_plain, /* TODO: improve BP2 + AAI */
+		.unlock		= spi_disable_blockprotect_bp2_srwd,
+		.write		= spi_aai_write, /* AAI supported (0xAD) */
+		.read		= spi_chip_read, /* Fast read (0x0B) supported */
 		.voltage	= {2700, 3600},
 	},
 
diff --git a/flashchips.h b/flashchips.h
index 9ffb30f..2553544 100644
--- a/flashchips.h
+++ b/flashchips.h
@@ -216,6 +216,7 @@
 #define CATALYST_CAT28F512	0xB8
 
 #define ESMT_ID			0x8C	/* Elite Semiconductor Memory Technology (ESMT) / EFST Elite Flash Storage */
+#define ESMT_F25L004A		0x2013
 #define ESMT_F25L008A		0x2014
 #define ESMT_F25L32PA		0x2016
 #define ESMT_F25D08QA		0x2534
-- 
Kind regards, Stefan Tauner




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