Author: stefanct
Date: Wed Sep 10 01:03:32 2014
New Revision: 1850
URL: http://flashrom.org/trac/flashrom/changeset/1850

Log:
Add support for Winbond W25Q40.V chips.

Read-tested by Peter Ruesch.

Signed-off-by: Stefan Tauner <[email protected]>
Acked-by: Stefan Tauner <[email protected]>

Modified:
   trunk/flashchips.c

Modified: trunk/flashchips.c
==============================================================================
--- trunk/flashchips.c  Fri Sep  5 18:14:11 2014        (r1849)
+++ trunk/flashchips.c  Wed Sep 10 01:03:32 2014        (r1850)
@@ -12940,6 +12940,46 @@
 
        {
                .vendor         = "Winbond",
+               .name           = "W25Q40.V",
+               .bustype        = BUS_SPI,
+               .manufacture_id = WINBOND_NEX_ID,
+               .model_id       = WINBOND_NEX_W25Q40_V,
+               .total_size     = 512,
+               .page_size      = 256,
+               /* supports SFDP */
+               /* OTP: 756B total; read 0x48; write 0x42, erase 0x44, read ID 
0x4B */
+               .feature_bits   = FEATURE_WRSR_WREN | FEATURE_OTP,
+               .tested         = TEST_OK_PR,
+               .probe          = probe_spi_rdid,
+               .probe_timing   = TIMING_ZERO,
+               .block_erasers  =
+               {
+                       {
+                               .eraseblocks = { {4 * 1024, 128} },
+                               .block_erase = spi_block_erase_20,
+                       }, {
+                               .eraseblocks = { {32 * 1024, 16} },
+                               .block_erase = spi_block_erase_52,
+                       }, {
+                               .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 */
+               .unlock         = spi_disable_blockprotect,
+               .write          = spi_chip_write_256, /* Multi I/O supported */
+               .read           = spi_chip_read, /* Fast read (0x0B) and multi 
I/O supported */
+               .voltage        = {2700, 3600},
+       },
+
+       {
+               .vendor         = "Winbond",
                .name           = "W25Q80.V",
                .bustype        = BUS_SPI,
                .manufacture_id = WINBOND_NEX_ID,

_______________________________________________
flashrom mailing list
[email protected]
http://www.flashrom.org/mailman/listinfo/flashrom

Reply via email to