Giammarco has uploaded this change for review.

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flashchips.c: Add support for BY25D40A

Based on https://github.com/flashrom/flashrom/pull/303

Add BY25D40A, is 512KB SPI
Device ID is 0x4013
Datasheet avaliable there: https://datasheet.lcsc.com/lcsc/1912111437_BOYAMICRO-BY25D40ASTIG-T_C384591.pdf

Change-Id: I74a884549b24b1792e27c67ec65a1b185afc84e8
Signed-off-by: Giammarco Marzano stich86@gmail.com
---
M flashchips.c
M include/flashchips.h
2 files changed, 39 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/flashrom refs/changes/65/76765/1

diff --git a/flashchips.c b/flashchips.c
index 4ca37a7..45238a0 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -3567,6 +3567,44 @@
 		.voltage	= {2700, 3600},
 	},
 
+        {
+                .vendor         = "Boya/BoHong Microelectronics",
+                .name           = "B.25D40A",
+                .bustype        = BUS_SPI,
+                .manufacture_id = BOYA_BOHONG_ID,
+                .model_id       = BOYA_BOHONG_B__25D40A,
+                .total_size     = 512,
+                .page_size      = 256,
+                .feature_bits   = FEATURE_WRSR_WREN,
+                .tested         = TEST_OK_PR,
+                .probe          = PROBE_SPI_RDID,
+                .probe_timing   = TIMING_ZERO,
+                .block_erasers  =
+                {
+                        {
+                                .eraseblocks = { {4 * 512, 256} },
+                                .block_erase = SPI_BLOCK_ERASE_20,
+                        }, {
+                                .eraseblocks = { {32 * 512, 32} },
+                                .block_erase = SPI_BLOCK_ERASE_52,
+                        }, {
+                                .eraseblocks = { {64 * 512, 16} },
+                                .block_erase = SPI_BLOCK_ERASE_D8,
+                        }, {
+                                .eraseblocks = { {1 * 512 * 1024, 1} },
+                                .block_erase = SPI_BLOCK_ERASE_60,
+                        }, {
+                                .eraseblocks = { {1 * 512 * 1024, 1} },
+                                .block_erase = SPI_BLOCK_ERASE_C7,
+                        }
+                },
+                .printlock      = SPI_PRETTYPRINT_STATUS_REGISTER_BP2_SRWD,
+                .unlock         = SPI_DISABLE_BLOCKPROTECT_BP2_SRWD,
+                .write          = SPI_CHIP_WRITE256,
+                .read           = SPI_CHIP_READ,
+                .voltage        = {2700, 3600},
+        },
+
 	{
 		.vendor		= "Boya/BoHong Microelectronics",
 		.name		= "B.25D80A",
diff --git a/include/flashchips.h b/include/flashchips.h
index 9e2564c..222ae38 100644
--- a/include/flashchips.h
+++ b/include/flashchips.h
@@ -211,6 +211,7 @@
 
 /* Boya/BoHong Microelectronics Inc. */
 #define BOYA_BOHONG_ID		0x68
+#define BOYA_BOHONG_B__25D40A   0x4013
 #define BOYA_BOHONG_B__25D80A	0x4014
 #define BOYA_BOHONG_B_25D16A	0x4015
 #define BOYA_BOHONG_B_25Q128AS	0x4018

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