diff --git a/flashchips.c b/flashchips.c
index 2d29f5704..14e6f7f91 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -5364,15 +5364,9 @@ struct flashchip flashchips[] = {
 			{
 				.eraseblocks = { {4 * 1024, 32} },
 				.block_erase = spi_block_erase_20,
-			}, {
-				.eraseblocks = { {32 * 1024, 4} },
-				.block_erase = spi_block_erase_52,
 			}, {
 				.eraseblocks = { {64 * 1024, 2} },
 				.block_erase = spi_block_erase_d8,
-			}, {
-				.eraseblocks = { {128 * 1024, 1} },
-				.block_erase = spi_block_erase_60,
 			}, {
 				.eraseblocks = { {128 * 1024, 1} },
 				.block_erase = spi_block_erase_c7,
@@ -5398,15 +5392,9 @@ struct flashchip flashchips[] = {
 			{
 				.eraseblocks = { {4 * 1024, 64} },
 				.block_erase = spi_block_erase_20,
-			}, {
-				.eraseblocks = { {32 * 1024, 8} },
-				.block_erase = spi_block_erase_52,
 			}, {
 				.eraseblocks = { {64 * 1024, 4} },
 				.block_erase = spi_block_erase_d8,
-			}, {
-				.eraseblocks = { {256 * 1024, 1} },
-				.block_erase = spi_block_erase_60,
 			}, {
 				.eraseblocks = { {256 * 1024, 1} },
 				.block_erase = spi_block_erase_c7,
@@ -5432,15 +5420,9 @@ struct flashchip flashchips[] = {
 			{
 				.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,
@@ -5466,15 +5448,9 @@ struct flashchip flashchips[] = {
 			{
 				.eraseblocks = { {4 * 1024, 256} },
 				.block_erase = spi_block_erase_20,
-			}, {
-				.eraseblocks = { {32 * 1024, 32} },
-				.block_erase = spi_block_erase_52,
 			}, {
 				.eraseblocks = { {64 * 1024, 16} },
 				.block_erase = spi_block_erase_d8,
-			}, {
-				.eraseblocks = { {1024 * 1024, 1} },
-				.block_erase = spi_block_erase_60,
 			}, {
 				.eraseblocks = { {1024 * 1024, 1} },
 				.block_erase = spi_block_erase_c7,