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-rw-r--r--flashchips.c196
-rw-r--r--flashchips.h10
-rw-r--r--spi25_statusreg.c4
3 files changed, 208 insertions, 2 deletions
diff --git a/flashchips.c b/flashchips.c
index bbd61ff..7532618 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -6234,6 +6234,202 @@ const struct flashchip flashchips[] = {
},
{
+ .vendor = "Nantronics",
+ .name = "N25S10",
+ .bustype = BUS_SPI,
+ .manufacture_id = NANTRONICS_ID_NOPREFIX,
+ .model_id = NANTRONICS_N25S10,
+ .total_size = 128,
+ .page_size = 256,
+ .feature_bits = FEATURE_WRSR_WREN,
+ .tested = TEST_UNTESTED,
+ .probe = probe_spi_rdid,
+ .probe_timing = TIMING_ZERO,
+ .block_erasers =
+ {
+ {
+ .eraseblocks = { {4 * 1024, 32} },
+ .block_erase = spi_block_erase_20,
+ }, {
+ .eraseblocks = { {4 * 1024, 32} },
+ .block_erase = spi_block_erase_d7,
+ }, {
+ .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,
+ }
+ },
+ .printlock = spi_prettyprint_status_register_default_bp3,
+ .unlock = spi_disable_blockprotect_bp3_srwd,
+ .write = spi_chip_write_256,
+ .read = spi_chip_read, /* Fast read (0x0B), dual I/O read (0x3B) supported */
+ .voltage = {2700, 3600},
+ },
+
+ {
+ .vendor = "Nantronics",
+ .name = "N25S20",
+ .bustype = BUS_SPI,
+ .manufacture_id = NANTRONICS_ID_NOPREFIX,
+ .model_id = NANTRONICS_N25S20,
+ .total_size = 256,
+ .page_size = 256,
+ .feature_bits = FEATURE_WRSR_WREN,
+ .tested = TEST_UNTESTED,
+ .probe = probe_spi_rdid,
+ .probe_timing = TIMING_ZERO,
+ .block_erasers =
+ {
+ {
+ .eraseblocks = { {4 * 1024, 64} },
+ .block_erase = spi_block_erase_20,
+ }, {
+ .eraseblocks = { {4 * 1024, 64} },
+ .block_erase = spi_block_erase_d7,
+ }, {
+ .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,
+ }
+ },
+ .printlock = spi_prettyprint_status_register_default_bp3,
+ .unlock = spi_disable_blockprotect_bp3_srwd,
+ .write = spi_chip_write_256,
+ .read = spi_chip_read, /* Fast read (0x0B), dual I/O read (0x3B) supported */
+ .voltage = {2700, 3600},
+ },
+
+ {
+ .vendor = "Nantronics",
+ .name = "N25S40",
+ .bustype = BUS_SPI,
+ .manufacture_id = NANTRONICS_ID_NOPREFIX,
+ .model_id = NANTRONICS_N25S40,
+ .total_size = 512,
+ .page_size = 256,
+ .feature_bits = FEATURE_WRSR_WREN,
+ .tested = TEST_UNTESTED,
+ .probe = probe_spi_rdid,
+ .probe_timing = TIMING_ZERO,
+ .block_erasers =
+ {
+ {
+ .eraseblocks = { {4 * 1024, 128} },
+ .block_erase = spi_block_erase_20,
+ }, {
+ .eraseblocks = { {4 * 1024, 128} },
+ .block_erase = spi_block_erase_d7,
+ }, {
+ .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_default_bp3,
+ .unlock = spi_disable_blockprotect_bp3_srwd,
+ .write = spi_chip_write_256,
+ .read = spi_chip_read, /* Fast read (0x0B), dual I/O read (0x3B) supported */
+ .voltage = {2700, 3600},
+ },
+
+ {
+ .vendor = "Nantronics",
+ .name = "N25S80",
+ .bustype = BUS_SPI,
+ .manufacture_id = NANTRONICS_ID_NOPREFIX,
+ .model_id = NANTRONICS_N25S80,
+ .total_size = 1024,
+ .page_size = 256,
+ .feature_bits = FEATURE_WRSR_WREN,
+ .tested = TEST_UNTESTED,
+ .probe = probe_spi_rdid,
+ .probe_timing = TIMING_ZERO,
+ .block_erasers =
+ {
+ {
+ .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,
+ }
+ },
+ .printlock = spi_prettyprint_status_register_default_bp3,
+ .unlock = spi_disable_blockprotect_bp3_srwd,
+ .write = spi_chip_write_256,
+ .read = spi_chip_read, /* Fast read (0x0B), dual I/O read (0x3B) supported */
+ .voltage = {2700, 3600},
+ },
+
+ {
+ .vendor = "Nantronics",
+ .name = "N25S16",
+ .bustype = BUS_SPI,
+ .manufacture_id = NANTRONICS_ID_NOPREFIX,
+ .model_id = NANTRONICS_N25S16,
+ .total_size = 2048,
+ .page_size = 256,
+ .feature_bits = FEATURE_WRSR_WREN,
+ .tested = TEST_UNTESTED,
+ .probe = probe_spi_rdid,
+ .probe_timing = TIMING_ZERO,
+ .block_erasers =
+ {
+ {
+ .eraseblocks = { {4 * 1024, 512} },
+ .block_erase = spi_block_erase_20,
+ }, {
+ .eraseblocks = { {64 * 1024, 32} },
+ .block_erase = spi_block_erase_d8,
+ }, {
+ .eraseblocks = { {2048 * 1024, 1} },
+ .block_erase = spi_block_erase_60,
+ }, {
+ .eraseblocks = { {2048 * 1024, 1} },
+ .block_erase = spi_block_erase_c7,
+ }
+ },
+ .printlock = spi_prettyprint_status_register_default_bp3,
+ .unlock = spi_disable_blockprotect_bp3_srwd,
+ .write = spi_chip_write_256,
+ .read = spi_chip_read, /* Fast read (0x0B), dual I/O read (0x3B) supported */
+ .voltage = {2700, 3600},
+ },
+
+ {
.vendor = "Numonyx",
.name = "M25PE10",
.bustype = BUS_SPI,
diff --git a/flashchips.h b/flashchips.h
index d23c50d..4e9b73b 100644
--- a/flashchips.h
+++ b/flashchips.h
@@ -449,6 +449,16 @@
#define MACRONIX_MX29SL800CB 0x6B /* Same as MX29SL802CB */
#define MACRONIX_MX29SL800CT 0xEA /* Same as MX29SL802CT */
+/* Nantronics Semiconductors is listed in JEP106AJ in bank 7, so it should have 6 continuation codes in front
+ * of the manufacturer ID of 0xD5. http://www.nantronicssemi.com */
+#define NANTRONICS_ID 0x7F7F7F7F7F7FD5 /* Nantronics */
+#define NANTRONICS_ID_NOPREFIX 0xD5 /* Nantronics, missing prefix */
+#define NANTRONICS_N25S10 0x3011
+#define NANTRONICS_N25S20 0x3012
+#define NANTRONICS_N25S40 0x3013
+#define NANTRONICS_N25S80 0x3014
+#define NANTRONICS_N25S16 0x3015
+
/*
* Programmable Micro Corp is listed in JEP106W in bank 2, so it should
* have a 0x7F continuation code prefix.
diff --git a/spi25_statusreg.c b/spi25_statusreg.c
index e0ed690..5560f5b 100644
--- a/spi25_statusreg.c
+++ b/spi25_statusreg.c
@@ -223,10 +223,10 @@ static void spi_prettyprint_status_register_hex(uint8_t status)
msg_cdbg("Chip status register is 0x%02x.\n", status);
}
-/* Common highest bit: Status Register Write Disable (SRWD). */
+/* Common highest bit: Status Register Write Disable (SRWD) or Status Register Protect (SRP). */
static void spi_prettyprint_status_register_srwd(uint8_t status)
{
- msg_cdbg("Chip status register: Status Register Write Disable (SRWD) is %sset\n",
+ msg_cdbg("Chip status register: Status Register Write Disable (SRWD, SRP, ...) is %sset\n",
(status & (1 << 7)) ? "" : "not ");
}
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