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From 86ea3102aa021083e223d89b806cb7dad9fea41d Mon Sep 17 00:00:00 2001
From: Mathew Blowers <mathew.blowers@raspberrypi.com>
Date: Tue, 26 May 2026 16:29:36 +0100
Subject: [PATCH] Add AT25FF161A
Signed-off-by: Mathew Blowers <mathew.blowers@raspberrypi.com>
[joshuacov: adapted from 86ea3102, use BP2 printlock to match unlock]
Signed-off-by: Joshua Covington <joshuacov@gmail.com>
---
flashchips/atmel.c | 38 ++++++++++++++++++++++++++++++++++++++
include/flashchips.h | 1 +
2 files changed, 39 insertions(+)
--- a/flashchips/atmel.c
+++ b/flashchips/atmel.c
@@ -831,6 +831,44 @@
{
.vendor = "Atmel",
+ .name = "AT25FF161A",
+ .bustype = BUS_SPI,
+ .manufacture_id = ATMEL_ID,
+ .model_id = ATMEL_AT25FF161A,
+ .total_size = 2048,
+ .page_size = 256,
+ .feature_bits = FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_WRSR2,
+ .tested = TEST_OK_PREW,
+ .probe = PROBE_SPI_RDID,
+ .probe_timing = TIMING_ZERO,
+ .block_erasers =
+ {
+ {
+ .eraseblocks = { {4 * 1024, 512} },
+ .block_erase = SPI_BLOCK_ERASE_20,
+ }, {
+ .eraseblocks = { {32 * 1024, 64} },
+ .block_erase = SPI_BLOCK_ERASE_52,
+ }, {
+ .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_BP2_SRWD,
+ .unlock = SPI_DISABLE_BLOCKPROTECT_BP2_SRWD,
+ .write = SPI_CHIP_WRITE256,
+ .read = SPI_CHIP_READ,
+ .voltage = {1650, 3600},
+ },
+
+ {
+ .vendor = "Atmel",
.name = "AT25FS010",
.bustype = BUS_SPI,
.manufacture_id = ATMEL_ID,
--- a/include/flashchips.h
+++ b/include/flashchips.h
@@ -140,6 +140,7 @@
#define ATMEL_AT25F2048 0x63 /* Needs AT25F_RDID */
#define ATMEL_AT25F4096 0x64 /* Needs AT25F_RDID */
#define ATMEL_AT25FF041A 0x4408
+#define ATMEL_AT25FF161A 0x4608
#define ATMEL_AT25FS010 0x6601
#define ATMEL_AT25FS040 0x6604
#define ATMEL_AT25SF041 0x8401
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