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-rw-r--r--tools/env/fw_env.config10
1 files changed, 9 insertions, 1 deletions
diff --git a/tools/env/fw_env.config b/tools/env/fw_env.config
index c8f12cf0a..8e21d5a5a 100644
--- a/tools/env/fw_env.config
+++ b/tools/env/fw_env.config
@@ -1,11 +1,19 @@
# Configuration file for fw_(printenv/saveenv) utility.
# Up to two entries are valid, in this case the redundant
# environment sector is assumed present.
-# Notice, that the "Number of sectors" is ignored on NOR.
+# Notice, that the "Number of sectors" is ignored on NOR and SPI-dataflash.
+# Futhermore, if the Flash sector size is ommitted, this value is assumed to
+# be the same as the Environment size, which is valid for NOR and SPI-dataflash
+# NOR example
# MTD device name Device offset Env. size Flash sector size Number of sectors
/dev/mtd1 0x0000 0x4000 0x4000
/dev/mtd2 0x0000 0x4000 0x4000
+# MTD SPI-dataflash example
+# MTD device name Device offset Env. size Flash sector size Number of sectors
+#/dev/mtd5 0x4200 0x4200
+#/dev/mtd6 0x4200 0x4200
+
# NAND example
#/dev/mtd0 0x4000 0x4000 0x20000 2