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-rw-r--r--README7
1 files changed, 7 insertions, 0 deletions
diff --git a/README b/README
index b64c1596d..48d3f6d20 100644
--- a/README
+++ b/README
@@ -2458,6 +2458,13 @@ use the "saveenv" command to store a valid environment.
- CONFIG_SYS_64BIT_STRTOUL:
Adds simple_strtoull that returns a 64bit value
+- CONFIG_NS16550_MIN_FUNCTIONS:
+ Define this if you desire to only have use of the NS16550_init
+ and NS16550_putc functions for the serial driver located at
+ drivers/serial/ns16550.c. This option is useful for saving
+ space for already greatly restricted images, including but not
+ limited to NAND_SPL configurations.
+
Low Level (hardware related) configuration options:
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