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diff --git a/nuttx/configs/README.txt b/nuttx/configs/README.txt
index b7d20065a..a4c9c9f8b 100644
--- a/nuttx/configs/README.txt
+++ b/nuttx/configs/README.txt
@@ -546,6 +546,26 @@ defconfig -- This is a configuration file similar to the Linux
- All pixel writes must be aligned to byte boundaries.
The latter limitation effectively reduces the 128x96 disply to 64x96.
+ Nokia 6100 Configuration Settings:
+
+ CONFIG_NOKIA6100_SPIMODE - Controls the SPI mode
+ CONFIG_NOKIA6100_FREQUENCY - Define to use a different bus frequency
+ CONFIG_NOKIA6100_NINTERFACES - Specifies the number of physical Nokia
+ 6100 devices that will be supported.
+ CONFIG_NOKIA6100_BPP - Device supports 8, 12, and 16 bits per pixel.
+ CONFIG_NOKIA6100_S1D15G10 - Selects the Epson S1D15G10 display controller
+ CONFIG_NOKIA6100_PCF8833 - Selects the Phillips PCF8833 display controller
+ CONFIG_NOKIA6100_BLINIT - Initial backlight setting
+
+ Required LCD driver settings:
+ CONFIG_LCD_NOKIA6100 - Enable Nokia 6100 support
+ CONFIG_LCD_MAXCONTRAST - must be 63 with the Epson controller and 127 with
+ the Phillips controller.
+ CONFIG_LCD_MAXPOWER - Maximum value of backlight setting. The backlight
+ control is managed outside of the 6100 driver so this value has no
+ meaning to the driver. Board-specific logic may place restrictions on
+ this value.
+
ENC28J60 Ethernet Driver Configuration Settings:
CONFIG_NET_ENC28J60 - Enabled ENC28J60 support
CONFIG_ENC28J60_SPIMODE - Controls the SPI mode