diff --git a/doc/README.atmel_pmecc b/doc/README.atmel_pmecc
index 274d860..c86d085 100644
--- a/doc/README.atmel_pmecc
+++ b/doc/README.atmel_pmecc
@@ -20,13 +20,12 @@
 	2. The PMECC sector size: CONFIG_PMECC_SECTOR_SIZE.
 	   It only can be 512 or 1024.
 
-Take AT91SAM9X5EK as an example, the board definition file likes:
+Take 'configs/at91sam9x5ek_nandflash_defconfig' as an example, the board
+configuration file has the following entries:
 
-/* PMECC & PMERRLOC */
-#define CONFIG_ATMEL_NAND_HWECC		1
-#define CONFIG_ATMEL_NAND_HW_PMECC	1
-#define CONFIG_PMECC_CAP		2
-#define CONFIG_PMECC_SECTOR_SIZE	512
+	CONFIG_PMECC_CAP=2
+	CONFIG_PMECC_SECTOR_SIZE=512
+	CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER=y
 
 How to enable PMECC header for direct programmable boot.bin
 -----------------------------------------------------------
@@ -40,7 +39,7 @@
 look like. In order to do so we have a new image type added to mkimage to
 generate this PMECC header and integrated this into the build process of SPL.
 
-To enable the generation of atmel PMECC header for SPL one need to define
+To enable the generation of atmel PMECC header for SPL one needs to define
 CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER. The required parameters are taken from
 board configuration and compiled into the host tools atmel_pmecc_params. This
 tool will be called in build process to parametrize mkimage for atmelimage