[U-Boot] [PATCH] arm, doc: add CONFIG_SYS_NAND_4BIT_HW_ECC_OOBFIRST documentation

[Heiko Schocher]

Signed-off-by: Heiko Schocher <hs at denx.de>
Cc: Paulraj Sandeep <s-paulraj at ti.com>
Cc: Scott Wood <scottwood at freescale.com>
---
 README |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/README b/README
index 0868531..f6fa2c1 100644
--- a/README
+++ b/README
@@ -3075,6 +3075,10 @@ Low Level (hardware related) configuration options:
 - CONFIG_SYS_SRIOn_MEM_SIZE:
 		Size of SRIO port 'n' memory region
 
+- CONFIG_SYS_NAND_4BIT_HW_ECC_OOBFIRST
+		enable 4bit ECC hardware calculation algorithm, used on
+		davinci soc.
+
 - CONFIG_SYS_NDFC_16
 		Defined to tell the NDFC that the NAND chip is using a
 		16 bit bus.
-- 
1.7.6.2