[PATCH v2 2/2] dt-bindings: mtd: rawnand: gpmi: document specific ECC strength

[Stefan Agner]

Document newly supported device tree properties nand-ecc-strength/
nand-ecc-step-size to specify ECC strength/size.

Signed-off-by: Stefan Agner <stefan@xxxxxxxx>
---
 Documentation/devicetree/bindings/mtd/gpmi-nand.txt | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Documentation/devicetree/bindings/mtd/gpmi-nand.txt b/Documentation/devicetree/bindings/mtd/gpmi-nand.txt
index b289ef3c1b7e..393588385c6e 100644
--- a/Documentation/devicetree/bindings/mtd/gpmi-nand.txt
+++ b/Documentation/devicetree/bindings/mtd/gpmi-nand.txt
@@ -47,6 +47,11 @@ Optional properties:
                        partitions written from Linux with this feature
                        turned on may not be accessible by the BootROM
                        code.
+  - nand-ecc-strength: integer representing the number of bits to correct
+                       per ECC step. Needs to be a multiple of 2.
+  - nand-ecc-step-size: integer representing the number of data bytes
+                       that are covered by a single ECC step. The driver
+                       supports 512 and 1024.
 
 The device tree may optionally contain sub-nodes describing partitions of the
 address space. See partition.txt for more detail.
-- 
2.16.2