ARM: at91: at91sam9n12: add DT parameters to enable PMECC

Default ecc correctable setting is 2bits in 512 bytes.

Signed-off-by: Josh Wu <josh.wu@atmel.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>

2 files changed, 6 insertions, 2 deletions

diff --git a/arch/arm/boot/dts/at91sam9n12.dtsi b/arch/arm/boot/dts/at91sam9n12.dtsi
index 80e29c605d4e..a3a3fdbaf034 100644
--- a/arch/arm/boot/dts/at91sam9n12.dtsi
+++ b/arch/arm/boot/dts/at91sam9n12.dtsi
@@ -390,8 +390,9 @@
                         reg = < 0x40000000 0x10000000
                                 0xffffe000 0x00000600
                                 0xffffe600 0x00000200
-                                0x00100000 0x00100000
+                                0x00108000 0x00018000
                                >;
+                        atmel,pmecc-lookup-table-offset = <0x0 0x8000>;
                         atmel,nand-addr-offset = <21>;
                         atmel,nand-cmd-offset = <22>;
                         pinctrl-names = "default";
diff --git a/arch/arm/boot/dts/at91sam9n12ek.dts b/arch/arm/boot/dts/at91sam9n12ek.dts
index 0376bf4fd66b..d400f8de4387 100644
--- a/arch/arm/boot/dts/at91sam9n12ek.dts
+++ b/arch/arm/boot/dts/at91sam9n12ek.dts
@@ -71,7 +71,10 @@
 
                 nand0: nand@40000000 {
                         nand-bus-width = <8>;
-                        nand-ecc-mode = "soft";
+                        nand-ecc-mode = "hw";
+                        atmel,has-pmecc;
+                        atmel,pmecc-cap = <2>;
+                        atmel,pmecc-sector-size = <512>;
                         nand-on-flash-bbt;
                         status = "okay";
                 };