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>

diff --git a/arch/arm/boot/dts/at91sam9n12.dtsi b/arch/arm/boot/dts/at91sam9n12.dtsi
index 80e29c605d4e53de1a8f948b5acb0eb975aee641..a3a3fdbaf034dda3f93d1298888b8ba645bc8754 100644 (file)
--- 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 0376bf4fd66b81860999a46e581f6879ce35592a..d400f8de4387f3fa4f89941ac2f40a1912e808e7 100644 (file)
--- 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";
                };