From c18c6b29e0d8aa6a14ae0f254c5e7abe41a01745 Mon Sep 17 00:00:00 2001 From: Josh Wu Date: Wed, 23 Jan 2013 20:47:10 +0800 Subject: [PATCH] ARM: at91: at91sam9n12: add DT parameters to enable PMECC Default ecc correctable setting is 2bits in 512 bytes. Signed-off-by: Josh Wu Signed-off-by: Nicolas Ferre --- arch/arm/boot/dts/at91sam9n12.dtsi | 3 ++- arch/arm/boot/dts/at91sam9n12ek.dts | 5 ++++- 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"; }; -- 2.11.4.GIT