From mboxrd@z Thu Jan 1 00:00:00 1970 From: plagnioj@jcrosoft.com (Jean-Christophe PLAGNIOL-VILLARD) Date: Thu, 17 Jan 2013 20:36:40 +0100 Subject: [PATCH v2 3/3] at91: at91sam9n12: add DT parameters to enable PMECC In-Reply-To: <1358393072-14794-4-git-send-email-josh.wu@atmel.com> References: <1358393072-14794-1-git-send-email-josh.wu@atmel.com> <1358393072-14794-4-git-send-email-josh.wu@atmel.com> Message-ID: <20130117193640.GG7360@game.jcrosoft.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 11:24 Thu 17 Jan , Josh Wu wrote: > Default ecc correctable setting is 2bits in 512 bytes. > > Signed-off-by: Josh Wu this must go via at91 tree so we can manage other mergie issue on dts Best Regards, J. > --- > change log: > v2: rebase to v3.8-rc3 > > arch/arm/boot/dts/at91sam9n12.dtsi | 1 + > arch/arm/boot/dts/at91sam9n12ek.dts | 5 ++++- > 2 files changed, 5 insertions(+), 1 deletion(-) > > diff --git a/arch/arm/boot/dts/at91sam9n12.dtsi b/arch/arm/boot/dts/at91sam9n12.dtsi > index e9efb34..eb9f12e 100644 > --- a/arch/arm/boot/dts/at91sam9n12.dtsi > +++ b/arch/arm/boot/dts/at91sam9n12.dtsi > @@ -366,6 +366,7 @@ > 0xffffe600 0x00000200 > 0x00100000 0x00100000 > >; > + atmel,pmecc-lookup-table-offset = <0x8000 0x10000>; > 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 0376bf4..d400f8d 100644 > --- a/arch/arm/boot/dts/at91sam9n12ek.dts > +++ b/arch/arm/boot/dts/at91sam9n12ek.dts > @@ -71,7 +71,10 @@ > > nand0: nand at 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"; > }; > -- > 1.7.9.5 >