From: andrew@lunn.ch (Andrew Lunn)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH V2] ARM: kirkwood: Increase NAND chip-delay for DNS-32[05]
Date: Fri, 2 Nov 2012 06:45:52 +0100 [thread overview]
Message-ID: <20121102054552.GC27438@lunn.ch> (raw)
In-Reply-To: <1351807021-17478-1-git-send-email-jm@lentin.co.uk>
On Thu, Nov 01, 2012 at 09:57:01PM +0000, Jamie Lentin wrote:
> The default chip-delay of 25us is a bit too tight for some DNS-320's,
> and D-Link seem to specify 30us in their kernels for both devices.
> Increase to 35us to make sure the NAND is stable.
>
> Signed-off-by: Jamie Lentin <jm@lentin.co.uk>
> ---
> arch/arm/boot/dts/kirkwood-dnskw.dtsi | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm/boot/dts/kirkwood-dnskw.dtsi b/arch/arm/boot/dts/kirkwood-dnskw.dtsi
> index e0e4397..0360361 100644
> --- a/arch/arm/boot/dts/kirkwood-dnskw.dtsi
> +++ b/arch/arm/boot/dts/kirkwood-dnskw.dtsi
> @@ -48,6 +48,7 @@
>
> nand at 3000000 {
> status = "okay";
> + chip-delay = <35>;
>
> partition at 0 {
> label = "u-boot";
> --
> 1.7.10.4
>
Acked-by: Andrew Lunn <andrew@lunn.ch>
Andrew
next prev parent reply other threads:[~2012-11-02 5:45 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-28 20:47 [PATCH] ARM: kirkwood: Increase NAND chip-delay for DNS-320 Jamie Lentin
2012-10-28 20:59 ` Andrew Lunn
2012-10-28 21:53 ` Jamie Lentin
2012-10-29 6:46 ` Andrew Lunn
2012-10-29 22:47 ` Jamie Lentin
2012-10-30 6:02 ` Andrew Lunn
2012-11-01 21:57 ` [PATCH V2] ARM: kirkwood: Increase NAND chip-delay for DNS-32[05] Jamie Lentin
2012-11-02 5:45 ` Andrew Lunn [this message]
2012-11-01 22:09 ` [PATCH] ARM: kirkwood: Increase NAND chip-delay for DNS-320 Jamie Lentin
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