diff mbox

[V2] ARM: kirkwood: Increase NAND chip-delay for DNS-32[05]

Message ID 1351807021-17478-1-git-send-email-jm@lentin.co.uk (mailing list archive)
State New, archived
Headers show

Commit Message

Jamie Lentin Nov. 1, 2012, 9:57 p.m. UTC 
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(+)

Comments

Andrew Lunn Nov. 2, 2012, 5:45 a.m. UTC | #1 
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@3000000 {
>  			status = "okay";
> +			chip-delay = <35>;
>  
>  			partition@0 {
>  				label = "u-boot";
> -- 
> 1.7.10.4
> 

Acked-by: Andrew Lunn <andrew@lunn.ch>

	  Andrew
diff mbox

Patch

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@3000000 {
 			status = "okay";
+			chip-delay = <35>;
 
 			partition@0 {
 				label = "u-boot";