Re: [PATCH 10/32] ARM: dts: omap3-gta04: update gpmc NAND setup

[Ladislav Michl]

On Wed, Jul 25, 2018 at 08:58:42AM +0200, H. Nikolaus Schaller wrote:
> to better match omap3-beagle.dts (which was the basis
> of designing the GTA04).
> 
> Signed-off-by: H. Nikolaus Schaller <hns@xxxxxxxxxxxxx>
> ---
>  arch/arm/boot/dts/omap3-gta04.dtsi | 14 +++++++-------
>  1 file changed, 7 insertions(+), 7 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/omap3-gta04.dtsi b/arch/arm/boot/dts/omap3-gta04.dtsi
> index 03fe404cbf56..9568e0c4d4bf 100644
> --- a/arch/arm/boot/dts/omap3-gta04.dtsi
> +++ b/arch/arm/boot/dts/omap3-gta04.dtsi
> @@ -616,27 +616,27 @@
>  		interrupt-parent = <&gpmc>;
>  		interrupts = <0 IRQ_TYPE_NONE>, /* fifoevent */
>  			     <1 IRQ_TYPE_NONE>;	/* termcount */
> +		ti,nand-ecc-opt = "ham1";
> +		rb-gpios = <&gpmc 0 GPIO_ACTIVE_HIGH>; /* gpmc_wait0 */
>  		nand-bus-width = <16>;
> -		ti,nand-ecc-opt = "bch8";

You are using weeker ECC scheme just to be compatible with another machine?
So now you cannot boot already deployed filesystem... Also is it enough for
NAND chip used?

	ladis

> +		#address-cells = <1>;
> +		#size-cells = <1>;
>  
> -		gpmc,sync-clk-ps = <0>;
> +		gpmc,device-width = <2>;
>  		gpmc,cs-on-ns = <0>;
>  		gpmc,cs-rd-off-ns = <44>;
>  		gpmc,cs-wr-off-ns = <44>;
>  		gpmc,adv-on-ns = <6>;
>  		gpmc,adv-rd-off-ns = <34>;
>  		gpmc,adv-wr-off-ns = <44>;
> -		gpmc,we-off-ns = <40>;
>  		gpmc,oe-off-ns = <54>;
> +		gpmc,we-off-ns = <40>;
>  		gpmc,access-ns = <64>;
>  		gpmc,rd-cycle-ns = <82>;
>  		gpmc,wr-cycle-ns = <82>;
>  		gpmc,wr-access-ns = <40>;
>  		gpmc,wr-data-mux-bus-ns = <0>;
> -		gpmc,device-width = <2>;
> -
> -		#address-cells = <1>;
> -		#size-cells = <1>;
> +		gpmc,sync-clk-ps = <0>;
>  
>  		x-loader@0 {
>  			label = "X-Loader";
> -- 
> 2.12.2
> 
> --
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