[PATCH v4 01/16] dt-bindings: mtd: gpmc-onenand: Update properties description

[Sebastian Reichel]

Hi,

On Sat, Nov 11, 2017 at 10:16:56PM +0100, Ladislav Michl wrote:
> Compatible property is required for OMAP2+ mtd driver. Also
> add R/B pin gpio description and delete unused dma-channel
> property.
> 
> Signed-off-by: Ladislav Michl <ladis at linux-mips.org>
> ---
>  Changes:
>  -v4: new patch
> 
>  Documentation/devicetree/bindings/mtd/gpmc-onenand.txt | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/mtd/gpmc-onenand.txt b/Documentation/devicetree/bindings/mtd/gpmc-onenand.txt
> index b6e8bfd024f4..9d7b1409deab 100644
> --- a/Documentation/devicetree/bindings/mtd/gpmc-onenand.txt
> +++ b/Documentation/devicetree/bindings/mtd/gpmc-onenand.txt
> @@ -9,13 +9,14 @@ Documentation/devicetree/bindings/memory-controllers/omap-gpmc.txt
>  
>  Required properties:
>  
> + - compatible:		"ti,omap2-onenand"

I suggest to also add more specific compatible values (i.e.
"ti,omap3-onenand") in case it is needed later. They don't
hurt much and may prevent ugly hacks in the future.

>   - reg:			The CS line the peripheral is connected to
> - - gpmc,device-width	Width of the ONENAND device connected to the GPMC
> + - gpmc,device-width:	Width of the ONENAND device connected to the GPMC
>  			in bytes. Must be 1 or 2.
>  
>  Optional properties:
>  
> - - dma-channel:		DMA Channel index
> + - rb-gpios:		GPIO specifier for the ready/busy# pin.
>  
>  For inline partition table parsing (optional):
>  
> @@ -35,6 +36,7 @@ Example for an OMAP3430 board:
>  		#size-cells = <1>;
>  
>  		onenand at 0 {
> +			compatible = "ti,omap2-onenand";
>  			reg = <0 0 0>; /* CS0, offset 0 */
>  			gpmc,device-width = <2>;
>  

-- Sebastian
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