[PATCH (v4) 1/2] mtd: brcmnand: Add brcm,bcm63268-nand device tree binding

Rob Herring robh at kernel.org
Sun Nov 22 17:23:34 EST 2015


On Sun, Nov 22, 2015 at 10:15:33PM +0000, Simon Arlott wrote:
> Add device tree binding for NAND on the BCM63268.
> 
> The BCM63268 has a NAND interrupt register with combined status and enable
> registers.
> 
> Signed-off-by: Simon Arlott <simon at fire.lp0.eu>

Acked-by: Rob Herring <robh at kernel.org>

> ---
> On 22/11/15 21:59, Rob Herring wrote:
> >> + * "brcm,nand-bcm63268"
> >> + - compatible: should contain "brcm,nand-bcm<soc>", "brcm,nand-bcm63268"
> >
> > vendor,<soc>-device is preferred.
> 
> The existing two bindings use brcm,nand-<soc>, but I've changed this one.
> 
>  .../devicetree/bindings/mtd/brcm,brcmnand.txt      | 33 ++++++++++++++++++++++
>  1 file changed, 33 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/mtd/brcm,brcmnand.txt b/Documentation/devicetree/bindings/mtd/brcm,brcmnand.txt
> index 4ff7128..2644d6c 100644
> --- a/Documentation/devicetree/bindings/mtd/brcm,brcmnand.txt
> +++ b/Documentation/devicetree/bindings/mtd/brcm,brcmnand.txt
> @@ -72,6 +72,13 @@ we define additional 'compatible' properties and associated register resources w
>         and enable registers
>       - reg-names: (required) "nand-int-base"
>  
> +   * "brcm,bcm63268-nand"
> +     - compatible: should contain "brcm,bcm<soc>-nand", "brcm,bcm63268-nand"
> +     - reg: (required) the 'NAND_INTR_BASE' register range, with combined status
> +       and enable registers, and boot address registers
> +     - reg-names: (required) "nand-intr-base"
> +     - clock: (required) reference to the clock for NAND controller
> +
>     * "brcm,nand-iproc"
>       - reg: (required) the "IDM" register range, for interrupt enable and APB
>         bus access endianness configuration, and the "EXT" register range,
> @@ -148,3 +155,29 @@ nand at f0442800 {
>  		};
>  	};
>  };
> +
> +nand at 0x10000200 {
> +	compatible = "brcm,bcm63168-nand", "brcm,bcm63268-nand",
> +		"brcm,brcmnand-v4.0", "brcm,brcmnand";
> +	reg = <0x10000200 0x180>,
> +	      <0x10000600 0x200>,
> +	      <0x100000b0 0x10>;
> +	reg-names = "nand", "nand-cache", "nand-intr-base";
> +	interrupt-parent = <&periph_intc>;
> +	interrupts = <50>;
> +	clocks = <&periph_clk 20>;
> +
> +	#address-cells = <1>;
> +	#size-cells = <0>;
> +
> +	nand0: nandcs at 0 {
> +		compatible = "brcm,nandcs";
> +		reg = <0>;
> +		nand-on-flash-bbt;
> +		nand-ecc-strength = <1>;
> +		nand-ecc-step-size = <512>;
> +
> +		#address-cells = <0>;
> +		#size-cells = <0>;
> +	};
> +};
> -- 
> 2.1.4
> 
> -- 
> Simon Arlott
> --
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