[PATCH] ARM: dts: mx5: Pass the memory unit-address

[shawnguo@kernel.org (Shawn Guo)]

On Tue, Feb 27, 2018 at 11:13:35PM -0300, Fabio Estevam wrote:
> From: Fabio Estevam <fabio.estevam@nxp.com>
> 
> Pass the memory unit-address to fix the following build warnings with W=1:
> 
> arch/arm/boot/dts/imx51-zii-rdu1.dtb: Warning (unit_address_vs_reg): Node /memory has a reg or ranges property, but no unit name
> arch/arm/boot/dts/imx53-tx53-x03x.dtb: Warning (unit_address_vs_reg): Node /memory has a reg or ranges property, but no unit name
> arch/arm/boot/dts/imx53-tx53-x13x.dtb: Warning (unit_address_vs_reg): Node /memory has a reg or ranges property, but no unit name
> 
> In theses cases an empty memory node is passed, which will be filled
> by the bootloader. Passing the memory base address still allows the
> bootloader to fill the memory size.
> 
> Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>

One thing I'm unsure is which memory node will be fixed up with correct
memory configuration, considering we will have two memory nodes.  One is
the following that defined in imx51.dtsi.

 memory { device_type = "memory"; };

And the other is memory at 90000000.

Shawn

> ---
>  arch/arm/boot/dts/imx51-zii-rdu1.dts | 4 ++--
>  arch/arm/boot/dts/imx53-tx53.dtsi    | 4 ++--
>  2 files changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/imx51-zii-rdu1.dts b/arch/arm/boot/dts/imx51-zii-rdu1.dts
> index aa36204..14f4d57 100644
> --- a/arch/arm/boot/dts/imx51-zii-rdu1.dts
> +++ b/arch/arm/boot/dts/imx51-zii-rdu1.dts
> @@ -52,8 +52,8 @@
>  	};
>  
>  	/* Will be filled by the bootloader */
> -	memory {
> -		reg = <0 0>;
> +	memory at 90000000 {
> +		reg = <0x90000000 0>;
>  	};
>  
>  	aliases {
> diff --git a/arch/arm/boot/dts/imx53-tx53.dtsi b/arch/arm/boot/dts/imx53-tx53.dtsi
> index e77dd0a..69a2af7 100644
> --- a/arch/arm/boot/dts/imx53-tx53.dtsi
> +++ b/arch/arm/boot/dts/imx53-tx53.dtsi
> @@ -50,8 +50,8 @@
>  	compatible = "karo,tx53", "fsl,imx53";
>  
>  	/* Will be filled by the bootloader */
> -	memory {
> -		reg = <0 0>;
> +	memory at 70000000 {
> +		reg = <0x70000000 0>;
>  	};
>  
>  	aliases {
> -- 
> 2.7.4
>