[PATCH] imx8mm-evk: Generate a single bootable flash.bin again

[Frieder Schrempf]

On 18.08.21 14:19, Fabio Estevam wrote:
> After the conversion to binman in commit 8996e6b7c6a1 ("imx8mm_evk: switch
> to use binman to pack images"), it is necessary to flash both flash.bin and
> u-boot.itb to get a bootable system. Prior to this commit, only flash.bin
> was needed. 
> 
> Such new requirement breaks existing distro mechanisms to generate the
> final binary because the extra u-boot.itb is now required.
> 
> Generate a final flash.bin that can be used again as a single
> bootable binary to keep the original behavior.
> 
> After this change the SPL binary is called spl.bin, which is a more
> descriptive name for its purpose, and can still be used standalone
> (for example, for secure boot purposes).
> 
> Signed-off-by: Fabio Estevam <festevam at denx.de>

Reviewed-by: Frieder Schrempf <frieder.schrempf at kontron.de>

> ---
>  arch/arm/dts/imx8mm-evk-u-boot.dtsi | 17 ++++++++++++++++-
>  1 file changed, 16 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm/dts/imx8mm-evk-u-boot.dtsi b/arch/arm/dts/imx8mm-evk-u-boot.dtsi
> index f200afac9f..453fe1d259 100644
> --- a/arch/arm/dts/imx8mm-evk-u-boot.dtsi
> +++ b/arch/arm/dts/imx8mm-evk-u-boot.dtsi
> @@ -150,7 +150,7 @@
>  	};
>  
>  
> -       flash {
> +	spl {
>  		mkimage {
>  			args = "-n spl/u-boot-spl.cfgout -T imx8mimage -e 0x7e1000";
>  
> @@ -217,4 +217,19 @@
>  			};
>  		};
>  	};
> +
> +	imx-boot {
> +		filename = "flash.bin";
> +		pad-byte = <0x00>;
> +
> +		spl: blob-ext at 1 {
> +			offset = <0x0>;
> +			filename = "spl.bin";
> +		};
> +
> +		uboot: blob-ext at 2 {
> +			offset = <0x57c00>;
> +			filename = "u-boot.itb";
> +		};
> +	};
>  };
>