[Letux-kernel] [PATCH 09/32] ARM: dts: omap3-gta04: make NAND partitions compatible with recent U-Boot

Ladislav Michl ladis at linux-mips.org
Wed Jul 25 10:07:35 CEST 2018


On Wed, Jul 25, 2018 at 08:58:41AM +0200, H. Nikolaus Schaller wrote:
> Vendor defined U-Boot has changed the partition scheme a while ago:
> 
> * kernel partition 6MB
> * file system partition uses the remainder up to end of the NAND
> * increased size of the environment partition (to get an OneNAND compatible base address)
> * shrink the U-Boot partition
> 
> Let's be compatible (e.g. Debian kernel built from upstream).

That, in fact, is breaking compatibility. So once you are touching this
what about relying on partitioning provided by bootloader just to prevent
something like this happening again?

	ladis

> Signed-off-by: H. Nikolaus Schaller <hns at goldelico.com>
> ---
>  arch/arm/boot/dts/omap3-gta04.dtsi | 12 ++++++------
>  1 file changed, 6 insertions(+), 6 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/omap3-gta04.dtsi b/arch/arm/boot/dts/omap3-gta04.dtsi
> index 65f77a0b5dd4..03fe404cbf56 100644
> --- a/arch/arm/boot/dts/omap3-gta04.dtsi
> +++ b/arch/arm/boot/dts/omap3-gta04.dtsi
> @@ -645,22 +645,22 @@
>  
>  		bootloaders at 80000 {
>  			label = "U-Boot";
> -			reg = <0x80000 0x1e0000>;
> +			reg = <0x80000 0x1c0000>;
>  		};
>  
> -		bootloaders_env at 260000 {
> +		bootloaders_env at 240000 {
>  			label = "U-Boot Env";
> -			reg = <0x260000 0x20000>;
> +			reg = <0x240000 0x40000>;
>  		};
>  
>  		kernel at 280000 {
>  			label = "Kernel";
> -			reg = <0x280000 0x400000>;
> +			reg = <0x280000 0x600000>;
>  		};
>  
> -		filesystem at 680000 {
> +		filesystem at 880000 {
>  			label = "File System";
> -			reg = <0x680000 0xf980000>;
> +			reg = <0x880000 0>;	/* 0 = MTDPART_SIZ_FULL */
>  		};
>  	};
>  };
> -- 
> 2.12.2
> 
> --
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