[U-Boot] [PATCH] arm: vf610: move device tree after kernel image

[Tom Rini <trini@konsulko.com>]

On Tue, Oct 13, 2015 at 11:11:45PM -0700, Stefan Agner wrote:

> Since the device tree relocation is disabled (fdt_high set to
> 0xffffffff), U-Boot keeps the device tree at its load address
> 0x81000000. The kernel uncompresses itself to 0x80008000 by
> default, hence this limits the maximum (uncompressed) kernel
> size to somewhat below 16MiB, otherwise the device tree gets
> overwritten by the kernel data...
> 
> Move the device tree load address to 0x84000000 to avoid that
> the device tree being overwritten by the kernel.
> 
> Signed-off-by: Stefan Agner <stefan@agner.ch>
> ---
>  include/configs/vf610twr.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/include/configs/vf610twr.h b/include/configs/vf610twr.h
> index 324ba8f..1d15f35 100644
> --- a/include/configs/vf610twr.h
> +++ b/include/configs/vf610twr.h
> @@ -129,7 +129,7 @@
>  	"fdt_high=0xffffffff\0" \
>  	"initrd_high=0xffffffff\0" \
>  	"fdt_file=vf610-twr.dtb\0" \
> -	"fdt_addr=0x81000000\0" \
> +	"fdt_addr=0x84000000\0" \
>  	"boot_fdt=try\0" \
>  	"ip_dyn=yes\0" \
>  	"mmcdev=" __stringify(CONFIG_SYS_MMC_ENV_DEV) "\0" \

OK, this is all wrong :(  Please take a look at
include/configs/ti_armv7_common.h and DEFAULT_LINUX_BOOT_ENV (and the
giant comment block explaining the values).

-- 
Tom
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