[PATCH] ARM: imx6: dh-imx6: Use sf update instead of sf erase and write

[Peng Fan]

On 9/29/2022 12:45 AM, Marek Vasut wrote:
> With sf update fixed to support unaligned start offset, use plain
> sf update to update the bootloader in SPI NOR. This also helps
> avoid the case where not enough SPI NOR has been erased and the
> bootloader has been written to unerased area, and thus corrupted.
> 
> Signed-off-by: Marek Vasut <marex at denx.de>
> ---
> Cc: Fabio Estevam <festevam at denx.de>
> Cc: Peng Fan <peng.fan at nxp.com>
> Cc: Stefano Babic <sbabic at denx.de>
> ---
>   include/configs/dh_imx6.h | 3 +--
>   1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/include/configs/dh_imx6.h b/include/configs/dh_imx6.h
> index 0f7e1c5c451..2040deb2b87 100644
> --- a/include/configs/dh_imx6.h
> +++ b/include/configs/dh_imx6.h
> @@ -60,8 +60,7 @@
>   	"fdtfile=imx6q-dhcom-pdk2.dtb\0"\
>   	"update_sf=" /* Erase SPI NOR and install U-Boot from SD */	\
>   		"load mmc 0:1 ${loadaddr} /boot/u-boot-with-spl.imx && "\
> -		"sf probe && sf erase 0x0 0x100000 && "			\
> -		"sf write ${loadaddr} 0x400 ${filesize}\0"		\
> +		"sf probe && sf update ${loadaddr} 0x400 ${filesize}\0"	\
>   	BOOTENV
>   
>   #define BOOT_TARGET_DEVICES(func) \

Reviewed-by: Peng Fan <peng.fan at nxp.com>