[PATCH 5/5] brppt1: Update environment to support new boot concept

[Wolfgang Wallner]

From: Bernhard Messerklinger <bernhard.messerklinger at br-automation.com>
Sent: Thursday, August 25, 2022 8:54
Subject: [PATCH 5/5] brppt1: Update environment to support new boot concept 
 
> * Drop legacy /boot/PPTImage.md5 check
> * Update device tree naming
> * Update t30args#0 root cmd line property to support latest kernel
>   versions (root=/dev/mmcblk0p2 for linux < 4 and
>   root=/dev/mmcblk1p2 for linux >= 4)
> * Add custom bootloader version string
> * Destroy invalid dtb at ${dtbaddr} and configuration script at
>   ${cfgaddr} to ensure proper boot in warm restart case.
> 
> Signed-off-by: Bernhard Messerklinger <bernhard.messerklinger at br-automation.com>
> ---
> 
>  configs/brppt1_mmc_defconfig |  4 +++-
>  include/configs/brppt1.h     | 18 ++++++++++++------
>  2 files changed, 15 insertions(+), 7 deletions(-)

Reviewed-by: Wolfgang Wallner <wolfgang.wallner at br-automation.com>