| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| /* |
| * Copyright (C) 2024 PHYTEC Messtechnik GmbH |
| * Author: Benjamin Hahn <b.hahn@phytec.de> |
| */ |
| |
| /* Logic to load and apply overlays. Load overlays from bootenv.txt into |
| * environment and apply those overlays. |
| * The variables bootenv_addr and fdto_addr are board specific. */ |
| |
| bootenv=bootenv.txt |
| mmc_load_bootenv=load mmc ${mmcdev}:${mmcpart} ${bootenv_addr} ${bootenv} |
| mmc_load_overlay=load mmc ${mmcdev}:${mmcpart} ${fdto_addr} ${overlay} |
| mmc_apply_overlays= |
| fdt address ${fdt_addr}; |
| if test ${no_overlays} = 0; then |
| for overlay in ${overlays}; |
| do; |
| if run mmc_load_overlay; then |
| fdt resize ${filesize}; |
| fdt apply ${fdto_addr}; |
| fi; |
| done; |
| fi; |
| net_load_bootenv=${get_cmd} ${bootenv_addr} ${bootenv} |
| net_load_overlay=${get_cmd} ${fdto_addr} ${overlay} |
| net_apply_overlays= |
| fdt address ${fdt_addr}; |
| if test ${no_overlays} = 0; then |
| for overlay in ${overlays}; |
| do; |
| if run net_load_overlay; then |
| fdt resize ${filesize}; |
| fdt apply ${fdto_addr}; |
| fi; |
| done; |
| fi; |