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include: net: phytec: Add K3 network boot logic

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This boot logic allows to boot a Kernel image, Device-Tree blob
and overlays via tftp/dhcp (configurable with 'net_fetch_cmd').
Additionally, it loads a rootfs via NFS.

Signed-off-by: Daniel Schultz <d.schultz@phytec.de>
This commit is contained in:
Daniel Schultz 2024-08-30 02:09:31 -07:00 committed by Tom Rini
parent 8cafb21215
commit d87842cd3d
1 changed files with 22 additions and 0 deletions
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include/env/phytec/k3_net.env vendored Normal file
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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (C) 2024 PHYTEC Messtechnik GmbH
* Author: Daniel Schultz <d.schultz@phytec.de>
*/
/* Logic for TI K3 based SoCs to boot via network. */
#include <env/phytec/overlays.env>
netargs=setenv bootargs console=${console} root=/dev/nfs ip=dhcp rw
nfsroot=${serverip}:${nfsroot},vers=4,tcp
netloadimage=${net_fetch_cmd} ${kernel_addr_r} ${serverip}:/Image
netloadfdt=${net_fetch_cmd} ${fdt_addr_r} ${serverip}:/${fdtfile}
netboot=run netargs;
setenv autoload no;
dhcp;
run netloadimage;
run netloadfdt;
run net_apply_overlays;
run net_apply_extensions;
booti ${kernel_addr_r} - ${fdt_addr_r}