lwip: split cmd/net-lwip.c into one file per command
Move each command in cmd/net-lwip.c into its own file
(cmd/lwip/${cmd}.c).
Suggested-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Jerome Forissier <jerome.forissier@linaro.org>
diff --git a/cmd/lwip/dhcp.c b/cmd/lwip/dhcp.c
new file mode 100644
index 0000000..3894d71
--- /dev/null
+++ b/cmd/lwip/dhcp.c
@@ -0,0 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0+
+/* Copyright (C) 2024-2025 Linaro Ltd. */
+
+#include <command.h>
+#include <net.h>
+
+U_BOOT_CMD(dhcp, 3, 1, do_dhcp,
+ "boot image via network using DHCP/TFTP protocol",
+ "[loadAddress] [[hostIPaddr:]bootfilename]");