From d5b0af047a942b21ea86476e3931df28445b1ca4 Mon Sep 17 00:00:00 2001 From: Razvan Ionut Cirjan Date: Tue, 28 Apr 2020 16:09:59 +0300 Subject: [PATCH] net: fsl-mc: fixup DPC: add /board/ports node if missing The DPC fixup for MAC address and enet_if is not made if /board/ports node is missing in DPC file. Add /board/ports or /ports nodes if them are missing. Signed-off-by: Razvan Ionut Cirjan Reviewed-by: Ioana Ciornei Reviewed-by: Priyanka Jain --- drivers/net/fsl-mc/mc.c | 17 ++++++++++++++--- 1 file changed, 14 insertions(+), 3 deletions(-) diff --git a/drivers/net/fsl-mc/mc.c b/drivers/net/fsl-mc/mc.c index 9c4ba7dbda..3621842016 100644 --- a/drivers/net/fsl-mc/mc.c +++ b/drivers/net/fsl-mc/mc.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0+ /* * Copyright 2014 Freescale Semiconductor, Inc. - * Copyright 2017-2018 NXP + * Copyright 2017-2018, 2020 NXP */ #include #include @@ -478,8 +478,19 @@ static int mc_fixup_dpc(u64 dpc_addr) /* fixup MAC addresses for dpmac ports */ nodeoffset = fdt_path_offset(blob, "/board_info/ports"); - if (nodeoffset < 0) - goto out; + if (nodeoffset < 0) { + err = fdt_increase_size(blob, 512); + if (err) { + printf("fdt_increase_size: err=%s\n", + fdt_strerror(err)); + goto out; + } + nodeoffset = fdt_path_offset(blob, "/board_info"); + if (nodeoffset < 0) + nodeoffset = fdt_add_subnode(blob, 0, "board_info"); + + nodeoffset = fdt_add_subnode(blob, nodeoffset, "ports"); + } err = mc_fixup_mac_addrs(blob, MC_FIXUP_DPC); -- 2.39.5