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authorSean Anderson <seanga2@gmail.com>2021-05-14 22:36:16 -0400
committerLeo Yu-Chi Liang <ycliang@andestech.com>2021-05-17 16:46:33 +0800
commite90cb0db34ec4bd1141ea8255efa5a42f6c0a225 (patch)
tree702f1012e4390d0941aae427dab1ce2c2d408c64
parenta6d7e8c9149f5f1b94f68129fbe5dec9e1e1489d (diff)
riscv: Fix arch_fixup_fdt always failing without /chosen
If /chosen was missing, chosen_offset would never get updated with the new /chosen node. This would cause fdt_setprop_u32 to fail. This patch fixes this by setting chosen_offset. In addition, log any errors from setting boot-hartid as well. Fixes: 5370478d1c7 ("riscv: Add boot hartid to device tree") Signed-off-by: Sean Anderson <seanga2@gmail.com> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Rick Chen <rick@andestech.com> Reviewed-by: Atish Patra <atish.patra@wdc.com>
-rw-r--r--arch/riscv/lib/fdt_fixup.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/arch/riscv/lib/fdt_fixup.c b/arch/riscv/lib/fdt_fixup.c
index 1f3f23621c..f636b28449 100644
--- a/arch/riscv/lib/fdt_fixup.c
+++ b/arch/riscv/lib/fdt_fixup.c
@@ -151,14 +151,17 @@ int arch_fixup_fdt(void *blob)
}
chosen_offset = fdt_path_offset(blob, "/chosen");
if (chosen_offset < 0) {
- err = fdt_add_subnode(blob, 0, "chosen");
- if (err < 0) {
+ chosen_offset = fdt_add_subnode(blob, 0, "chosen");
+ if (chosen_offset < 0) {
log_err("chosen node cannot be added\n");
- return err;
+ return chosen_offset;
}
}
/* Overwrite the boot-hartid as U-Boot is the last stage BL */
- fdt_setprop_u32(blob, chosen_offset, "boot-hartid", gd->arch.boot_hart);
+ err = fdt_setprop_u32(blob, chosen_offset, "boot-hartid",
+ gd->arch.boot_hart);
+ if (err < 0)
+ return log_msg_ret("could not set boot-hartid", err);
#endif
/* Copy the reserved-memory node to the DT used by OS */