x86: dts: Mark serial as needed before relocation

We almost always need the serial port before relocation, so mark it as such.
This will ensure that it appears in the device tree for SPL, if used.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>

diff --git a/arch/x86/dts/serial.dtsi b/arch/x86/dts/serial.dtsi
index 54c3faf45147d581e5010850aebffe03a79d30e3..22f7b54fed3f156fa41d16858a9796581b638dbd 100644 (file)
--- a/arch/x86/dts/serial.dtsi
+++ b/arch/x86/dts/serial.dtsi
@@ -1,5 +1,6 @@
 / {
        serial: serial {
+               u-boot,dm-pre-reloc;
                compatible = "ns16550";
                reg = <0x3f8 8>;
                reg-shift = <0>;