[PATCH v3 09/11] dtc: dt-check-style: Add test for trailing white-space in DTS

[Krzysztof Kozlowski]

Add unit tests for expected warnings for trailing white-spaces in DTS
(there is only one for YAML files).

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxxxxxxxx>
---
 scripts/dtc/dt-style-selftest/bad/dts-trailing-ws.dts          | 8 ++++++++
 scripts/dtc/dt-style-selftest/expected/dts-trailing-ws.dts.txt | 2 ++
 2 files changed, 10 insertions(+)

diff --git a/scripts/dtc/dt-style-selftest/bad/dts-trailing-ws.dts b/scripts/dtc/dt-style-selftest/bad/dts-trailing-ws.dts
new file mode 100644
index 000000000000..1eb24d91c640
--- /dev/null
+++ b/scripts/dtc/dt-style-selftest/bad/dts-trailing-ws.dts
@@ -0,0 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+/dts-v1/;
+
+/ {
+	compatible = "example,test-board";  
+	#address-cells = <1>;
+	#size-cells = <1>;
+};
diff --git a/scripts/dtc/dt-style-selftest/expected/dts-trailing-ws.dts.txt b/scripts/dtc/dt-style-selftest/expected/dts-trailing-ws.dts.txt
new file mode 100644
index 000000000000..94d9ae9d616c
--- /dev/null
+++ b/scripts/dtc/dt-style-selftest/expected/dts-trailing-ws.dts.txt
@@ -0,0 +1,2 @@
+# mode=relaxed
+bad/dts-trailing-ws.dts:5: [trailing-whitespace] trailing whitespace

-- 
2.53.0