dt-bindings: Check in pineapple and sun dt files

Initial check in of pineapple and sun dt files on
new branch.

Signed-off-by: Eric Rosas <quic_erosas@quicinc.com>
Change-Id: I8332884d94e2f2c52113f2630d66c79def470004

pineapple-audio-mtp.dtsi

@@ -0,0 +1,14 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+#include "pineapple-audio-overlay.dtsi"
+
+&fm_i2s1_gpios {
+	status = "ok";
+};
+
+&pineapple_snd {
+	qcom,sec-mi2s-gpios = <&fm_i2s1_gpios>;
+};