dts: bindings: Add bindings for NXP LPC resets

Add binding representing the peripheral reset controller
of the NXP LPC SYSCON heritage hardware including SYSCON
itself and the newer RSTCTL.

Signed-off-by: Declan Snyder <declan.snyder@nxp.com>

dts/bindings/reset/nxp,lpc-syscon-reset.yaml

@@ -0,0 +1,15 @@
+# Copyright 2024 NXP
+# SPDX-License-Identifier: Apache-2.0
+
+description: LPC SYSCON Peripheral reset controller
+
+compatible: "nxp,lpc-syscon-reset"
+
+include: [reset-controller.yaml]
+
+properties:
+  "#reset-cells":
+    const: 1
+
+reset-cells:
+  - id

dts/bindings/reset/nxp,rstctl.yaml

@@ -0,0 +1,18 @@
+# Copyright 2024 NXP
+# SPDX-License-Identifier: Apache-2.0
+
+description: NXP RSTCTL Peripheral reset controller
+
+compatible: "nxp,rstctl"
+
+include: [reset-controller.yaml, base.yaml]
+
+properties:
+  reg:
+    required: true
+
+  "#reset-cells":
+    const: 1
+
+reset-cells:
+  - id

include/zephyr/dt-bindings/reset/nxp_syscon_reset_common.h

@@ -0,0 +1,12 @@
+/*
+ * Copyright 2024 NXP
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#ifndef ZEPHYR_INCLUDE_DT_BINDINGS_RESET_NXP_SYSCON_RESET_COMMON_H_
+#define ZEPHYR_INCLUDE_DT_BINDINGS_RESET_NXP_SYSCON_RESET_COMMON_H_
+
+#define NXP_SYSCON_RESET(offset, bit) ((offset << 16) | bit)
+
+#endif /* ZEPHYR_INCLUDE_DT_BINDINGS_RESET_NXP_SYSCON_RESET_COMMON_H_ */