dts: bindings: power: add nordic,nrf-global-pd

Add binding for Global Power Domain found in nRF54Hx SoCs.

Signed-off-by: Gerard Marull-Paretas <[email protected]>

Author: gmarull

dts/bindings/power/nordic,nrf-gpd.yaml

@@ -0,0 +1,11 @@
+# Copyright 2024 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: Nordic nRF Global Power Domain
+
+compatible: "nordic,nrf-gpd"
+
+include: base.yaml
+
+power-domain-cells:
+  - id

include/zephyr/dt-bindings/power/nordic-nrf-gpd.h

@@ -0,0 +1,17 @@
+/*
+ * Copyright (c) 2024 Nordic Semiconductor ASA
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+
+#ifndef ZEPHYR_INCLUDE_DT_BINDINGS_POWER_NORDIC_NRF_GLOBAL_PD
+#define ZEPHYR_INCLUDE_DT_BINDINGS_POWER_NORDIC_NRF_GLOBAL_PD
+
+/* numbers aligned to nrfs service identifiers */
+#define NRF_GPD_SLOW_MAIN 2U
+#define NRF_GPD_SLOW_ACTIVE 1U
+#define NRF_GPD_FAST_MAIN 3U
+#define NRF_GPD_FAST_ACTIVE1 0U
+#define NRF_GPD_FAST_ACTIVE0 4U
+
+#endif /* ZEPHYR_INCLUDE_DT_BINDINGS_POWER_NORDIC_NRF_GLOBAL_PD */