dt-bindings: power: amlogic, meson-ee-pwrc: add Amlogic AXG power controller bindings

This add the bindings of the Power Controller found in the Amlogic AXG SoCs.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Link: https://lore.kernel.org/r/20200917064702.1459-2-narmstrong@baylibre.com

Documentation/devicetree/bindings/power/amlogic,meson-ee-pwrc.yaml

@@ -27,6 +27,7 @@ properties:
       - amlogic,meson8b-pwrc
       - amlogic,meson8m2-pwrc
       - amlogic,meson-gxbb-pwrc
+      - amlogic,meson-axg-pwrc
       - amlogic,meson-g12a-pwrc
       - amlogic,meson-sm1-pwrc
 
@@ -42,11 +43,11 @@ properties:
       - const: vapb
 
   resets:
-    minItems: 11
+    minItems: 5
     maxItems: 12
 
   reset-names:
-    minItems: 11
+    minItems: 5
     maxItems: 12
 
   "#power-domain-cells":
@@ -107,6 +108,24 @@ allOf:
         - resets
         - reset-names
 
+  - if:
+      properties:
+        compatible:
+          enum:
+            - amlogic,meson-axg-pwrc
+    then:
+      properties:
+        reset-names:
+          items:
+            - const: viu
+            - const: venc
+            - const: vcbus
+            - const: vencl
+            - const: vid_lock
+      required:
+        - resets
+        - reset-names
+
   - if:
       properties:
         compatible:

include/dt-bindings/power/meson-axg-power.h

@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: (GPL-2.0+ or MIT) */
+/*
+ * Copyright (c) 2020 BayLibre, SAS
+ * Author: Neil Armstrong <narmstrong@baylibre.com>
+ */
+
+#ifndef _DT_BINDINGS_MESON_AXG_POWER_H
+#define _DT_BINDINGS_MESON_AXG_POWER_H
+
+#define PWRC_AXG_VPU_ID			0
+#define PWRC_AXG_ETHERNET_MEM_ID	1
+#define PWRC_AXG_AUDIO_ID		2
+
+#endif