linux-kernel - [PATCH 2/4] dt-bindings: soc: bcm: Add bcm2712 compatible

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Message-ID: <20250917063233.1270-3-svarbanov@suse.de>
Date: Wed, 17 Sep 2025 09:32:31 +0300
From: Stanimir Varbanov <svarbanov@...e.de>
To: linux-kernel@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-rpi-kernel@...ts.infradead.org,
	Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>,
	linux-pm@...r.kernel.org
Cc: Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Florian Fainelli <florian.fainelli@...adcom.com>,
	Ray Jui <rjui@...adcom.com>,
	Scott Branden <sbranden@...adcom.com>,
	Lee Jones <lee@...nel.org>,
	Ulf Hansson <ulf.hansson@...aro.org>,
	Willow Cunningham <willow.e.cunningham@...il.com>,
	Stefan Wahren <wahrenst@....net>,
	Saenz Julienne <nsaenz@...nel.org>,
	Andrea della Porta <andrea.porta@...e.com>,
	Phil Elwell <phil@...pberrypi.com>,
	Jonathan Bell <jonathan@...pberrypi.com>,
	Dave Stevenson <dave.stevenson@...pberrypi.com>,
	Stanimir Varbanov <svarbanov@...e.de>
Subject: [PATCH 2/4] dt-bindings: soc: bcm: Add bcm2712 compatible

Add bcm2712-pm compatible and update the bindings to satisfy it's
requirements. The PM hardware block inside bcm2712 lacks the "asb"
and "rpivid_asb" register ranges and also does not has clocks, update
the bindings accordingly.

Signed-off-by: Stanimir Varbanov <svarbanov@...e.de>
---
 .../bindings/soc/bcm/brcm,bcm2835-pm.yaml     | 28 +++++++++++++++----
 1 file changed, 23 insertions(+), 5 deletions(-)

diff --git a/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-pm.yaml b/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-pm.yaml
index e28ef198a801..c8d3d6131a8d 100644
--- a/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-pm.yaml
+++ b/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-pm.yaml
@@ -13,8 +13,7 @@ description: |
 maintainers:
   - Nicolas Saenz Julienne <nsaenz@...nel.org>
 
-allOf:
-  - $ref: /schemas/watchdog/watchdog.yaml#
+$ref: /schemas/watchdog/watchdog.yaml#
 
 properties:
   compatible:
@@ -22,14 +21,15 @@ properties:
       - enum:
           - brcm,bcm2835-pm
           - brcm,bcm2711-pm
+          - brcm,bcm2712-pm
       - const: brcm,bcm2835-pm-wdt
 
   reg:
-    minItems: 2
+    minItems: 1
     maxItems: 3
 
   reg-names:
-    minItems: 2
+    minItems: 1
     items:
       - const: pm
       - const: asb
@@ -62,7 +62,25 @@ required:
   - reg
   - "#power-domain-cells"
   - "#reset-cells"
-  - clocks
+
+allOf:
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - brcm,bcm2835-pm
+              - brcm,bcm2711-pm
+    then:
+      required:
+        - clocks
+
+      properties:
+        reg:
+          minItems: 2
+
+        reg-names:
+          minItems: 2
 
 additionalProperties: false
 
-- 
2.47.0