linux-kernel - [PATCH 1/1] dt-bindings: remoteproc: imx_rproc: add minItems for power-domain

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Date: Wed,  5 Jun 2024 15:34:08 -0400
From: Frank Li <Frank.Li@....com>
To: Bjorn Andersson <andersson@...nel.org>,
	Mathieu Poirier <mathieu.poirier@...aro.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>,
	Peng Fan <peng.fan@....com>,
	linux-remoteproc@...r.kernel.org (open list:REMOTE PROCESSOR (REMOTEPROC) SUBSYSTEM),
	devicetree@...r.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS),
	imx@...ts.linux.dev (open list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE),
	linux-arm-kernel@...ts.infradead.org (moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE),
	linux-kernel@...r.kernel.org (open list)
Subject: [PATCH 1/1] dt-bindings: remoteproc: imx_rproc: add minItems for power-domain

"fsl,imx8qxp-cm4" just need 2 power domains. Keep the same restriction for
other compatible string.

Signed-off-by: Frank Li <Frank.Li@....com>
---

Notes:
    pass dt_binding_check.
    
    make ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- -j8  dt_binding_check DT_SCHEMA_FILES=fsl,imx-rproc.yaml
      SCHEMA  Documentation/devicetree/bindings/processed-schema.json
      CHKDT   Documentation/devicetree/bindings
      LINT    Documentation/devicetree/bindings
      DTEX    Documentation/devicetree/bindings/remoteproc/fsl,imx-rproc.example.dts
      DTC_CHK Documentation/devicetree/bindings/remoteproc/fsl,imx-rproc.example.dtb

 .../bindings/remoteproc/fsl,imx-rproc.yaml       | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/Documentation/devicetree/bindings/remoteproc/fsl,imx-rproc.yaml b/Documentation/devicetree/bindings/remoteproc/fsl,imx-rproc.yaml
index df36e29d974ca..60267c1ba94e0 100644
--- a/Documentation/devicetree/bindings/remoteproc/fsl,imx-rproc.yaml
+++ b/Documentation/devicetree/bindings/remoteproc/fsl,imx-rproc.yaml
@@ -59,6 +59,7 @@ properties:
     maxItems: 32
 
   power-domains:
+    minItems: 1
     maxItems: 8
 
   fsl,auto-boot:
@@ -99,6 +100,21 @@ allOf:
       properties:
         fsl,iomuxc-gpr: false
 
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - fsl,imx8qxp-cm4
+    then:
+      properties:
+        power-domains:
+          minItems: 2
+    else:
+      properties:
+        power-domains:
+          minItems: 8
+
 additionalProperties: false
 
 examples:
-- 
2.34.1