linux-kernel - [PATCH v2 1/5] dt-bindings: soc: ti: ti,j721e-system-controller: Add PCIe ctrl property

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Message-ID: <20250402113201.151195-2-j-choudhary@ti.com>
Date: Wed, 2 Apr 2025 17:01:57 +0530
From: Jayesh Choudhary <j-choudhary@...com>
To: <robh@...nel.org>, <krzk+dt@...nel.org>, <conor+dt@...nel.org>,
        <nm@...com>, <vigneshr@...com>, <afd@...com>, <s-vadapalli@...com>,
        <linux-kernel@...r.kernel.org>
CC: <kristo@...nel.org>, <rogerq@...nel.org>, <kishon@...nel.org>,
        <devicetree@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
        <j-choudhary@...com>
Subject: [PATCH v2 1/5] dt-bindings: soc: ti: ti,j721e-system-controller: Add PCIe ctrl property

From: Andrew Davis <afd@...com>

Add a pattern property for pcie-ctrl which can be part of this controller.

Signed-off-by: Andrew Davis <afd@...com>
[j-choudhary@...com: Change description and add example]
Signed-off-by: Jayesh Choudhary <j-choudhary@...com>
---
 .../bindings/soc/ti/ti,j721e-system-controller.yaml    | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/Documentation/devicetree/bindings/soc/ti/ti,j721e-system-controller.yaml b/Documentation/devicetree/bindings/soc/ti/ti,j721e-system-controller.yaml
index 378e9cc5fac2..13b6b6fa5dee 100644
--- a/Documentation/devicetree/bindings/soc/ti/ti,j721e-system-controller.yaml
+++ b/Documentation/devicetree/bindings/soc/ti/ti,j721e-system-controller.yaml
@@ -68,6 +68,11 @@ patternProperties:
     description:
       The node corresponding to SoC chip identification.
 
+  "^pcie-ctrl@[0-9a-f]+$":
+    type: object
+    description:
+      The node corresponding to PCIe control register.
+
 required:
   - compatible
   - reg
@@ -110,5 +115,10 @@ examples:
             compatible = "ti,am654-chipid";
             reg = <0x14 0x4>;
         };
+
+        pcie0_ctrl: pcie-ctrl@...0 {
+            compatible = "ti,j784s4-pcie-ctrl", "syscon";
+            reg = <0x4070 0x4>;
+        };
     };
 ...
-- 
2.34.1