linux-kernel - [PATCH 1/3] dt-bindings: phy: jh7110-usb-phy: Add sys-syscon property

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Message-ID: <ebcfe039b13097e53b3721f56a45d99807f2925b.1722457123.git.jan.kiszka@siemens.com>
Date: Wed, 31 Jul 2024 22:18:41 +0200
From: Jan Kiszka <jan.kiszka@...mens.com>
To: Minda Chen <minda.chen@...rfivetech.com>,
	Vinod Koul <vkoul@...nel.org>,
	Kishon Vijay Abraham I <kishon@...nel.org>
Cc: linux-phy@...ts.infradead.org,
	devicetree@...r.kernel.org,
	linux-riscv@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>
Subject: [PATCH 1/3] dt-bindings: phy: jh7110-usb-phy: Add sys-syscon property

From: Jan Kiszka <jan.kiszka@...mens.com>

Analogously to the PCI PHY, access to sys_syscon is needed to connect
the USB PHY to its controller.

Signed-off-by: Jan Kiszka <jan.kiszka@...mens.com>
---
CC: Rob Herring <robh@...nel.org>
CC: Krzysztof Kozlowski <krzk+dt@...nel.org>
CC: Conor Dooley <conor+dt@...nel.org>
---
 .../bindings/phy/starfive,jh7110-usb-phy.yaml         | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/Documentation/devicetree/bindings/phy/starfive,jh7110-usb-phy.yaml b/Documentation/devicetree/bindings/phy/starfive,jh7110-usb-phy.yaml
index 269e9f9f12b6..eaf0050c6f17 100644
--- a/Documentation/devicetree/bindings/phy/starfive,jh7110-usb-phy.yaml
+++ b/Documentation/devicetree/bindings/phy/starfive,jh7110-usb-phy.yaml
@@ -19,6 +19,16 @@ properties:
   "#phy-cells":
     const: 0
 
+  starfive,sys-syscon:
+    $ref: /schemas/types.yaml#/definitions/phandle-array
+    items:
+      - items:
+          - description: phandle to System Register Controller sys_syscon node.
+          - description: PHY connect offset of SYS_SYSCONSAIF__SYSCFG register for USB PHY.
+    description:
+      The phandle to System Register Controller syscon node and the PHY connect offset
+      of SYS_SYSCONSAIF__SYSCFG register. Connect PHY to USB controller.
+
   clocks:
     items:
       - description: PHY 125m
@@ -47,4 +57,5 @@ examples:
                  <&stgcrg 6>;
         clock-names = "125m", "app_125m";
         #phy-cells = <0>;
+        starfive,sys-syscon = <&sys_syscon 0x18>;
     };
-- 
2.43.0