linux-kernel - [PATCH 1/4] dt-bindings: phy: axiado,ax3000-emmc-phy: add Axiado eMMC PHY

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Message-Id: <20260109-axiado-ax3000-add-emmc-phy-driver-support-v1-1-dd43459dbfea@axiado.com>
Date: Fri, 09 Jan 2026 17:43:29 +0800
From: Tzu-Hao Wei <twei@...ado.com>
To: SriNavmani A <srinavmani@...ado.com>, 
 Prasad Bolisetty <pbolisetty@...ado.com>, Vinod Koul <vkoul@...nel.org>, 
 Neil Armstrong <neil.armstrong@...aro.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>
Cc: linux-phy@...ts.infradead.org, devicetree@...r.kernel.org, 
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, 
 openbmc@...ts.ozlabs.org, Tzu-Hao Wei <twei@...ado.com>
Subject: [PATCH 1/4] dt-bindings: phy: axiado,ax3000-emmc-phy: add Axiado
 eMMC PHY

From: SriNavmani A <srinavmani@...ado.com>

Axiado AX3000 SoC contains Arasan PHY which provides the interface to the
HS200 eMMC host controller.

Signed-off-by: SriNavmani A <srinavmani@...ado.com>
Signed-off-by: Tzu-Hao Wei <twei@...ado.com>
---
 .../bindings/phy/axiado,ax3000-emmc-phy.yaml       | 38 ++++++++++++++++++++++
 1 file changed, 38 insertions(+)

diff --git a/Documentation/devicetree/bindings/phy/axiado,ax3000-emmc-phy.yaml b/Documentation/devicetree/bindings/phy/axiado,ax3000-emmc-phy.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..78194b77ec1bd22a87d7aead430db57bca7942b0
--- /dev/null
+++ b/Documentation/devicetree/bindings/phy/axiado,ax3000-emmc-phy.yaml
@@ -0,0 +1,38 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/phy/axiado,ax3000-emmc-phy.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Axiado AX3000 Arasan eMMC PHY
+
+maintainers:
+  - SriNavmani A <srinavmani@...ado.com>
+  - Tzu-Hao Wei <twei@...ado.com>
+  - Prasad Bolisetty <pbolisetty@...ado.com>
+
+properties:
+  compatible:
+    const:
+      - axiado,ax3000-emmc-phy
+
+  reg:
+    maxItems: 1
+
+  "#phy-cells":
+    const: 0
+
+required:
+  - compatible
+  - reg
+  - "#phy-cells"
+
+additionalProperties: false
+
+examples:
+  - |
+    phy@...01c00 {
+        compatible = "axiado,ax3000-emmc-phy";
+        reg = <0x80801c00 0x1000>;
+        #phy-cells = <0>;
+    };

-- 
2.34.1