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Message-Id: <20250407-b4-k1-usb3-v3-2-v1-1-bf0bcc41c9ba@whut.edu.cn>
Date: Mon, 07 Apr 2025 20:38:46 +0800
From: Ze Huang <huangze@...t.edu.cn>
To: Vinod Koul <vkoul@...nel.org>,
Kishon Vijay Abraham I <kishon@...nel.org>, Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>, Yixun Lan <dlan@...too.org>,
Ze Huang <huangze@...t.edu.cn>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Philipp Zabel <p.zabel@...gutronix.de>,
Thinh Nguyen <Thinh.Nguyen@...opsys.com>,
Paul Walmsley <paul.walmsley@...ive.com>,
Palmer Dabbelt <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>,
Alexandre Ghiti <alex@...ti.fr>
Cc: linux-phy@...ts.infradead.org, devicetree@...r.kernel.org,
linux-riscv@...ts.infradead.org, spacemit@...ts.linux.dev,
linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org
Subject: [PATCH 1/7] dt-bindings: phy: spacemit: add K1 USB2 PHY
Add support for USB2 PHY found on SpacemiT K1 SoC.
Signed-off-by: Ze Huang <huangze@...t.edu.cn>
---
.../devicetree/bindings/phy/spacemit,usb2-phy.yaml | 40 ++++++++++++++++++++++
1 file changed, 40 insertions(+)
diff --git a/Documentation/devicetree/bindings/phy/spacemit,usb2-phy.yaml b/Documentation/devicetree/bindings/phy/spacemit,usb2-phy.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..ea999cff9c250b144dd049e5ac3c084b22bd56ea
--- /dev/null
+++ b/Documentation/devicetree/bindings/phy/spacemit,usb2-phy.yaml
@@ -0,0 +1,40 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/phy/spacemit,usb2-phy.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: SpacemiT K1 SoC USB 2.0 PHY
+
+maintainers:
+ - Ze Huang <huangze@...t.edu.cn>
+
+properties:
+ compatible:
+ const: spacemit,k1-usb2-phy
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ "#phy-cells":
+ const: 0
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - "#phy-cells"
+
+additionalProperties: false
+
+examples:
+ - |
+ usb-phy@...c0000 {
+ compatible = "spacemit,k1-usb2-phy";
+ reg = <0xc09c0000 0x200>;
+ clocks = <&syscon_apmu 15>;
+ #phy-cells = <0>;
+ };
--
2.49.0
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