Introduce a compatible string for the USB2 PHY in SpacemiT K3 SoC. The IP
of USB2 PHY mostly shares the same functionalities with K1 SoC, while has
some register layout changes.

Signed-off-by: Yixun Lan <dlan@kernel.org>
---
 Documentation/devicetree/bindings/phy/spacemit,usb2-phy.yaml | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/phy/spacemit,usb2-phy.yaml b/Documentation/devicetree/bindings/phy/spacemit,usb2-phy.yaml
index 43eaca90d88c..18025e5f60d6 100644
--- a/Documentation/devicetree/bindings/phy/spacemit,usb2-phy.yaml
+++ b/Documentation/devicetree/bindings/phy/spacemit,usb2-phy.yaml
@@ -4,14 +4,16 @@
 $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
+title: SpacemiT K1/K3 SoC USB 2.0 PHY
 
 maintainers:
   - Ze Huang <huang.ze@linux.dev>
 
 properties:
   compatible:
-    const: spacemit,k1-usb2-phy
+    enum:
+      - spacemit,k1-usb2-phy
+      - spacemit,k3-usb2-phy
 
   reg:
     maxItems: 1

-- 
2.52.0

On Thu, Feb 12, 2026 at 09:38:54AM +0800, Yixun Lan wrote:
> Introduce a compatible string for the USB2 PHY in SpacemiT K3 SoC. The IP
> of USB2 PHY mostly shares the same functionalities with K1 SoC, while has
> some register layout changes.
> 
> Signed-off-by: Yixun Lan <dlan@kernel.org>
> ---
>  Documentation/devicetree/bindings/phy/spacemit,usb2-phy.yaml | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)

Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>

Best regards,
Krzysztof