[PATCH 1/4] dt-bindings: phy: imx8mq-usb: add alternate reference clock

Xu Yang
2025-09-19T07:03:10Z

Except default 24MHz clock, alternate 100MHz reference clock can be used
as USB PHY reference clock too. Add "alt" clock and clock name.

Signed-off-by: Xu Yang <xu.yang_2@nxp.com>
---
Documentation/devicetree/bindings/phy/fsl,imx8mq-usb-phy.yaml | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/phy/fsl,imx8mq-usb-phy.yaml b/Documentation/devicetree/bindings/phy/fsl,imx8mq-usb-phy.yaml
index 22dd91591a09428214afaa4c9c8e37aae9bd8aba..268f86b04ce88cb81d2c06ee507fe0483d713f8f 100644
--- a/Documentation/devicetree/bindings/phy/fsl,imx8mq-usb-phy.yaml
+++ b/Documentation/devicetree/bindings/phy/fsl,imx8mq-usb-phy.yaml
@@ -27,11 +27,16 @@ properties:
const: 0

clocks:
- maxItems: 1
+ minItems: 1
+ items:
+ - description: PHY configuration clock
+ - description: Alternate PHY reference clock

clock-names:
+ minItems: 1
items:
- const: phy
+ - const: alt

power-domains:
maxItems: 1

--
2.34.1