[PATCH v2 1/4] dt-bindings: phy: imx8mq-usb: add alternate reference clock

Xu Yang
2025-10-10T11:01:00Z

Beside default 24MHz clock input, there is an optional additional 100Mhz
clock input 'alt' for USB PHY reference clock.

Signed-off-by: Xu Yang <xu.yang_2@nxp.com>

---
Changes in v2:
- improve commit message
---
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 6a47e08e0e97b286538798190225ca2966a7ab34..081deb502e21308970a9495528bd745b9085f2f0 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