diff mbox series

[v2,2/4] dt-bindings: usb: dwc2: add utmi optional clock

Message ID 20230414084137.1050487-3-fabrice.gasnier@foss.st.com
State Accepted
Commit 28f75a39d8a878d9e8e57fd2aa0a1ad262d257bd
Headers show
Series usb: dwc2: add optional clock used on stm32mp15 | expand

Commit Message

Fabrice Gasnier April 14, 2023, 8:41 a.m. UTC
utmi clock is typically provided by PHY output. Add this optional clock,
as the core could use other clocks depending on the SoC where it's used.
This is needed on stm32mp15, when using the integrated full-speed PHY.

Signed-off-by: Fabrice Gasnier <fabrice.gasnier@foss.st.com>
---
Changes in v2:
- "utmi_clk" renamed "utmi" as per Krzysztof comment
---
 Documentation/devicetree/bindings/usb/dwc2.yaml | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/usb/dwc2.yaml b/Documentation/devicetree/bindings/usb/dwc2.yaml
index 371ba93f3ce5..d3506090f8b1 100644
--- a/Documentation/devicetree/bindings/usb/dwc2.yaml
+++ b/Documentation/devicetree/bindings/usb/dwc2.yaml
@@ -75,11 +75,14 @@  properties:
     maxItems: 1
 
   clocks:
-    maxItems: 1
+    minItems: 1
+    maxItems: 2
 
   clock-names:
     items:
       - const: otg
+      - const: utmi
+    minItems: 1
 
   disable-over-current:
     type: boolean