[PATCH v3 2/6] dt-bindings: usb: usbmisc-imx: add support for i.MX95 platform

Xu Yang
2025-02-27T09:52:50Z

Add compatible string "fsl,imx95-usbmisc" for i.MX95 platform and
restriction on reg property.

Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Xu Yang <xu.yang_2@nxp.com>

---
Changes in v3:
- add Rb tag
Changes in v2:
- improve subject and add Rb tag
---
.../devicetree/bindings/usb/fsl,usbmisc.yaml | 23 ++++++++++++++++++-
1 file changed, 22 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/usb/fsl,usbmisc.yaml b/Documentation/devicetree/bindings/usb/fsl,usbmisc.yaml
index 0a6e7ac1b37e..019435540df0 100644
--- a/Documentation/devicetree/bindings/usb/fsl,usbmisc.yaml
+++ b/Documentation/devicetree/bindings/usb/fsl,usbmisc.yaml
@@ -34,6 +34,7 @@ properties:
- fsl,imx8mm-usbmisc
- fsl,imx8mn-usbmisc
- fsl,imx8ulp-usbmisc
+ - fsl,imx95-usbmisc
- const: fsl,imx7d-usbmisc
- const: fsl,imx6q-usbmisc
- items:
@@ -45,7 +46,10 @@ properties:
maxItems: 1

reg:
- maxItems: 1
+ minItems: 1
+ items:
+ - description: Base and length of the Wrapper module register
+ - description: Base and length of the HSIO Block Control register

'#index-cells':
const: 1
@@ -56,6 +60,23 @@ required:
- compatible
- reg

+allOf:
+ # imx95 soc needs use HSIO Block Control
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - fsl,imx95-usbmisc
+ then:
+ properties:
+ reg:
+ minItems: 2
+ else:
+ properties:
+ reg:
+ maxItems: 1
+
additionalProperties: false

examples:
--
2.34.1