@@ -251,7 +251,9 @@ properties:
type: object
allOf:
- $ref: '#/$defs/protocol-node'
- - $ref: /schemas/pinctrl/pinctrl.yaml
+ - anyOf:
+ - $ref: /schemas/pinctrl/pinctrl.yaml
+ - $ref: /schemas/firmware/nxp,imx95-scmi-pinctrl.yaml
unevaluatedProperties: false
new file mode 100644
@@ -0,0 +1,53 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+# Copyright 2024 NXP
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/firmware/nxp,imx95-scmi-pinctrl.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: i.MX System Control and Management Interface (SCMI) Pinctrl Protocol
+
+maintainers:
+ - Peng Fan <peng.fan@nxp.com>
+
+allOf:
+ - $ref: /schemas/pinctrl/pinctrl.yaml
+
+patternProperties:
+ 'grp$':
+ type: object
+ description:
+ Pinctrl node's client devices use subnodes for desired pin configuration.
+ Client device subnodes use below standard properties.
+
+ unevaluatedProperties: false
+
+ properties:
+ fsl,pins:
+ description:
+ each entry consists of 6 integers and represents the mux and config
+ setting for one pin. The first 5 integers <mux_reg conf_reg input_reg
+ mux_val input_val> are specified using a PIN_FUNC_ID macro, which can
+ be found in <arch/arm64/boot/dts/freescale/imx95-pinfunc.h>. The last
+ integer CONFIG is the pad setting value like pull-up on this pin.
+ Please refer to i.MX95 Reference Manual for detailed CONFIG settings.
+ $ref: /schemas/types.yaml#/definitions/uint32-matrix
+ items:
+ items:
+ - description: |
+ "mux_reg" indicates the offset of mux register.
+ - description: |
+ "conf_reg" indicates the offset of pad configuration register.
+ - description: |
+ "input_reg" indicates the offset of select input register.
+ - description: |
+ "mux_val" indicates the mux value to be applied.
+ - description: |
+ "input_val" indicates the select input value to be applied.
+ - description: |
+ "pad_setting" indicates the pad configuration value to be applied.
+
+ required:
+ - fsl,pins
+
+additionalProperties: true