On Wed, Jul 26, 2023 at 05:02:01PM +0200, Herve Codina wrote:
The QMC (QUICC mutichannel controller) is a controller present in some PowerQUICC SoC such as MPC885. The QMC HDLC uses the QMC controller to transfer HDLC data.
Signed-off-by: Herve Codina herve.codina@bootlin.com
.../devicetree/bindings/net/fsl,qmc-hdlc.yaml | 41 +++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/fsl,qmc-hdlc.yaml
diff --git a/Documentation/devicetree/bindings/net/fsl,qmc-hdlc.yaml b/Documentation/devicetree/bindings/net/fsl,qmc-hdlc.yaml new file mode 100644 index 000000000000..8bb6f34602d9 --- /dev/null +++ b/Documentation/devicetree/bindings/net/fsl,qmc-hdlc.yaml @@ -0,0 +1,41 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/fsl,qmc-hdlc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml#
+title: QMC HDLC
"QMC HDLC" seems excessively terse.
+maintainers:
- Herve Codina herve.codina@bootlin.com
+description: |
- The QMC HDLC uses a QMC (QUICC Multichannel Controller) channel to transfer
- HDLC data.
+properties:
- compatible:
- const: fsl,qmc-hdlc
- fsl,qmc-chan:
Perhaps I am just showing my lack of knowledge in this area, but what is fsl specific about wanting a reference to the channel of a "QMC"? Is this something that hardware from other manufacturers would not also want to do?
- $ref: /schemas/types.yaml#/definitions/phandle-array
- items:
- items:- description: phandle to QMC node- description: Channel number- description:
Should be a phandle/number pair. The phandle to QMC node and the QMCchannel to use.+required:
- compatible
- fsl,qmc-chan
+additionalProperties: false
+examples:
- |
- hdlc {
compatible = "fsl,qmc-hdlc";fsl,qmc-chan = <&qmc 16>;- };
-- 2.41.0