On 14.04.2021 19:35:18, Aswath Govindraju wrote: > Add binding documentation for TI TCAN104x CAN transceivers. > > Signed-off-by: Aswath Govindraju <a-govindraju@xxxxxx> > --- > .../bindings/phy/ti,tcan104x-can.yaml | 56 +++++++++++++++++++ > MAINTAINERS | 1 + > 2 files changed, 57 insertions(+) > create mode 100644 Documentation/devicetree/bindings/phy/ti,tcan104x-can.yaml > > diff --git a/Documentation/devicetree/bindings/phy/ti,tcan104x-can.yaml b/Documentation/devicetree/bindings/phy/ti,tcan104x-can.yaml > new file mode 100644 > index 000000000000..4abfc30a97d0 > --- /dev/null > +++ b/Documentation/devicetree/bindings/phy/ti,tcan104x-can.yaml > @@ -0,0 +1,56 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: "http://devicetree.org/schemas/phy/ti,tcan104x-can.yaml#"; > +$schema: "http://devicetree.org/meta-schemas/core.yaml#"; > + > +title: TCAN104x CAN TRANSCEIVER PHY > + > +maintainers: > + - Aswath Govindraju <a-govindraju@xxxxxx> > + > +properties: > + $nodename: > + pattern: "^tcan104x-phy" > + > + compatible: > + enum: > + - ti,tcan1042 > + - ti,tcan1043 Can you ensure that the 1042 has only the standby gpio and the 1043 has both? > + > + '#phy-cells': > + const: 0 > + > + standby-gpios: > + description: > + gpio node to toggle standby signal on transceiver > + maxItems: 1 > + > + enable-gpios: > + description: > + gpio node to toggle enable signal on transceiver > + maxItems: 1 > + > + max-bitrate: > + $ref: /schemas/types.yaml#/definitions/uint32 > + description: > + max bit rate supported in bps > + minimum: 1 > + > +required: > + - compatible > + - '#phy-cells' > + > +additionalProperties: false > + > +examples: > + - | > + #include <dt-bindings/gpio/gpio.h> > + > + transceiver1: tcan104x-phy { > + compatible = "ti,tcan1043"; > + #phy-cells = <0>; > + max-bitrate = <5000000>; > + standby-gpios = <&wakeup_gpio1 16 GPIO_ACTIVE_LOW>; > + enable-gpios = <&main_gpio1 67 GPIO_ACTIVE_LOW>; AFAICS the enable gpio is active high. Marc -- Pengutronix e.K. | Marc Kleine-Budde | Embedded Linux | https://www.pengutronix.de | Vertretung West/Dortmund | Phone: +49-231-2826-924 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |
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