| Message ID | 20210105103027.GA15137@dev |
|---|---|
| State | New |
| Headers | show |
| Series | [v7,1/2] Serial: silabs si4455 serial driver | expand |
On Tue, Jan 05, 2021 at 10:30:29AM +0000, József Horváth wrote: > This is a device tree schema for serial port driver for > Silicon Labs Si4455 Sub-GHz transciver. > > Datasheet: https://www.silabs.com/documents/public/data-sheets/Si4455.pdf > > Guide: https://github.com/dministro/linux-serial-si4455 > > Signed-off-by: Jozsef Horvath <info@ministro.hu> > --- > > changes v1: > - fixed: dt: bindings: rename sdn-gpios to shutdown-gpios > > changes v3: > - fixed: dt: bindings: silabs,si4455: more detailed description > - added: dt: bindings: silabs,si4455: properties silabs,package-size, > silabs,tx-channel, silabs,rx-channel, silabs,ez-config > > changes v4: > - fixed: dt: bindings: silabs,si4455: $id > from http://devicetree.org/schemas/serial/silabs,si4455.yaml > to http://devicetree.org/schemas/staging/serial/silabs,si4455.yaml > > changes v5: > - fixed: dt: bindings: silabs,si4455: $id > from http://devicetree.org/schemas/staging/serial/silabs,si4455.yaml > to http://devicetree.org/schemas/serial/silabs,si4455.yaml > - fixed: dt: bindings: silabs,si4455: serial.yaml reference added > > changes v7: > - added: dt: bindings: silabs,si4455: silabs,tx-timeout property definition > --- > .../bindings/serial/silabs,si4455.yaml | 105 ++++++++++++++++++ > 1 file changed, 105 insertions(+) > create mode 100644 Documentation/devicetree/bindings/serial/silabs,si4455.yaml > > diff --git a/Documentation/devicetree/bindings/serial/silabs,si4455.yaml b/Documentation/devicetree/bindings/serial/silabs,si4455.yaml > new file mode 100644 > index 000000000000..8ba4956064b4 > --- /dev/null > +++ b/Documentation/devicetree/bindings/serial/silabs,si4455.yaml > @@ -0,0 +1,105 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: "http://devicetree.org/schemas/serial/silabs,si4455.yaml#" > +$schema: "http://devicetree.org/meta-schemas/core.yaml#" > + > +title: Silicon Labs Si4455 device tree bindings > + > +maintainers: > + - József Horváth <info@ministro.hu> > + > +description: > + This document is for describing the required device tree parameters for si4455 serial driver. > + The si4455 driver tries to represent the Silicon Labs Si4455 sub-GHz transceiver device > + like a serial port. The required parameters for proper operation are described below. > + https://www.silabs.com/documents/public/data-sheets/Si4455.pdf > + > +allOf: > + - $ref: "serial.yaml#" > + > +properties: > + compatible: > + const: silabs,si4455 > + > + reg: > + maxItems: 1 > + > + interrupts: > + maxItems: 1 > + > + spi-max-frequency: > + description: maximum clock frequency on SPI port > + maximum: 500000 > + > + shutdown-gpios: > + description: gpio pin for SDN > + maxItems: 1 > + > + silabs,package-size: > + description: > + Radio payload length, variable packet length is not supported by driver. > + This value should equal with EZConfig payload length. > + $ref: /schemas/types.yaml#/definitions/uint32 > + maximum: 64 > + minimum: 1 > + > + silabs,tx-channel: > + description: > + Radio transmit channel selection. > + $ref: /schemas/types.yaml#/definitions/uint32 > + maximum: 255 > + minimum: 0 > + > + silabs,rx-channel: > + description: > + Radio receive channel selection. > + $ref: /schemas/types.yaml#/definitions/uint32 > + maximum: 255 > + minimum: 0 > + > + silabs,tx-timeout: > + description: > + Radio transmit timeout(ms) Use a unit suffix as defined in property-units.txt. > + $ref: /schemas/types.yaml#/definitions/uint32 With that, you can drop the type. > + maximum: 1000 > + minimum: 1 > + > + firmware-name: > + description: > + Radio configuration data file name. > + $ref: /schemas/types.yaml#/definitions/string > + items: > + pattern: ^[0-9a-z\._\-]{1,255}$ > + > +required: > + - reg > + - interrupts > + - spi-max-frequency > + - shutdown-gpios > + - silabs,package-size > + - silabs,tx-channel > + - silabs,rx-channel > + - firmware-name > + > +additionalProperties: false > + > +examples: > + - | > + spi { > + #address-cells = <1>; > + #size-cells = <0>; > + si4455_0: serial@0 { > + compatible = "silabs,si4455"; > + reg = <0>; > + interrupt-parent = <&gpio>; > + interrupts = <7 2>; > + shutdown-gpios = <&gpio 26 1>; > + spi-max-frequency = <300000>; > + silabs,package-size = <30>; > + silabs,tx-channel = <1>; > + silabs,rx-channel = <2>; > + firmware-name = "si4455_spi0_0.ez.bin"; > + }; > + }; > +... > -- > 2.17.1 >
On Mon, Jan 11, 2021 at 05:30:48PM -0600, Rob Herring wrote: > On Tue, Jan 05, 2021 at 10:30:29AM +0000, József Horváth wrote: > > This is a device tree schema for serial port driver for > > Silicon Labs Si4455 Sub-GHz transciver. > > > > Datasheet: https://www.silabs.com/documents/public/data-sheets/Si4455.pdf > > > > Guide: https://github.com/dministro/linux-serial-si4455 > > > > Signed-off-by: Jozsef Horvath <info@ministro.hu> > > --- > > > > changes v1: > > - fixed: dt: bindings: rename sdn-gpios to shutdown-gpios > > > > changes v3: > > - fixed: dt: bindings: silabs,si4455: more detailed description > > - added: dt: bindings: silabs,si4455: properties silabs,package-size, > > silabs,tx-channel, silabs,rx-channel, silabs,ez-config > > > > changes v4: > > - fixed: dt: bindings: silabs,si4455: $id > > from http://devicetree.org/schemas/serial/silabs,si4455.yaml > > to http://devicetree.org/schemas/staging/serial/silabs,si4455.yaml > > > > changes v5: > > - fixed: dt: bindings: silabs,si4455: $id > > from http://devicetree.org/schemas/staging/serial/silabs,si4455.yaml > > to http://devicetree.org/schemas/serial/silabs,si4455.yaml > > - fixed: dt: bindings: silabs,si4455: serial.yaml reference added > > > > changes v7: > > - added: dt: bindings: silabs,si4455: silabs,tx-timeout property definition > > --- > > .../bindings/serial/silabs,si4455.yaml | 105 ++++++++++++++++++ > > 1 file changed, 105 insertions(+) > > create mode 100644 Documentation/devicetree/bindings/serial/silabs,si4455.yaml > > > > diff --git a/Documentation/devicetree/bindings/serial/silabs,si4455.yaml b/Documentation/devicetree/bindings/serial/silabs,si4455.yaml > > new file mode 100644 > > index 000000000000..8ba4956064b4 > > --- /dev/null > > +++ b/Documentation/devicetree/bindings/serial/silabs,si4455.yaml > > @@ -0,0 +1,105 @@ > > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > > +%YAML 1.2 > > +--- > > +$id: "http://devicetree.org/schemas/serial/silabs,si4455.yaml#" > > +$schema: "http://devicetree.org/meta-schemas/core.yaml#" > > + > > +title: Silicon Labs Si4455 device tree bindings > > + > > + silabs,rx-channel: > > + description: > > + Radio receive channel selection. > > + $ref: /schemas/types.yaml#/definitions/uint32 > > + maximum: 255 > > + minimum: 0 > > + > > + silabs,tx-timeout: > > + description: > > + Radio transmit timeout(ms) > > Use a unit suffix as defined in property-units.txt. > > > + $ref: /schemas/types.yaml#/definitions/uint32 > > With that, you can drop the type. > Thank you for suggestion. > > + maximum: 1000 > > + minimum: 1 > > + > > + firmware-name: > > + description: > > + Radio configuration data file name. > > + $ref: /schemas/types.yaml#/definitions/string > > + items: > > + pattern: ^[0-9a-z\._\-]{1,255}$ > > + > > + }; > > +... > > -- > > 2.17.1 > > Üdvözlettel / Best regards: József Horváth
diff --git a/Documentation/devicetree/bindings/serial/silabs,si4455.yaml b/Documentation/devicetree/bindings/serial/silabs,si4455.yaml new file mode 100644 index 000000000000..8ba4956064b4 --- /dev/null +++ b/Documentation/devicetree/bindings/serial/silabs,si4455.yaml @@ -0,0 +1,105 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/serial/silabs,si4455.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: Silicon Labs Si4455 device tree bindings + +maintainers: + - József Horváth <info@ministro.hu> + +description: + This document is for describing the required device tree parameters for si4455 serial driver. + The si4455 driver tries to represent the Silicon Labs Si4455 sub-GHz transceiver device + like a serial port. The required parameters for proper operation are described below. + https://www.silabs.com/documents/public/data-sheets/Si4455.pdf + +allOf: + - $ref: "serial.yaml#" + +properties: + compatible: + const: silabs,si4455 + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + spi-max-frequency: + description: maximum clock frequency on SPI port + maximum: 500000 + + shutdown-gpios: + description: gpio pin for SDN + maxItems: 1 + + silabs,package-size: + description: + Radio payload length, variable packet length is not supported by driver. + This value should equal with EZConfig payload length. + $ref: /schemas/types.yaml#/definitions/uint32 + maximum: 64 + minimum: 1 + + silabs,tx-channel: + description: + Radio transmit channel selection. + $ref: /schemas/types.yaml#/definitions/uint32 + maximum: 255 + minimum: 0 + + silabs,rx-channel: + description: + Radio receive channel selection. + $ref: /schemas/types.yaml#/definitions/uint32 + maximum: 255 + minimum: 0 + + silabs,tx-timeout: + description: + Radio transmit timeout(ms) + $ref: /schemas/types.yaml#/definitions/uint32 + maximum: 1000 + minimum: 1 + + firmware-name: + description: + Radio configuration data file name. + $ref: /schemas/types.yaml#/definitions/string + items: + pattern: ^[0-9a-z\._\-]{1,255}$ + +required: + - reg + - interrupts + - spi-max-frequency + - shutdown-gpios + - silabs,package-size + - silabs,tx-channel + - silabs,rx-channel + - firmware-name + +additionalProperties: false + +examples: + - | + spi { + #address-cells = <1>; + #size-cells = <0>; + si4455_0: serial@0 { + compatible = "silabs,si4455"; + reg = <0>; + interrupt-parent = <&gpio>; + interrupts = <7 2>; + shutdown-gpios = <&gpio 26 1>; + spi-max-frequency = <300000>; + silabs,package-size = <30>; + silabs,tx-channel = <1>; + silabs,rx-channel = <2>; + firmware-name = "si4455_spi0_0.ez.bin"; + }; + }; +...
This is a device tree schema for serial port driver for Silicon Labs Si4455 Sub-GHz transciver. Datasheet: https://www.silabs.com/documents/public/data-sheets/Si4455.pdf Guide: https://github.com/dministro/linux-serial-si4455 Signed-off-by: Jozsef Horvath <info@ministro.hu> --- changes v1: - fixed: dt: bindings: rename sdn-gpios to shutdown-gpios changes v3: - fixed: dt: bindings: silabs,si4455: more detailed description - added: dt: bindings: silabs,si4455: properties silabs,package-size, silabs,tx-channel, silabs,rx-channel, silabs,ez-config changes v4: - fixed: dt: bindings: silabs,si4455: $id from http://devicetree.org/schemas/serial/silabs,si4455.yaml to http://devicetree.org/schemas/staging/serial/silabs,si4455.yaml changes v5: - fixed: dt: bindings: silabs,si4455: $id from http://devicetree.org/schemas/staging/serial/silabs,si4455.yaml to http://devicetree.org/schemas/serial/silabs,si4455.yaml - fixed: dt: bindings: silabs,si4455: serial.yaml reference added changes v7: - added: dt: bindings: silabs,si4455: silabs,tx-timeout property definition --- .../bindings/serial/silabs,si4455.yaml | 105 ++++++++++++++++++ 1 file changed, 105 insertions(+) create mode 100644 Documentation/devicetree/bindings/serial/silabs,si4455.yaml