| Message ID | 1591235731-15673-2-git-send-email-Anson.Huang@nxp.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | Convert mxs/imx spi/cspi/lpspi binding to json-schema | expand |
On Thu, Jun 04, 2020 at 09:55:29AM +0800, Anson Huang wrote: > Convert the MXS SPI binding to DT schema format using json-schema > > Signed-off-by: Anson Huang <Anson.Huang@nxp.com> > --- > Changes since V1: > - add "unevaluatedProperties: false". > --- > Documentation/devicetree/bindings/spi/mxs-spi.txt | 26 ---------- > Documentation/devicetree/bindings/spi/mxs-spi.yaml | 57 ++++++++++++++++++++++ > 2 files changed, 57 insertions(+), 26 deletions(-) > delete mode 100644 Documentation/devicetree/bindings/spi/mxs-spi.txt > create mode 100644 Documentation/devicetree/bindings/spi/mxs-spi.yaml > > diff --git a/Documentation/devicetree/bindings/spi/mxs-spi.txt b/Documentation/devicetree/bindings/spi/mxs-spi.txt > deleted file mode 100644 > index 3499b73..0000000 > --- a/Documentation/devicetree/bindings/spi/mxs-spi.txt > +++ /dev/null > @@ -1,26 +0,0 @@ > -* Freescale MX233/MX28 SSP/SPI > - > -Required properties: > -- compatible: Should be "fsl,<soc>-spi", where soc is "imx23" or "imx28" > -- reg: Offset and length of the register set for the device > -- interrupts: Should contain SSP ERROR interrupt > -- dmas: DMA specifier, consisting of a phandle to DMA controller node > - and SSP DMA channel ID. > - Refer to dma.txt and fsl-mxs-dma.txt for details. > -- dma-names: Must be "rx-tx". > - > -Optional properties: > -- clock-frequency : Input clock frequency to the SPI block in Hz. > - Default is 160000000 Hz. > - > -Example: > - > -ssp0: ssp@80010000 { > - #address-cells = <1>; > - #size-cells = <0>; > - compatible = "fsl,imx28-spi"; > - reg = <0x80010000 0x2000>; > - interrupts = <96>; > - dmas = <&dma_apbh 0>; > - dma-names = "rx-tx"; > -}; > diff --git a/Documentation/devicetree/bindings/spi/mxs-spi.yaml b/Documentation/devicetree/bindings/spi/mxs-spi.yaml > new file mode 100644 > index 0000000..68c5d6d > --- /dev/null > +++ b/Documentation/devicetree/bindings/spi/mxs-spi.yaml > @@ -0,0 +1,57 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/spi/mxs-spi.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Freescale MX233/MX28 SSP/SPI > + > +maintainers: > + - Marek Vasut <marex@denx.de> > + > +allOf: > + - $ref: "/schemas/spi/spi-controller.yaml#" > + > +properties: > + compatible: > + enum: > + - fsl,imx23-spi > + - fsl,imx28-spi > + > + reg: > + maxItems: 1 > + > + interrupts: > + maxItems: 1 > + > + dmas: > + maxItems: 1 > + > + dma-names: > + const: rx-tx > + > + clock-frequency: > + $ref: /schemas/types.yaml#/definitions/uint32 Already has a type, drop. With that, Reviewed-by: Rob Herring <robh@kernel.org> > + description: input clock frequency to the SPI block in Hz. > + default: 160000000 > + > +required: > + - compatible > + - reg > + - interrupts > + - dmas > + - dma-names > + > +unevaluatedProperties: false > + > +examples: > + - | > + spi@80010000 { > + #address-cells = <1>; > + #size-cells = <0>; > + compatible = "fsl,imx28-spi"; > + reg = <0x80010000 0x2000>; > + interrupts = <96>; > + dmas = <&dma_apbh 0>; > + dma-names = "rx-tx"; > + }; > -- > 2.7.4 >
diff --git a/Documentation/devicetree/bindings/spi/mxs-spi.txt b/Documentation/devicetree/bindings/spi/mxs-spi.txt deleted file mode 100644 index 3499b73..0000000 --- a/Documentation/devicetree/bindings/spi/mxs-spi.txt +++ /dev/null @@ -1,26 +0,0 @@ -* Freescale MX233/MX28 SSP/SPI - -Required properties: -- compatible: Should be "fsl,<soc>-spi", where soc is "imx23" or "imx28" -- reg: Offset and length of the register set for the device -- interrupts: Should contain SSP ERROR interrupt -- dmas: DMA specifier, consisting of a phandle to DMA controller node - and SSP DMA channel ID. - Refer to dma.txt and fsl-mxs-dma.txt for details. -- dma-names: Must be "rx-tx". - -Optional properties: -- clock-frequency : Input clock frequency to the SPI block in Hz. - Default is 160000000 Hz. - -Example: - -ssp0: ssp@80010000 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "fsl,imx28-spi"; - reg = <0x80010000 0x2000>; - interrupts = <96>; - dmas = <&dma_apbh 0>; - dma-names = "rx-tx"; -}; diff --git a/Documentation/devicetree/bindings/spi/mxs-spi.yaml b/Documentation/devicetree/bindings/spi/mxs-spi.yaml new file mode 100644 index 0000000..68c5d6d --- /dev/null +++ b/Documentation/devicetree/bindings/spi/mxs-spi.yaml @@ -0,0 +1,57 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/spi/mxs-spi.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Freescale MX233/MX28 SSP/SPI + +maintainers: + - Marek Vasut <marex@denx.de> + +allOf: + - $ref: "/schemas/spi/spi-controller.yaml#" + +properties: + compatible: + enum: + - fsl,imx23-spi + - fsl,imx28-spi + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + dmas: + maxItems: 1 + + dma-names: + const: rx-tx + + clock-frequency: + $ref: /schemas/types.yaml#/definitions/uint32 + description: input clock frequency to the SPI block in Hz. + default: 160000000 + +required: + - compatible + - reg + - interrupts + - dmas + - dma-names + +unevaluatedProperties: false + +examples: + - | + spi@80010000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "fsl,imx28-spi"; + reg = <0x80010000 0x2000>; + interrupts = <96>; + dmas = <&dma_apbh 0>; + dma-names = "rx-tx"; + };
Convert the MXS SPI binding to DT schema format using json-schema Signed-off-by: Anson Huang <Anson.Huang@nxp.com> --- Changes since V1: - add "unevaluatedProperties: false". --- Documentation/devicetree/bindings/spi/mxs-spi.txt | 26 ---------- Documentation/devicetree/bindings/spi/mxs-spi.yaml | 57 ++++++++++++++++++++++ 2 files changed, 57 insertions(+), 26 deletions(-) delete mode 100644 Documentation/devicetree/bindings/spi/mxs-spi.txt create mode 100644 Documentation/devicetree/bindings/spi/mxs-spi.yaml