| Message ID | 20201222081057.26401-1-alice.guo@oss.nxp.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [v9,1/4] dt-bindings: soc: imx8m: add DT Binding doc for soc unique ID | expand |
On Tue, Dec 22, 2020 at 04:10:54PM +0800, Alice Guo (OSS) wrote: > From: Alice Guo <alice.guo@nxp.com> > > Add DT Binding doc for the Unique ID of i.MX 8M series. > > Signed-off-by: Alice Guo <alice.guo@nxp.com> > --- > > Changes for v9: > - add additionalProperties for "^soc@[0-9a-f]+$" > - add examples > Changes for v8: > - match soc node with regular expression > Changes for v7: > - change to a separate schema file > Changes for v6: > - none > Changes for v5: > - correct the error of using allOf > Changes for v4: > - use allOf to limit new version DTS files for i.MX8M to include > "fsl,imx8m*-soc", nvmem-cells and nvmem-cells-names > Changes for v3: > - put it into Documentation/devicetree/bindings/arm/fsl.yaml > - modify the description of nvmem-cells > - use "make ARCH=arm64 dtbs_check" to make sure it is right > Changes for v2: > - remove the subject prefix "LF-2571-1" > > .../bindings/soc/imx/imx8m-soc.yaml | 86 +++++++++++++++++++ > 1 file changed, 86 insertions(+) > create mode 100644 Documentation/devicetree/bindings/soc/imx/imx8m-soc.yaml > Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org> Best regards, Krzysztof
On Tue, 22 Dec 2020 16:10:54 +0800, Alice Guo (OSS) wrote: > From: Alice Guo <alice.guo@nxp.com> > > Add DT Binding doc for the Unique ID of i.MX 8M series. > > Signed-off-by: Alice Guo <alice.guo@nxp.com> > --- > > Changes for v9: > - add additionalProperties for "^soc@[0-9a-f]+$" > - add examples > Changes for v8: > - match soc node with regular expression > Changes for v7: > - change to a separate schema file > Changes for v6: > - none > Changes for v5: > - correct the error of using allOf > Changes for v4: > - use allOf to limit new version DTS files for i.MX8M to include > "fsl,imx8m*-soc", nvmem-cells and nvmem-cells-names > Changes for v3: > - put it into Documentation/devicetree/bindings/arm/fsl.yaml > - modify the description of nvmem-cells > - use "make ARCH=arm64 dtbs_check" to make sure it is right > Changes for v2: > - remove the subject prefix "LF-2571-1" > > .../bindings/soc/imx/imx8m-soc.yaml | 86 +++++++++++++++++++ > 1 file changed, 86 insertions(+) > create mode 100644 Documentation/devicetree/bindings/soc/imx/imx8m-soc.yaml > Reviewed-by: Rob Herring <robh@kernel.org>
diff --git a/Documentation/devicetree/bindings/soc/imx/imx8m-soc.yaml b/Documentation/devicetree/bindings/soc/imx/imx8m-soc.yaml new file mode 100644 index 000000000000..effcc72f9425 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/imx/imx8m-soc.yaml @@ -0,0 +1,86 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/imx/imx8m-soc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP i.MX8M Series SoC + +maintainers: + - Alice Guo <alice.guo@nxp.com> + +description: | + NXP i.MX8M series SoCs contain fuse entries from which SoC Unique ID can be + obtained. + +select: + properties: + compatible: + contains: + enum: + - fsl,imx8mm + - fsl,imx8mn + - fsl,imx8mp + - fsl,imx8mq + required: + - compatible + +patternProperties: + "^soc@[0-9a-f]+$": + type: object + properties: + compatible: + items: + - enum: + - fsl,imx8mm-soc + - fsl,imx8mn-soc + - fsl,imx8mp-soc + - fsl,imx8mq-soc + - const: simple-bus + + "#address-cells": + const: 1 + + "#size-cells": + const: 1 + + ranges: true + + dma-ranges: true + + nvmem-cells: + maxItems: 1 + description: Phandle to the SOC Unique ID provided by a nvmem node + + nvmem-cell-names: + const: soc_unique_id + + required: + - compatible + - nvmem-cells + - nvmem-cell-names + + additionalProperties: + type: object + +additionalProperties: true + +examples: + - | + / { + model = "FSL i.MX8MM EVK board"; + compatible = "fsl,imx8mm-evk", "fsl,imx8mm"; + #address-cells = <2>; + #size-cells = <2>; + + soc@0 { + compatible = "fsl,imx8mm-soc", "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0x0 0x0 0x3e000000>; + nvmem-cells = <&imx8mm_uid>; + nvmem-cell-names = "soc_unique_id"; + }; + }; + +...