| Message ID | 20210115153901.31052-2-zajec5@gmail.com |
|---|---|
| State | Superseded |
| Headers | show |
| Series | [1/3] dt-bindings: mtd: move partition binding to its own file | expand |
On Fri, Jan 15, 2021 at 04:39:00PM +0100, Rafał Miłecki wrote: > From: Rafał Miłecki <rafal@milecki.pl> > > BCM4908 uses fixed partitions layout but function of some partitions may > vary. Some devices use multiple firmware partitions and those should be > marked to let system discover their purpose. > > Signed-off-by: Rafał Miłecki <rafal@milecki.pl> > --- > .../partitions/brcm,bcm4908-partitions.yaml | 68 +++++++++++++++++++ > 1 file changed, 68 insertions(+) > create mode 100644 Documentation/devicetree/bindings/mtd/partitions/brcm,bcm4908-partitions.yaml > > diff --git a/Documentation/devicetree/bindings/mtd/partitions/brcm,bcm4908-partitions.yaml b/Documentation/devicetree/bindings/mtd/partitions/brcm,bcm4908-partitions.yaml > new file mode 100644 > index 000000000000..4090b61a3da7 > --- /dev/null > +++ b/Documentation/devicetree/bindings/mtd/partitions/brcm,bcm4908-partitions.yaml > @@ -0,0 +1,68 @@ > +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/mtd/partitions/brcm,bcm4908-partitions.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Broadcom BCM4908 partitioning > + > +description: | > + Broadcom BCM4908 CFE bootloader supports two firmware partitions. One is used > + for regular booting, the other is treated as fallback. > + > + This binding allows defining all fixed partitions and marking those containing > + firmware. System can use that information e.g. for booting or flashing > + purposes. > + > +maintainers: > + - Rafał Miłecki <rafal@milecki.pl> > + > +properties: > + compatible: > + const: brcm,bcm4908-partitions > + > + "#address-cells": true > + > + "#size-cells": true limit these to 1 and 2? > + > +patternProperties: > + "@[0-9a-f]+$": ^partition@... > + allOf: You can drop 'allOf'. > + - $ref: "partition.yaml#" > + - properties: > + compatible: > + const: brcm,bcm4908-firmware Also needs 'unevaluatedProperties: false' > + > +required: > + - "#address-cells" > + - "#size-cells" > + > +additionalProperties: false > + > +examples: > + - | > + partitions { > + compatible = "brcm,bcm4908-partitions"; > + #address-cells = <1>; > + #size-cells = <1>; > + > + partition@0 { > + label = "cferom"; > + reg = <0x0 0x100000>; > + }; > + > + partition@100000 { > + compatible = "brcm,bcm4908-firmware"; > + reg = <0x100000 0xf00000>; > + }; > + > + partition@1000000 { > + compatible = "brcm,bcm4908-firmware"; > + reg = <0x1000000 0xf00000>; > + }; > + > + partition@1f00000 { > + label = "calibration"; > + reg = <0x1f00000 0x100000>; > + }; > + }; > -- > 2.26.2 >
diff --git a/Documentation/devicetree/bindings/mtd/partitions/brcm,bcm4908-partitions.yaml b/Documentation/devicetree/bindings/mtd/partitions/brcm,bcm4908-partitions.yaml new file mode 100644 index 000000000000..4090b61a3da7 --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/partitions/brcm,bcm4908-partitions.yaml @@ -0,0 +1,68 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mtd/partitions/brcm,bcm4908-partitions.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom BCM4908 partitioning + +description: | + Broadcom BCM4908 CFE bootloader supports two firmware partitions. One is used + for regular booting, the other is treated as fallback. + + This binding allows defining all fixed partitions and marking those containing + firmware. System can use that information e.g. for booting or flashing + purposes. + +maintainers: + - Rafał Miłecki <rafal@milecki.pl> + +properties: + compatible: + const: brcm,bcm4908-partitions + + "#address-cells": true + + "#size-cells": true + +patternProperties: + "@[0-9a-f]+$": + allOf: + - $ref: "partition.yaml#" + - properties: + compatible: + const: brcm,bcm4908-firmware + +required: + - "#address-cells" + - "#size-cells" + +additionalProperties: false + +examples: + - | + partitions { + compatible = "brcm,bcm4908-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "cferom"; + reg = <0x0 0x100000>; + }; + + partition@100000 { + compatible = "brcm,bcm4908-firmware"; + reg = <0x100000 0xf00000>; + }; + + partition@1000000 { + compatible = "brcm,bcm4908-firmware"; + reg = <0x1000000 0xf00000>; + }; + + partition@1f00000 { + label = "calibration"; + reg = <0x1f00000 0x100000>; + }; + };