This implements the top-level schema for the ARM RealView platforms. Cc: Sudeep Holla <sudeep.holla@xxxxxxx> Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx> --- ChangeLog v1->v2: - No changes --- .../devicetree/bindings/arm/arm,realview.yaml | 123 ++++++++++++++++++ 1 file changed, 123 insertions(+) create mode 100644 Documentation/devicetree/bindings/arm/arm,realview.yaml diff --git a/Documentation/devicetree/bindings/arm/arm,realview.yaml b/Documentation/devicetree/bindings/arm/arm,realview.yaml new file mode 100644 index 000000000000..d6e85d198afe --- /dev/null +++ b/Documentation/devicetree/bindings/arm/arm,realview.yaml @@ -0,0 +1,123 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/arm/arm,realview.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ARM RealView Boards Device Tree Bindings + +maintainers: + - Linus Walleij <linus.walleij@xxxxxxxxxx> + +description: |+ + The ARM RealView series of reference designs were built to explore the ARM + 11, Cortex A-8 and Cortex A-9 CPUs. This included new features compared to + the earlier CPUs such as TrustZone and multicore (MPCore). + +properties: + $nodename: + const: '/' + compatible: + oneOf: + - description: ARM RealView Emulation Baseboard (HBI-0140) was created + as a generic platform to test different FPGA designs, and has + pluggable CPU modules, see ARM DUI 0303E. + items: + - const: arm,realview-eb + - description: ARM RealView Platform Baseboard for ARM1176JZF-S + (HBI-0147) was created as a development board to test ARM TrustZone, + CoreSight and Intelligent Energy Management (IEM) see ARM DUI 0425F. + items: + - const: arm,realview-pb1176 + - description: ARM RealView Platform Baseboard for ARM 11 MPCore + (HBI-0159, HBI-0175 and HBI-0176) was created to showcase + multiprocessing with ARM11 using MPCore using symmetric + multiprocessing (SMP). See ARM DUI 0351E. + items: + - const: arm,realview-pb11mp + - description: ARM RealView Platform Baseboard for Cortex-A8 (HBI-0178, + HBI-0176 and HBI-0175) was the first reference platform for the + Cortex CPU family, including a Cortex-A8 test chip. + items: + - const: arm,realview-pba8 + - description: ARM RealView Platform Baseboard Explore for Cortex-A9 + (HBI-0182 and HBI-0183) was the reference platform for the Cortex-A9 + CPU. + items: + - const: arm,realview-pbx + + soc: + description: All RealView boards must provide a soc node in the root of the + device tree, representing the System-on-Chip since these test chips are + rather complex. + type: object + properties: + compatible: + oneOf: + - items: + - const: arm,realview-eb-soc + - const: simple-bus + - items: + - const: arm,realview-pb1176-soc + - const: simple-bus + - items: + - const: arm,realview-pb11mp-soc + - const: simple-bus + - items: + - const: arm,realview-pba8-soc + - const: simple-bus + - items: + - const: arm,realview-pbx-soc + - const: simple-bus + + patternProperties: + "^.*syscon@[0-9a-f]+$": + type: object + description: All RealView boards must provide a syscon system controller + node inside the soc node. + properties: + compatible: + oneOf: + - items: + - const: arm,realview-eb11mp-revb-syscon + - const: arm,realview-eb-syscon + - const: syscon + - const: simple-mfd + - items: + - const: arm,realview-eb11mp-revc-syscon + - const: arm,realview-eb-syscon + - const: syscon + - const: simple-mfd + - items: + - const: arm,realview-eb-syscon + - const: syscon + - const: simple-mfd + - items: + - const: arm,realview-pb1176-syscon + - const: syscon + - const: simple-mfd + - items: + - const: arm,realview-pb11mp-syscon + - const: syscon + - const: simple-mfd + - items: + - const: arm,realview-pba8-syscon + - const: syscon + - const: simple-mfd + - items: + - const: arm,realview-pbx-syscon + - const: syscon + - const: simple-mfd + + required: + - compatible + - reg + + required: + - compatible + +required: + - compatible + - soc + +... -- 2.24.1
