| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/arm/arm,realview.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: ARM RealView Boards |
| 8 | |
| 9 | maintainers: |
| 10 | - Linus Walleij <linus.walleij@linaro.org> |
| 11 | |
| 12 | description: |+ |
| 13 | The ARM RealView series of reference designs were built to explore the ARM |
| 14 | 11, Cortex A-8 and Cortex A-9 CPUs. This included new features compared to |
| 15 | the earlier CPUs such as TrustZone and multicore (MPCore). |
| 16 | |
| 17 | properties: |
| 18 | $nodename: |
| 19 | const: '/' |
| 20 | compatible: |
| 21 | oneOf: |
| 22 | - description: ARM RealView Emulation Baseboard (HBI-0140) was created |
| 23 | as a generic platform to test different FPGA designs, and has |
| 24 | pluggable CPU modules, see ARM DUI 0303E. |
| 25 | items: |
| 26 | - const: arm,realview-eb |
| 27 | - description: ARM RealView Platform Baseboard for ARM1176JZF-S |
| 28 | (HBI-0147) was created as a development board to test ARM TrustZone, |
| 29 | CoreSight and Intelligent Energy Management (IEM) see ARM DUI 0425F. |
| 30 | items: |
| 31 | - const: arm,realview-pb1176 |
| 32 | - description: ARM RealView Platform Baseboard for ARM 11 MPCore |
| 33 | (HBI-0159, HBI-0175 and HBI-0176) was created to showcase |
| 34 | multiprocessing with ARM11 using MPCore using symmetric |
| 35 | multiprocessing (SMP). See ARM DUI 0351E. |
| 36 | items: |
| 37 | - const: arm,realview-pb11mp |
| 38 | - description: ARM RealView Platform Baseboard for Cortex-A8 (HBI-0178, |
| 39 | HBI-0176 and HBI-0175) was the first reference platform for the |
| 40 | Cortex CPU family, including a Cortex-A8 test chip. |
| 41 | items: |
| 42 | - const: arm,realview-pba8 |
| 43 | - description: ARM RealView Platform Baseboard Explore for Cortex-A9 |
| 44 | (HBI-0182 and HBI-0183) was the reference platform for the Cortex-A9 |
| 45 | CPU. |
| 46 | items: |
| 47 | - const: arm,realview-pbx |
| 48 | |
| 49 | soc: |
| 50 | description: All RealView boards must provide a soc node in the root of the |
| 51 | device tree, representing the System-on-Chip since these test chips are |
| 52 | rather complex. |
| 53 | type: object |
| 54 | properties: |
| 55 | compatible: |
| 56 | oneOf: |
| 57 | - items: |
| 58 | - const: arm,realview-eb-soc |
| 59 | - const: simple-bus |
| 60 | - items: |
| 61 | - const: arm,realview-pb1176-soc |
| 62 | - const: simple-bus |
| 63 | - items: |
| 64 | - const: arm,realview-pb11mp-soc |
| 65 | - const: simple-bus |
| 66 | - items: |
| 67 | - const: arm,realview-pba8-soc |
| 68 | - const: simple-bus |
| 69 | - items: |
| 70 | - const: arm,realview-pbx-soc |
| 71 | - const: simple-bus |
| 72 | |
| 73 | patternProperties: |
| 74 | "^.*syscon@[0-9a-f]+$": |
| 75 | type: object |
| 76 | description: All RealView boards must provide a syscon system controller |
| 77 | node inside the soc node. |
| 78 | |
| 79 | required: |
| 80 | - compatible |
| 81 | |
| 82 | required: |
| 83 | - compatible |
| 84 | - soc |
| 85 | |
| 86 | additionalProperties: true |
| 87 | |
| 88 | ... |