bindings/arm/arm%2Cvexpress-juno.yaml

1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/arm/arm,vexpress-juno.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10   - Sudeep Holla <sudeep.holla@arm.com>
11   - Linus Walleij <linus.walleij@linaro.org>
15   multicore Cortex-A class systems. The Versatile Express family contains both
25   two different configurations ("memory maps"), care must be taken to include
37   further subvariants are released of the core tile, even more fine-granular
45       - description: CoreTile Express A9x4 (V2P-CA9) has 4 Cortex A9 CPU cores
49           - const: arm,vexpress,v2p-ca9
50           - const: arm,vexpress
51       - description: CoreTile Express A5x2 (V2P-CA5s) has 2 Cortex A5 CPU cores
55           - const: arm,vexpress,v2p-ca5s
56           - const: arm,vexpress
57       - description: Coretile Express A15x2 (V2P-CA15) has 2 Cortex A15 CPU
61           - const: arm,vexpress,v2p-ca15
62           - const: arm,vexpress
63       - description: CoreTile Express A15x4 (V2P-CA15, HBI-0237A) has 4 Cortex
67           - const: arm,vexpress,v2p-ca15,tc1
68           - const: arm,vexpress,v2p-ca15
69           - const: arm,vexpress
70       - description: Coretile Express A15x2 A7x3 (V2P-CA15_A7) has 2 Cortex A15
74           - const: arm,vexpress,v2p-ca15_a7
75           - const: arm,vexpress
76       - description: LogicTile Express 20MG (V2F-1XV7) has 2 Cortex A53 CPU
79           - const: arm,vexpress,v2f-1xv7,ca53x2
80           - const: arm,vexpress,v2f-1xv7
81           - const: arm,vexpress
82       - description: Arm Versatile Express Juno "r0" (the first Juno board,
83           V2M-Juno) was introduced as a vehicle for evaluating big.LITTLE on
88           - const: arm,juno
89           - const: arm,vexpress
90       - description: Arm Versatile Express Juno r1 Development Platform
91           (V2M-Juno r1) was introduced mainly aimed at development of PCIe
96           - const: arm,juno-r1
97           - const: arm,juno
98           - const: arm,vexpress
99       - description: Arm Versatile Express Juno r2 Development Platform
100           (V2M-Juno r2). It has the same feature set as Juno r0 and r1. See
103           - const: arm,juno-r2
104           - const: arm,juno
105           - const: arm,vexpress
106       - description: Arm AEMv8a Versatile Express Real-Time System Model
110           - const: arm,rtsm_ve,aemv8a
111           - const: arm,vexpress
112       - description: Arm FVP (Fixed Virtual Platform) base model revision C
115           - const: arm,fvp-base-revc
116           - const: arm,vexpress
117       - description: Arm Foundation model for Aarch64
119           - const: arm,foundation-aarch64
120           - const: arm,vexpress
137   "^bus@[0-9a-f]+$":
138     description: Static Memory Bus (SMB) node, if this exists it describes
141       in a subnode named "motherboard-bus". Sometimes the compatible includes
142       "arm,vexpress,v2?-p1" sometimes (on software models) is is just
143       "simple-bus". If the compatible is placed in the "motherboard-bus" node,
146     $ref: /schemas/simple-bus.yaml
152           - items:
153               - enum:
154                   - arm,vexpress,v2m-p1
155                   - arm,vexpress,v2p-p1
156               - const: simple-bus
157           - const: simple-bus
160       '^motherboard-bus@':
163           node using 2 address cells corresponding to the Static Memory Bus
169           "#address-cells":
171           "#size-cells":
177               - enum:
178                   - arm,vexpress,v2m-p1
179                   - arm,vexpress,v2p-p1
180               - const: simple-bus
181           arm,v2m-memory-map:
182             description: This describes the memory map type.
185               - rs1
186               - rs2
205           - compatible
211       - compatible
214   - if:
219               - arm,vexpress,v2p-ca9
220               - arm,vexpress,v2p-ca5s
221               - arm,vexpress,v2p-ca15
222               - arm,vexpress,v2p-ca15_a7
223               - arm,vexpress,v2f-1xv7,ca53x2
226         - arm,hbi