1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/arm/arm,vexpress-scc.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: ARM Versatile Express Serial Configuration Controller 8 9maintainers: 10 - Liviu Dudau <liviu.dudau@arm.com> 11 - Sudeep Holla <sudeep.holla@arm.com> 12 13description: | 14 Test chips for ARM Versatile Express platform implement SCC (Serial 15 Configuration Controller) interface, used to set initial conditions 16 for the test chip. 17 18 In some cases its registers are also mapped in normal address space 19 and can be used to obtain runtime information about the chip internals 20 (like silicon temperature sensors) and as interface to other subsystems 21 like platform configuration control and power management. 22 23properties: 24 compatible: 25 items: 26 - enum: 27 - arm,vexpress-scc,v2p-ca15_a7 28 - const: arm,vexpress-scc 29 30 reg: 31 maxItems: 1 32 33 interrupts: 34 maxItems: 1 35 36required: 37 - compatible 38 39additionalProperties: false 40 41examples: 42 - | 43 bus { 44 #address-cells = <2>; 45 #size-cells = <2>; 46 47 scc@7fff0000 { 48 compatible = "arm,vexpress-scc,v2p-ca15_a7", "arm,vexpress-scc"; 49 reg = <0 0x7fff0000 0 0x1000>; 50 interrupts = <0 95 4>; 51 }; 52 }; 53... 54