1*4882a593Smuzhiyun# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2*4882a593Smuzhiyun%YAML 1.2 3*4882a593Smuzhiyun--- 4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/hwlock/qcom-hwspinlock.yaml# 5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml# 6*4882a593Smuzhiyun 7*4882a593Smuzhiyuntitle: Qualcomm Hardware Mutex Block 8*4882a593Smuzhiyun 9*4882a593Smuzhiyunmaintainers: 10*4882a593Smuzhiyun - Bjorn Andersson <bjorn.andersson@linaro.org> 11*4882a593Smuzhiyun 12*4882a593Smuzhiyundescription: 13*4882a593Smuzhiyun The hardware block provides mutexes utilized between different processors on 14*4882a593Smuzhiyun the SoC as part of the communication protocol used by these processors. 15*4882a593Smuzhiyun 16*4882a593Smuzhiyunproperties: 17*4882a593Smuzhiyun compatible: 18*4882a593Smuzhiyun enum: 19*4882a593Smuzhiyun - qcom,sfpb-mutex 20*4882a593Smuzhiyun - qcom,tcsr-mutex 21*4882a593Smuzhiyun 22*4882a593Smuzhiyun reg: 23*4882a593Smuzhiyun maxItems: 1 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun '#hwlock-cells': 26*4882a593Smuzhiyun const: 1 27*4882a593Smuzhiyun 28*4882a593Smuzhiyunrequired: 29*4882a593Smuzhiyun - compatible 30*4882a593Smuzhiyun - reg 31*4882a593Smuzhiyun - '#hwlock-cells' 32*4882a593Smuzhiyun 33*4882a593SmuzhiyunadditionalProperties: false 34*4882a593Smuzhiyun 35*4882a593Smuzhiyunexamples: 36*4882a593Smuzhiyun - | 37*4882a593Smuzhiyun tcsr_mutex: hwlock@1f40000 { 38*4882a593Smuzhiyun compatible = "qcom,tcsr-mutex"; 39*4882a593Smuzhiyun reg = <0x01f40000 0x40000>; 40*4882a593Smuzhiyun #hwlock-cells = <1>; 41*4882a593Smuzhiyun }; 42*4882a593Smuzhiyun... 43