12227e738SNeil Armstrong# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 22227e738SNeil Armstrong%YAML 1.2 32227e738SNeil Armstrong--- 42227e738SNeil Armstrong$id: http://devicetree.org/schemas/soc/amlogic/amlogic,meson-gx-clk-measure.yaml# 52227e738SNeil Armstrong$schema: http://devicetree.org/meta-schemas/core.yaml# 62227e738SNeil Armstrong 72227e738SNeil Armstrongtitle: Amlogic Internal Clock Measurer 82227e738SNeil Armstrong 92227e738SNeil Armstrongdescription: 102227e738SNeil Armstrong The Amlogic SoCs contains an IP to measure the internal clocks. 112227e738SNeil Armstrong The precision is multiple of MHz, useful to debug the clock states. 122227e738SNeil Armstrong 132227e738SNeil Armstrongmaintainers: 142227e738SNeil Armstrong - Neil Armstrong <neil.armstrong@linaro.org> 152227e738SNeil Armstrong 162227e738SNeil Armstrongproperties: 172227e738SNeil Armstrong compatible: 182227e738SNeil Armstrong enum: 192227e738SNeil Armstrong - amlogic,meson-gx-clk-measure 202227e738SNeil Armstrong - amlogic,meson8-clk-measure 212227e738SNeil Armstrong - amlogic,meson8b-clk-measure 222227e738SNeil Armstrong - amlogic,meson-axg-clk-measure 232227e738SNeil Armstrong - amlogic,meson-g12a-clk-measure 242227e738SNeil Armstrong - amlogic,meson-sm1-clk-measure 25ddcbc9d3SChuan Liu - amlogic,c3-clk-measure 26*fb80ff25SChuan Liu - amlogic,s4-clk-measure 272227e738SNeil Armstrong 282227e738SNeil Armstrong reg: 292227e738SNeil Armstrong maxItems: 1 302227e738SNeil Armstrong 312227e738SNeil Armstrongrequired: 322227e738SNeil Armstrong - compatible 332227e738SNeil Armstrong - reg 342227e738SNeil Armstrong 352227e738SNeil ArmstrongunevaluatedProperties: false 362227e738SNeil Armstrong 372227e738SNeil Armstrongexamples: 382227e738SNeil Armstrong - | 392227e738SNeil Armstrong clock-measure@8758 { 402227e738SNeil Armstrong compatible = "amlogic,meson-gx-clk-measure"; 412227e738SNeil Armstrong reg = <0x8758 0x10>; 422227e738SNeil Armstrong }; 43