18c2ecf20Sopenharmony_ci# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 28c2ecf20Sopenharmony_ci%YAML 1.2 38c2ecf20Sopenharmony_ci--- 48c2ecf20Sopenharmony_ci$id: http://devicetree.org/schemas/clock/qcom,a53pll.yaml# 58c2ecf20Sopenharmony_ci$schema: http://devicetree.org/meta-schemas/core.yaml# 68c2ecf20Sopenharmony_ci 78c2ecf20Sopenharmony_cititle: Qualcomm A53 PLL Binding 88c2ecf20Sopenharmony_ci 98c2ecf20Sopenharmony_cimaintainers: 108c2ecf20Sopenharmony_ci - Sivaprakash Murugesan <sivaprak@codeaurora.org> 118c2ecf20Sopenharmony_ci 128c2ecf20Sopenharmony_cidescription: 138c2ecf20Sopenharmony_ci The A53 PLL on few Qualcomm platforms is the main CPU PLL used used for 148c2ecf20Sopenharmony_ci frequencies above 1GHz. 158c2ecf20Sopenharmony_ci 168c2ecf20Sopenharmony_ciproperties: 178c2ecf20Sopenharmony_ci compatible: 188c2ecf20Sopenharmony_ci enum: 198c2ecf20Sopenharmony_ci - qcom,ipq6018-a53pll 208c2ecf20Sopenharmony_ci - qcom,msm8916-a53pll 218c2ecf20Sopenharmony_ci 228c2ecf20Sopenharmony_ci reg: 238c2ecf20Sopenharmony_ci maxItems: 1 248c2ecf20Sopenharmony_ci 258c2ecf20Sopenharmony_ci '#clock-cells': 268c2ecf20Sopenharmony_ci const: 0 278c2ecf20Sopenharmony_ci 288c2ecf20Sopenharmony_ci clocks: 298c2ecf20Sopenharmony_ci items: 308c2ecf20Sopenharmony_ci - description: board XO clock 318c2ecf20Sopenharmony_ci 328c2ecf20Sopenharmony_ci clock-names: 338c2ecf20Sopenharmony_ci items: 348c2ecf20Sopenharmony_ci - const: xo 358c2ecf20Sopenharmony_ci 368c2ecf20Sopenharmony_cirequired: 378c2ecf20Sopenharmony_ci - compatible 388c2ecf20Sopenharmony_ci - reg 398c2ecf20Sopenharmony_ci - '#clock-cells' 408c2ecf20Sopenharmony_ci 418c2ecf20Sopenharmony_ciadditionalProperties: false 428c2ecf20Sopenharmony_ci 438c2ecf20Sopenharmony_ciexamples: 448c2ecf20Sopenharmony_ci #Example 1 - A53 PLL found on MSM8916 devices 458c2ecf20Sopenharmony_ci - | 468c2ecf20Sopenharmony_ci a53pll: clock@b016000 { 478c2ecf20Sopenharmony_ci compatible = "qcom,msm8916-a53pll"; 488c2ecf20Sopenharmony_ci reg = <0xb016000 0x40>; 498c2ecf20Sopenharmony_ci #clock-cells = <0>; 508c2ecf20Sopenharmony_ci }; 518c2ecf20Sopenharmony_ci #Example 2 - A53 PLL found on IPQ6018 devices 528c2ecf20Sopenharmony_ci - | 538c2ecf20Sopenharmony_ci a53pll_ipq: clock-controller@b116000 { 548c2ecf20Sopenharmony_ci compatible = "qcom,ipq6018-a53pll"; 558c2ecf20Sopenharmony_ci reg = <0x0b116000 0x40>; 568c2ecf20Sopenharmony_ci #clock-cells = <0>; 578c2ecf20Sopenharmony_ci clocks = <&xo>; 588c2ecf20Sopenharmony_ci clock-names = "xo"; 598c2ecf20Sopenharmony_ci }; 60