// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2016 Linaro. * Viresh Kumar <viresh.kumar@linaro.org> #include <linux/err.h>#include <linux/module.h>#include <linux/of.h>#include <linux/platform_device.h>#include "cpufreq-dt.h" /* * Machines for which the cpufreq device is *always* created, mostly used for * platforms using "operating-points" (V1) property. static const struct of_device_id allowlist[] __initconst = {"allwinner,sun4i-a10" , },"allwinner,sun5i-a10s" , },"allwinner,sun5i-a13" , },"allwinner,sun5i-r8" , },"allwinner,sun6i-a31" , },"allwinner,sun6i-a31s" , },"allwinner,sun7i-a20" , },"allwinner,sun8i-a23" , },"allwinner,sun8i-a83t" , },"allwinner,sun8i-h3" , },"apm,xgene-shadowcat" , },"arm,integrator-ap" , },"arm,integrator-cp" , },"hisilicon,hi3660" , },"fsl,imx27" , },"fsl,imx51" , },"fsl,imx53" , },"marvell,berlin" , },"marvell,pxa250" , },"marvell,pxa270" , },"samsung,exynos3250" , },"samsung,exynos4210" , },"samsung,exynos5250" , },#ifndef CONFIG_BL_SWITCHER"samsung,exynos5800" , },#endif "renesas,emev2" , },"renesas,r7s72100" , },"renesas,r8a73a4" , },"renesas,r8a7740" , },"renesas,r8a7742" , },"renesas,r8a7743" , },"renesas,r8a7744" , },"renesas,r8a7745" , },"renesas,r8a7778" , },"renesas,r8a7779" , },"renesas,r8a7790" , },"renesas,r8a7791" , },"renesas,r8a7792" , },"renesas,r8a7793" , },"renesas,r8a7794" , },"renesas,sh73a0" , },"rockchip,rk2928" , },"rockchip,rk3036" , },"rockchip,rk3066a" , },"rockchip,rk3066b" , },"rockchip,rk3188" , },"rockchip,rk3228" , },"rockchip,rk3288" , },"rockchip,rk3328" , },"rockchip,rk3366" , },"rockchip,rk3368" , },"rockchip,rk3399" ,struct cpufreq_dt_platform_data)true , },"st-ericsson,u8500" , },"st-ericsson,u8540" , },"st-ericsson,u9500" , },"st-ericsson,u9540" , },"starfive,jh7110" , },"ti,omap2" , },"ti,omap4" , },"ti,omap5" , },"xlnx,zynq-7000" , },"xlnx,zynqmp" , },/* * Machines for which the cpufreq device is *not* created, mostly used for * platforms using "operating-points-v2" property. static const struct of_device_id blocklist[] __initconst = {"airoha,en7581" , },"allwinner,sun50i-a100" },"allwinner,sun50i-h6" , },"allwinner,sun50i-h616" , },"allwinner,sun50i-h618" , },"allwinner,sun50i-h700" , },"apple,arm-platform" , },"arm,vexpress" , },"calxeda,highbank" , },"calxeda,ecx-2000" , },"fsl,imx7ulp" , },"fsl,imx7d" , },"fsl,imx7s" , },"fsl,imx8mq" , },"fsl,imx8mm" , },"fsl,imx8mn" , },"fsl,imx8mp" , },"marvell,armadaxp" , },"mediatek,mt2701" , },"mediatek,mt2712" , },"mediatek,mt7622" , },"mediatek,mt7623" , },"mediatek,mt8167" , },"mediatek,mt817x" , },"mediatek,mt8173" , },"mediatek,mt8176" , },"mediatek,mt8183" , },"mediatek,mt8186" , },"mediatek,mt8365" , },"mediatek,mt8516" , },"nvidia,tegra20" , },"nvidia,tegra30" , },"nvidia,tegra114" , },"nvidia,tegra124" , },"nvidia,tegra210" , },"nvidia,tegra234" , },"qcom,apq8096" , },"qcom,msm8909" , },"qcom,msm8996" , },"qcom,msm8998" , },"qcom,qcm2290" , },"qcom,qcm6490" , },"qcom,qcs404" , },"qcom,qdu1000" , },"qcom,sa8155p" },"qcom,sa8540p" },"qcom,sa8775p" },"qcom,sc7180" , },"qcom,sc7280" , },"qcom,sc8180x" , },"qcom,sc8280xp" , },"qcom,sdm670" , },"qcom,sdm845" , },"qcom,sdx75" , },"qcom,sm6115" , },"qcom,sm6350" , },"qcom,sm6375" , },"qcom,sm7225" , },"qcom,sm7325" , },"qcom,sm8150" , },"qcom,sm8250" , },"qcom,sm8350" , },"qcom,sm8450" , },"qcom,sm8550" , },"qcom,sm8650" , },"st,stih407" , },"st,stih410" , },"st,stih418" , },"ti,am33xx" , },"ti,am43" , },"ti,dra7" , },"ti,omap3" , },"ti,am625" , },"ti,am62a7" , },"ti,am62p5" , },"qcom,ipq5332" , },"qcom,ipq6018" , },"qcom,ipq8064" , },"qcom,ipq8074" , },"qcom,ipq9574" , },"qcom,apq8064" , },"qcom,msm8974" , },"qcom,msm8960" , },static bool __init cpu0_node_has_opp_v2_prop(void )struct device_node *np __free(device_node) = of_cpu_device_node_get(0);bool ret = false ;if (of_property_present(np, "operating-points-v2" ))true ;return ret;static int __init cpufreq_dt_platdev_init(void )struct device_node *np __free(device_node) = of_find_node_by_path("/" );const struct of_device_id *match;const void *data = NULL;if (!np)return -ENODEV;if (match) {goto create_pdev;if (cpu0_node_has_opp_v2_prop() && !of_match_node(blocklist, np))goto create_pdev;return -ENODEV;return PTR_ERR_OR_ZERO(platform_device_register_data(NULL, "cpufreq-dt" ,sizeof (struct cpufreq_dt_platform_data)));
Messung V0.5 C=99 H=89 G=94
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