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b753c3204d
- Update cpufreq-dt-platdev list for tegra, qcom, TI (Aaron Kling, Dhruva Gole, and Konrad Dybcio). - Minor improvements to the cpufreq / cpumask rust implementation (Alexandre Courbot, Alice Ryhl, Tamir Duberstein, and Yilin Chen). - Add support for AM62L3 SoC to ti-cpufreq driver (Dhruva Gole). - Update FIE arch_freq_scale in ticks for non-PCC regs (Jie Zhan). - Other minor cleanups / improvements (Felix Gu, Juan Martinez, Luca Weiss, and Sergey Shtylyov). -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEx73Crsp7f6M6scA70rkcPK6BEhwFAml4YIcACgkQ0rkcPK6B Ehx6hQ//Y8GoICqNQe6IrVQ6b9eJLB/YOP7vPyZuwc0iqT9YWXrMou5xlnmNW/IY zj0Wo3l3fidp6eDOo7f21mXALF9yt8kElKq411Oqcg4WVWyAXc9p6ODpWZp/G2/h JcmusAkwFPul0XE0QJmlJ54KqtsyjoSWQHtrPzOO54mJEhOL4dWQwqhWP046ed7T FVkNRLb7ysY3+weNuAg45SbVJ3FT/a7f8XbdGd5DAz96efbqTyFt+znhfsd3Xti+ sF75Mq1AEN0Vnfb8ZP4MZUCe7zeVdOVfLFqXXiW/qJOdbRgoD6k2uAOIt2NAcYU/ sbv6UjaW0NE0oTvKbJ8CLE4IIJudjRgVNjyyGlKHdjBVgMQQk9vr7DIedGLghink VABcyerIqhPFGkBkY0IXkLSmhNtKWoLN9w7sMeCwhE34l63Bnie3Sg9JLikRxaXK 6BAm3+8BiG30tg4WL1LX8UyssnMlUGvvOD9TCP4jOfLQeAk8wWgQ1D+CwWCB5o5j jtDwPTOCIN9UQT46lYS+kkqzwf4YTFVdA4c23Tod70gjrtm7Z1a7UzYNxoTGcGS3 VtrgVnlgPh3/I/95Qpsgoy5D1oeIz9znFoVv6ETPBINy4A4rAsYMA4DEASfM7tIY pNhbSTcbtDbp6Eo79hkh5J2ZGoJyTSthrX+irqOz+IQFp8fP9s4= =Zz3B -----END PGP SIGNATURE----- Merge tag 'cpufreq-arm-updates-7.0-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm Pull CPUFreq Arm updates for 7.0 from Viresh Kumar: "- Update cpufreq-dt-platdev list for tegra, qcom, TI (Aaron Kling, Dhruva Gole, and Konrad Dybcio). - Minor improvements to the cpufreq / cpumask rust implementation (Alexandre Courbot, Alice Ryhl, Tamir Duberstein, and Yilin Chen). - Add support for AM62L3 SoC to ti-cpufreq driver (Dhruva Gole). - Update FIE arch_freq_scale in ticks for non-PCC regs (Jie Zhan). - Other minor cleanups / improvements (Felix Gu, Juan Martinez, Luca Weiss, and Sergey Shtylyov)." * tag 'cpufreq-arm-updates-7.0-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm: cpufreq: scmi: Fix device_node reference leak in scmi_cpu_domain_id() cpufreq: ti-cpufreq: add support for AM62L3 SoC cpufreq: dt-platdev: Add ti,am62l3 to blocklist cpufreq/amd-pstate: Add comment explaining nominal_perf usage for performance policy cpufreq: scmi: correct SCMI explanation cpufreq: dt-platdev: Block the driver from probing on more QC platforms rust: cpumask: rename methods of Cpumask for clarity and consistency cpufreq: CPPC: Update FIE arch_freq_scale in ticks for non-PCC regs cpufreq: CPPC: Factor out cppc_fie_kworker_init() ACPI: CPPC: Factor out and export per-cpu cppc_perf_ctrs_in_pcc_cpu() rust: cpufreq: replace `kernel::c_str!` with C-Strings cpufreq: Add Tegra186 and Tegra194 to cpufreq-dt-platdev blocklist dt-bindings: cpufreq: qcom-hw: document Milos CPUFREQ Hardware rust: cpufreq: add __rust_helper to helpers rust: cpufreq: always inline functions using build_assert with arguments
245 lines
7.2 KiB
C
245 lines
7.2 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Copyright (C) 2016 Linaro.
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* Viresh Kumar <viresh.kumar@linaro.org>
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*/
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#include <linux/err.h>
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#include <linux/module.h>
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#include <linux/of.h>
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#include <linux/platform_device.h>
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#include "cpufreq-dt.h"
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/*
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* Machines for which the cpufreq device is *always* created, mostly used for
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* platforms using "operating-points" (V1) property.
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*/
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static const struct of_device_id allowlist[] __initconst = {
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{ .compatible = "allwinner,sun4i-a10", },
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{ .compatible = "allwinner,sun5i-a10s", },
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{ .compatible = "allwinner,sun5i-a13", },
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{ .compatible = "allwinner,sun5i-r8", },
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{ .compatible = "allwinner,sun6i-a31", },
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{ .compatible = "allwinner,sun6i-a31s", },
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{ .compatible = "allwinner,sun7i-a20", },
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{ .compatible = "allwinner,sun8i-a23", },
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{ .compatible = "allwinner,sun8i-a83t", },
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{ .compatible = "allwinner,sun8i-h3", },
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{ .compatible = "apm,xgene-shadowcat", },
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{ .compatible = "arm,integrator-ap", },
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{ .compatible = "arm,integrator-cp", },
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{ .compatible = "hisilicon,hi3660", },
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{ .compatible = "fsl,imx27", },
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{ .compatible = "fsl,imx51", },
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{ .compatible = "fsl,imx53", },
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{ .compatible = "marvell,berlin", },
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{ .compatible = "marvell,pxa250", },
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{ .compatible = "marvell,pxa270", },
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{ .compatible = "samsung,exynos3250", },
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{ .compatible = "samsung,exynos4210", },
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{ .compatible = "samsung,exynos5250", },
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#ifndef CONFIG_BL_SWITCHER
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{ .compatible = "samsung,exynos5800", },
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#endif
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{ .compatible = "renesas,emev2", },
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{ .compatible = "renesas,r7s72100", },
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{ .compatible = "renesas,r8a73a4", },
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{ .compatible = "renesas,r8a7740", },
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{ .compatible = "renesas,r8a7742", },
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{ .compatible = "renesas,r8a7743", },
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{ .compatible = "renesas,r8a7744", },
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{ .compatible = "renesas,r8a7745", },
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{ .compatible = "renesas,r8a7778", },
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{ .compatible = "renesas,r8a7779", },
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{ .compatible = "renesas,r8a7790", },
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{ .compatible = "renesas,r8a7791", },
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{ .compatible = "renesas,r8a7792", },
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{ .compatible = "renesas,r8a7793", },
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{ .compatible = "renesas,r8a7794", },
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{ .compatible = "renesas,sh73a0", },
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{ .compatible = "rockchip,rk2928", },
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{ .compatible = "rockchip,rk3036", },
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{ .compatible = "rockchip,rk3066a", },
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{ .compatible = "rockchip,rk3066b", },
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{ .compatible = "rockchip,rk3188", },
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{ .compatible = "rockchip,rk3228", },
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{ .compatible = "rockchip,rk3288", },
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{ .compatible = "rockchip,rk3328", },
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{ .compatible = "rockchip,rk3366", },
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{ .compatible = "rockchip,rk3368", },
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{ .compatible = "rockchip,rk3399",
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.data = &(struct cpufreq_dt_platform_data)
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{ .have_governor_per_policy = true, },
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},
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{ .compatible = "st-ericsson,u8500", },
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{ .compatible = "st-ericsson,u8540", },
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{ .compatible = "st-ericsson,u9500", },
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{ .compatible = "st-ericsson,u9540", },
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{ .compatible = "starfive,jh7110", },
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{ .compatible = "starfive,jh7110s", },
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{ .compatible = "ti,omap2", },
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{ .compatible = "ti,omap4", },
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{ .compatible = "ti,omap5", },
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{ .compatible = "xlnx,zynq-7000", },
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{ .compatible = "xlnx,zynqmp", },
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{ }
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};
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/*
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* Machines for which the cpufreq device is *not* created, mostly used for
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* platforms using "operating-points-v2" property.
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*/
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static const struct of_device_id blocklist[] __initconst = {
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{ .compatible = "airoha,an7583", },
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{ .compatible = "airoha,en7581", },
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{ .compatible = "allwinner,sun50i-a100" },
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{ .compatible = "allwinner,sun50i-h6", },
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{ .compatible = "allwinner,sun50i-h616", },
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{ .compatible = "allwinner,sun50i-h618", },
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{ .compatible = "allwinner,sun50i-h700", },
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{ .compatible = "apple,arm-platform", },
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{ .compatible = "arm,vexpress", },
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{ .compatible = "calxeda,highbank", },
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{ .compatible = "calxeda,ecx-2000", },
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{ .compatible = "fsl,imx7ulp", },
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{ .compatible = "fsl,imx7d", },
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{ .compatible = "fsl,imx7s", },
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{ .compatible = "fsl,imx8mq", },
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{ .compatible = "fsl,imx8mm", },
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{ .compatible = "fsl,imx8mn", },
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{ .compatible = "fsl,imx8mp", },
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{ .compatible = "marvell,armadaxp", },
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{ .compatible = "mediatek,mt2701", },
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{ .compatible = "mediatek,mt2712", },
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{ .compatible = "mediatek,mt7622", },
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{ .compatible = "mediatek,mt7623", },
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{ .compatible = "mediatek,mt8167", },
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{ .compatible = "mediatek,mt817x", },
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{ .compatible = "mediatek,mt8173", },
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{ .compatible = "mediatek,mt8176", },
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{ .compatible = "mediatek,mt8183", },
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{ .compatible = "mediatek,mt8186", },
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{ .compatible = "mediatek,mt8365", },
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{ .compatible = "mediatek,mt8516", },
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{ .compatible = "nvidia,tegra20", },
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{ .compatible = "nvidia,tegra30", },
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{ .compatible = "nvidia,tegra114", },
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{ .compatible = "nvidia,tegra124", },
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{ .compatible = "nvidia,tegra186", },
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{ .compatible = "nvidia,tegra194", },
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{ .compatible = "nvidia,tegra210", },
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{ .compatible = "nvidia,tegra234", },
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{ .compatible = "qcom,apq8096", },
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{ .compatible = "qcom,msm8909", },
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{ .compatible = "qcom,msm8996", },
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{ .compatible = "qcom,msm8998", },
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{ .compatible = "qcom,qcm2290", },
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{ .compatible = "qcom,qcm6490", },
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{ .compatible = "qcom,qcs404", },
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{ .compatible = "qcom,qdu1000", },
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{ .compatible = "qcom,sa8155p" },
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{ .compatible = "qcom,sa8540p" },
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{ .compatible = "qcom,sa8775p" },
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{ .compatible = "qcom,sc7180", },
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{ .compatible = "qcom,sc7280", },
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{ .compatible = "qcom,sc8180x", },
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{ .compatible = "qcom,sc8280xp", },
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{ .compatible = "qcom,sdm670", },
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{ .compatible = "qcom,sdm845", },
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{ .compatible = "qcom,sdx75", },
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{ .compatible = "qcom,sm6115", },
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{ .compatible = "qcom,sm6125", },
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{ .compatible = "qcom,sm6150", },
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{ .compatible = "qcom,sm6350", },
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{ .compatible = "qcom,sm6375", },
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{ .compatible = "qcom,sm7125", },
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{ .compatible = "qcom,sm7225", },
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{ .compatible = "qcom,sm7325", },
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{ .compatible = "qcom,sm8150", },
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{ .compatible = "qcom,sm8250", },
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{ .compatible = "qcom,sm8350", },
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{ .compatible = "qcom,sm8450", },
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{ .compatible = "qcom,sm8550", },
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{ .compatible = "qcom,sm8650", },
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{ .compatible = "st,stih407", },
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{ .compatible = "st,stih410", },
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{ .compatible = "st,stih418", },
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{ .compatible = "ti,am33xx", },
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{ .compatible = "ti,am43", },
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{ .compatible = "ti,dra7", },
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{ .compatible = "ti,omap3", },
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{ .compatible = "ti,am625", },
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{ .compatible = "ti,am62a7", },
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{ .compatible = "ti,am62d2", },
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{ .compatible = "ti,am62l3", },
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{ .compatible = "ti,am62p5", },
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{ .compatible = "qcom,ipq5332", },
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{ .compatible = "qcom,ipq5424", },
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{ .compatible = "qcom,ipq6018", },
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{ .compatible = "qcom,ipq8064", },
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{ .compatible = "qcom,ipq8074", },
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{ .compatible = "qcom,ipq9574", },
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{ .compatible = "qcom,apq8064", },
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{ .compatible = "qcom,msm8974", },
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{ .compatible = "qcom,msm8960", },
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{ }
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};
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static bool __init cpu0_node_has_opp_v2_prop(void)
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{
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struct device_node *np __free(device_node) = of_cpu_device_node_get(0);
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bool ret = false;
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if (of_property_present(np, "operating-points-v2"))
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ret = true;
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return ret;
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}
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static int __init cpufreq_dt_platdev_init(void)
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{
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const void *data = NULL;
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if (of_machine_device_match(allowlist)) {
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data = of_machine_get_match_data(allowlist);
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goto create_pdev;
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}
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if (cpu0_node_has_opp_v2_prop() && !of_machine_device_match(blocklist))
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goto create_pdev;
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return -ENODEV;
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create_pdev:
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return PTR_ERR_OR_ZERO(platform_device_register_data(NULL, "cpufreq-dt",
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-1, data,
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sizeof(struct cpufreq_dt_platform_data)));
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}
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core_initcall(cpufreq_dt_platdev_init);
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