On 16-03-22, 19:28, Sumit Gupta wrote: > @@ -442,6 +538,13 @@ static int tegra194_cpufreq_probe(struct platform_device *pdev) > if (!data->tables) > return -ENOMEM; > > + if (of_device_is_compatible(pdev->dev.of_node, "nvidia,tegra234-ccplex-cluster")) { Since you have soc specific data, that should be used here to know if you need to map registers or not. You shouldn't use device-compatible here again. > + /* mmio registers are used for frequency request and re-construction */ > + data->regs = devm_platform_ioremap_resource(pdev, 0); > + if (IS_ERR(data->regs)) > + return PTR_ERR(data->regs); > + } > + > platform_set_drvdata(pdev, data); > > bpmp = tegra_bpmp_get(&pdev->dev); > @@ -486,6 +589,7 @@ static int tegra194_cpufreq_remove(struct platform_device *pdev) > > static const struct of_device_id tegra194_cpufreq_of_match[] = { > { .compatible = "nvidia,tegra194-ccplex", .data = &tegra194_cpufreq_soc }, > + { .compatible = "nvidia,tegra234-ccplex-cluster", .data = &tegra234_cpufreq_soc }, > { /* sentinel */ } > }; > > -- > 2.17.1 -- viresh