On 20/01/2023 15:10, Yann Sionneau wrote:
> +static int __init setup_cpuinfo(void)
> +{
> + int cpu;
> + struct clk *clk;
> + unsigned long cpu_freq = 1000000000;
> + struct device_node *node = of_get_cpu_node(0, NULL);
> +
> + clk = of_clk_get(node, 0);
> + if (IS_ERR(clk)) {
> + printk(KERN_WARNING
> + "Device tree missing CPU 'clock' parameter. Assuming
> frequency is 1GHZ");
> + goto setup_cpu_freq;
> + }
> +
> + cpu_freq = clk_get_rate(clk);
What about cpufreq? I don't think this is useful.
Best regards,
Krzysztof
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