Don't even try to request the clocks during of module initialization on non-Tegra20 machines (this is the case for a multi-platform kernel) for consistency.
Signed-off-by: Dmitry Osipenko <dig...@gmail.com> Acked-by: Viresh Kumar <viresh.ku...@linaro.org> Acked-by: Thierry Reding <tred...@nvidia.com> --- drivers/cpufreq/tegra20-cpufreq.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/cpufreq/tegra20-cpufreq.c b/drivers/cpufreq/tegra20-cpufreq.c index 36075aee2ff2..7b425ebe81e7 100644 --- a/drivers/cpufreq/tegra20-cpufreq.c +++ b/drivers/cpufreq/tegra20-cpufreq.c @@ -21,6 +21,7 @@ #include <linux/err.h> #include <linux/init.h> #include <linux/module.h> +#include <linux/of.h> #include <linux/types.h> static struct cpufreq_frequency_table freq_table[] = { @@ -158,6 +159,9 @@ static int __init tegra_cpufreq_init(void) { int err; + if (!of_machine_is_compatible("nvidia,tegra20")) + return -ENODEV; + cpu_clk = clk_get_sys(NULL, "cclk"); if (IS_ERR(cpu_clk)) return PTR_ERR(cpu_clk); -- 2.17.0