rockchip_get_cpuclk_settings
rate = rockchip_get_cpuclk_settings(cpuclk, ndata->new_rate);
rate = rockchip_get_cpuclk_settings(cpuclk, ndata->new_rate);
rate = rockchip_get_cpuclk_settings(cpuclk, new_rate);
rate = rockchip_get_cpuclk_settings(cpuclk, new_rate);