in spmi-mtk-pmif.c [506:515]
static int mtk_spmi_remove(struct platform_device *pdev)
{
struct spmi_controller *ctrl = platform_get_drvdata(pdev);
struct pmif *arb = spmi_controller_get_drvdata(ctrl);
clk_bulk_disable_unprepare(arb->nclks, arb->clks);
spmi_controller_remove(ctrl);
spmi_controller_put(ctrl);
return 0;
}