// SPDX-License-Identifier: GPL-2.0/* * arch/sh/kernel/cpu/clock.c - SuperH clock framework * *  Copyright (C) 2005 - 2009  Paul Mundt * * This clock framework is derived from the OMAP version by: * *	Copyright (C) 2004 - 2008 Nokia Corporation *	Written by Tuukka Tikkanen <tuukka.tikkanen@elektrobit.com> * *  Modified for omap shared clock framework by Tony Lindgren <tony@atomide.com> */#include <linux/kernel.h>#include <linux/init.h>#include <linux/clk.h>#include <asm/clock.h>#include <asm/machvec.h> int __init clk_init(void){	int ret; #ifndef CONFIG_COMMON_CLK	ret = arch_clk_init();	if (unlikely(ret)) {		pr_err("%s: CPU clock registration failed.\n", __func__);		return ret;	}#endif 	if (sh_mv.mv_clk_init) {		ret = sh_mv.mv_clk_init();		if (unlikely(ret)) {			pr_err("%s: machvec clock initialization failed.\n",			       __func__);			return ret;		}	} #ifndef CONFIG_COMMON_CLK	/* Kick the child clocks.. */	recalculate_root_clocks(); 	/* Enable the necessary init clocks */	clk_enable_init_clocks();#endif 	return ret;}