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