56 lines
669 B
C
56 lines
669 B
C
/*
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* Copyright (c) 2006-2018, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2017-09-06 勤为本 first version
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*/
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#ifndef __OPENLOONGSON_CLOCK_H
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#define __OPENLOONGSON_CLOCK_H
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/*
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* 获取PLL频率
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* @ret PLL频率
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*/
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unsigned long clk_get_pll_rate(void);
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/*
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* 获取CPU频率
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* @ret CPU频率
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*/
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unsigned long clk_get_cpu_rate(void);
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/*
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* 获取DDR频率
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* @ret DDR频率
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*/
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unsigned long clk_get_ddr_rate(void);
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/*
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* 获取APB频率
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* @ret APB频率
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*/
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unsigned long clk_get_apb_rate(void);
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/*
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* 获取DC频率
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* @ret DC频率
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*/
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unsigned long clk_get_dc_rate(void);
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#endif
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