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73 lines
1.6 KiB
C
73 lines
1.6 KiB
C
/*
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* SPDX-FileCopyrightText: 2023 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#pragma once
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#include <stdint.h>
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#include "soc/clk_tree_defs.h"
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#include "soc/soc_caps.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief Get SOC_ROOT_CLK frequency
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*
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* @param cpu_clk_src One of the clock sources in soc_cpu_clk_src_t
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*
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* @return SOC ROOT clock frequency, in MHz. Returns 0 if input argument is invalid.
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*/
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uint32_t clk_hal_soc_root_get_freq_mhz(soc_cpu_clk_src_t cpu_clk_src);
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/**
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* @brief Get CPU_CLK frequency
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*
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* @return CPU clock frequency, in Hz. Returns 0 if internal clock configuration is invalid.
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*/
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uint32_t clk_hal_cpu_get_freq_hz(void);
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/**
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* @brief Get AHB_CLK frequency
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*
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* @return AHB clock frequency, in Hz. Returns 0 if internal clock configuration is invalid.
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*/
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uint32_t clk_hal_ahb_get_freq_hz(void);
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/**
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* @brief Get APB_CLK frequency
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*
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* @return APB clock frequency, in Hz. Returns 0 if internal clock configuration is invalid.
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*/
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uint32_t clk_hal_apb_get_freq_hz(void);
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/**
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* @brief Get LP_SLOW_CLK (i.e. RTC_SLOW_CLK) approximate frequency
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*
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* @return LP Slow clock frequency, in Hz. Returns 0 if LP_SLOW clock source is invalid.
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*/
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uint32_t clk_hal_lp_slow_get_freq_hz(void);
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/**
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* @brief Get XTAL_CLK frequency
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*
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* @return XTAL clock frequency, in MHz
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*/
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uint32_t clk_hal_xtal_get_freq_mhz(void);
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#if SOC_CLK_APLL_SUPPORTED
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/**
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* @brief Get APLL_CLK frequency
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*
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* @return APLL clock frequency, in Hz
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*/
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uint32_t clk_hal_apll_get_freq_hz(void);
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#endif //SOC_CLK_APLL_SUPPORTED
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#ifdef __cplusplus
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}
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#endif
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