stm32mp1_clkfunc.h 684 Bytes
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/*
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 * Copyright (c) 2017-2019, STMicroelectronics - All Rights Reserved
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 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

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#ifndef STM32MP1_CLKFUNC_H
#define STM32MP1_CLKFUNC_H
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#include <stdbool.h>

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#include <libfdt.h>

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enum stm32mp_osc_id {
	_HSI,
	_HSE,
	_CSI,
	_LSI,
	_LSE,
	_I2S_CKIN,
	_USB_PHY_48,
	NB_OSC,
	_UNKNOWN_OSC_ID = 0xFF
};

extern const char *stm32mp_osc_node_label[NB_OSC];

int fdt_osc_read_freq(const char *name, uint32_t *freq);
bool fdt_osc_read_bool(enum stm32mp_osc_id osc_id, const char *prop_name);
uint32_t fdt_osc_read_uint32_default(enum stm32mp_osc_id osc_id,
				     const char *prop_name,
				     uint32_t dflt_value);

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#endif /* STM32MP1_CLKFUNC_H */