zephyr/drivers/clock_control/clock_stm32g0.c
Peter Bigot 0b0d2e640b treewide: use full path to clock_control/stm32_clock_control.h header
The build infrastructure should not be adding the drivers subdirectory
to the include path.  Fix the legacy uses that depended on that
addition.

Signed-off-by: Peter Bigot <peter.bigot@nordicsemi.no>
2020-01-26 17:52:12 +01:00

52 lines
1.1 KiB
C

/*
*
* Copyright (c) 2019 Ilya Tagunov
* Copyright (c) 2019 STMicroelectronics
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <soc.h>
#include <drivers/clock_control.h>
#include <sys/util.h>
#include <drivers/clock_control/stm32_clock_control.h>
#include "clock_stm32_ll_common.h"
#ifdef CONFIG_CLOCK_STM32_SYSCLK_SRC_PLL
/* Macros to fill up multiplication and division factors values */
#define z_pll_div(v) LL_RCC_PLLM_DIV_ ## v
#define pll_div(v) z_pll_div(v)
#define z_pllr(v) LL_RCC_PLLR_DIV_ ## v
#define pllr(v) z_pllr(v)
/**
* @brief Fill PLL configuration structure
*/
void config_pll_init(LL_UTILS_PLLInitTypeDef *pllinit)
{
pllinit->PLLN = CONFIG_CLOCK_STM32_PLL_N_MULTIPLIER;
pllinit->PLLM = pll_div(CONFIG_CLOCK_STM32_PLL_M_DIVISOR);
pllinit->PLLR = pllr(CONFIG_CLOCK_STM32_PLL_R_DIVISOR);
}
#endif /* CONFIG_CLOCK_STM32_SYSCLK_SRC_PLL */
/**
* @brief Activate default clocks
*/
void config_enable_default_clocks(void)
{
/* Do nothing */
}
/**
* @brief Function kept for driver genericity
*/
void LL_RCC_MSI_Disable(void)
{
/* Do nothing */
}