stm32wba_clock.h

Go to the documentation of this file.

/*
 * Copyright (c) 2023 STMicroelectronics
 *
 * SPDX-License-Identifier: Apache-2.0
 */
#ifndef ZEPHYR_INCLUDE_DT_BINDINGS_CLOCK_STM32WBA_CLOCK_H_
#define ZEPHYR_INCLUDE_DT_BINDINGS_CLOCK_STM32WBA_CLOCK_H_
 
#include "stm32_common_clocks.h"
 
/* RM0493, Figure 30, clock tree */
 
/* defined in stm32_common_clocks.h */
/* Low speed clocks defined in stm32_common_clocks.h */
#define STM32_SRC_HSE           (STM32_SRC_LSI + 1)
#define STM32_SRC_HSI16         (STM32_SRC_HSE + 1)
#define STM32_SRC_HCLK1         (STM32_SRC_HSI16 + 1)
#define STM32_SRC_HCLK5         (STM32_SRC_HCLK1 + 1)
#define STM32_SRC_PCLK1         (STM32_SRC_HCLK5 + 1)
#define STM32_SRC_PCLK2         (STM32_SRC_PCLK1 + 1)
#define STM32_SRC_PCLK7         (STM32_SRC_PCLK2 + 1)
#define STM32_SRC_PLL1_P        (STM32_SRC_PCLK7 + 1)
#define STM32_SRC_PLL1_Q        (STM32_SRC_PLL1_P + 1)
#define STM32_SRC_PLL1_R        (STM32_SRC_PLL1_Q + 1)
 
#define STM32_SRC_CLOCK_MIN     STM32_SRC_PLL1_P
#define STM32_SRC_CLOCK_MAX     STM32_SRC_SYSCLK
 
#define STM32_CLOCK_BUS_AHB1    0x088
#define STM32_CLOCK_BUS_AHB2    0x08C
#define STM32_CLOCK_BUS_AHB4    0x094
#define STM32_CLOCK_BUS_AHB5    0x098
#define STM32_CLOCK_BUS_APB1    0x09C
#define STM32_CLOCK_BUS_APB1_2  0x0A0
#define STM32_CLOCK_BUS_APB2    0x0A4
#define STM32_CLOCK_BUS_APB7    0x0A8
 
#define STM32_PERIPH_BUS_MIN    STM32_CLOCK_BUS_AHB1
#define STM32_PERIPH_BUS_MAX    STM32_CLOCK_BUS_APB7
 
#define CCIPR1_REG              0xE0
#define CCIPR2_REG              0xE4
#define CCIPR3_REG              0xE8
#define BCDR1_REG               0xF0
 
#define USART1_SEL(val)         STM32_DT_CLOCK_SELECT((val), 3, 0, CCIPR1_REG)
#define USART2_SEL(val)         STM32_DT_CLOCK_SELECT((val), 3, 2, CCIPR1_REG)
#define I2C1_SEL(val)           STM32_DT_CLOCK_SELECT((val), 3, 10, CCIPR1_REG)
#define LPTIM2_SEL(val)         STM32_DT_CLOCK_SELECT((val), 3, 18, CCIPR1_REG)
#define SPI1_SEL(val)           STM32_DT_CLOCK_SELECT((val), 3, 20, CCIPR1_REG)
#define SYSTICK_SEL(val)        STM32_DT_CLOCK_SELECT((val), 3, 22, CCIPR1_REG)
#define TIMIC_SEL(val)          STM32_DT_CLOCK_SELECT((val), 1, 31, CCIPR1_REG)
#define RNG_SEL(val)            STM32_DT_CLOCK_SELECT((val), 3, 12, CCIPR2_REG)
#define LPUART1_SEL(val)        STM32_DT_CLOCK_SELECT((val), 3, 0, CCIPR3_REG)
#define SPI3_SEL(val)           STM32_DT_CLOCK_SELECT((val), 3, 3, CCIPR3_REG)
#define I2C3_SEL(val)           STM32_DT_CLOCK_SELECT((val), 3, 6, CCIPR3_REG)
#define LPTIM1_SEL(val)         STM32_DT_CLOCK_SELECT((val), 3, 10, CCIPR3_REG)
#define ADC_SEL(val)            STM32_DT_CLOCK_SELECT((val), 7, 12, CCIPR3_REG)
#define RTC_SEL(val)            STM32_DT_CLOCK_SELECT((val), 3, 8, BCDR1_REG)
#define CFGR1_REG               0x1C
#define MCO1_SEL(val)           STM32_DT_CLOCK_SELECT((val), 0xF, 24, CFGR1_REG)
#define MCO1_PRE(val)           STM32_DT_CLOCK_SELECT((val), 0x7, 28, CFGR1_REG)
 
/* MCO prescaler : division factor */
#define MCO_PRE_DIV_1 0
#define MCO_PRE_DIV_2 1
#define MCO_PRE_DIV_4 2
#define MCO_PRE_DIV_8 3
#define MCO_PRE_DIV_16 4
 
/* MCO clock output */
#define MCO_SEL_SYSCLKPRE 1
#define MCO_SEL_HSI16 3
#define MCO_SEL_HSE32 4
#define MCO_SEL_PLL1RCLK 5
#define MCO_SEL_LSI 6
#define MCO_SEL_LSE 7
#define MCO_SEL_PLL1PCLK 8
#define MCO_SEL_PLL1QCLK 9
#define MCO_SEL_HCLK5 10
 
 
#endif /* ZEPHYR_INCLUDE_DT_BINDINGS_CLOCK_STM32WBA_CLOCK_H_ */