stm32u5_clock.h File Reference

#include "stm32_common_clocks.h"

Go to the source code of this file.

Macros
#define	STM32_SRC_HSE   (STM32_SRC_LSI + 1)
	Domain clocks.
#define	STM32_SRC_HSI16   (STM32_SRC_HSE + 1)
#define	STM32_SRC_HSI48   (STM32_SRC_HSI16 + 1)
#define	STM32_SRC_MSIS   (STM32_SRC_HSI48 + 1)
#define	STM32_SRC_MSIK   (STM32_SRC_MSIS + 1)
#define	STM32_SRC_HCLK   (STM32_SRC_MSIK + 1)
	Bus clock.
#define	STM32_SRC_PCLK1   (STM32_SRC_HCLK + 1)
#define	STM32_SRC_PCLK2   (STM32_SRC_PCLK1 + 1)
#define	STM32_SRC_PCLK3   (STM32_SRC_PCLK2 + 1)
#define	STM32_SRC_TIMPCLK1   (STM32_SRC_PCLK3 + 1)
#define	STM32_SRC_TIMPCLK2   (STM32_SRC_TIMPCLK1 + 1)
#define	STM32_SRC_PLL1_P   (STM32_SRC_TIMPCLK2 + 1)
	PLL outputs.
#define	STM32_SRC_PLL1_Q   (STM32_SRC_PLL1_P + 1)
#define	STM32_SRC_PLL1_R   (STM32_SRC_PLL1_Q + 1)
#define	STM32_SRC_PLL2_P   (STM32_SRC_PLL1_R + 1)
#define	STM32_SRC_PLL2_Q   (STM32_SRC_PLL2_P + 1)
#define	STM32_SRC_PLL2_R   (STM32_SRC_PLL2_Q + 1)
#define	STM32_SRC_PLL3_P   (STM32_SRC_PLL2_R + 1)
#define	STM32_SRC_PLL3_Q   (STM32_SRC_PLL3_P + 1)
#define	STM32_SRC_PLL3_R   (STM32_SRC_PLL3_Q + 1)
#define	STM32_SRC_DSIPHY   (STM32_SRC_PLL3_R + 1)
	DSI PHY clock.
#define	STM32_CLOCK_BUS_AHB1   0x088
	Clock muxes.
#define	STM32_CLOCK_BUS_AHB2   0x08C
#define	STM32_CLOCK_BUS_AHB2_2   0x090
#define	STM32_CLOCK_BUS_AHB3   0x094
#define	STM32_CLOCK_BUS_APB1   0x09C
#define	STM32_CLOCK_BUS_APB1_2   0x0A0
#define	STM32_CLOCK_BUS_APB2   0x0A4
#define	STM32_CLOCK_BUS_APB3   0x0A8
#define	STM32_PERIPH_BUS_MIN   STM32_CLOCK_BUS_AHB1
#define	STM32_PERIPH_BUS_MAX   STM32_CLOCK_BUS_APB3
#define	CCIPR1_REG   0xE0
	RCC_CCIPRx register offset (RM0456.pdf)
#define	CCIPR2_REG   0xE4
#define	CCIPR3_REG   0xE8
#define	BDCR_REG   0xF0
	RCC_BDCR register offset.
#define	CFGR1_REG   0x1C
	RCC_CFGRx register offset.
#define	USART1_SEL(val)   STM32_DT_CLOCK_SELECT((val), 1, 0, CCIPR1_REG)
	Device domain clocks selection helpers.
#define	USART2_SEL(val)   STM32_DT_CLOCK_SELECT((val), 3, 2, CCIPR1_REG)
#define	USART3_SEL(val)   STM32_DT_CLOCK_SELECT((val), 5, 4, CCIPR1_REG)
#define	UART4_SEL(val)   STM32_DT_CLOCK_SELECT((val), 7, 6, CCIPR1_REG)
#define	UART5_SEL(val)   STM32_DT_CLOCK_SELECT((val), 9, 8, CCIPR1_REG)
#define	I2C1_SEL(val)   STM32_DT_CLOCK_SELECT((val), 11, 10, CCIPR1_REG)
#define	I2C2_SEL(val)   STM32_DT_CLOCK_SELECT((val), 13, 12, CCIPR1_REG)
#define	I2C4_SEL(val)   STM32_DT_CLOCK_SELECT((val), 15, 14, CCIPR1_REG)
#define	SPI2_SEL(val)   STM32_DT_CLOCK_SELECT((val), 17, 16, CCIPR1_REG)
#define	LPTIM2_SEL(val)   STM32_DT_CLOCK_SELECT((val), 19, 18, CCIPR1_REG)
#define	SPI1_SEL(val)   STM32_DT_CLOCK_SELECT((val), 21, 20, CCIPR1_REG)
#define	SYSTICK_SEL(val)   STM32_DT_CLOCK_SELECT((val), 23, 22, CCIPR1_REG)
#define	FDCAN1_SEL(val)   STM32_DT_CLOCK_SELECT((val), 25, 24, CCIPR1_REG)
#define	ICKLK_SEL(val)   STM32_DT_CLOCK_SELECT((val), 27, 26, CCIPR1_REG)
#define	TIMIC_SEL(val)   STM32_DT_CLOCK_SELECT((val), 31, 29, CCIPR1_REG)
#define	MDF1_SEL(val)   STM32_DT_CLOCK_SELECT((val), 2, 0, CCIPR2_REG)
	CCIPR2 devices.
#define	SAI1_SEL(val)   STM32_DT_CLOCK_SELECT((val), 7, 5, CCIPR2_REG)
#define	SAI2_SEL(val)   STM32_DT_CLOCK_SELECT((val), 10, 8, CCIPR2_REG)
#define	SAE_SEL(val)   STM32_DT_CLOCK_SELECT((val), 11, 11, CCIPR2_REG)
#define	RNG_SEL(val)   STM32_DT_CLOCK_SELECT((val), 13, 12, CCIPR2_REG)
#define	SDMMC_SEL(val)   STM32_DT_CLOCK_SELECT((val), 14, 14, CCIPR2_REG)
#define	DSI_SEL(val)   STM32_DT_CLOCK_SELECT((val), 15, 15, CCIPR2_REG)
#define	USART6_SEL(val)   STM32_DT_CLOCK_SELECT((val), 16, 16, CCIPR2_REG)
#define	LTDC_SEL(val)   STM32_DT_CLOCK_SELECT((val), 18, 18, CCIPR2_REG)
#define	OCTOSPI_SEL(val)   STM32_DT_CLOCK_SELECT((val), 21, 20, CCIPR2_REG)
#define	HSPI_SEL(val)   STM32_DT_CLOCK_SELECT((val), 23, 22, CCIPR2_REG)
#define	I2C5_SEL(val)   STM32_DT_CLOCK_SELECT((val), 25, 24, CCIPR2_REG)
#define	I2C6_SEL(val)   STM32_DT_CLOCK_SELECT((val), 27, 26, CCIPR2_REG)
#define	OTGHS_SEL(val)   STM32_DT_CLOCK_SELECT((val), 31, 30, CCIPR2_REG)
#define	LPUART1_SEL(val)   STM32_DT_CLOCK_SELECT((val), 2, 0, CCIPR3_REG)
	CCIPR3 devices.
#define	SPI3_SEL(val)   STM32_DT_CLOCK_SELECT((val), 4, 3, CCIPR3_REG)
#define	I2C3_SEL(val)   STM32_DT_CLOCK_SELECT((val), 7, 6, CCIPR3_REG)
#define	LPTIM34_SEL(val)   STM32_DT_CLOCK_SELECT((val), 9, 8, CCIPR3_REG)
#define	LPTIM1_SEL(val)   STM32_DT_CLOCK_SELECT((val), 11, 10, CCIPR3_REG)
#define	ADCDAC_SEL(val)   STM32_DT_CLOCK_SELECT((val), 14, 12, CCIPR3_REG)
#define	DAC1_SEL(val)   STM32_DT_CLOCK_SELECT((val), 15, 15, CCIPR3_REG)
#define	ADF1_SEL(val)   STM32_DT_CLOCK_SELECT((val), 18, 16, CCIPR3_REG)
#define	RTC_SEL(val)   STM32_DT_CLOCK_SELECT((val), 9, 8, BDCR_REG)
	BDCR devices.
#define	MCO1_SEL(val)   STM32_DT_CLOCK_SELECT((val), 27, 24, CFGR1_REG)
	CFGR1 devices.
#define	MCO1_PRE(val)   STM32_DT_CLOCK_SELECT((val), 30, 28, CFGR1_REG)
#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

Macro Definition Documentation

ADCDAC_SEL

#define ADCDAC_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 14, 12, CCIPR3_REG)

ADF1_SEL

#define ADF1_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 18, 16, CCIPR3_REG)

BDCR_REG

#define BDCR_REG   0xF0

RCC_BDCR register offset.

CCIPR1_REG

#define CCIPR1_REG   0xE0

RCC_CCIPRx register offset (RM0456.pdf)

CCIPR2_REG

#define CCIPR2_REG   0xE4

CCIPR3_REG

#define CCIPR3_REG   0xE8

CFGR1_REG

#define CFGR1_REG   0x1C

RCC_CFGRx register offset.

DAC1_SEL

#define DAC1_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 15, 15, CCIPR3_REG)

DSI_SEL

#define DSI_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 15, 15, CCIPR2_REG)

FDCAN1_SEL

#define FDCAN1_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 25, 24, CCIPR1_REG)

HSPI_SEL

#define HSPI_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 23, 22, CCIPR2_REG)

I2C1_SEL

#define I2C1_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 11, 10, CCIPR1_REG)

I2C2_SEL

#define I2C2_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 13, 12, CCIPR1_REG)

I2C3_SEL

#define I2C3_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 7, 6, CCIPR3_REG)

I2C4_SEL

#define I2C4_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 15, 14, CCIPR1_REG)

I2C5_SEL

#define I2C5_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 25, 24, CCIPR2_REG)

I2C6_SEL

#define I2C6_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 27, 26, CCIPR2_REG)

ICKLK_SEL

#define ICKLK_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 27, 26, CCIPR1_REG)

LPTIM1_SEL

#define LPTIM1_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 11, 10, CCIPR3_REG)

LPTIM2_SEL

#define LPTIM2_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 19, 18, CCIPR1_REG)

LPTIM34_SEL

#define LPTIM34_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 9, 8, CCIPR3_REG)

LPUART1_SEL

#define LPUART1_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 2, 0, CCIPR3_REG)

CCIPR3 devices.

LTDC_SEL

#define LTDC_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 18, 18, CCIPR2_REG)

MCO1_PRE

#define MCO1_PRE

(

val

)

STM32_DT_CLOCK_SELECT((val), 30, 28, CFGR1_REG)

MCO1_SEL

#define MCO1_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 27, 24, CFGR1_REG)

CFGR1 devices.

MCO_PRE_DIV_1

#define MCO_PRE_DIV_1   0

MCO_PRE_DIV_16

#define MCO_PRE_DIV_16   4

MCO_PRE_DIV_2

#define MCO_PRE_DIV_2   1

MCO_PRE_DIV_4

#define MCO_PRE_DIV_4   2

MCO_PRE_DIV_8

#define MCO_PRE_DIV_8   3

MDF1_SEL

#define MDF1_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 2, 0, CCIPR2_REG)

CCIPR2 devices.

OCTOSPI_SEL

#define OCTOSPI_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 21, 20, CCIPR2_REG)

OTGHS_SEL

#define OTGHS_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 31, 30, CCIPR2_REG)

RNG_SEL

#define RNG_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 13, 12, CCIPR2_REG)

RTC_SEL

#define RTC_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 9, 8, BDCR_REG)

BDCR devices.

SAE_SEL

#define SAE_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 11, 11, CCIPR2_REG)

SAI1_SEL

#define SAI1_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 7, 5, CCIPR2_REG)

SAI2_SEL

#define SAI2_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 10, 8, CCIPR2_REG)

SDMMC_SEL

#define SDMMC_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 14, 14, CCIPR2_REG)

SPI1_SEL

#define SPI1_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 21, 20, CCIPR1_REG)

SPI2_SEL

#define SPI2_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 17, 16, CCIPR1_REG)

SPI3_SEL

#define SPI3_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 4, 3, CCIPR3_REG)

STM32_CLOCK_BUS_AHB1

#define STM32_CLOCK_BUS_AHB1   0x088

Clock muxes.

Bus clocks

STM32_CLOCK_BUS_AHB2

#define STM32_CLOCK_BUS_AHB2   0x08C

STM32_CLOCK_BUS_AHB2_2

#define STM32_CLOCK_BUS_AHB2_2   0x090

STM32_CLOCK_BUS_AHB3

#define STM32_CLOCK_BUS_AHB3   0x094

STM32_CLOCK_BUS_APB1

#define STM32_CLOCK_BUS_APB1   0x09C

STM32_CLOCK_BUS_APB1_2

#define STM32_CLOCK_BUS_APB1_2   0x0A0

STM32_CLOCK_BUS_APB2

#define STM32_CLOCK_BUS_APB2   0x0A4

STM32_CLOCK_BUS_APB3

#define STM32_CLOCK_BUS_APB3   0x0A8

STM32_PERIPH_BUS_MAX

#define STM32_PERIPH_BUS_MAX   STM32_CLOCK_BUS_APB3

STM32_PERIPH_BUS_MIN

#define STM32_PERIPH_BUS_MIN   STM32_CLOCK_BUS_AHB1

STM32_SRC_DSIPHY

#define STM32_SRC_DSIPHY   (STM32_SRC_PLL3_R + 1)

DSI PHY clock.

STM32_SRC_HCLK

#define STM32_SRC_HCLK   (STM32_SRC_MSIK + 1)

Bus clock.

STM32_SRC_HSE

#define STM32_SRC_HSE   (STM32_SRC_LSI + 1)

Domain clocks.

System clock Fixed clocks

STM32_SRC_HSI16

#define STM32_SRC_HSI16   (STM32_SRC_HSE + 1)

STM32_SRC_HSI48

#define STM32_SRC_HSI48   (STM32_SRC_HSI16 + 1)

STM32_SRC_MSIK

#define STM32_SRC_MSIK   (STM32_SRC_MSIS + 1)

STM32_SRC_MSIS

#define STM32_SRC_MSIS   (STM32_SRC_HSI48 + 1)

STM32_SRC_PCLK1

#define STM32_SRC_PCLK1   (STM32_SRC_HCLK + 1)

STM32_SRC_PCLK2

#define STM32_SRC_PCLK2   (STM32_SRC_PCLK1 + 1)

STM32_SRC_PCLK3

#define STM32_SRC_PCLK3   (STM32_SRC_PCLK2 + 1)

STM32_SRC_PLL1_P

#define STM32_SRC_PLL1_P   (STM32_SRC_TIMPCLK2 + 1)

PLL outputs.

STM32_SRC_PLL1_Q

#define STM32_SRC_PLL1_Q   (STM32_SRC_PLL1_P + 1)

STM32_SRC_PLL1_R

#define STM32_SRC_PLL1_R   (STM32_SRC_PLL1_Q + 1)

STM32_SRC_PLL2_P

#define STM32_SRC_PLL2_P   (STM32_SRC_PLL1_R + 1)

STM32_SRC_PLL2_Q

#define STM32_SRC_PLL2_Q   (STM32_SRC_PLL2_P + 1)

STM32_SRC_PLL2_R

#define STM32_SRC_PLL2_R   (STM32_SRC_PLL2_Q + 1)

STM32_SRC_PLL3_P

#define STM32_SRC_PLL3_P   (STM32_SRC_PLL2_R + 1)

STM32_SRC_PLL3_Q

#define STM32_SRC_PLL3_Q   (STM32_SRC_PLL3_P + 1)

STM32_SRC_PLL3_R

#define STM32_SRC_PLL3_R   (STM32_SRC_PLL3_Q + 1)

STM32_SRC_TIMPCLK1

#define STM32_SRC_TIMPCLK1   (STM32_SRC_PCLK3 + 1)

STM32_SRC_TIMPCLK2

#define STM32_SRC_TIMPCLK2   (STM32_SRC_TIMPCLK1 + 1)

SYSTICK_SEL

#define SYSTICK_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 23, 22, CCIPR1_REG)

TIMIC_SEL

#define TIMIC_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 31, 29, CCIPR1_REG)

UART4_SEL

#define UART4_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 7, 6, CCIPR1_REG)

UART5_SEL

#define UART5_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 9, 8, CCIPR1_REG)

USART1_SEL

#define USART1_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 1, 0, CCIPR1_REG)

Device domain clocks selection helpers.

CCIPR1 devices

USART2_SEL

#define USART2_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 3, 2, CCIPR1_REG)

USART3_SEL

#define USART3_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 5, 4, CCIPR1_REG)

USART6_SEL

#define USART6_SEL

(

val

)

STM32_DT_CLOCK_SELECT((val), 16, 16, CCIPR2_REG)