stm32h7rs_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_HSI48   (STM32_SRC_HSE + 1)
#define	STM32_SRC_HSI_KER   (STM32_SRC_HSI48 + 1) /* HSI + HSIKERON */
#define	STM32_SRC_CSI_KER   (STM32_SRC_HSI_KER + 1) /* CSI + CSIKERON */
#define	STM32_SRC_PLL1_P   (STM32_SRC_CSI_KER + 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_PLL1_S   (STM32_SRC_PLL1_R + 1)
#define	STM32_SRC_PLL2_P   (STM32_SRC_PLL1_S + 1)
#define	STM32_SRC_PLL2_Q   (STM32_SRC_PLL2_P + 1)
#define	STM32_SRC_PLL2_R   (STM32_SRC_PLL2_Q + 1)
#define	STM32_SRC_PLL2_S   (STM32_SRC_PLL2_R + 1)
#define	STM32_SRC_PLL2_T   (STM32_SRC_PLL2_S + 1)
#define	STM32_SRC_PLL3_P   (STM32_SRC_PLL2_T + 1)
#define	STM32_SRC_PLL3_Q   (STM32_SRC_PLL3_P + 1)
#define	STM32_SRC_PLL3_R   (STM32_SRC_PLL3_Q + 1)
#define	STM32_SRC_PLL3_S   (STM32_SRC_PLL3_R + 1)
#define	STM32_SRC_CKPER   (STM32_SRC_PLL3_S + 1)
	Clock muxes.
#define	STM32_CLOCK_BUS_AHB1   0x138
	Others: Not yet supported.
#define	STM32_CLOCK_BUS_AHB2   0x13C
#define	STM32_CLOCK_BUS_AHB3   0x158
#define	STM32_CLOCK_BUS_AHB4   0x140
#define	STM32_CLOCK_BUS_AHB5   0x134
#define	STM32_CLOCK_BUS_APB1   0x148
#define	STM32_CLOCK_BUS_APB1_2   0x14C
#define	STM32_CLOCK_BUS_APB2   0x150
#define	STM32_CLOCK_BUS_APB4   0x154
#define	STM32_CLOCK_BUS_APB5   0x144
#define	STM32_PERIPH_BUS_MIN   STM32_CLOCK_BUS_AHB5
#define	STM32_PERIPH_BUS_MAX   STM32_CLOCK_BUS_AHB3
#define	STM32_CLOCK_REG_MASK   0xFFU
#define	STM32_CLOCK_REG_SHIFT   0U
#define	STM32_CLOCK_SHIFT_MASK   0x1FU
#define	STM32_CLOCK_SHIFT_SHIFT   8U
#define	STM32_CLOCK_MASK_MASK   0x7U
#define	STM32_CLOCK_MASK_SHIFT   13U
#define	STM32_CLOCK_VAL_MASK   0x7U
#define	STM32_CLOCK_VAL_SHIFT   16U
#define	STM32_CLOCK(val, mask, shift, reg)
	STM32H7RS clock configuration bit field.
#define	D1CCIPR_REG   0x4C
	RCC_DxCCIP register offset (RM0477.pdf)
#define	D2CCIPR_REG   0x50
#define	D3CCIPR_REG   0x54
#define	D4CCIPR_REG   0x58
#define	BDCR_REG   0x70
	RCC_BDCR register offset.
#define	FMC_SEL(val)   STM32_CLOCK(val, 3, 0, D1CCIPR_REG)
	Device domain clocks selection helpers (RM0477.pdf)
#define	SDMMC_SEL(val)   STM32_CLOCK(val, 1, 2, D1CCIPR_REG)
#define	XSPI1_SEL(val)   STM32_CLOCK(val, 3, 4, D1CCIPR_REG)
#define	XSPI2_SEL(val)   STM32_CLOCK(val, 3, 6, D1CCIPR_REG)
#define	ADC_SEL(val)   STM32_CLOCK(val, 3, 24, D1CCIPR_REG)
#define	CKPER_SEL(val)   STM32_CLOCK(val, 3, 28, D1CCIPR_REG)
#define	USART234578_SEL(val)   STM32_CLOCK(val, 7, 0, D2CCIPR_REG)
	D2CCIPR devices.
#define	SPI23_SEL(val)   STM32_CLOCK(val, 7, 4, D2CCIPR_REG)
#define	I2C23_SEL(val)   STM32_CLOCK(val, 3, 8, D2CCIPR_REG)
#define	I2C1_SEL(val)   STM32_CLOCK(val, 3, 12, D2CCIPR_REG)
#define	I3C1_SEL(val)   STM32_CLOCK(val, 3, 12, D2CCIPR_REG)
#define	LPTIM1_SEL(val)   STM32_CLOCK(val, 7, 16, D2CCIPR_REG)
#define	FDCAN_SEL(val)   STM32_CLOCK(val, 3, 22, D2CCIPR_REG)
#define	USART1_SEL(val)   STM32_CLOCK(val, 7, 0, D3CCIPR_REG)
	D3CCIPR devices.
#define	SPI45_SEL(val)   STM32_CLOCK(val, 7, 4, D3CCIPR_REG)
#define	SPI1_SEL(val)   STM32_CLOCK(val, 7, 8, D3CCIPR_REG)
#define	SAI1_SEL(val)   STM32_CLOCK(val, 7, 16, D3CCIPR_REG)
#define	SAI2_SEL(val)   STM32_CLOCK(val, 7, 20, D3CCIPR_REG)
#define	LPUART1_SEL(val)   STM32_CLOCK(val, 7, 0, D4CCIPR_REG)
	D4CCIPR devices.
#define	SPI6_SEL(val)   STM32_CLOCK(val, 7, 4, D4CCIPR_REG)
#define	LPTIM23_SEL(val)   STM32_CLOCK(val, 7, 8, D4CCIPR_REG)
#define	LPTIM45_SEL(val)   STM32_CLOCK(val, 7, 12, D4CCIPR_REG)
#define	RTC_SEL(val)   STM32_CLOCK(val, 3, 8, BDCR_REG)
	BDCR devices.

Macro Definition Documentation

ADC_SEL

#define ADC_SEL

(

val

)

STM32_CLOCK(val, 3, 24, D1CCIPR_REG)

BDCR_REG

#define BDCR_REG   0x70

RCC_BDCR register offset.

CKPER_SEL

#define CKPER_SEL

(

val

)

STM32_CLOCK(val, 3, 28, D1CCIPR_REG)

D1CCIPR_REG

#define D1CCIPR_REG   0x4C

RCC_DxCCIP register offset (RM0477.pdf)

D2CCIPR_REG

#define D2CCIPR_REG   0x50

D3CCIPR_REG

#define D3CCIPR_REG   0x54

D4CCIPR_REG

#define D4CCIPR_REG   0x58

FDCAN_SEL

#define FDCAN_SEL

(

val

)

STM32_CLOCK(val, 3, 22, D2CCIPR_REG)

FMC_SEL

#define FMC_SEL

(

val

)

STM32_CLOCK(val, 3, 0, D1CCIPR_REG)

Device domain clocks selection helpers (RM0477.pdf)

D1CCIPR devices

I2C1_SEL

#define I2C1_SEL

(

val

)

STM32_CLOCK(val, 3, 12, D2CCIPR_REG)

I2C23_SEL

#define I2C23_SEL

(

val

)

STM32_CLOCK(val, 3, 8, D2CCIPR_REG)

I3C1_SEL

#define I3C1_SEL

(

val

)

STM32_CLOCK(val, 3, 12, D2CCIPR_REG)

LPTIM1_SEL

#define LPTIM1_SEL

(

val

)

STM32_CLOCK(val, 7, 16, D2CCIPR_REG)

LPTIM23_SEL

#define LPTIM23_SEL

(

val

)

STM32_CLOCK(val, 7, 8, D4CCIPR_REG)

LPTIM45_SEL

#define LPTIM45_SEL

(

val

)

STM32_CLOCK(val, 7, 12, D4CCIPR_REG)

LPUART1_SEL

#define LPUART1_SEL

(

val

)

STM32_CLOCK(val, 7, 0, D4CCIPR_REG)

D4CCIPR devices.

RTC_SEL

#define RTC_SEL

(

val

)

STM32_CLOCK(val, 3, 8, BDCR_REG)

BDCR devices.

SAI1_SEL

#define SAI1_SEL

(

val

)

STM32_CLOCK(val, 7, 16, D3CCIPR_REG)

SAI2_SEL

#define SAI2_SEL

(

val

)

STM32_CLOCK(val, 7, 20, D3CCIPR_REG)

SDMMC_SEL

#define SDMMC_SEL

(

val

)

STM32_CLOCK(val, 1, 2, D1CCIPR_REG)

SPI1_SEL

#define SPI1_SEL

(

val

)

STM32_CLOCK(val, 7, 8, D3CCIPR_REG)

SPI23_SEL

#define SPI23_SEL

(

val

)

STM32_CLOCK(val, 7, 4, D2CCIPR_REG)

SPI45_SEL

#define SPI45_SEL

(

val

)

STM32_CLOCK(val, 7, 4, D3CCIPR_REG)

SPI6_SEL

#define SPI6_SEL

(

val

)

STM32_CLOCK(val, 7, 4, D4CCIPR_REG)

STM32_CLOCK

#define STM32_CLOCK	(		val,
			mask,
			shift,
			reg
	)

Value:

        ((((reg) & STM32_CLOCK_REG_MASK) << STM32_CLOCK_REG_SHIFT) |    \
         (((shift) & STM32_CLOCK_SHIFT_MASK) << STM32_CLOCK_SHIFT_SHIFT) |      \
         (((mask) & STM32_CLOCK_MASK_MASK) << STM32_CLOCK_MASK_SHIFT) | \
         (((val) & STM32_CLOCK_VAL_MASK) << STM32_CLOCK_VAL_SHIFT))

STM32H7RS clock configuration bit field.

• reg (0/1) [ 0 : 7 ]
• shift (0..31) [ 8 : 12 ]
• mask (0x1, 0x3, 0x7) [ 13 : 15 ]
• val (0..3) [ 16 : 18 ]

Parameters

reg	RCC_DxCCIP register offset
shift	Position within RCC_DxCCIP.
mask	Mask for the RCC_DxCCIP field.
val	Clock value (0, 1, 2 or 3).

STM32_CLOCK_BUS_AHB1

#define STM32_CLOCK_BUS_AHB1   0x138

Others: Not yet supported.

Bus clocks

STM32_CLOCK_BUS_AHB2

#define STM32_CLOCK_BUS_AHB2   0x13C

STM32_CLOCK_BUS_AHB3

#define STM32_CLOCK_BUS_AHB3   0x158

STM32_CLOCK_BUS_AHB4

#define STM32_CLOCK_BUS_AHB4   0x140

STM32_CLOCK_BUS_AHB5

#define STM32_CLOCK_BUS_AHB5   0x134

STM32_CLOCK_BUS_APB1

#define STM32_CLOCK_BUS_APB1   0x148

STM32_CLOCK_BUS_APB1_2

#define STM32_CLOCK_BUS_APB1_2   0x14C

STM32_CLOCK_BUS_APB2

#define STM32_CLOCK_BUS_APB2   0x150

STM32_CLOCK_BUS_APB4

#define STM32_CLOCK_BUS_APB4   0x154

STM32_CLOCK_BUS_APB5

#define STM32_CLOCK_BUS_APB5   0x144

STM32_CLOCK_MASK_MASK

#define STM32_CLOCK_MASK_MASK   0x7U

STM32_CLOCK_MASK_SHIFT

#define STM32_CLOCK_MASK_SHIFT   13U

STM32_CLOCK_REG_MASK

#define STM32_CLOCK_REG_MASK   0xFFU

STM32_CLOCK_REG_SHIFT

#define STM32_CLOCK_REG_SHIFT   0U

STM32_CLOCK_SHIFT_MASK

#define STM32_CLOCK_SHIFT_MASK   0x1FU

STM32_CLOCK_SHIFT_SHIFT

#define STM32_CLOCK_SHIFT_SHIFT   8U

STM32_CLOCK_VAL_MASK

#define STM32_CLOCK_VAL_MASK   0x7U

STM32_CLOCK_VAL_SHIFT

#define STM32_CLOCK_VAL_SHIFT   16U

STM32_PERIPH_BUS_MAX

#define STM32_PERIPH_BUS_MAX   STM32_CLOCK_BUS_AHB3

STM32_PERIPH_BUS_MIN

#define STM32_PERIPH_BUS_MIN   STM32_CLOCK_BUS_AHB5

STM32_SRC_CKPER

#define STM32_SRC_CKPER   (STM32_SRC_PLL3_S + 1)

Clock muxes.

STM32_SRC_CSI_KER

#define STM32_SRC_CSI_KER   (STM32_SRC_HSI_KER + 1) /* CSI + CSIKERON */

STM32_SRC_HSE

#define STM32_SRC_HSE   (STM32_SRC_LSI + 1)

Domain clocks.

System clock Fixed clocks

STM32_SRC_HSI48

#define STM32_SRC_HSI48   (STM32_SRC_HSE + 1)

STM32_SRC_HSI_KER

#define STM32_SRC_HSI_KER   (STM32_SRC_HSI48 + 1) /* HSI + HSIKERON */

STM32_SRC_PLL1_P

#define STM32_SRC_PLL1_P   (STM32_SRC_CSI_KER + 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_PLL1_S

#define STM32_SRC_PLL1_S   (STM32_SRC_PLL1_R + 1)

STM32_SRC_PLL2_P

#define STM32_SRC_PLL2_P   (STM32_SRC_PLL1_S + 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_PLL2_S

#define STM32_SRC_PLL2_S   (STM32_SRC_PLL2_R + 1)

STM32_SRC_PLL2_T

#define STM32_SRC_PLL2_T   (STM32_SRC_PLL2_S + 1)

STM32_SRC_PLL3_P

#define STM32_SRC_PLL3_P   (STM32_SRC_PLL2_T + 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_PLL3_S

#define STM32_SRC_PLL3_S   (STM32_SRC_PLL3_R + 1)

USART1_SEL

#define USART1_SEL

(

val

)

STM32_CLOCK(val, 7, 0, D3CCIPR_REG)

D3CCIPR devices.

USART234578_SEL

#define USART234578_SEL

(

val

)

STM32_CLOCK(val, 7, 0, D2CCIPR_REG)

D2CCIPR devices.

XSPI1_SEL

#define XSPI1_SEL

(

val

)

STM32_CLOCK(val, 3, 4, D1CCIPR_REG)

XSPI2_SEL

#define XSPI2_SEL

(

val

)

STM32_CLOCK(val, 3, 6, D1CCIPR_REG)