#include <libopencm3/cm3/common.h>

Include dependency graph for rcc.h:

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Macros
#define	RCC_RIS MMIO32(0x400FE050)

#define	RCC_CR MMIO32(0x400FE060)

#define	RCC2_CR MMIO32(0x400FE070)

#define	RCC_SYSDIV_MASK (0x0F << 23)

#define	RCC_SYSDIV_12_5MHZ (0x0F << 23)

#define	RCC_SYSDIV_50MHZ (0x03 << 23)

#define	RCC_USESYSDIV (1 << 22)

#define	RCC_USEPWMDIV (1 << 20)

#define	RCC_PWMDIV_MASK (0x07 << 17)

#define	RCC_PWMDIV_64 (0x07 << 17)

#define	RCC_OFF (1 << 13)

#define	RCC_BYPASS (1 << 11)

#define	RCC_XTAL_MASK (0x0F << 6)

#define	RCC_XTAL_6MHZ_RESET (0x0B << 6)

#define	RCC_XTAL_8MHZ_400MHZ (0x0D << 6)

#define	RCC_OSCRC_MASK (0x03 << 4)

#define	RCC_OSCRC_MOSC (0x00 << 4)

#define	RCC_OSCRC_IOSC (0x01 << 4)

#define	RCC_OSCRC_IOSC_Q (0x02 << 4)

#define	RCC_OSCRC_30KHZ (0x03 << 4)

#define	RCC_IOSCDIS (1 << 1)

#define	RCC_MOSCDIS (1 << 0)

#define	RCC2_USERRCC2 (1 << 31)

#define	RCC2_SYSDIV2_MASK 0x7f

#define	RCC2_SYSDIV2_SHIFT 23

#define	RCC2_OFF (1 << 13)

#define	RCC2_BYPASS (1 << 11)

#define	RIS_PLLLRIS (1 << 6)

#define	RCC_RESET_VALUE (0x078E3AD1)

#define	RCC2_RESET_VALUE (0x07802810)

Functions
int	rcc_clock_setup_in_xtal_8mhz_out_50mhz (void)

Macro Definition Documentation

◆ RCC2_BYPASS

#define RCC2_BYPASS (1 << 11)

Definition at line 81 of file rcc.h.

◆ RCC2_CR

#define RCC2_CR MMIO32(0x400FE070)

Definition at line 44 of file rcc.h.

◆ RCC2_OFF

#define RCC2_OFF (1 << 13)

Definition at line 80 of file rcc.h.

◆ RCC2_RESET_VALUE

#define RCC2_RESET_VALUE (0x07802810)

Definition at line 99 of file rcc.h.

◆ RCC2_SYSDIV2_MASK

#define RCC2_SYSDIV2_MASK 0x7f

Definition at line 77 of file rcc.h.

◆ RCC2_SYSDIV2_SHIFT

#define RCC2_SYSDIV2_SHIFT 23

Definition at line 78 of file rcc.h.

◆ RCC2_USERRCC2

#define RCC2_USERRCC2 (1 << 31)

Definition at line 76 of file rcc.h.

◆ RCC_BYPASS

#define RCC_BYPASS (1 << 11)

Definition at line 58 of file rcc.h.

◆ RCC_CR

#define RCC_CR MMIO32(0x400FE060)

Definition at line 43 of file rcc.h.

◆ RCC_IOSCDIS

#define RCC_IOSCDIS (1 << 1)

Definition at line 72 of file rcc.h.

◆ RCC_MOSCDIS

#define RCC_MOSCDIS (1 << 0)

Definition at line 73 of file rcc.h.

◆ RCC_OFF

#define RCC_OFF (1 << 13)

Definition at line 57 of file rcc.h.

◆ RCC_OSCRC_30KHZ

#define RCC_OSCRC_30KHZ (0x03 << 4)

Definition at line 70 of file rcc.h.

◆ RCC_OSCRC_IOSC

#define RCC_OSCRC_IOSC (0x01 << 4)

Definition at line 68 of file rcc.h.

◆ RCC_OSCRC_IOSC_Q

#define RCC_OSCRC_IOSC_Q (0x02 << 4)

Definition at line 69 of file rcc.h.

◆ RCC_OSCRC_MASK

#define RCC_OSCRC_MASK (0x03 << 4)

Definition at line 66 of file rcc.h.

◆ RCC_OSCRC_MOSC

#define RCC_OSCRC_MOSC (0x00 << 4)

Definition at line 67 of file rcc.h.

◆ RCC_PWMDIV_64

#define RCC_PWMDIV_64 (0x07 << 17)

Definition at line 55 of file rcc.h.

◆ RCC_PWMDIV_MASK

#define RCC_PWMDIV_MASK (0x07 << 17)

Definition at line 54 of file rcc.h.

◆ RCC_RESET_VALUE

#define RCC_RESET_VALUE (0x078E3AD1)

Definition at line 94 of file rcc.h.

◆ RCC_RIS

#define RCC_RIS MMIO32(0x400FE050)

Definition at line 42 of file rcc.h.

◆ RCC_SYSDIV_12_5MHZ

#define RCC_SYSDIV_12_5MHZ (0x0F << 23)

Definition at line 48 of file rcc.h.

◆ RCC_SYSDIV_50MHZ

#define RCC_SYSDIV_50MHZ (0x03 << 23)

Definition at line 49 of file rcc.h.

◆ RCC_SYSDIV_MASK

#define RCC_SYSDIV_MASK (0x0F << 23)

Definition at line 47 of file rcc.h.

◆ RCC_USEPWMDIV

#define RCC_USEPWMDIV (1 << 20)

Definition at line 52 of file rcc.h.

◆ RCC_USESYSDIV

#define RCC_USESYSDIV (1 << 22)

Definition at line 51 of file rcc.h.

◆ RCC_XTAL_6MHZ_RESET

#define RCC_XTAL_6MHZ_RESET (0x0B << 6)

Definition at line 62 of file rcc.h.

◆ RCC_XTAL_8MHZ_400MHZ

#define RCC_XTAL_8MHZ_400MHZ (0x0D << 6)

Definition at line 63 of file rcc.h.

◆ RCC_XTAL_MASK

#define RCC_XTAL_MASK (0x0F << 6)

Definition at line 60 of file rcc.h.

◆ RIS_PLLLRIS

#define RIS_PLLLRIS (1 << 6)

Definition at line 84 of file rcc.h.

Function Documentation

◆ rcc_clock_setup_in_xtal_8mhz_out_50mhz()

int rcc_clock_setup_in_xtal_8mhz_out_50mhz ( void )

Definition at line 39 of file rcc.c.

References __dmb(), RCC2_CR, RCC2_RESET_VALUE, RCC2_SYSDIV2_SHIFT, RCC_BYPASS, RCC_CR, RCC_PWMDIV_64, RCC_RESET_VALUE, RCC_RIS, RCC_SYSDIV_50MHZ, RCC_USEPWMDIV, RCC_USESYSDIV, RCC_XTAL_8MHZ_400MHZ, and RIS_PLLLRIS.

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Macros

Functions