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libopencm3
A free/libre/open-source firmware library for various ARM Cortex-M3 microcontrollers.
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#include <libopencm3/cm3/common.h>
Go to the source code of this file.
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) |
| 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.
1.9.4