src/main/drivers/rcc.h

   1 #pragma once
   2
   3 #include "rcc_types.h"
   4 #include "rcc_at32f43x_periph.h"
   5
   6 enum rcc_reg {
   7     RCC_EMPTY = 0,   // make sure that default value (0) does not enable anything
   8     RCC_AHB,        //0x20
   9     RCC_APB2,       //0x40  CRM->apb2en
  10     RCC_APB1,       //0x60  CRM->apb1en end AT32
  11     RCC_AHB1,       //0x80
  12     RCC_AHB2,
  13     RCC_APB1L,
  14     RCC_APB1H,
  15     RCC_AHB3,
  16     RCC_APB3,
  17     RCC_AHB4,
  18     RCC_APB4
  19 };
  20
  21 #define RCC_ENCODE(reg, mask) (((reg) << 5) | LOG2_32BIT(mask))
  22
  23 #ifdef AT32F43x
  24
  25 #define RCC_AHB1(periph) RCC_ENCODE(RCC_AHB1,   CRM_AHB1_ ## periph ## _PER_MASK)
  26 #define RCC_AHB2(periph) RCC_ENCODE(RCC_AHB2,   CRM_AHB2_ ## periph ## _PER_MASK)
  27 #define RCC_AHB3(periph) RCC_ENCODE(RCC_AHB3,   CRM_AHB3_ ## periph ## _PER_MASK)
  28 #define RCC_APB1(periph) RCC_ENCODE(RCC_APB1,   CRM_APB1_ ## periph ## _PER_MASK)
  29 #define RCC_APB2(periph) RCC_ENCODE(RCC_APB2,   CRM_APB2_ ## periph ## _PER_MASK)
  30
  31 #else
  32 #define RCC_AHB(periph) RCC_ENCODE(RCC_AHB, RCC_AHBENR_ ## periph ## EN)
  33 #define RCC_AHB1(periph) RCC_ENCODE(RCC_AHB1, RCC_AHB1ENR_ ## periph ## EN)
  34 #define RCC_APB1(periph) RCC_ENCODE(RCC_APB1, RCC_APB1ENR_ ## periph ## EN)
  35 #define RCC_APB2(periph) RCC_ENCODE(RCC_APB2, RCC_APB2ENR_ ## periph ## EN)
  36 #endif
  37
  38 #ifdef STM32H7
  39 #define RCC_AHB2(periph) RCC_ENCODE(RCC_AHB2, RCC_AHB2ENR_ ## periph ## EN)
  40 #define RCC_AHB3(periph) RCC_ENCODE(RCC_AHB3, RCC_AHB3ENR_ ## periph ## EN)
  41 #define RCC_AHB4(periph) RCC_ENCODE(RCC_AHB4, RCC_AHB4ENR_ ## periph ## EN)
  42 #define RCC_APB1L(periph) RCC_ENCODE(RCC_APB1L, RCC_APB1LENR_ ## periph ## EN)
  43 #define RCC_APB1H(periph) RCC_ENCODE(RCC_APB1H, RCC_APB1HENR_ ## periph ## EN)
  44 #define RCC_APB3(periph) RCC_ENCODE(RCC_APB3, RCC_APB3ENR_ ## periph ## EN)
  45 #define RCC_APB4(periph) RCC_ENCODE(RCC_APB4, RCC_APB4ENR_ ## periph ## EN)
  46 #endif
  47
  48 void RCC_ClockCmd(rccPeriphTag_t periphTag, FunctionalState NewState);
  49 void RCC_ResetCmd(rccPeriphTag_t periphTag, FunctionalState NewState);
  50