/*********************************************************************//**
* @brief Get peripheral clock frequency
* @param[in] Clock Peripheral type, should be:
* - CGU_PERIPHERAL_ADC0 :ADC0
* - CGU_PERIPHERAL_ADC1 :ADC1
* - CGU_PERIPHERAL_AES :AES
* - CGU_PERIPHERAL_APB1_BUS :APB1 bus
* - CGU_PERIPHERAL_APB3_BUS :APB3 bus
* - CGU_PERIPHERAL_CAN :CAN
* - CGU_PERIPHERAL_CREG :CREG
* - CGU_PERIPHERAL_DAC :DAC
* - CGU_PERIPHERAL_DMA :DMA
* - CGU_PERIPHERAL_EMC :EMC
* - CGU_PERIPHERAL_ETHERNET :ETHERNET
* - CGU_PERIPHERAL_GPIO :GPIO
* - CGU_PERIPHERAL_I2C0 :I2C0
* - CGU_PERIPHERAL_I2C1 :I2C1
* - CGU_PERIPHERAL_I2S :I2S
* - CGU_PERIPHERAL_LCD :LCD
* - CGU_PERIPHERAL_M3CORE :M3 core
* - CGU_PERIPHERAL_M3_BUS :M3 bus
* - CGU_PERIPHERAL_MOTOCON :Motor control
* - CGU_PERIPHERAL_QEI :QEI
* - CGU_PERIPHERAL_RITIMER :RIT timer
* - CGU_PERIPHERAL_SCT :SCT
* - CGU_PERIPHERAL_SCU :SCU
* - CGU_PERIPHERAL_SDIO :SDIO
* - CGU_PERIPHERAL_SPIFI :SPIFI
* - CGU_PERIPHERAL_SSP0 :SSP0
* - CGU_PERIPHERAL_SSP1 :SSP1
* - CGU_PERIPHERAL_TIMER0 :TIMER0
* - CGU_PERIPHERAL_TIMER1 :TIMER1
* - CGU_PERIPHERAL_TIMER2 :TIMER2
* - CGU_PERIPHERAL_TIMER3 :TIMER3
* - CGU_PERIPHERAL_UART0 :UART0
* - CGU_PERIPHERAL_UART1 :UART1
* - CGU_PERIPHERAL_UART2 :UART2
* - CGU_PERIPHERAL_UART3 :UART3
* - CGU_PERIPHERAL_USB0 :USB0
* - CGU_PERIPHERAL_USB1 :USB1
* - CGU_PERIPHERAL_WWDT :WWDT
* @return Return frequently value
**********************************************************************/
uint32_t CGU_GetPCLKFrequency (CGU_PERIPHERAL_T Clock){
uint32_t ClkSrc;
if(Clock >= CGU_PERIPHERAL_WWDT && Clock <= CGU_PERIPHERAL_ADC0)
return CGU_ERROR_INVALID_PARAM;
if(CGU_PERIPHERAL_Info[Clock].PerBaseEntity != CGU_ENTITY_NONE){
/* Get Base Clock Source */
ClkSrc = (CGU_PER_BASE_CTRL(Clock) & CGU_CTRL_SRC_MASK) >> 24;
/* GetBase Status*/
if(CGU_PER_BASE_CTRL(Clock) & 1)
return 0;
/* check Branch if it is enabled */
if((CGU_PERIPHERAL_Info[Clock].PerBranchOffset!= 0) && !(CGU_PER_BRANCH_STATUS(Clock) & CGU_BRANCH_STATUS_ENABLE_MASK)) return 0;
}else{
/*********************************************************************//**
* @brief Configure power for individual peripheral
* @param[in] PPType peripheral type, should be:
* - CGU_PERIPHERAL_ADC0 :ADC0
* - CGU_PERIPHERAL_ADC1 :ADC1
* - CGU_PERIPHERAL_AES :AES
* - CGU_PERIPHERAL_APB1_BUS :APB1 bus
* - CGU_PERIPHERAL_APB3_BUS :APB3 bus
* - CGU_PERIPHERAL_CAN :CAN
* - CGU_PERIPHERAL_CREG :CREG
* - CGU_PERIPHERAL_DAC :DAC
* - CGU_PERIPHERAL_DMA :DMA
* - CGU_PERIPHERAL_EMC :EMC
* - CGU_PERIPHERAL_ETHERNET :ETHERNET
* - CGU_PERIPHERAL_GPIO :GPIO
* - CGU_PERIPHERAL_I2C0 :I2C0
* - CGU_PERIPHERAL_I2C1 :I2C1
* - CGU_PERIPHERAL_I2S :I2S
* - CGU_PERIPHERAL_LCD :LCD
* - CGU_PERIPHERAL_M3CORE :M3 core
* - CGU_PERIPHERAL_M3_BUS :M3 bus
* - CGU_PERIPHERAL_MOTOCON :Motor control
* - CGU_PERIPHERAL_QEI :QEI
* - CGU_PERIPHERAL_RITIMER :RIT timer
* - CGU_PERIPHERAL_SCT :SCT
* - CGU_PERIPHERAL_SCU :SCU
* - CGU_PERIPHERAL_SDIO :SDIO
* - CGU_PERIPHERAL_SPIFI :SPIFI
* - CGU_PERIPHERAL_SSP0 :SSP0
* - CGU_PERIPHERAL_SSP1 :SSP1
* - CGU_PERIPHERAL_TIMER0 :TIMER0
* - CGU_PERIPHERAL_TIMER1 :TIMER1
* - CGU_PERIPHERAL_TIMER2 :TIMER2
* - CGU_PERIPHERAL_TIMER3 :TIMER3
* - CGU_PERIPHERAL_UART0 :UART0
* - CGU_PERIPHERAL_UART1 :UART1
* - CGU_PERIPHERAL_UART2 :UART2
* - CGU_PERIPHERAL_UART3 :UART3
* - CGU_PERIPHERAL_USB0 :USB0
* - CGU_PERIPHERAL_USB1 :USB1
* - CGU_PERIPHERAL_WWDT :WWDT
* @param[in] en status, should be:
* - ENABLE: Enable power
* - DISABLE: Disable power
* @return Configure status, could be:
* - CGU_ERROR_SUCCESS: successful
* - Other: error
**********************************************************************/
uint32_t CGU_ConfigPWR (CGU_PERIPHERAL_T PPType, FunctionalState en){
if(PPType >= CGU_PERIPHERAL_WWDT && PPType <= CGU_PERIPHERAL_ADC0)
return CGU_ERROR_INVALID_PARAM;
if(en == DISABLE){/* Going to disable clock */
/*Get Reg branch status */
if(CGU_PERIPHERAL_Info[PPType].RegBranchOffset!= 0 &&
CGU_REG_BRANCH_STATUS(PPType) & 1){
CGU_REG_BRANCH_CTRL(PPType) &= ~1; /* Disable branch clock */
while(CGU_REG_BRANCH_STATUS(PPType) & 1);
}
/* GetBase Status*/
if((CGU_PERIPHERAL_Info[PPType].RegBaseEntity!=CGU_ENTITY_NONE) &&
CGU_GetBaseStatus((CGU_ENTITY_T)CGU_PERIPHERAL_Info[PPType].RegBaseEntity) == 0){
/* Disable Base */
CGU_EnableEntity((CGU_ENTITY_T)CGU_PERIPHERAL_Info[PPType].RegBaseEntity,0);
}
/* Same for Peripheral */
if((CGU_PERIPHERAL_Info[PPType].PerBranchOffset!= 0) && (CGU_PER_BRANCH_STATUS(PPType) & CGU_BRANCH_STATUS_ENABLE_MASK)){
CGU_PER_BRANCH_CTRL(PPType) &= ~1; /* Disable branch clock */
while(CGU_PER_BRANCH_STATUS(PPType) & CGU_BRANCH_STATUS_ENABLE_MASK);
}
/* GetBase Status*/
if((CGU_PERIPHERAL_Info[PPType].PerBaseEntity!=CGU_ENTITY_NONE) &&
CGU_GetBaseStatus((CGU_ENTITY_T)CGU_PERIPHERAL_Info[PPType].PerBaseEntity) == 0){
/* Disable Base */
CGU_EnableEntity((CGU_ENTITY_T)CGU_PERIPHERAL_Info[PPType].PerBaseEntity,0);
}
}else{
/* enable */
/* GetBase Status*/
if((CGU_PERIPHERAL_Info[PPType].RegBaseEntity!=CGU_ENTITY_NONE) && CGU_REG_BASE_CTRL(PPType) & CGU_BRANCH_STATUS_ENABLE_MASK){
/* Enable Base */
CGU_EnableEntity((CGU_ENTITY_T)CGU_PERIPHERAL_Info[PPType].RegBaseEntity, 1);
}
/*Get Reg branch status */
if((CGU_PERIPHERAL_Info[PPType].RegBranchOffset!= 0) && !(CGU_REG_BRANCH_STATUS(PPType) & CGU_BRANCH_STATUS_ENABLE_MASK)){
CGU_REG_BRANCH_CTRL(PPType) |= 1; /* Enable branch clock */
while(!(CGU_REG_BRANCH_STATUS(PPType) & CGU_BRANCH_STATUS_ENABLE_MASK));
}
/* Same for Peripheral */
/* GetBase Status*/
if((CGU_PERIPHERAL_Info[PPType].PerBaseEntity != CGU_ENTITY_NONE) &&
(CGU_PER_BASE_CTRL(PPType) & 1)){
/* Enable Base */
CGU_EnableEntity((CGU_ENTITY_T)CGU_PERIPHERAL_Info[PPType].PerBaseEntity, 1);
}
/*Get Reg branch status */
if((CGU_PERIPHERAL_Info[PPType].PerBranchOffset!= 0) && !(CGU_PER_BRANCH_STATUS(PPType) & CGU_BRANCH_STATUS_ENABLE_MASK)){
CGU_PER_BRANCH_CTRL(PPType) |= 1; /* Enable branch clock */
while(!(CGU_PER_BRANCH_STATUS(PPType) & CGU_BRANCH_STATUS_ENABLE_MASK));
}
}
if(CGU_PERIPHERAL_Info[PPType].next){
return CGU_ConfigPWR((CGU_PERIPHERAL_T)CGU_PERIPHERAL_Info[PPType].next, en);
}
return CGU_ERROR_SUCCESS;
}