Introduction

For more details and example usage, see SOC

Functions
int32_t	SOC_moduleClockEnable (uint32_t moduleId, uint32_t enable)
	Enable clock to specified module. More...

int32_t	SOC_moduleSetClockFrequency (uint32_t moduleId, uint32_t clkId, uint64_t clkRate)
	Set module clock to specified frequency. More...

const char *	SOC_getCoreName (uint16_t coreId)
	Convert a core ID to a user readable name. More...

uint32_t	SOC_getCoreId (const char *coreName)
	Convert a core ID to a user readable name. More...

uint64_t	SOC_getSelfCpuClk (void)
	Get the clock frequency in Hz of the CPU on which the driver is running. More...

void	SOC_setEpwmTbClk (uint32_t epwmInstance, uint32_t enable)
	Enable or disable ePWM time base clock from Control MMR. More...

void	SOC_controlModuleLockMMR (uint32_t domainId, uint32_t partition)
	Lock control module partition to prevent writes into control MMRs. More...

void	SOC_controlModuleUnlockMMR (uint32_t domainId, uint32_t partition)
	Unlock control module partition to allow writes into control MMRs. More...

void	SOC_unlockAllMMR (void)
	Unlocks all the control MMRs. More...

int32_t	SOC_moduleGetClockFrequency (uint32_t moduleId, uint32_t clkId, uint64_t *clkRate)
	Get module clock frequency. More...

void	SOC_setDevStat (uint32_t bootMode)
	Change boot mode by setting devstat register. More...

void	SOC_triggerMcuLpmWakeup (void)
	Generates the MCU IPC interrupt to DM R5 to wakeup the main domain from MCU only LPM mode. More...

void	SOC_generateSwWarmResetMainDomain (void)
	Generate SW Warm Reset Main Domain. More...

void	SOC_generateSwPORResetMainDomain (void)
	Generate SW POR Reset Main Domain. More...

uint32_t	SOC_getWarmResetCauseMainDomain (void)
	Get the reset reason source for Main Domain. More...

void	SOC_generateSwWarmResetMcuDomain (void)
	Generate SW WARM Reset Mcu Domain. More...

void	SOC_generateSwWarmResetMainDomainFromMcuDomain (void)
	Generate SW WARM Reset Main Domain from Mcu Domain. More...

void	SOC_generateSwPORResetMainDomainFromMcuDomain (void)
	Generate SW POR Reset Main Domain from Mcu Domain. More...

uint32_t	SOC_getWarmResetCauseMcuDomain (void)
	Get the reset reason source for Mcu Domain. More...

void	SOC_clearResetCauseMainMcuDomain (uint32_t resetCause)
	Clears reason for Warm and Main/Mcu Domain Power On Resets. CTRLMMR_RST_SRC is just a mirror of CTRLMMR_MCU_RST_SRC register. It is read only. So we need to write 1 to CTRLMMR_MCU_RST_SRC to clear the reset reason. More...

int32_t	SOC_enableResetIsolation (uint32_t main2McuIsolation, uint32_t mcu2MainIsolation, uint32_t mcu2dmIsolation, uint32_t debugIsolationEnable)
	Enable reset isolation of MCU domain for safety applications. More...

void	SOC_setMCUResetIsolationDone (uint32_t value)
	Set MCU reset isolation done flag. More...

void	SOC_waitMainDomainReset (void)
	Wait for main domain reset to complete. More...

int32_t	SOC_getPSCState (uint32_t instNum, uint32_t domainNum, uint32_t moduleNum, uint32_t domainState, uint32_t moduleState)
	Get PSC (Power Sleep Controller) state. More...

int32_t	SOC_setPSCState (uint32_t instNum, uint32_t domainNum, uint32_t moduleNum, uint32_t pscState)
	Set PSC (Power Sleep Controller) state. More...

void	SOC_setFSSCtrlFlashBootSize (void)
	Update the boot block size for FSS subsystem. More...

Macros
#define	SOC_BOOTMODE_MMCSD (0X36C3)
	Switch value for SD card boot mode. More...

SOC Domain ID

#define	SOC_DOMAIN_ID_MAIN (0U)

#define	SOC_DOMAIN_ID_MCU (1U)

#define	SOC_DOMAIN_ID_WKUP (2U)

#define	SOC_PSC_DOMAIN_ID_MAIN (0U)

#define	SOC_PSC_DOMAIN_ID_MCU (1U)

SOC PSC Module State

#define	SOC_PSC_SYNCRESETDISABLE (0x0U)

#define	SOC_PSC_SYNCRESET (0x1U)

#define	SOC_PSC_DISABLE (0x2U)

#define	SOC_PSC_ENABLE (0x3U)

SOC PSC Domain State

#define	SOC_PSC_DOMAIN_OFF (0x0U)

#define	SOC_PSC_DOMAIN_ON (0x1U)

Macro Definition Documentation

◆ SOC_DOMAIN_ID_MAIN

#define SOC_DOMAIN_ID_MAIN (0U)

◆ SOC_DOMAIN_ID_MCU

#define SOC_DOMAIN_ID_MCU (1U)

◆ SOC_DOMAIN_ID_WKUP

#define SOC_DOMAIN_ID_WKUP (2U)

◆ SOC_PSC_DOMAIN_ID_MAIN

#define SOC_PSC_DOMAIN_ID_MAIN (0U)

\ SOC PSC Domain ID

◆ SOC_PSC_DOMAIN_ID_MCU

#define SOC_PSC_DOMAIN_ID_MCU (1U)

◆ SOC_PSC_SYNCRESETDISABLE

#define SOC_PSC_SYNCRESETDISABLE (0x0U)

◆ SOC_PSC_SYNCRESET

#define SOC_PSC_SYNCRESET (0x1U)

◆ SOC_PSC_DISABLE

#define SOC_PSC_DISABLE (0x2U)

◆ SOC_PSC_ENABLE

#define SOC_PSC_ENABLE (0x3U)

◆ SOC_PSC_DOMAIN_OFF

#define SOC_PSC_DOMAIN_OFF (0x0U)

◆ SOC_PSC_DOMAIN_ON

#define SOC_PSC_DOMAIN_ON (0x1U)

◆ SOC_BOOTMODE_MMCSD

#define SOC_BOOTMODE_MMCSD (0X36C3)

Switch value for SD card boot mode.

Function Documentation

◆ SOC_moduleClockEnable()

int32_t SOC_moduleClockEnable	(	uint32_t	moduleId,
		uint32_t	enable
	)

Enable clock to specified module.

Parameters

moduleId	[in] see tisci_devices for list of device ID's
enable	[in] 1: enable clock to the module, 0: disable clock to the module

Returns: SystemP_SUCCESS Module clock is enabled; SystemP_FAILURE Module clock could not be enabled

◆ SOC_moduleSetClockFrequency()

int32_t SOC_moduleSetClockFrequency	(	uint32_t	moduleId,
		uint32_t	clkId,
		uint64_t	clkRate
	)

Set module clock to specified frequency.

Parameters

moduleId	[in] see tisci_devices for list of module ID's
clkId	[in] see tisci_clocks for list of clocks associated with the specified module ID
clkRate	[in] Frequency to set in Hz

Returns: SystemP_SUCCESS Module clock is enabled; SystemP_FAILURE Module clock could not be enabled

◆ SOC_getCoreName()

const char* SOC_getCoreName ( uint16_t coreId )

Convert a core ID to a user readable name.

Parameters

coreId [in] see CSL_CoreID

Returns: name as a string

◆ SOC_getCoreId()

uint32_t SOC_getCoreId ( const char * coreName )

Convert a core ID to a user readable name.

Parameters

coreName [in] core Name

Returns: coreID

◆ SOC_getSelfCpuClk()

uint64_t SOC_getSelfCpuClk ( void )

Get the clock frequency in Hz of the CPU on which the driver is running.

Returns: Clock frequency in Hz

◆ SOC_setEpwmTbClk()

void SOC_setEpwmTbClk	(	uint32_t	epwmInstance,
		uint32_t	enable
	)

Enable or disable ePWM time base clock from Control MMR.

Parameters

epwmInstance	[in] ePWM instance number [0 - (CSL_EPWM_PER_CNT-1)]
enable	[in] TRUE to enable and FALSE to disable

◆ SOC_controlModuleLockMMR()

void SOC_controlModuleLockMMR	(	uint32_t	domainId,
		uint32_t	partition
	)

Lock control module partition to prevent writes into control MMRs.

Parameters

domainId	[in] See SOC_DomainId_t
partition	[in] Partition number to unlock

◆ SOC_controlModuleUnlockMMR()

void SOC_controlModuleUnlockMMR	(	uint32_t	domainId,
		uint32_t	partition
	)

Unlock control module partition to allow writes into control MMRs.

Parameters

domainId	[in] See SOC_DomainId_t
partition	[in] Partition number to unlock

◆ SOC_unlockAllMMR()

void SOC_unlockAllMMR ( void )

Unlocks all the control MMRs.

◆ SOC_moduleGetClockFrequency()

int32_t SOC_moduleGetClockFrequency	(	uint32_t	moduleId,
		uint32_t	clkId,
		uint64_t *	clkRate
	)

Get module clock frequency.

Parameters

moduleId	[in] see tisci_devices for list of module ID's
clkId	[in] see tisci_clocks for list of clocks associated with the specified module ID
clkRate	[out] Frequency of the clock

Returns: SystemP_SUCCESS on success, else failure

◆ SOC_setDevStat()

void SOC_setDevStat ( uint32_t bootMode )

Change boot mode by setting devstat register.

Parameters

bootMode [IN] Boot mode switch value

◆ SOC_triggerMcuLpmWakeup()

void SOC_triggerMcuLpmWakeup ( void )

Generates the MCU IPC interrupt to DM R5 to wakeup the main domain from MCU only LPM mode.

◆ SOC_generateSwWarmResetMainDomain()

void SOC_generateSwWarmResetMainDomain ( void )

Generate SW Warm Reset Main Domain.

◆ SOC_generateSwPORResetMainDomain()

void SOC_generateSwPORResetMainDomain ( void )

Generate SW POR Reset Main Domain.

◆ SOC_getWarmResetCauseMainDomain()

uint32_t SOC_getWarmResetCauseMainDomain ( void )

Get the reset reason source for Main Domain.

Returns: Reset Reason Source Main Domain

◆ SOC_generateSwWarmResetMcuDomain()

void SOC_generateSwWarmResetMcuDomain ( void )

Generate SW WARM Reset Mcu Domain.

◆ SOC_generateSwWarmResetMainDomainFromMcuDomain()

void SOC_generateSwWarmResetMainDomainFromMcuDomain ( void )

Generate SW WARM Reset Main Domain from Mcu Domain.

◆ SOC_generateSwPORResetMainDomainFromMcuDomain()

void SOC_generateSwPORResetMainDomainFromMcuDomain ( void )

Generate SW POR Reset Main Domain from Mcu Domain.

◆ SOC_getWarmResetCauseMcuDomain()

uint32_t SOC_getWarmResetCauseMcuDomain ( void )

Get the reset reason source for Mcu Domain.

Returns: Reset Reason Source Mcu Domain

◆ SOC_clearResetCauseMainMcuDomain()

void SOC_clearResetCauseMainMcuDomain ( uint32_t resetCause )

Clears reason for Warm and Main/Mcu Domain Power On Resets. CTRLMMR_RST_SRC is just a mirror of CTRLMMR_MCU_RST_SRC register. It is read only. So we need to write 1 to CTRLMMR_MCU_RST_SRC to clear the reset reason.

Parameters

resetCause [IN] Reset reason value to clear.

◆ SOC_enableResetIsolation()

int32_t SOC_enableResetIsolation	(	uint32_t	main2McuIsolation,
		uint32_t	mcu2MainIsolation,
		uint32_t	mcu2dmIsolation,
		uint32_t	debugIsolationEnable
	)

Enable reset isolation of MCU domain for safety applications.

Parameters

main2McuIsolation	[IN] Flag to enable isolation of mcu domain from main domain Setting this flag restricts the access of MCU resources by main domain
mcu2MainIsolation	[IN] Flag to enable isolation of MCU domain from DM Setting this flag restricts the access of MCU resources by DM
mcu2dmIsolation	[IN] Flag to enable isolation of DM from mcu domain Setting this flag restricts the access of DM resources by MCU domain
debugIsolationEnable	[IN] Enable debug isolation. Setting this would restrict JTAG access to MCU domain

◆ SOC_setMCUResetIsolationDone()

void SOC_setMCUResetIsolationDone ( uint32_t value )

Set MCU reset isolation done flag.

Parameters

value [IN] : 0 - Allow main domain reset to propogate : 1 - Do not allow main domain reset to propogate

◆ SOC_waitMainDomainReset()

void SOC_waitMainDomainReset ( void )

Wait for main domain reset to complete.

◆ SOC_getPSCState()

int32_t SOC_getPSCState	(	uint32_t	instNum,
		uint32_t	domainNum,
		uint32_t	moduleNum,
		uint32_t *	domainState,
		uint32_t *	moduleState
	)

Get PSC (Power Sleep Controller) state.

Parameters

instNum	[IN] : PSC Instance. See SOC_PSCDomainId_t
domainNum	[IN] : Power domain number
moduleNum	[IN] : Module number
domainState	[OUT] : Domain state (1 : ON, 0 : OFF)
moduleState	[OUT] : Module State. See SOC_PSCModuleState_t

Returns: SystemP_SUCCESS on success, else failure

◆ SOC_setPSCState()

int32_t SOC_setPSCState	(	uint32_t	instNum,
		uint32_t	domainNum,
		uint32_t	moduleNum,
		uint32_t	pscState
	)

Set PSC (Power Sleep Controller) state.

Parameters

instNum	[IN] : PSC Instance. See SOC_PSCDomainId_t
domainNum	[IN] : Power domain number
moduleNum	[IN] : Module number
pscState	[IN] : PSC module state. See SOC_PSCModuleState_t

Returns: SystemP_SUCCESS on success, else failure

◆ SOC_setFSSCtrlFlashBootSize()

void SOC_setFSSCtrlFlashBootSize ( void )

Update the boot block size for FSS subsystem.

Selects the size of the boot block to be used for the OSPI flash interface. Default value is 1'b0 - S0_BOOT_SIZE_64MB for the MMR register. Set 1'b1 - S0_BOOT_SIZE_128MB to update the value.

Introduction

Functions

Macros

SOC Domain ID

SOC PSC Module State

SOC PSC Domain State

Macro Definition Documentation

◆ SOC_DOMAIN_ID_MAIN

◆ SOC_DOMAIN_ID_MCU

◆ SOC_DOMAIN_ID_WKUP

◆ SOC_PSC_DOMAIN_ID_MAIN

◆ SOC_PSC_DOMAIN_ID_MCU

◆ SOC_PSC_SYNCRESETDISABLE

◆ SOC_PSC_SYNCRESET

◆ SOC_PSC_DISABLE

◆ SOC_PSC_ENABLE

◆ SOC_PSC_DOMAIN_OFF

◆ SOC_PSC_DOMAIN_ON

◆ SOC_BOOTMODE_MMCSD

Function Documentation

◆ SOC_moduleClockEnable()

◆ SOC_moduleSetClockFrequency()

◆ SOC_getCoreName()

◆ SOC_getCoreId()

◆ SOC_getSelfCpuClk()

◆ SOC_setEpwmTbClk()

◆ SOC_controlModuleLockMMR()

◆ SOC_controlModuleUnlockMMR()

◆ SOC_unlockAllMMR()

◆ SOC_moduleGetClockFrequency()

◆ SOC_setDevStat()

◆ SOC_triggerMcuLpmWakeup()

◆ SOC_generateSwWarmResetMainDomain()

◆ SOC_generateSwPORResetMainDomain()

◆ SOC_getWarmResetCauseMainDomain()

◆ SOC_generateSwWarmResetMcuDomain()

◆ SOC_generateSwWarmResetMainDomainFromMcuDomain()

◆ SOC_generateSwPORResetMainDomainFromMcuDomain()

◆ SOC_getWarmResetCauseMcuDomain()

◆ SOC_clearResetCauseMainMcuDomain()

◆ SOC_enableResetIsolation()

◆ SOC_setMCUResetIsolationDone()

◆ SOC_waitMainDomainReset()

◆ SOC_getPSCState()

◆ SOC_setPSCState()

◆ SOC_setFSSCtrlFlashBootSize()