Other Parts Discussed in Thread: AM623,
Tool/software:
Hi,
I want to configure the SPI Clock for the AM623. But for some SPI frequencies I get 2 parameters in the ti_driver_open_close.c

What do I wrong?
Does sysconfig detect wrong SPI clock settings?
Regards, Holger
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/*
* Auto generated file
*/
#include "ti_drivers_open_close.h"
#include <kernel/dpl/DebugP.h>
void Drivers_open(void)
{
Drivers_mcspiOpen();
}
void Drivers_close(void)
{
Drivers_mcspiClose();
}
/*
* MCSPI
*/
/* MCSPI Driver handles */
MCSPI_Handle gMcspiHandle[CONFIG_MCSPI_NUM_INSTANCES];
/* MCSPI Driver Open Parameters */
MCSPI_OpenParams gMcspiOpenParams[CONFIG_MCSPI_NUM_INSTANCES] =
{
{
.transferMode = MCSPI_TRANSFER_MODE_BLOCKING,
.transferTimeout = SystemP_WAIT_FOREVER,
.transferCallbackFxn = NULL,
.msMode = MCSPI_MS_MODE_MASTER,
.mcspiDmaIndex = -1,
},
{
.transferMode = MCSPI_TRANSFER_MODE_BLOCKING,
.transferTimeout = SystemP_WAIT_FOREVER,
.transferCallbackFxn = NULL,
.msMode = MCSPI_MS_MODE_MASTER,
.mcspiDmaIndex = -1,
},
};
/* MCSPI Driver Channel Configurations */
MCSPI_ChConfig gConfigMcspi0ChCfg[CONFIG_MCSPI0_NUM_CH] =
{
{
.chNum = MCSPI_CHANNEL_0,
.frameFormat = MCSPI_FF_POL0_PHA0,
.bitRate = 1600000,
.csPolarity = MCSPI_CS_POL_LOW,
.trMode = MCSPI_TR_MODE_TX_RX,
.inputSelect = MCSPI_IS_D1,
.dpe0 = MCSPI_DPE_ENABLE,
.dpe1 = MCSPI_DPE_DISABLE,
.slvCsSelect = MCSPI_SLV_CS_SELECT_0,
.startBitEnable = FALSE,
.startBitPolarity = MCSPI_SB_POL_LOW,
.csIdleTime = MCSPI_TCS0_0_CLK,
.defaultTxData = 0x0U,
.txFifoTrigLvl = 16U,
.rxFifoTrigLvl = 16U,
},
};
MCSPI_ChConfig gConfigMcspi1ChCfg[CONFIG_MCSPI1_NUM_CH] =
{
{
.chNum = MCSPI_CHANNEL_0,
.frameFormat = MCSPI_FF_POL0_PHA0,
.bitRate = 1780000,
.csPolarity = MCSPI_CS_POL_LOW,
.trMode = MCSPI_TR_MODE_TX_RX,
.inputSelect = MCSPI_IS_D1,
.dpe0 = MCSPI_DPE_ENABLE,
.dpe1 = MCSPI_DPE_DISABLE,
.slvCsSelect = MCSPI_SLV_CS_SELECT_0,
.startBitEnable = FALSE,
.startBitPolarity = MCSPI_SB_POL_LOW,
.csIdleTime = MCSPI_TCS0_0_CLK,
.defaultTxData = 0x0U,
.txFifoTrigLvl = 16U,
.rxFifoTrigLvl = 16U,
},
};
#include <drivers/mcspi/v0/dma/mcspi_dma.h>
void Drivers_mcspiOpen(void)
{
uint32_t instCnt, chCnt;
int32_t status = SystemP_SUCCESS;
for(instCnt = 0U; instCnt < CONFIG_MCSPI_NUM_INSTANCES; instCnt++)
{
gMcspiHandle[instCnt] = NULL; /* Init to NULL so that we can exit gracefully */
}
/* Open all instances */
for(instCnt = 0U; instCnt < CONFIG_MCSPI_NUM_INSTANCES; instCnt++)
{
gMcspiHandle[instCnt] = MCSPI_open(instCnt, &gMcspiOpenParams[instCnt]);
if(NULL == gMcspiHandle[instCnt])
{
DebugP_logError("MCSPI open failed for instance %d !!!\r\n", instCnt);
status = SystemP_FAILURE;
break;
}
}
/* Channel configuration */
for(chCnt = 0U; chCnt < CONFIG_MCSPI0_NUM_CH; chCnt++)
{
status = MCSPI_chConfig(
gMcspiHandle[CONFIG_MCSPI0],
&gConfigMcspi0ChCfg[chCnt]);
if(status != SystemP_SUCCESS)
{
DebugP_logError("CONFIG_MCSPI0 channel %d config failed !!!\r\n", chCnt);
break;
}
}
for(chCnt = 0U; chCnt < CONFIG_MCSPI1_NUM_CH; chCnt++)
{
status = MCSPI_chConfig(
gMcspiHandle[CONFIG_MCSPI1],
&gConfigMcspi1ChCfg[chCnt]);
if(status != SystemP_SUCCESS)
{
DebugP_logError("CONFIG_MCSPI1 channel %d config failed !!!\r\n", chCnt);
break;
}
}
if(SystemP_FAILURE == status)
{
Drivers_mcspiClose(); /* Exit gracefully */
}
return;
}
void Drivers_mcspiClose(void)
{
uint32_t instCnt;
/* Close all instances that are open */
for(instCnt = 0U; instCnt < CONFIG_MCSPI_NUM_INSTANCES; instCnt++)
{
if(gMcspiHandle[instCnt] != NULL)
{
MCSPI_close(gMcspiHandle[instCnt]);
gMcspiHandle[instCnt] = NULL;
}
}
return;
}

