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18 changes: 18 additions & 0 deletions source/board/flash/ospi/flash_nor_ospi.c
Original file line number Diff line number Diff line change
Expand Up @@ -1373,12 +1373,19 @@ static void Flash_norOspiClose(Flash_Config *config)

int32_t Flash_quirkSpansionUNHYSADisable(Flash_Config *config)
{
Flash_DevConfig *devCfg = config->devConfig;
int32_t status = SystemP_SUCCESS;
uint8_t regData = 0x00;
uint32_t write = 0;

/* Hybrid Sector Disable */
/* Read UNHYSA bit from CFR3V */
status = Flash_norOspiRegRead(config, 0x65, 0x00800004, &regData);
if(status != SystemP_SUCCESS)
{
/* Failed to read CFR3V */
return status;
}

if(status == SystemP_SUCCESS)
{
Expand All @@ -1396,7 +1403,18 @@ int32_t Flash_quirkSpansionUNHYSADisable(Flash_Config *config)

if(write)
{
/* Write new value to CFR3N and CFR3V */
status = Flash_norOspiRegWrite(config, 0x71, 0x04, regData);
if (status == SystemP_SUCCESS)
{
/* Wait for write command to finish */
Flash_norOspiWaitReady(config, devCfg->flashBusyTimeout);
}
else
{
/* Failed to write to CFR3N and CFR3V */
return status;
}
}

return status;
Expand Down