Hi,
I replied your post that you mentioned for u-boot source code changes for DDR PHY and let us know the status,
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What options do I have to erase the SPI flash connected to the OMAP? Is there a way to erase the flash using CCS?
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No, Sorry, SPIWriter CCS project is the only option.
Instead I would like to suggest to you that You can erase/flash the SPI flash through serial flasher tool (sfh & sft),