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==> DH U-Boot Version 1.15.2.0
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a) Add support for the new SDIO switch TS3A27518E from hardware version 406-300 (DH Serial Numbers xxxx3xxxx). 
   Note: The old SDIO switch from hardware version 406-200 (DH Serial Numbers xxxx2xxxx) is also supported of the U-Boot version 1.15.2.0.