Re: [PR] s32k3xx: serial ensure the cache is updated if the DMA has updated again [nuttx]

2023-10-31 Thread via GitHub 


xiaoxiang781216 merged PR #11106:
URL: https://github.com/apache/nuttx/pull/11106


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[PR] s32k3xx: serial ensure the cache is updated if the DMA has updated again [nuttx]

2023-10-31 Thread via GitHub 


PetervdPerk-NXP opened a new pull request, #11106:
URL: https://github.com/apache/nuttx/pull/11106

   ## Summary
   LPUART had data corruptions at high rate data, this was caused by a cache 
coherency issue.
   This patch ensures the cache is updated if the DMA has updated again 
   
   ## Impact
   S32K3XX
   
   ## Testing
   PX4 & MR-CANHUBK344
   


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