s32k1xx:LPSPI use DMA #7888
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s32k1xx:LPSPI use DMA #7888
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Co-authored-by: Petro Karashchenko <petro.karashchenko@gmail.com>
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@pkarashchenko Any Idea why the Mac build is faling? |
xiaoxiang781216
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Dec 15, 2022
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Summary
Add DMA support to the s32k1 LPSPI
Impact
Reduced CPU Load.
Testing
PX4 nxp_ucans32k146 + drotek mpu9250 on lpspi0 with INT support. 9250 Clock had to be reduced to 5 MHz