21 Commits

Author SHA1 Message Date
Gregory Nutt
9632d2a7f6 SAMA5 NAND: Do not perform DMA on small transfers 2013-12-04 07:41:29 -06:00
Gregory Nutt
8ad33030d3 SAMA5 NAND: Only CS3 can have NAND 2013-12-03 06:59:22 -06:00
Gregory Nutt
1de529cc42 SAMA5 NAND: Can't DMA using DMAC1. Add lots of NAND DMA debug instrumentation 2013-12-02 17:15:57 -06:00
Gregory Nutt
c62a9c269a SAMA5 NAND: Basic NAND access now work (software ECC and no DMA) 2013-12-01 18:21:41 -06:00
Gregory Nutt
06dca0d263 SAMA5 NAND: Return value should not be ignored 2013-12-01 13:39:28 -06:00
Gregory Nutt
6cd5215759 SAMA5 NAND: Fix some race conditions in checking status bits 2013-11-30 14:17:32 -06:00
Gregory Nutt
4b8ba0cddc SAMA5 NAND: Don't use HSMC interrupts. They occur to quickly and cause mysterious race conditions 2013-11-29 11:52:47 -06:00
Gregory Nutt
d2eee4b7f0 SAMA5 NAND: Still debugging 2013-11-28 12:21:33 -06:00
Gregory Nutt
a0a17933fd SAMA5 NAND: A few bug fixes for integration. Still lots more to do 2013-11-27 11:04:40 -06:00
Gregory Nutt
2f0326033b SAMA5 DMA: Add an option to disable DMA for debug purposes 2013-11-26 06:55:14 -06:00
Gregory Nutt
f6bef28d96 SAMA5 NAND: Retrofit trim page logic 2013-11-24 14:57:30 -06:00
Gregory Nutt
31a65431f0 SAMA5 NAND: Finish upper part of PMECC logic; add HSMC interrupt handling 2013-11-24 11:51:30 -06:00
Gregory Nutt
79c4fb8fe6 SAMA5 PMECC: More progress, still not complete 2013-11-24 09:37:59 -06:00
Gregory Nutt
25449c2d1f SAMA5 NAND: More stuff 2013-11-22 11:19:32 -06:00
Gregory Nutt
ae79d5b59f SAMA5 NAND: More progress 2013-11-21 11:13:08 -06:00
Gregory Nutt
6723409a6a SAMA5 NAND: Add block erase logic 2013-11-20 13:55:23 -06:00
Gregory Nutt
841d0dea3b Rethinking some NAND interfaces 2013-11-19 08:50:12 -06:00
Gregory Nutt
e0a02bbd2c MTD NAND: Beginning of software ECC logic 2013-11-18 09:43:44 -06:00
Gregory Nutt
3c4182115d More NAND stuff 2013-11-17 12:22:09 -06:00
Gregory Nutt
28a1a5e428 Futher NAND development 2013-11-16 13:19:09 -06:00
Gregory Nutt
3ab6d2b40a SAMA5 NAND: Basic support for access to NAND FLASH 2013-11-15 09:30:05 -06:00