Commit Graph

21 Commits

Author SHA1 Message Date
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
e698fe5433 SAMA SSC: Add bufffer dump debug instrumentation 2013-11-12 16:22:05 -06:00
Gregory Nutt
141cebc8c7 SAMA5 SSC: Fix DMA data width: 16 not 32 bits 2013-11-12 15:53:02 -06:00
Gregory Nutt
5d2ff0d4dc SAMA5: Fix issues with RX synch 2013-11-12 14:56:00 -06:00
Gregory Nutt
43f7418d56 SAMA5 SSC: With these changes, the TX DMA works. But nothing is received from the loopback 2013-11-12 12:19:11 -06:00
Gregory Nutt
196cf89d43 SAMA5 SSC: Fix an error in the DMA timeout calculation 2013-11-12 10:59:41 -06:00
Gregory Nutt
f6bbb1217a SAMA4 SSC: Additional DEBUG instrumentation 2013-11-12 10:19:52 -06:00
Gregory Nutt
fce0a3fc6b Various fixes from initial attempts to integrate the SAMA5 SSC/I2C driver with the I2C character driver loopback test 2013-11-11 15:18:57 -06:00
Gregory Nutt
c615f6e6fd Support for the Atmel SAM4E family. From Mitko 2013-11-11 07:45:09 -06:00
Gregory Nutt
6dac38cbb6 SAMA5 I2S: Need to update the count of valid bytes at the conclusion of the read DMA 2013-11-10 15:02:51 -06:00
Gregory Nutt
6d4a87f330 I2S simplifed audio buffer queuing 2013-11-10 14:51:33 -06:00
Gregory Nutt
9859d1131c Small but important typo in the last commit 2013-11-10 11:51:50 -06:00
Gregory Nutt
53667316be SAMA5 SSC: Add support for loopback mode. Plus unrelated Make.defs file from the last checkin 2013-11-10 11:46:45 -06:00
Gregory Nutt
ce58c79a1b Add an I2S character driver. This driver is only intended to support I2S testing and is inappropriate for use with real I2S devices 2013-11-10 10:24:09 -06:00
Gregory Nutt
7fde75a876 SAMA5 I2S: Try to chain as many DMAs together as possible 2013-11-09 15:01:18 -06:00
Gregory Nutt
687567f7b7 SAMA5 I2S: Fix compile errors when all debug options enabled 2013-11-09 13:46:12 -06:00
Gregory Nutt
e746a3d574 SAMA5 I2S: Driver is code complete, untested and subject to some rethinking 2013-11-09 13:08:20 -06:00
Gregory Nutt
1ee17b5b19 SAMA5 I2S: Improved I2S buffering 2013-11-08 16:09:20 -06:00
Gregory Nutt
06d8d4c3ea SAMA5 SSC: Updated I2S driver 2013-11-08 12:03:18 -06:00
Gregory Nutt
cefc40817f SAMA5 SSC: Mostly cosmetic name changes 2013-11-07 16:13:48 -06:00
Gregory Nutt
904f171afa SAMA5 SSC: Add framework (only) for a forthcoming SSC-based I2S driver 2013-11-07 12:26:53 -06:00