243 commits

Author	SHA1	Message	Date
Gregory Nutt	bfaf64e54e	Fix SAM bug: Parmaters reversed in DMA function call	2013-08-06 15:47:09 -06:00
Gregory Nutt	b0e8231fa3	SAM3,4,A5 DMAC driver fixes	2013-08-06 13:27:48 -06:00
Gregory Nutt	6a429e675f	SAM3,4,A5: Fix some masked status checks that can generate false error reports	2013-08-06 12:36:56 -06:00
Gregory Nutt	8c88dcd0c7	SAMA5: SPI Driver + AT25 FLASH work; SAM3/4: Correct an error, SPI will not be correctly configured if CONFIG_SPI_OWNBUS=n	2013-08-05 10:29:43 -06:00
Gregory Nutt	83af194db1	SAMA5: SPI driver now supports both SPI0 and SPI1	2013-08-04 12:50:20 -06:00
Gregory Nutt	1ea55fc2a7	SAMA5: Add DMA suppport (untested)	2013-08-04 10:44:18 -06:00
Gregory Nutt	5cdc3db214	SAMA5: Add DMA controller register definitions	2013-08-03 12:13:42 -06:00
Gregory Nutt	6422792f57	Standard configuration variables used to enable interupt controller debug; SAMA5: Correct handling of spurious interrupts	2013-08-03 08:22:37 -06:00
Gregory Nutt	efa21b82bc	SAMA5: Fix heap allocation bugs	2013-07-27 11:28:31 -06:00
Gregory Nutt	70f0ffdfc5	Finally... renamed all CONFIG_DRAM_ settings to CONFIG_RAM_	2013-07-26 10:09:17 -06:00
Gregory Nutt	77e1c27005	Update SAMA5D3x-EK board configuration to support on-board UART connections, LEDs, and push buttons	2013-07-24 12:27:12 -06:00
Gregory Nutt	04b3bb1826	Revamp the way external memory regions are configured; Add logic to add SAMA5 external memory regions to the heap	2013-07-24 10:08:32 -06:00
Gregory Nutt	535048a73c	Improve some ARMv7-A/M floating point register save time; Add floating point register save logic for ARMv7-A	2013-07-23 17:52:06 -06:00
Gregory Nutt	afdd6320ee	Add SAMA5D3 pin multiplexing definitions	2013-07-23 09:47:01 -06:00
Gregory Nutt	f07d09aa48	Add SAMA5 GPIO configuration support	2013-07-22 20:59:47 -06:00
Gregory Nutt	a9b0f304e6	Add SAMA5 clock logic. Cloned from SAM3U and not yet verified	2013-07-22 14:42:05 -06:00
Gregory Nutt	25c393f371	prohibit re-entrance into sam_configgpio()	2013-07-05 17:15:54 -06:00
Gregory Nutt	94e2f4ceb4	Fix SAM34 interrupt handling for ports D-F; fix MISO logic in Arduino Due touchscreen driver	2013-07-03 08:12:45 -06:00
Gregory Nutt	f0ebaf8312	Several fixes to get a clean compile of the Arduino touch screen	2013-07-02 13:52:09 -06:00
Gregory Nutt	09faaccc02	Created new directories to hold SPI-related files	2013-07-01 08:11:54 -06:00
Gregory Nutt	2ba00060bc	SAM33/4: Need to disable write protection before modify PIO pin configuration	2013-06-28 15:34:51 -06:00
Gregory Nutt	3505ca7556	Add an NSH configuration for the Arduino Due; Pluse several fixes related to the Due and to the SAM3X in general	2013-06-28 14:32:08 -06:00
Gregory Nutt	e34e1ee987	Arduino Due: Fixes to FLASH address, flash wait states, updated Comments. Now boots and runs a bit before crashing	2013-06-28 11:29:14 -06:00
Gregory Nutt	9956392d00	With these changes the Arduino Due port builds without errors	2013-06-27 15:07:07 -06:00
Gregory Nutt	e0310e2cc8	Flesh out the Arduino Due board configuratino and integrate it with the build and configuration system	2013-06-27 14:24:27 -06:00
Gregory Nutt	293e46e435	Review and update of SAM3/4 header files and conditional logic for SAM3X/A support	2013-06-27 11:06:13 -06:00
Gregory Nutt	bc7ac20616	Add peripheral configuration logic for the SAM3X/3A; Change all references to SAM3/4 SPI to SPI0 for compatibity with the SAM3X/3A which has SPI0 and SPI1; Add directory which will eventually holdl an Arduino Due port	2013-06-26 18:46:44 -06:00
Gregory Nutt	d4b7efb34e	Add SAM3X/3A pin multiplexing and GPIO encoding header files	2013-06-26 17:02:43 -06:00
Gregory Nutt	f668abaed1	Add SAM3X/3A memory map	2013-06-26 14:37:57 -06:00
Gregory Nutt	3692dfaf26	Add SAM3X/3A peripheral clock controls	2013-06-26 14:00:26 -06:00
Gregory Nutt	b089263e1c	Add SAM3X/3A interrupt vectors	2013-06-26 12:59:56 -06:00
Gregory Nutt	18240b07b6	Add support for SAM3X and 3A chips, interrupts, and peripheral IDs	2013-06-26 12:28:32 -06:00
Gregory Nutt	64dd806d89	Fix integration of RAM test into the build and configuration system	2013-06-26 10:54:12 -06:00
Gregory Nutt	3d1f29217e	Add support for a separate CCM memory allocator for members of the STM32 family that support CCM memory	2013-06-25 09:13:30 -06:00
Gregory Nutt	8959fffedc	SAM4L Xplained SLCD driver is complete	2013-06-23 09:05:20 -06:00
Gregory Nutt	5152ce9f79	Beginning of a driver for the SAM4L LED1 module	2013-06-21 17:42:09 -06:00
Gregory Nutt	2cfeed654a	Add SAM4L PDCA register definition file	2013-06-19 18:38:31 -06:00
Gregory Nutt	3ed35802ce	SPI register definition file updated to include a few differences for the SAM4L	2013-06-19 16:03:19 -06:00
Gregory Nutt	2ede49fd6a	SAM4L LCDCS register definitions	2013-06-19 13:59:47 -06:00
Gregory Nutt	69fc11bb71	Fix test of NULL pointer in the SAM3/4 SPI driver	2013-06-18 12:16:52 -06:00
Gregory Nutt	39dcedb0f1	SAM3/4 SPI phase control (CPHA) is inverted	2013-06-18 09:29:55 -06:00
Gregory Nutt	15e846ad1d	Corrections to the Kinetis TSI header file from Alan Carvalho de Assis	2013-06-18 07:14:05 -06:00
Gregory Nutt	c9f1d1857c	SAM3U-EK: Correct polarity of the PENIRQ signal	2013-06-16 14:31:18 -06:00
Gregory Nutt	c7fd7a4e27	Re-architected SAM3/4 SPI interface; Change BUSY bit handling in the ADS7843E driver	2013-06-16 10:09:21 -06:00
Gregory Nutt	44fe999aea	Add support for the SAM4L Xplained Pro I/O1 module	2013-06-15 10:56:08 -06:00
Gregory Nutt	b1afe69591	Fixes for SAM4S and 4L due to recent changes to SAM3S; Updated README files	2013-06-14 08:54:24 -06:00
Gregory Nutt	8ed39d9f29	SAM3/4S GPIO interrupt changes	2013-06-13 18:53:14 -06:00
Gregory Nutt	9cf942bcb2	SAM3/4: Loop counter for PLL delay must be volatile or it may get optimized away	2013-06-13 16:18:25 -06:00
Gregory Nutt	e26381f0c0	SAM3/4: Some minor design improvements to the SAM3/4 serial driver	2013-06-13 15:16:52 -06:00
Gregory Nutt	3a351b60e1	Fix error in AT91SAM SPI driver introduced in recent comment. Varioius improvements to README files and debug output	2013-06-13 13:38:31 -06:00