Commit Graph

123 Commits

Author SHA1 Message Date
Gregory Nutt
4aee332cd1 Add option to indicatet that data is retained in SDRAM 2014-01-28 10:42:49 -06:00
Gregory Nutt
a26b03d0d0 rename up_led*() functions to board_led_*() 2014-01-24 14:28:49 -06:00
Gregory Nutt
1061e67f14 Fix error in last ARMv7-M up_disable_irq checkin 2014-01-15 15:26:32 -06:00
Gregory Nutt
e43f86071d Fix all Cortex-M3/4 implementations of up_disable_irq(). They were doing nothing. Thanks to Manuel Stühn for the tip. 2014-01-15 09:56:30 -06:00
Gregory Nutt
4de5e40669 Individual IRQs are not longer disabled on each interrupt. See ChangeLog for detailed explanation 2014-01-15 08:09:19 -06:00
Gregory Nutt
f51b69b198 Decoupling NX user interfaces to support NX kernel build (phase 1) 2013-12-27 13:18:20 -06:00
Gregory Nutt
4100de6648 Fix a duplicate label introduce in recent commit 2013-12-23 14:29:25 -06:00
Gregory Nutt
9c2c1e8589 Need to protect state on stack to do nested interrupt handling 2013-12-23 14:11:32 -06:00
Gregory Nutt
29c43b0b24 Fixes a few more high priority, nested interrupt logic 2013-12-23 11:13:56 -06:00
Gregory Nutt
eaed4c04a2 Finishes coding of ARMv7-M high priority nested interrupt logic. Still undocumented; still not fully tested 2013-12-21 15:05:48 -06:00
Gregory Nutt
3855ce04e8 Beginning of high priority nested interrupt support for the ARMv7-M family 2013-12-21 11:03:38 -06:00
Gregory Nutt
f3198d5812 Cosmetic: Changlog and update to comments 2013-12-20 16:24:22 -06:00
Gregory Nutt
d01808c603 LM: Don't initialize .data if running in SRAM. Global missing intialize type. SAMA5 NAND: Fix for read nand in smaller chunks 2013-12-05 10:37:55 -06:00
Gregory Nutt
60950c760f SAMA5 I2S Kconfig update 2013-11-11 13:50:25 -06:00
Gregory Nutt
c615f6e6fd Support for the Atmel SAM4E family. From Mitko 2013-11-11 07:45:09 -06:00
Gregory Nutt
b8085906b9 Extend stack debug logic to include IDLE and interrupt stacks. Also color the heap as well. Based on suggestions from David Sidrane 2013-11-01 11:16:51 -06:00
Gregory Nutt
4bbe259082 SAM3/4 serial: Same supersitituous change as for SAMA5 2013-10-26 16:17:07 -06:00
Gregory Nutt
49b3366eff SAMA5: Hook RTC into build system; Finish RTC alarm logic; Verify correct behavior of the basic RTC functionality 2013-10-19 10:41:20 -06:00
Gregory Nutt
05eb7e3da4 SAMA5 ADC: Beginning ADC register definition file 2013-09-29 18:34:09 -06:00
Gregory Nutt
7c81618f2f Dependency generation fix for directories that keep object files in a sub-directory 2013-09-29 11:46:10 -06:00
Gregory Nutt
f2a5c43b25 SAMA5: Framework for a TWI driver (incomplete) 2013-09-11 12:28:52 -06:00
Gregory Nutt
56f9092a87 Fix all occurrences of "the the" in documentation and comments 2013-08-27 09:40:19 -06:00
Gregory Nutt
9cf1365cde SAMA5: Some improvements to the HSCMI card removal/insertion logic 2013-08-11 11:13:11 -06:00
Gregory Nutt
3c38992727 SAMA5: Fix HSMCI race condition. Now memory card interface is functional with DMA 2013-08-10 18:01:23 -06:00
Gregory Nutt
6622714c5d Rearrange configuration settings so that ARCH_HAVE_SDIO is moved to higher, sharable level 2013-08-10 09:06:53 -06:00
Gregory Nutt
a2ba8992a9 SAM3,4,A5 DMA fixes; SAMA5 SPI driver now supports DMA transfers 2013-08-09 13:12:16 -06:00
Gregory Nutt
2b36e7e266 SAMA5: Use RDR/TDR registers for DMA, not FIFO registers; change DMA bit settings to match Atmel example. Still no DMA 2013-08-08 15:51:16 -06:00
Gregory Nutt
53c4a1e647 SAMA5 DMA: Need to flush caches; DMA channel depends upon direction of DMA; the maximum transfer size in bytes depends on the number of bytes per transfer 2013-08-08 13:15:52 -06:00
Gregory Nutt
05242e41ef More SAMA5 DMAC driver fixes. Still does not work. 2013-08-07 17:19:48 -06:00
Gregory Nutt
e015c6edd6 SAMA3,4,A5: Misc corrections to DMA and HSMCI drivers 2013-08-07 11:32:08 -06:00
Gregory Nutt
159635bc2a Fix SAM bug: Parmaters reversed in DMA function call 2013-08-06 15:47:09 -06:00
Gregory Nutt
d1da100cf0 SAM3,4,A5 DMAC driver fixes 2013-08-06 13:27:48 -06:00
Gregory Nutt
03f24c7a1d SAM3,4,A5: Fix some masked status checks that can generate false error reports 2013-08-06 12:36:56 -06:00
Gregory Nutt
cff3e713f1 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
d516baa73f SAMA5: SPI driver now supports both SPI0 and SPI1 2013-08-04 12:50:20 -06:00
Gregory Nutt
8194e6bbcf SAMA5: Add DMA suppport (untested) 2013-08-04 10:44:18 -06:00
Gregory Nutt
a93b095ce4 SAMA5: Add DMA controller register definitions 2013-08-03 12:13:42 -06:00
Gregory Nutt
8b317e9ea3 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
ae6ed8ca52 SAMA5: Fix heap allocation bugs 2013-07-27 11:28:31 -06:00
Gregory Nutt
2f772c84fd Finally... renamed all CONFIG_DRAM_ settings to CONFIG_RAM_ 2013-07-26 10:09:17 -06:00
Gregory Nutt
213780bc43 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
63f136dd7e 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
cb3f394d53 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
ae3f2b2876 Add SAMA5D3 pin multiplexing definitions 2013-07-23 09:47:01 -06:00
Gregory Nutt
e9f8689cee Add SAMA5 GPIO configuration support 2013-07-22 20:59:47 -06:00
Gregory Nutt
571308c27a Add SAMA5 clock logic. Cloned from SAM3U and not yet verified 2013-07-22 14:42:05 -06:00
Gregory Nutt
dcb4545afb prohibit re-entrance into sam_configgpio() 2013-07-05 17:15:54 -06:00
Gregory Nutt
d5f274ac76 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
348304fcb4 Several fixes to get a clean compile of the Arduino touch screen 2013-07-02 13:52:09 -06:00
Gregory Nutt
a954eb76b2 Created new directories to hold SPI-related files 2013-07-01 08:11:54 -06:00