michael
366e4397e9
fix(spi_dma_rx): fixed the invalid argument issue in full-duplex mode.
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force rxlength=length and mosi=1 and inlink.start=1 on in full-duplex mode.
set rxlength > length is forbidden in full-duplex mode.
TW#12609, TW#14240, https://www.esp32.com/viewtopic.php?f=13&t=2519
2017-08-14 17:25:30 +08:00
michael
227b011f6a
fix(spi_master): fix SPI master, now able to transfer more than 32 bytes in non-DMA-accessable area.
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apply for internal space to hold these data.
use DMA when it's enabled, no matter long or short.
TW#12226, github#551
2017-08-14 17:19:57 +08:00
Angus Gratton
8d7074ed5c
soc: Move esp_ptr_dma_capable() function to soc_memory_layout.h
2017-07-10 17:46:03 +08:00
Angus Gratton
71c70cb15c
heap: Refactor heap regions/capabilities out of FreeRTOS
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Remove tagged heap API, rename caps_xxx to heap_caps_xxx
Also includes additional heap_caps_xxx inspection functions.
2017-07-10 17:46:03 +08:00
Jeroen Domburg
8af3fe4e84
Warn against and check for non-DMA-capable pointers being passed to SPI when DMA is used
2017-05-05 12:28:03 +08:00
devsaurus
530c3ca05c
components/driver/spi_master: free dma descriptors
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Signed-off-by: Jeroen Domburg <jeroen@espressif.com>
2017-05-05 11:13:42 +08:00
Jeroen Domburg
bf0c32364a
SPI: Also check SPI_TRANS_USE_[T|R]XDATA when decifding to turn on MOSI/MISO. Fixes https://github.com/espressif/esp-idf/issues/488
2017-04-27 11:49:04 +08:00
Jeroen Domburg
881a90b8ab
SPI: SPI master clock calculation: n has a minimum of 2 to allow for both a low and a high cycle. Fixes https://github.com/espressif/esp-idf/issues/491
2017-04-27 11:49:04 +08:00
Jeroen Domburg
4c06dca15c
SPI: Small fixes according to MR comments
2017-04-27 11:49:04 +08:00
Jeroen Domburg
e9c372bc2d
SPI: Split common SPI stuff out of master driver; add slave driver; add workaround for DMA issue.
2017-04-27 11:49:04 +08:00
Angus Gratton
fd3ef4cdfe
Merge branch 'bugfix/github_fixes' into 'master'
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Various fixes from Github
Some one-line fixes from Github PRs.
See merge request !689
2017-04-21 12:27:32 +08:00
Michael Kellner
eeb0aaa09e
spidriver: Display length errors correctly
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SPI transfer length is bits, not bytes, so the error should indicate bits. Also, there are separate lengths for rx and
tx (confusingly named rxlength and length... if rxlength is 0, length is used). The code checks the tx length for the
rx, so it never validates rxlength.
Originally contributed as part of #511 https://github.com/espressif/esp-idf/pull/511
2017-04-21 11:03:07 +10:00
Michel Pollet
349a77cb55
components/driver: 'const' all config calls.
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Some were, some weren't. They all could/should be.
Signed-off-by: Michel Pollet <buserror@gmail.com>
2017-04-13 18:33:33 +01:00
Jeroen Domburg
76295c7a13
Fix timing adjustment needed for higher speeds of SPI master bus.
2017-03-28 11:31:59 +08:00
Jeroen Domburg
e35ebbf813
Use THRESH_DMA_TRANS define everywhere, make code match "smaller or equal" description
2017-02-21 18:27:56 +08:00
Lourens Naudé
04f7d96623
Fix SPI read edges in spi_intr
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Signed-off-by: Jeroen Domburg <jeroen@espressif.com>
2017-02-21 18:26:03 +08:00
Dermot Duffy
33500f2561
Add missing variable initialisation.
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Signed-off-by: Jeroen Domburg <jeroen@espressif.com>
2017-01-25 21:41:45 +08:00
Jeroen Domburg
356e01545c
Add test for spi clock, fix corner cases)
2017-01-11 16:13:33 +08:00
Jeroen Domburg
daa2b7cbc9
n, h and l actually are 6-bit; they go from 1 to 64.
2017-01-11 14:13:37 +08:00
Jeroen Domburg
a98d07d650
Fix clock divider calculation
2017-01-11 13:01:48 +08:00
Jeroen Domburg
ee59fa75f4
Rename SPI Master IO pins to more common terminology, add better explanation to queue_length initialization value
2017-01-11 11:25:56 +08:00
Jeroen Domburg
5eb8eb3855
SPI master: rename transaction flags from SPI_* to SPI_TRANS_*, like the documentation says. Also add some explanation about the SPI signals in the documentation
2017-01-10 14:41:12 +08:00
Jeroen Domburg
23455de4c2
Add SPI Master driver, example, test and docs
2017-01-06 14:20:32 +08:00
