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* stm32: Convert serial driver to DMKamil Lulko2015-12-121-107/+96
| | | | | | Signed-off-by: Kamil Lulko <kamil.lulko@gmail.com> Cc: Simon Glass <sjg@chromium.org> Reviewed-by: Simon Glass <sjg@chromium.org>
* Revert "Revert "stm32f4: fix serial output""Tom Rini2015-05-271-0/+3
| | | | | | | | | | Due to a misunderstanding, in 698a12b we reverted changes that we in fact wanted to keep. So lets fix that mistake and bring the code back to how it should have been. This reverts commit 698a12bef9e782dcd99c555a739c16eec8669f14. Signed-off-by: Tom Rini <trini@konsulko.com>
* Revert "stm32f4: fix serial output"Tom Rini2015-05-101-3/+0
| | | | | | | | | As per the author, we don't need this patch really since the other patch "stm32f4: fix serial output" superseded it. This reverts commit 85e5f5b7a7f8d889271f94791606cde62d81d53f. Signed-off-by: Tom Rini <trini@konsulko.com>
* stm32f4: add serial print portkunhuahuang2015-05-101-12/+59
| | | | | | | | | | | | Add the stm32F4 board's serial ports support. User can use it easily. The user only need to edit the number of the usart. The patch also fix the serial print out. Last, this version of patch fix the first patch checkpatch.pl error. Thanks to Kamil Lulko. Signed-off-by: kunhuahuang <huangkunhua@gmail.com>
* stm32f4: fix serial outputkunhuahuang2015-05-101-0/+4
| | | | | | | | | This patch fix the serial output. The source is from Kamil Lulko's "stm32f429-discovery board support" Thanks, Varcain. I learned a lot. Signed-off-by: kunhuahuang <huangkunhua@gmail.com>
* stm32f4: Add serial driverrev13@wp.pl2015-04-221-0/+117
Signed-off-by: Kamil Lulko <rev13@wp.pl> Reviewed-by: Tom Rini <trini@konsulko.com>
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