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SubjectRe: [RESEND PATCH v5 0/4] Add STM32 DMAMUX support
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Thanks Vinod.
The fourth is going to be managed by ARM team.

Regards

On 09/27/2017 12:36 PM, Vinod Koul wrote:
> On Fri, Sep 22, 2017 at 09:31:28AM +0200, Pierre-Yves MORDRET wrote:
>> This patchset adds support for the STM32 DMA multiplexer.
>> It allows to map any peripheral DMA request to any channel of the product
>> DMAs.
>> This IP has been introduced with STM32H7 SoC.
>
> Applied first three patches, thanks
>
>> ---
>> Version history:
>> v5:
>> * Set selected channel ID within a lock to avoid race condition.
>> Release if any error occurs
>> v4:
>> * Add multi-master ability for STM32 DMAMUX
>> * Get rid of st,dmamux property and custom API between STM32
>> DMAMUX and DMA. Bindings has changed.
>> DMAMUX will read DMA masters from Device Tree from now on.
>> Merely one DMAMUX node is needed now.
>> * Only STM32 DMA are allowed to be connected onto DMAMUX
>> * channelID is computed locally within the driver and crafted in
>> dma_psec to be passed toward DMA master.
>> DMAMUX router sorts out which DMA master will serve the
>> request automatically.
>> * This version forbids the use of DMA in standalone and DMAMUX at
>> the same time : all clients need to be connected either on DMA
>> or DMAMUX ; no mix up
>> v3:
>> * change compatible to st,stm32h7-dmamux to be mode Soc specific
>> * add verbosity in dma-cells
>> ---
>>
>> Pierre-Yves MORDRET (4):
>> dt-bindings: Document the STM32 DMAMUX bindings
>> dmaengine: Add STM32 DMAMUX driver
>> dt-bindings: stm32-dma: add a property to handle STM32 DMAMUX
>> ARM: configs: stm32: Add DMAMUX support in STM32 defconfig
>>
>> .../devicetree/bindings/dma/stm32-dma.txt | 4 +-
>> .../devicetree/bindings/dma/stm32-dmamux.txt | 84 ++++++
>> arch/arm/configs/stm32_defconfig | 1 +
>> drivers/dma/Kconfig | 9 +
>> drivers/dma/Makefile | 1 +
>> drivers/dma/stm32-dmamux.c | 327 +++++++++++++++++++++
>> 6 files changed, 425 insertions(+), 1 deletion(-)
>> create mode 100644 Documentation/devicetree/bindings/dma/stm32-dmamux.txt
>> create mode 100644 drivers/dma/stm32-dmamux.c
>>
>> --
>> 2.7.4
>>
>

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