[PATCH v5 0/4] DCMI BT656 parallel bus mode support

Alexandre Torgue alexandre.torgue at st.com
Thu Nov 5 04:26:37 EST 2020


Hi Huges

On 11/4/20 6:32 PM, Hugues Fruchet wrote:
> Add support of BT656 embedded synchronization bus.
> This mode allows to save hardware synchro lines hsync & vsync
> by replacing them with synchro codes embedded in data stream.
> Add "bus-type" property and make it required so that there is no
> ambiguity between parallel mode (bus-type=5) and BT656 mode (bus-type=6).
> 
> ===========
> = history =
> ===========
> version 5:
>    - Add revisited bindings and devicetree with explicit use of "bus-type"
> 
> version 4:
>    - Fix typo in commit message
> 
> version 3:
>    - Fix bus_width print to %u as per Sakari comment
> 
> version 2:
>    - As per Sakari remark, revisit commit message and document
>      BT656 parallel bus mode in bindings
> 
> version 1:
>    - Initial submission
> 
> Hugues Fruchet (4):
>    media: stm32-dcmi: add support of BT656 bus
>    media: dt-bindings: media: st,stm32-dcmi: add support of BT656 bus
>    ARM: dts: stm32: set bus-type in DCMI endpoint for stm32mp157c-ev1
>      board
>    ARM: dts: stm32: set bus-type in DCMI endpoint for stm32429i-eval
>      board
> 
>   .../devicetree/bindings/media/st,stm32-dcmi.yaml   | 38 ++++++++++++++++++++++
>   arch/arm/boot/dts/stm32429i-eval.dts               |  1 +
>   arch/arm/boot/dts/stm32mp157c-ev1.dts              |  1 +
>   drivers/media/platform/stm32/stm32-dcmi.c          | 37 +++++++++++++++++++--
>   4 files changed, 75 insertions(+), 2 deletions(-)
> 

I'll take DT patches on stm32-next tree.

regards
alex



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