Re: [PATCH v1 0/7] DRM: add LTDC support for STM32F4

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Hi Neil,
ST may use this hardware IP also in other SoC, even that is not true 
now, I hope that "st" is a more futur proof name.

Best regards

Yannick Fertré


On 01/16/2017 05:02 PM, Neil Armstrong wrote:
> On 01/16/2017 02:28 PM, Yannick Fertre wrote:
>> The purpose of this set of patches is to add a new driver for stm32f429.
>> This driver was developed and tested on evaluation board stm32429i.
>>
>> Stm32f4 is a MCU platform which don't have MMU so the last patches developed
>> by Benjamin Gaignard regarding "DRM: allow to use mmuless devices"
>> are necessary.
>>
>> The board stm429i embeds a Ampire AM-480272H3TMQW-T01H screen.
>> A new simple panel am-480272h3tmqw-t01h have been added to support it.
>>
>> Yannick Fertre (7):
>>   dt-bindings: display: add STM32 LTDC driver
>>   drm/st: Add STM32 LTDC driver
>>   dt-bindings: Add Ampire AM-480272H3TMQW-T01H panel
>>   drm/panel: simple: Add support for Ampire AM-480272H3TMQW-T01H
>>   ARM: dts: stm32f429: Add ltdc support
>>   ARM: dts: stm32429i-eval: Enable ltdc & simple panel on Eval board
>>   ARM: configs: Add STM32 LTDC support in STM32 defconfig
>>
>>  .../display/panel/ampire,am-480272h3tmqw-t01h.txt  |    7 +
>>  .../devicetree/bindings/display/st,ltdc.txt        |   57 +
>>  arch/arm/boot/dts/stm32429i-eval.dts               |   58 +
>>  arch/arm/boot/dts/stm32f429.dtsi                   |   25 +-
>>  arch/arm/configs/stm32_defconfig                   |    5 +
>>  drivers/gpu/drm/Kconfig                            |    2 +
>>  drivers/gpu/drm/Makefile                           |    1 +
>>  drivers/gpu/drm/panel/panel-simple.c               |   29 +
>>  drivers/gpu/drm/st/Kconfig                         |   14 +
>>  drivers/gpu/drm/st/Makefile                        |    7 +
>>  drivers/gpu/drm/st/drv.c                           |  279 ++++
>>  drivers/gpu/drm/st/drv.h                           |   25 +
>>  drivers/gpu/drm/st/ltdc.c                          | 1438 ++++++++++++++++++++
>>  drivers/gpu/drm/st/ltdc.h                          |   20 +
>>  14 files changed, 1966 insertions(+), 1 deletion(-)
>>  create mode 100644 Documentation/devicetree/bindings/display/panel/ampire,am-480272h3tmqw-t01h.txt
>>  create mode 100644 Documentation/devicetree/bindings/display/st,ltdc.txt
>>  create mode 100644 drivers/gpu/drm/st/Kconfig
>>  create mode 100644 drivers/gpu/drm/st/Makefile
>>  create mode 100644 drivers/gpu/drm/st/drv.c
>>  create mode 100644 drivers/gpu/drm/st/drv.h
>>  create mode 100644 drivers/gpu/drm/st/ltdc.c
>>  create mode 100644 drivers/gpu/drm/st/ltdc.h
>>
>
> Hi Yannick,
>
> Shouldn't be more logical to use stm32 for the driver instead of st ?
> It would eventually collude with the other STMicroelectronics SoCs and
> will be aligned with other drivers like stm32-rtc, stm32-i2c, ...
>
> Neil
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