[PATCH 00/11] drm: bridge: Add Samsung MIPI DSIM bridge

Marek Szyprowski m.szyprowski at samsung.com
Mon Apr 11 06:56:10 PDT 2022


On 08.04.2022 18:20, Jagan Teki wrote:
> This series supports common bridge support for Samsung MIPI DSIM
> which is used in Exynos and i.MX8MM SoC's.
>
> Previous RFC can be available here [1].
>
> The final bridge supports both the Exynos and i.MX8MM DSI devices.
>
> On, summary this patch-set break the entire DSIM driver into
> - platform specific glue code for platform ops, component_ops.
> - common bridge driver which handle platform glue init and invoke.
>
> Patch 0000: 	Samsung DSIM bridge
>
> Patch 0001: 	platform init flag via driver_data
>
> Patch 0002/9:   bridge fixes, atomic API's
>
> Patch 0010:	document fsl,imx8mm-mipi-dsim
>
> Patch 0011:	add i.MX8MM DSIM support
>
> Tested in Engicam i.Core MX8M Mini SoM.
>
> Anyone interested, please have a look on this repo [2]
>
> [2] https://protect2.fireeye.com/v1/url?k=930e329a-f28527b5-930fb9d5-74fe485cbfe7-b0c53e2d688ddbc5&q=1&e=e6aa727d-5ae2-4ca5-bff3-7f62d8fae87e&u=https%3A%2F%2Fgithub.com%2Fopenedev%2Fkernel%2Ftree%2Fimx8mm-dsi-v1
> [1] https://lore.kernel.org/linux-arm-kernel/YP2j9k5SrZ2%2Fo2%2F5@ravnborg.org/T/
>
> Any inputs?

I wanted to test this on the Exynos, but I wasn't able to find what base 
should I apply this patchset. I've tried linux-next as well as 
95a2441e4347 ("drm: exynos: dsi: Switch to atomic funcs").

Please note that pointing a proper base for the patchset is really 
essential if you really want others to test it.


> Jagan.
>
> Jagan Teki (11):
>    drm: bridge: Add Samsung DSIM bridge driver
>    drm: bridge: samsung-dsim: Handle platform init via driver_data
>    drm: bridge: samsung-dsim: Mark PHY as optional
>    drm: bridge: samsung-dsim: Add DSI init in bridge pre_enable()
>    drm: bridge: samsung-dsim: Fix PLL_P (PMS_P) offset
>    drm: bridge: samsung-dsim: Add module init, exit
>    drm: bridge: samsung-dsim: Add atomic_check
>    drm: bridge: samsung-dsim: Add atomic_get_input_bus_fmts
>    drm: bridge: samsung-dsim: Add input_bus_flags
>    dt-bindings: display: exynos: dsim: Add NXP i.MX8MM support
>    drm: bridge: samsung-dsim: Add i.MX8MM support
>
>   .../bindings/display/exynos/exynos_dsim.txt   |    1 +
>   MAINTAINERS                                   |   12 +
>   drivers/gpu/drm/bridge/Kconfig                |   12 +
>   drivers/gpu/drm/bridge/Makefile               |    1 +
>   drivers/gpu/drm/bridge/samsung-dsim.c         | 1803 +++++++++++++++++
>   drivers/gpu/drm/exynos/Kconfig                |    1 +
>   drivers/gpu/drm/exynos/exynos_drm_dsi.c       | 1704 +---------------
>   include/drm/bridge/samsung-dsim.h             |   97 +
>   8 files changed, 1982 insertions(+), 1649 deletions(-)
>   create mode 100644 drivers/gpu/drm/bridge/samsung-dsim.c
>   create mode 100644 include/drm/bridge/samsung-dsim.h
>
Best regards
-- 
Marek Szyprowski, PhD
Samsung R&D Institute Poland




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