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drm/bridge: Add NWL MIPI DSI host controller support

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This adds initial support for the NWL MIPI DSI Host controller found on
i.MX8 SoCs.

It adds support for the i.MX8MQ but the same IP can be found on
e.g. the i.MX8QXP.

It has been tested on the Librem 5 devkit using mxsfb.

Signed-off-by: Guido Günther <agx@sigxcpu.org>
Co-developed-by: Robert Chiras <robert.chiras@nxp.com>
Signed-off-by: Robert Chiras <robert.chiras@nxp.com>
Tested-by: Robert Chiras <robert.chiras@nxp.com>
Tested-by: Martin Kepplinger <martin.kepplinger@puri.sm>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/1cf5750f734e33d005564cd89c576eaf3c1c192b.1586427783.git.agx@sigxcpu.org
This commit is contained in:
Guido Günther
2020-04-09 12:42:02 +02:00
committed by Sam Ravnborg
parent 6885e66bc0
commit 44cfc62334
4 changed files with 1374 additions and 0 deletions
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16
drivers/gpu/drm/bridge/Kconfig
View File

@@ -58,6 +58,22 @@ config DRM_MEGACHIPS_STDPXXXX_GE_B850V3_FW
to DP++. This is used with the i.MX6 imx-ldb
driver. You are likely to say N here.
config DRM_NWL_MIPI_DSI
tristate "Northwest Logic MIPI DSI Host controller"
depends on DRM
depends on COMMON_CLK
depends on OF && HAS_IOMEM
select DRM_KMS_HELPER
select DRM_MIPI_DSI
select DRM_PANEL_BRIDGE
select GENERIC_PHY_MIPI_DPHY
select MFD_SYSCON
select MULTIPLEXER
select REGMAP_MMIO
help
This enables the Northwest Logic MIPI DSI Host controller as
for example found on NXP's i.MX8 Processors.
config DRM_NXP_PTN3460
tristate "NXP PTN3460 DP/LVDS bridge"
depends on OF