Messages in this thread | | | Date | Sun, 7 Jun 2020 05:25:18 +0300 | From | Laurent Pinchart <> | Subject | Re: [RFC PATCH 2/2] drm: xlnx: driver for Xilinx DSI TX Subsystem |
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Hi GVRao,
On Sun, May 31, 2020 at 05:41:50PM +0000, Venkateshwar Rao Gannavarapu wrote: > On Sunday, May 24, 2020 8:38 AM, Laurent Pinchart wrote: > > On Mon, May 04, 2020 at 11:43:48AM -0700, Hyun Kwon wrote: > >> On Mon, 2020-04-20 at 14:20:56 -0700, Venkateshwar Rao Gannavarapu wrote: > >>> The Xilinx MIPI DSI Tx Subsystem soft IP is used to display video > >>> data from AXI-4 stream interface. > >>> > >>> It supports upto 4 lanes, optional register interface for the DPHY, > >> > >> I don't see the register interface for dphy support. > > > > I think the D-PHY should be supported through a PHY driver, as it seems to be > > shared between different subsystems. > > IP has the provision to read DPHY register for debug purpose only. > No programming of DPHY is required in subsystem.
Do you know if this is the same D-PHY as used in the CSI2-RX subsystem ?
> >>> multiple RGB color formats, command mode and video mode. > >>> This is a MIPI-DSI host driver and provides DSI bus for panels. > >>> This driver also helps to communicate with its panel using panel > >>> framework. > >>> > >>> Signed-off-by: Venkateshwar Rao Gannavarapu <venkateshwar.rao.gannavarapu@xilinx.com> > >>> --- > >>> drivers/gpu/drm/xlnx/Kconfig | 11 + > >>> drivers/gpu/drm/xlnx/Makefile | 2 + > >>> drivers/gpu/drm/xlnx/xlnx_dsi.c | 755 ++++++++++++++++++++++++++++++++++++++++ > > > > Daniel Vetter has recently expressed his opiion that bridge drivers should go to > > drivers/gpu/drm/bridge/. It would then be drivers/gpu/drm/bridge/xlnx/. I don't > > have a strong opinion myself. > > > >>> 3 files changed, 768 insertions(+) > >>> create mode 100644 drivers/gpu/drm/xlnx/xlnx_dsi.c
[snip]
-- Regards,
Laurent Pinchart
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