On Wed, Apr 04, 2018 at 11:57:08AM +0200, Maxime Ripard wrote: > Hi, > > Here is an preliminary version of the MIPI-DSI support for the Allwinner > SoCs. > > This controller can be found on a number of recent SoCs, such as the > A31, A33 or the A64. > > Given the sparse documentation, there's a number of obscure areas, but > the current implementation has been tested with a 4-lanes DSI panel on > an A33. > > The support is a bit rough around the edges at the time, and some artifacts > are still shown on the screen for some reasons. Wider testing with > different display will hopefully nail those down. > > This needs the regmap_mmio_attach_clk, on its way to Linus in 4.17. > > Let me know what you think, > Maxime > > Changes from v3: > - Rebased on top of current drm-misc-next > - Switched to SPDX license header > - Made the ECC array const > - Split the big DSI patch into two, one to add the DSI driver and one to > add the TCON bits. > - Removed the dithering code > - Changed the DT labels to remove the indices > - Used sleeps instead of delays in the panel driver > - Used the backlight_enable / _disable functions > - Added Chen-Yu's Reviewed-by > > Changes from v2: > - Added a ports node under the DSI node > - Changed the huarui panel driver to an ili9881c driver > - Changed the panel vendor to bananapi > - Made the init table static in the panel driver > - Dropped the huarui vendor patch for the DT doc. > > Changes from v1: > - Rebased on 4.16-rc1 > - Constified a few function arguments and structures > - Reworked the DT binding example a bit > - Reworked the panel driver to check for DSI return codes, and use DCS > helpers when possible > > Maxime Ripard (8): > drm/sun4i: tcon: Add TRI finish interrupt for vblank > dt-bindings: display: Add Allwinner MIPI-DSI bindings > drm/sun4i: Add Allwinner A31 MIPI-DSI controller support > drm/sun4i: Tie the DSI controller in the TCON > dt-bindings: panel: Add the Ilitek ILI9881c panel documentation > drm/panel: Add Ilitek ILI9881c panel driver > ARM: dts: sun8i: a33: Add the DSI-related nodes > [DO NOT MERGE] arm: dts: sun8i: bpi-m2m: Add DSI display I just pushed the patches 1-4 and 7. I'll wait for some feedback from Thierry for the panel driver. Maxime -- Maxime Ripard, Bootlin (formerly Free Electrons) Embedded Linux and Kernel engineering https://bootlin.com
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