2018-02-08 18:48 GMT+01:00 Sean Paul <[email protected]>: > This patch adds an override mode for kevin devices. The mode increases > both back porches to allow a pixel clock of 26666kHz as opposed to the > 'typical' value of 252750kHz. This is needed to avoid interference with > the touch digitizer on these laptops. > > Changes in v2: > - Wrap the timing in display-timings node to match binding (Rob/Thierry) > Changes in v3: > - Unwrap the timing from display-timings and rename panel-timing (Rob) > > Cc: Doug Anderson <[email protected]> > Cc: Eric Anholt <[email protected]> > Cc: Heiko Stuebner <[email protected]> > Cc: Jeffy Chen <[email protected]> > Cc: Rob Herring <[email protected]> > Cc: Stéphane Marchesin <[email protected]> > Cc: Thierry Reding <[email protected]> > Cc: [email protected] > Cc: [email protected] > Cc: [email protected] > Signed-off-by: Sean Paul <[email protected]> > --- > arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts | 14 ++++++++++++++ > 1 file changed, 14 insertions(+) > > diff --git a/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts > b/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts > index 191a6bcb1704..658411ce37ea 100644 > --- a/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts > +++ b/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts > @@ -98,6 +98,20 @@ > backlight = <&backlight>; > power-supply = <&pp3300_disp>; > > + panel-timing { > + clock-frequency = <266604720>; > + hactive = <2400>; > + hfront-porch = <48>; > + hback-porch = <84>; > + hsync-len = <32>; > + hsync-active = <0>; > + vactive = <1600>; > + vfront-porch = <3>; > + vback-porch = <120>; > + vsync-len = <10>; > + vsync-active = <0>; > + }; > + > ports { > panel_in_edp: endpoint { > remote-endpoint = <&edp_out_panel>; > --
Tested on top of linux-next on a Samsung Chromebook Plus. Tested-by: Enric Balletbo i Serra <[email protected]> > 2.16.0.rc1.238.g530d649a79-goog > > _______________________________________________ > dri-devel mailing list > [email protected] > https://lists.freedesktop.org/mailman/listinfo/dri-devel _______________________________________________ dri-devel mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/dri-devel
