On Wed, Dec 14, 2016 at 03:04:04PM +0900, Hoegeun Kwon wrote: > This patch add support for MIPI-DSI based S6E3HA2 AMOLED panel > driver. This panel has 1440x2560 resolution in 5.7-inch physical > panel in the TM2 device. > > Signed-off-by: Donghwa Lee <dh09.lee@xxxxxxxxxxx> > Signed-off-by: Hyungwon Hwang <human.hwang@xxxxxxxxxxx> > Signed-off-by: Hoegeun Kwon <hoegeun.kwon@xxxxxxxxxxx> > --- > .../bindings/display/panel/samsung,s6e3ha2.txt | 52 ++ > drivers/gpu/drm/panel/Kconfig | 6 + > drivers/gpu/drm/panel/Makefile | 1 + > drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c | 756 +++++++++++++++++++++ > 4 files changed, 815 insertions(+) > create mode 100644 Documentation/devicetree/bindings/display/panel/samsung,s6e3ha2.txt > create mode 100644 drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c > > diff --git a/Documentation/devicetree/bindings/display/panel/samsung,s6e3ha2.txt b/Documentation/devicetree/bindings/display/panel/samsung,s6e3ha2.txt > new file mode 100644 > index 0000000..1f41f24 > --- /dev/null > +++ b/Documentation/devicetree/bindings/display/panel/samsung,s6e3ha2.txt > @@ -0,0 +1,52 @@ > +Samsung S6E3HA2 5.7" 1440x2560 AMOLED panel > + > +Required properties: > + - compatible: "samsung,s6e3ha2" > + - reg: the virtual channel number of a DSI peripheral > + - vdd3-supply: core voltage supply > + - vci-supply: voltage supply for analog circuits > + - reset-gpios: a GPIO spec for the reset pin > + - enable-gpios: a GPIO spec for the panel enable pin > + - te-gpios: a GPIO spec for the tearing effect synchronization signal gpio pin Need to specify the GPIOs as active high or low. > + > +Optional properties: > + - display-timings: timings for the connected panel as described by [1] > + > +The device node can contain one 'port' child node with one child > +'endpoint' node, according to the bindings defined in [2]. This > +node should describe panel's video bus. > + > +[1]: Documentation/devicetree/bindings/display/panel/display-timing.txt > +[2]: Documentation/devicetree/bindings/media/video-interfaces.txt > + > +Example: > + > + panel@0 { > + compatible = "samsung,s6e3ha2"; > + reg = <0>; reg doesn't really work here unless this node is a child of the DSI controller node. But if it is a child node, then you don't need the OF graph. > + vdd3-supply = <&ldo27_reg>; > + vci-supply = <&ldo28_reg>; > + reset-gpios = <&gpg0 0 GPIO_ACTIVE_HIGH>; > + enable-gpios = <&gpf1 5 GPIO_ACTIVE_HIGH>; > + te-gpios = <&gpf1 3 GPIO_ACTIVE_HIGH>; > + > + display-timings { > + timing-0 { > + clock-frequency = <0>; > + hactive = <1440>; > + vactive = <2560>; > + hfront-porch = <1>; > + hback-porch = <1>; > + hsync-len = <1>; > + vfront-porch = <1>; > + vback-porch = <15>; > + vsync-len = <1>; > + }; > + }; > + > + port { > + dsi_in: endpoint { > + remote-endpoint = <&dsi_out>; > + }; > + }; > + }; -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html