mirror of https://github.com/Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
116 lines
1.9 KiB
116 lines
1.9 KiB
// SPDX-License-Identifier: GPL-2.0 |
|
/* |
|
* Device Tree Source for the Silicon Linux RZ/G2E evaluation kit (EK874), |
|
* connected to an Advantech IDK-2121WR 21.5" LVDS panel |
|
* |
|
* Copyright (C) 2019 Renesas Electronics Corp. |
|
*/ |
|
|
|
#include "r8a774c0-ek874.dts" |
|
|
|
/ { |
|
backlight: backlight { |
|
compatible = "pwm-backlight"; |
|
pwms = <&pwm5 0 50000>; |
|
|
|
brightness-levels = <0 4 8 16 32 64 128 255>; |
|
default-brightness-level = <6>; |
|
|
|
power-supply = <®_12p0v>; |
|
enable-gpios = <&gpio6 12 GPIO_ACTIVE_HIGH>; |
|
}; |
|
|
|
panel-lvds { |
|
compatible = "advantech,idk-2121wr", "panel-lvds"; |
|
|
|
width-mm = <476>; |
|
height-mm = <268>; |
|
|
|
data-mapping = "vesa-24"; |
|
|
|
panel-timing { |
|
clock-frequency = <148500000>; |
|
hactive = <1920>; |
|
vactive = <1080>; |
|
hsync-len = <44>; |
|
hfront-porch = <88>; |
|
hback-porch = <148>; |
|
vfront-porch = <4>; |
|
vback-porch = <36>; |
|
vsync-len = <5>; |
|
}; |
|
|
|
ports { |
|
#address-cells = <1>; |
|
#size-cells = <0>; |
|
|
|
port@0 { |
|
reg = <0>; |
|
dual-lvds-odd-pixels; |
|
panel_in0: endpoint { |
|
remote-endpoint = <&lvds0_out>; |
|
}; |
|
}; |
|
|
|
port@1 { |
|
reg = <1>; |
|
dual-lvds-even-pixels; |
|
panel_in1: endpoint { |
|
remote-endpoint = <&lvds1_out>; |
|
}; |
|
}; |
|
}; |
|
}; |
|
}; |
|
|
|
&gpio0 { |
|
/* |
|
* When GP0_17 is low LVDS[01] are connected to the LVDS connector |
|
* When GP0_17 is high LVDS[01] are connected to the LT8918L |
|
*/ |
|
lvds-connector-en-gpio{ |
|
gpio-hog; |
|
gpios = <17 GPIO_ACTIVE_HIGH>; |
|
output-low; |
|
line-name = "lvds-connector-en-gpio"; |
|
}; |
|
}; |
|
|
|
&lvds0 { |
|
ports { |
|
port@1 { |
|
lvds0_out: endpoint { |
|
remote-endpoint = <&panel_in0>; |
|
}; |
|
}; |
|
}; |
|
}; |
|
|
|
&lvds1 { |
|
status = "okay"; |
|
|
|
clocks = <&cpg CPG_MOD 727>, <&x13_clk>, <&extal_clk>; |
|
clock-names = "fck", "dclkin.0", "extal"; |
|
|
|
ports { |
|
port@1 { |
|
lvds1_out: endpoint { |
|
remote-endpoint = <&panel_in1>; |
|
}; |
|
}; |
|
}; |
|
}; |
|
|
|
&pfc { |
|
pwm5_pins: pwm5 { |
|
groups = "pwm5_a"; |
|
function = "pwm5"; |
|
}; |
|
}; |
|
|
|
&pwm5 { |
|
pinctrl-0 = <&pwm5_pins>; |
|
pinctrl-names = "default"; |
|
|
|
status = "okay"; |
|
};
|
|
|