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authorMaud Spierings <maudspierings@gocontroll.com>2026-04-07 16:41:44 +0200
committerFrank Li <Frank.Li@nxp.com>2026-05-19 14:14:13 -0400
commit3c862bdf2e2ecd30683fe0b1e8871194845fc171 (patch)
treeaf6ff732ad8d6af2f10d236ac59cbe06a9fe0c1a
parent54d60132995b7c516c7a531975d8bc5d9187ce04 (diff)
arm64: dts: freescale: moduline-display-av101hdt-a10: add backlight
Add the missing backlight driver. Signed-off-by: Maud Spierings <maudspierings@gocontroll.com> Signed-off-by: Frank Li <Frank.Li@nxp.com>
-rw-r--r--arch/arm64/boot/dts/freescale/imx8mp-tx8p-ml81-moduline-display-106-av101hdt-a10.dtso24
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-tx8p-ml81-moduline-display-106-av101hdt-a10.dtso b/arch/arm64/boot/dts/freescale/imx8mp-tx8p-ml81-moduline-display-106-av101hdt-a10.dtso
index c6fc5d5b1e5f..23e4bf64b28b 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-tx8p-ml81-moduline-display-106-av101hdt-a10.dtso
+++ b/arch/arm64/boot/dts/freescale/imx8mp-tx8p-ml81-moduline-display-106-av101hdt-a10.dtso
@@ -17,6 +17,7 @@
panel {
compatible = "boe,av101hdt-a10";
+ backlight = <&backlight>;
enable-gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>;
pinctrl-0 = <&pinctrl_panel>;
pinctrl-names = "default";
@@ -40,7 +41,30 @@
};
};
+&i2c4 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ backlight: backlight@6f {
+ compatible = "maxim,max25014";
+ reg = <0x6f>;
+ default-brightness = <50>;
+ enable-gpios = <&gpio1 4 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_backlight>;
+ maxim,iset = <7>;
+ maxim,strings = <1 1 1 0>;
+ };
+};
+
&iomuxc {
+ pinctrl_backlight: backlightgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_GPIO1_IO04__GPIO1_IO04
+ (MX8MP_PULL_UP | MX8MP_PULL_ENABLE)
+ >;
+ };
+
pinctrl_panel: panelgrp {
fsl,pins = <
MX8MP_IOMUXC_GPIO1_IO07__GPIO1_IO07