target/linux/bcm27xx/patches-5.15/950-0785-dtoverlays-Connect-the-backlight-to-the-pitft35-disp.patch

   1 From 8be4bcd743bb37336f83979fe0834ad601446a13 Mon Sep 17 00:00:00 2001
   2 From: Dave Stevenson <dave.stevenson@raspberrypi.com>
   3 Date: Mon, 21 Mar 2022 18:27:45 +0000
   4 Subject: [PATCH] dtoverlays: Connect the backlight to the pitft35
   5  display
   6
   7 DRM will automatically handle the backlight with the display if
   8 told about the linking, so link the two together.
   9
  10 Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
  11 ---
  12  arch/arm/boot/dts/overlays/pitft35-resistive-overlay.dts | 5 +++--
  13  1 file changed, 3 insertions(+), 2 deletions(-)
  14
  15 --- a/arch/arm/boot/dts/overlays/pitft35-resistive-overlay.dts
  16 +++ b/arch/arm/boot/dts/overlays/pitft35-resistive-overlay.dts
  17 @@ -102,7 +102,7 @@
  18         fragment@5 {
  19                 target-path = "/soc";
  20                 __overlay__ {
  21 -                       backlight {
  22 +                       backlight: backlight {
  23                                 compatible = "gpio-backlight";
  24                                 gpios = <&stmpe_gpio 2 0>;
  25                                 default-on;
  26 @@ -115,6 +115,7 @@
  27                 rotate =  <&pitft>,"rotate:0";
  28                 fps =     <&pitft>,"fps:0";
  29                 debug =   <&pitft>,"debug:0";
  30 -               drm =     <&pitft>,"compatible=adafruit,yx350hv15";
  31 +               drm =     <&pitft>,"compatible=adafruit,yx350hv15",
  32 +                         <&pitft>,"backlight:0=",<&backlight>;
  33         };
  34  };