target/linux/brcm2708/patches-4.19/950-0781-overlays-dht11-Allow-multiple-instantiation.patch

   1 From 26e95c876831692f28894041c5a1db5934715939 Mon Sep 17 00:00:00 2001
   2 From: Phil Elwell <phil@raspberrypi.org>
   3 Date: Wed, 18 Dec 2019 10:41:33 +0000
   4 Subject: [PATCH] overlays: dht11: Allow multiple instantiation
   5
   6 Add addresses to the dht11 and dht11_pins nodes to allow unique names
   7 to be generated by assigning to the "reg" property.
   8
   9 Signed-off-by: Phil Elwell <phil@raspberrypi.org>
  10 ---
  11  arch/arm/boot/dts/overlays/dht11-overlay.dts | 6 ++++--
  12  1 file changed, 4 insertions(+), 2 deletions(-)
  13
  14 --- a/arch/arm/boot/dts/overlays/dht11-overlay.dts
  15 +++ b/arch/arm/boot/dts/overlays/dht11-overlay.dts
  16 @@ -24,7 +24,7 @@
  17         fragment@1 {
  18                 target = <&gpio>;
  19                 __overlay__ {
  20 -                       dht11_pins: dht11_pins {
  21 +                       dht11_pins: dht11_pins@0 {
  22                                 brcm,pins = <4>;
  23                                 brcm,function = <0>; // in
  24                                 brcm,pull = <0>; // off
  25 @@ -34,6 +34,8 @@
  26
  27         __overrides__ {
  28                 gpiopin = <&dht11_pins>,"brcm,pins:0",
  29 -                       <&dht11>,"gpios:4";
  30 +                       <&dht11_pins>, "reg:0",
  31 +                       <&dht11>,"gpios:4",
  32 +                       <&dht11>,"reg:0";
  33         };
  34  };