git.openwrt.org Git - openwrt/openwrt.git/blob

   1 From 69d0de7d07ec016f2956237ec141bb62ff7ae36c Mon Sep 17 00:00:00 2001
   2 From: Alex Tucker <alex@floop.org.uk>
   3 Date: Tue, 13 Dec 2016 19:50:18 +0000
   4 Subject: [PATCH] Add support for Silicon Labs Si7013/20/21
   5  humidity/temperature sensor.
   6
   7 ---
   8  arch/arm/boot/dts/overlays/i2c-sensor-overlay.dts | 49 +++++++++++++----------
   9  1 file changed, 28 insertions(+), 21 deletions(-)
  10
  11 --- a/arch/arm/boot/dts/overlays/i2c-sensor-overlay.dts
  12 +++ b/arch/arm/boot/dts/overlays/i2c-sensor-overlay.dts
  13 @@ -1,34 +1,41 @@
  14 -// Definitions for a few digital barometric pressure and temperature sensors
  15 +// Definitions for I2C based sensors using the Industrial IO interface.
  16  /dts-v1/;
  17  /plugin/;
  18
  19  / {
  20 -        compatible = "brcm,bcm2708";
  21 +       compatible = "brcm,bcm2708";
  22
  23 -        fragment@0 {
  24 -                target = <&i2c_arm>;
  25 -                __overlay__ {
  26 -                        #address-cells = <1>;
  27 -                        #size-cells = <0>;
  28 -                        status = "okay";
  29 -
  30 -                        bmp085: bmp085@77 {
  31 -                                compatible = "bosch,bmp085";
  32 -                                reg = <0x77>;
  33 -                                default-oversampling = <3>;
  34 -                                status = "disable";
  35 -                        };
  36 -
  37 -                        bmp280: bmp280@76 {
  38 -                                compatible = "bosch,bmp280";
  39 -                                reg = <0x76>;
  40 -                                status = "disable";
  41 -                        };
  42 -                };
  43 -        };
  44 +       fragment@0 {
  45 +               target = <&i2c_arm>;
  46 +               __overlay__ {
  47 +                       #address-cells = <1>;
  48 +                       #size-cells = <0>;
  49 +                       status = "okay";
  50 +
  51 +                       bmp085: bmp085@77 {
  52 +                               compatible = "bosch,bmp085";
  53 +                               reg = <0x77>;
  54 +                               default-oversampling = <3>;
  55 +                               status = "disable";
  56 +                       };
  57 +
  58 +                       bmp280: bmp280@76 {
  59 +                               compatible = "bosch,bmp280";
  60 +                               reg = <0x76>;
  61 +                               status = "disable";
  62 +                       };
  63 +
  64 +                       si7020: si7020@40 {
  65 +                               compatible = "si7020";
  66 +                               reg = <0x40>;
  67 +                               status = "disable";
  68 +                       };
  69 +               };
  70 +       };
  71
  72         __overrides__ {
  73                 bmp085 = <&bmp085>,"status";
  74                 bmp280 = <&bmp280>,"status";
  75 +               si7020 = <&si7020>,"status";
  76         };
  77  };