target/linux/bcm27xx/patches-6.1/950-0548-overlays-i2c-sensor-Add-SHT4X-support.patch

   1 From 7f4d21e48d07ada294c9c383b350860aa20efeea Mon Sep 17 00:00:00 2001
   2 From: Phil Elwell <phil@raspberrypi.com>
   3 Date: Tue, 24 Jan 2023 11:34:38 +0000
   4 Subject: [PATCH] overlays: i2c-sensor: Add SHT4X support
   5
   6 Add support for the Sensirion SHT4X temperature and humidity
   7 sensor.
   8
   9 See: https://github.com/raspberrypi/linux/issues/5334
  10
  11 Signed-off-by: Phil Elwell <phil@raspberrypi.com>
  12 ---
  13  arch/arm/boot/dts/overlays/README              |  8 ++++++--
  14  .../boot/dts/overlays/i2c-sensor-common.dtsi   | 18 +++++++++++++++++-
  15  2 files changed, 23 insertions(+), 3 deletions(-)
  16
  17 --- a/arch/arm/boot/dts/overlays/README
  18 +++ b/arch/arm/boot/dts/overlays/README
  19 @@ -2077,8 +2077,12 @@ Params: addr                    Set the
  20          reset_pin               GPIO to be used to reset the device (bno055
  21                                  only, disabled by default)
  22
  23 -        sht3x                   Select the Sensiron SHT3x temperature and
  24 -                                humidity sensor. Valid addresses 0x44-0x45,
  25 +        sht3x                   Select the Sensirion SHT3x temperature and
  26 +                                humidity sensors. Valid addresses 0x44-0x45,
  27 +                                default 0x44
  28 +
  29 +        sht4x                   Select the Sensirion SHT4x temperature and
  30 +                                humidity sensors. Valid addresses 0x44-0x45,
  31                                  default 0x44
  32
  33          si7020                  Select the Silicon Labs Si7013/20/21 humidity/
  34 --- a/arch/arm/boot/dts/overlays/i2c-sensor-common.dtsi
  35 +++ b/arch/arm/boot/dts/overlays/i2c-sensor-common.dtsi
  36 @@ -478,6 +478,21 @@
  37                 };
  38         };
  39
  40 +       fragment@32 {
  41 +               target = <&i2cbus>;
  42 +               __dormant__ {
  43 +                       #address-cells = <1>;
  44 +                       #size-cells = <0>;
  45 +                       status = "okay";
  46 +
  47 +                       sht4x: sht4x@44 {
  48 +                               compatible = "sht4x";
  49 +                               reg = <0x44>;
  50 +                               status = "okay";
  51 +                       };
  52 +               };
  53 +       };
  54 +
  55         __overrides__ {
  56                 bme280 = <0>,"+0";
  57                 bmp085 = <0>,"+1";
  58 @@ -511,6 +526,7 @@
  59                 mpu6050 = <0>,"+28";
  60                 mpu9250 = <0>,"+29";
  61                 bno055 = <0>,"+31";
  62 +               sht4x = <0>,"+32";
  63
  64                 addr =  <&bme280>,"reg:0", <&bmp280>,"reg:0", <&tmp102>,"reg:0",
  65                         <&lm75>,"reg:0", <&hdc100x>,"reg:0", <&sht3x>,"reg:0",
  66 @@ -519,7 +535,7 @@
  67                         <&ms5637>,"reg:0", <&ms5803>,"reg:0", <&ms5805>,"reg:0",
  68                         <&ms5837>,"reg:0", <&ms8607>,"reg:0",
  69                         <&mpu6050>,"reg:0", <&mpu9250>,"reg:0",
  70 -                       <&bno055>,"reg:0";
  71 +                       <&bno055>,"reg:0", <&sht4x>,"reg:0";
  72                 int_pin = <&max30102>, "interrupts:0",
  73                         <&mpu6050>, "interrupts:0",
  74                         <&mpu9250>, "interrupts:0";