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97 lines
3.1 KiB
Diff
97 lines
3.1 KiB
Diff
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From fa6a21d6e2e8d5416ec9d2ca7841777aa0822796 Mon Sep 17 00:00:00 2001
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From: Mart Lubbers <mart@martlubbers.net>
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Date: Tue, 11 May 2021 11:51:35 +0200
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Subject: [PATCH] overlays: add bh1750 and ccs811 to i2c-sensor (#4334)
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See: https://github.com/raspberrypi/linux/pull/4334
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---
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arch/arm/boot/dts/overlays/README | 15 +++++---
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.../boot/dts/overlays/i2c-sensor-overlay.dts | 35 ++++++++++++++++++-
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2 files changed, 45 insertions(+), 5 deletions(-)
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--- a/arch/arm/boot/dts/overlays/README
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+++ b/arch/arm/boot/dts/overlays/README
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@@ -1482,11 +1482,15 @@ Params: abx80x Select o
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Name: i2c-sensor
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-Info: Adds support for a number of I2C barometric pressure and temperature
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- sensors on i2c_arm
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+Info: Adds support for a number of I2C barometric pressure, temperature,
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+ light level and chemical sensors on i2c_arm
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Load: dtoverlay=i2c-sensor,<param>=<val>
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-Params: addr Set the address for the BME280, BME680, BMP280,
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- DS1621, HDC100X, LM75, SHT3x or TMP102
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+Params: addr Set the address for the BH1750, BME280, BME680,
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+ BMP280, CCS811, DS1621, HDC100X, LM75, SHT3x or
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+ TMP102
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+
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+ bh1750 Select the Rohm BH1750 ambient light sensor
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+ Valid addresses 0x23 or 0x5c, default 0x23
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bme280 Select the Bosch Sensortronic BME280
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Valid addresses 0x76-0x77, default 0x76
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@@ -1501,6 +1505,9 @@ Params: addr Set the
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bmp280 Select the Bosch Sensortronic BMP280
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Valid addresses 0x76-0x77, default 0x76
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+ ccs811 Select the AMS CCS811 digital gas sensor
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+ Valid addresses 0x5a-0x5b, default 0x5b
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+
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ds1621 Select the Dallas Semiconductors DS1621 temp
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sensor. Valid addresses 0x48-0x4f, default 0x48
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--- a/arch/arm/boot/dts/overlays/i2c-sensor-overlay.dts
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+++ b/arch/arm/boot/dts/overlays/i2c-sensor-overlay.dts
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@@ -261,10 +261,41 @@
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};
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};
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+ fragment@17 {
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+ target = <&i2c_arm>;
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+ __dormant__ {
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+ status = "okay";
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+
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+ ccs811: ccs811@5b {
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+ compatible = "ccs811";
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+ reg = <0x5b>;
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+ status = "okay";
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+ };
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+ };
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+ };
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+
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+ fragment@18 {
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+ target = <&i2c_arm>;
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+ __dormant__ {
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+ status = "okay";
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+
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+ bh1750: bh1750@23 {
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+ compatible = "bh1750";
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+ reg = <0x23>;
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+ status = "okay";
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+ };
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+ };
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+ };
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+
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__overrides__ {
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addr = <&bme280>,"reg:0", <&bmp280>,"reg:0", <&tmp102>,"reg:0",
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<&lm75>,"reg:0", <&hdc100x>,"reg:0", <&sht3x>,"reg:0",
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- <&ds1621>,"reg:0", <&bme680>,"reg:0";
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+ <&ds1621>,"reg:0", <&bme680>,"reg:0", <&ccs811>,"reg:0",
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+ <&bh1750>,"reg:0";
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bme280 = <0>,"+0";
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bmp085 = <0>,"+1";
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bmp180 = <0>,"+2";
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@@ -283,5 +314,7 @@
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bme680 = <0>,"+14";
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sps30 = <0>,"+15";
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sgp30 = <0>,"+16";
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+ ccs811 = <0>, "+17";
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+ bh1750 = <0>, "+18";
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};
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};
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