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98 lines
3.5 KiB
Diff
98 lines
3.5 KiB
Diff
From 3c258618cbc0cddb7076b61a08755aa4f73d27db Mon Sep 17 00:00:00 2001
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From: Phil Elwell <phil@raspberrypi.org>
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Date: Sun, 15 Apr 2018 10:36:15 +0100
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Subject: [PATCH 274/454] overlays: Add ds1621 to the i2c-sensor overlay
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The ds1621 enables the Dallas Semiconductors DS1621 temperature
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sensor.
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See: https://github.com/raspberrypi/linux/issues/2509
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Signed-off-by: Phil Elwell <phil@raspberrypi.org>
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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 | 19 ++++++++++++++++++-
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2 files changed, 27 insertions(+), 7 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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@@ -821,8 +821,8 @@ 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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Load: dtoverlay=i2c-sensor,<param>=<val>
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-Params: addr Set the address for the BME280, BMP280, TMP102,
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- HDC100X, LM75 or SHT3x
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+Params: addr Set the address for the BME280, BMP280, DS1621,
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+ HDC100X, LM75, SHT3x or TMP102
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bme280 Select the Bosch Sensortronic BME280
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Valid addresses 0x76-0x77, default 0x76
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@@ -834,6 +834,9 @@ 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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+ ds1621 Select the Dallas Semiconductors DS1621 temp
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+ sensor. Valid addresses 0x48-9x4f, default 0x48
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+
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hdc100x Select the Texas Instruments HDC100x temp sensor
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Valid addresses 0x40-0x43, default 0x40
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@@ -844,6 +847,10 @@ Params: addr Set the
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lm75addr Deprecated - use addr parameter instead
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+ sht3x Select the Sensiron SHT3x temperature and
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+ humidity sensor. Valid addresses 0x44-0x45,
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+ default 0x44
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+
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si7020 Select the Silicon Labs Si7013/20/21 humidity/
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temperature sensor
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@@ -856,10 +863,6 @@ Params: addr Set the
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veml6070 Select the Vishay VEML6070 ultraviolet light
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sensor
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- sht3x Select the Sensiron SHT3x temperature and
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- humidity sensor. Valid addresses 0x44-0x45,
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- default 0x44
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-
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Name: i2c0-bcm2708
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Info: Enable the i2c_bcm2708 driver for the i2c0 bus. Not all pin combinations
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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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@@ -186,9 +186,25 @@
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};
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};
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+ fragment@12 {
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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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+ ds1621: ds1621@48 {
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+ compatible = "ds1621";
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+ reg = <0x48>;
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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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+ <&lm75>,"reg:0", <&hdc100x>,"reg:0", <&sht3x>,"reg:0",
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+ <&ds1621>,"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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@@ -202,5 +218,6 @@
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tsl4531 = <0>,"+9";
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veml6070 = <0>,"+10";
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sht3x = <0>,"+11";
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+ ds1621 = <0>,"+12";
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};
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};
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