iio: potentiometer: mcp4531: Add device tree binding documentation

Add the device tree documentation for all the supported parts. Apart the
compatible string and standard I2C binding, no other binding is currently
needed.

Signed-off-by: Florian Vaussard <florian.vaussard@heig-vd.ch>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

diff --git a/Documentation/devicetree/bindings/i2c/trivial-devices.txt b/Documentation/devicetree/bindings/i2c/trivial-devices.txt
index 539874490492de666274aff20fda6dc1660f681d..acc5cd64711c8f322db51d17797cbfe1fa471d91 100644 (file)
--- a/Documentation/devicetree/bindings/i2c/trivial-devices.txt
+++ b/Documentation/devicetree/bindings/i2c/trivial-devices.txt
@@ -56,6 +56,70 @@ maxim,ds1050         5 Bit Programmable, Pulse-Width Modulator
 maxim,max1237          Low-Power, 4-/12-Channel, 2-Wire Serial, 12-Bit ADCs
 maxim,max6625          9-Bit/12-Bit Temperature Sensors with I²C-Compatible Serial Interface
 mc,rv3029c2            Real Time Clock Module with I2C-Bus
+microchip,mcp4531-502  Microchip 7-bit Single I2C Digital Potentiometer (5k)
+microchip,mcp4531-103  Microchip 7-bit Single I2C Digital Potentiometer (10k)
+microchip,mcp4531-503  Microchip 7-bit Single I2C Digital Potentiometer (50k)
+microchip,mcp4531-104  Microchip 7-bit Single I2C Digital Potentiometer (100k)
+microchip,mcp4532-502  Microchip 7-bit Single I2C Digital Potentiometer (5k)
+microchip,mcp4532-103  Microchip 7-bit Single I2C Digital Potentiometer (10k)
+microchip,mcp4532-503  Microchip 7-bit Single I2C Digital Potentiometer (50k)
+microchip,mcp4532-104  Microchip 7-bit Single I2C Digital Potentiometer (100k)
+microchip,mcp4541-502  Microchip 7-bit Single I2C Digital Potentiometer with NV Memory (5k)
+microchip,mcp4541-103  Microchip 7-bit Single I2C Digital Potentiometer with NV Memory (10k)
+microchip,mcp4541-503  Microchip 7-bit Single I2C Digital Potentiometer with NV Memory (50k)
+microchip,mcp4541-104  Microchip 7-bit Single I2C Digital Potentiometer with NV Memory (100k)
+microchip,mcp4542-502  Microchip 7-bit Single I2C Digital Potentiometer with NV Memory (5k)
+microchip,mcp4542-103  Microchip 7-bit Single I2C Digital Potentiometer with NV Memory (10k)
+microchip,mcp4542-503  Microchip 7-bit Single I2C Digital Potentiometer with NV Memory (50k)
+microchip,mcp4542-104  Microchip 7-bit Single I2C Digital Potentiometer with NV Memory (100k)
+microchip,mcp4551-502  Microchip 8-bit Single I2C Digital Potentiometer (5k)
+microchip,mcp4551-103  Microchip 8-bit Single I2C Digital Potentiometer (10k)
+microchip,mcp4551-503  Microchip 8-bit Single I2C Digital Potentiometer (50k)
+microchip,mcp4551-104  Microchip 8-bit Single I2C Digital Potentiometer (100k)
+microchip,mcp4552-502  Microchip 8-bit Single I2C Digital Potentiometer (5k)
+microchip,mcp4552-103  Microchip 8-bit Single I2C Digital Potentiometer (10k)
+microchip,mcp4552-503  Microchip 8-bit Single I2C Digital Potentiometer (50k)
+microchip,mcp4552-104  Microchip 8-bit Single I2C Digital Potentiometer (100k)
+microchip,mcp4561-502  Microchip 8-bit Single I2C Digital Potentiometer with NV Memory (5k)
+microchip,mcp4561-103  Microchip 8-bit Single I2C Digital Potentiometer with NV Memory (10k)
+microchip,mcp4561-503  Microchip 8-bit Single I2C Digital Potentiometer with NV Memory (50k)
+microchip,mcp4561-104  Microchip 8-bit Single I2C Digital Potentiometer with NV Memory (100k)
+microchip,mcp4562-502  Microchip 8-bit Single I2C Digital Potentiometer with NV Memory (5k)
+microchip,mcp4562-103  Microchip 8-bit Single I2C Digital Potentiometer with NV Memory (10k)
+microchip,mcp4562-503  Microchip 8-bit Single I2C Digital Potentiometer with NV Memory (50k)
+microchip,mcp4562-104  Microchip 8-bit Single I2C Digital Potentiometer with NV Memory (100k)
+microchip,mcp4631-502  Microchip 7-bit Dual I2C Digital Potentiometer (5k)
+microchip,mcp4631-103  Microchip 7-bit Dual I2C Digital Potentiometer (10k)
+microchip,mcp4631-503  Microchip 7-bit Dual I2C Digital Potentiometer (50k)
+microchip,mcp4631-104  Microchip 7-bit Dual I2C Digital Potentiometer (100k)
+microchip,mcp4632-502  Microchip 7-bit Dual I2C Digital Potentiometer (5k)
+microchip,mcp4632-103  Microchip 7-bit Dual I2C Digital Potentiometer (10k)
+microchip,mcp4632-503  Microchip 7-bit Dual I2C Digital Potentiometer (50k)
+microchip,mcp4632-104  Microchip 7-bit Dual I2C Digital Potentiometer (100k)
+microchip,mcp4641-502  Microchip 7-bit Dual I2C Digital Potentiometer with NV Memory (5k)
+microchip,mcp4641-103  Microchip 7-bit Dual I2C Digital Potentiometer with NV Memory (10k)
+microchip,mcp4641-503  Microchip 7-bit Dual I2C Digital Potentiometer with NV Memory (50k)
+microchip,mcp4641-104  Microchip 7-bit Dual I2C Digital Potentiometer with NV Memory (100k)
+microchip,mcp4642-502  Microchip 7-bit Dual I2C Digital Potentiometer with NV Memory (5k)
+microchip,mcp4642-103  Microchip 7-bit Dual I2C Digital Potentiometer with NV Memory (10k)
+microchip,mcp4642-503  Microchip 7-bit Dual I2C Digital Potentiometer with NV Memory (50k)
+microchip,mcp4642-104  Microchip 7-bit Dual I2C Digital Potentiometer with NV Memory (100k)
+microchip,mcp4651-502  Microchip 8-bit Dual I2C Digital Potentiometer (5k)
+microchip,mcp4651-103  Microchip 8-bit Dual I2C Digital Potentiometer (10k)
+microchip,mcp4651-503  Microchip 8-bit Dual I2C Digital Potentiometer (50k)
+microchip,mcp4651-104  Microchip 8-bit Dual I2C Digital Potentiometer (100k)
+microchip,mcp4652-502  Microchip 8-bit Dual I2C Digital Potentiometer (5k)
+microchip,mcp4652-103  Microchip 8-bit Dual I2C Digital Potentiometer (10k)
+microchip,mcp4652-503  Microchip 8-bit Dual I2C Digital Potentiometer (50k)
+microchip,mcp4652-104  Microchip 8-bit Dual I2C Digital Potentiometer (100k)
+microchip,mcp4661-502  Microchip 8-bit Dual I2C Digital Potentiometer with NV Memory (5k)
+microchip,mcp4661-103  Microchip 8-bit Dual I2C Digital Potentiometer with NV Memory (10k)
+microchip,mcp4661-503  Microchip 8-bit Dual I2C Digital Potentiometer with NV Memory (50k)
+microchip,mcp4661-104  Microchip 8-bit Dual I2C Digital Potentiometer with NV Memory (100k)
+microchip,mcp4662-502  Microchip 8-bit Dual I2C Digital Potentiometer with NV Memory (5k)
+microchip,mcp4662-103  Microchip 8-bit Dual I2C Digital Potentiometer with NV Memory (10k)
+microchip,mcp4662-503  Microchip 8-bit Dual I2C Digital Potentiometer with NV Memory (50k)
+microchip,mcp4662-104  Microchip 8-bit Dual I2C Digital Potentiometer with NV Memory (100k)
 national,lm63          Temperature sensor with integrated fan control
 national,lm75          I2C TEMP SENSOR
 national,lm80          Serial Interface ACPI-Compatible Microprocessor System Hardware Monitor