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authorTang Yuantian <yuantian.tang@freescale.com>2013-06-19 14:50:20 +0800
committerGuenter Roeck <linux@roeck-us.net>2013-06-27 10:31:42 -0700
commit31e7ad74f6044ffec112fd4975c07b797589d89c (patch)
tree220cacb4384d156c3fc723ce043974aecc36e442 /Documentation/hwmon/ina2xx
parent87438c2c5483a7ab445c14a8855fd309ae79b4e6 (diff)
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hwmon: (ina2xx) Add device tree support to pass the shunt resistor
Adding another way that is device tree to pass the shunt resistor value to driver except for platform data. Signed-off-by: Tang Yuantian <Yuantian.Tang@freescale.com> [Guenter Roeck: Added missing of.h include] Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'Documentation/hwmon/ina2xx')
-rw-r--r--Documentation/hwmon/ina2xx4
1 files changed, 3 insertions, 1 deletions
diff --git a/Documentation/hwmon/ina2xx b/Documentation/hwmon/ina2xx
index 03444f9..4223c2d 100644
--- a/Documentation/hwmon/ina2xx
+++ b/Documentation/hwmon/ina2xx
@@ -44,4 +44,6 @@ The INA226 monitors both a shunt voltage drop and bus supply voltage.
The INA230 is a high or low side current shunt and power monitor with an I2C
interface. The INA230 monitors both a shunt voltage drop and bus supply voltage.
-The shunt value in micro-ohms can be set via platform data.
+The shunt value in micro-ohms can be set via platform data or device tree.
+Please refer to the Documentation/devicetree/bindings/i2c/ina2xx.txt for bindings
+if the device tree is used.