ARM: dts: Add node for ina220 on LS1021ATWR

The INA220 monitors both shunt drop and supply voltage.

Signed-off-by: Yuan Yao <yao.yuan@freescale.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/ls1021a-twr.dts b/arch/arm/boot/dts/ls1021a-twr.dts
index e008f93..fbb89d1 100644 (file)
--- a/arch/arm/boot/dts/ls1021a-twr.dts
+++ b/arch/arm/boot/dts/ls1021a-twr.dts
@@ -144,6 +144,19 @@
 
 &i2c0 {
        status = "okay";
 
 &i2c0 {
        status = "okay";

+
+       ina220@40 {
+               compatible = "ti,ina220";
+               reg = <0x40>;
+               shunt-resistor = <1000>;
+       };
+
+       ina220@41 {
+               compatible = "ti,ina220";
+               reg = <0x41>;
+               shunt-resistor = <1000>;
+       };
+

 };
 
 &i2c1 {
 };
 
 &i2c1 {