linux-kernel - [v2 PATCH] dts: arm64: lx2160a-rdb: fix shunt-resistor value

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Message-Id: <20200714070545.2051-1-biwen.li@oss.nxp.com>
Date:   Tue, 14 Jul 2020 15:05:45 +0800
From:   Biwen Li <biwen.li@....nxp.com>
To:     leoyang.li@....com, shawnguo@...nel.org, robh+dt@...nel.org,
        meenakshi.aggarwal@....com
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        jiafei.pan@....com, Biwen Li <biwen.li@....com>
Subject: [v2 PATCH] dts: arm64: lx2160a-rdb: fix shunt-resistor value

From: Biwen Li <biwen.li@....com>

Fix value of shunt-resistor property.
The LX2160A-RDB has 500 uOhm shunt for
the INA220, not 1000 uOhm. Unless
it will get wrong power consumption(1/2)

Signed-off-by: Biwen Li <biwen.li@....com>
---
v2:
	- update description

 arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts b/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts
index 22d0308..54fe8cd 100644
--- a/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts
@@ -121,7 +121,7 @@
 			power-monitor@40 {
 				compatible = "ti,ina220";
 				reg = <0x40>;
-				shunt-resistor = <1000>;
+				shunt-resistor = <500>;
 			};
 		};
 
-- 
2.7.4