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Message-Id: <76a12fe5d0cc670266100b0587b047714c9a8a83.1547544142.git.baolin.wang@linaro.org>
Date: Tue, 15 Jan 2019 18:32:34 +0800
From: Baolin Wang <baolin.wang@...aro.org>
To: sre@...nel.org, robh+dt@...nel.org, mark.rutland@....com
Cc: linux-pm@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, yuanjiang.yu@...soc.com,
baolin.wang@...aro.org, broonie@...nel.org, zhang.lyra@...il.com,
orsonzhai@...il.com
Subject: [PATCH 1/4] dt-bindings: power: sc27xx: Add one IIO channel to read charge voltage
Add one IIO channel named "charge_vol" to read the charge voltage for
the SC27XX fuel gauge controller.
Signed-off-by: Baolin Wang <baolin.wang@...aro.org>
---
.../devicetree/bindings/power/supply/sc27xx-fg.txt | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/Documentation/devicetree/bindings/power/supply/sc27xx-fg.txt b/Documentation/devicetree/bindings/power/supply/sc27xx-fg.txt
index fc35ac5..0a5705b 100644
--- a/Documentation/devicetree/bindings/power/supply/sc27xx-fg.txt
+++ b/Documentation/devicetree/bindings/power/supply/sc27xx-fg.txt
@@ -9,8 +9,8 @@ Required properties:
"sprd,sc2731-fgu".
- reg: The address offset of fuel gauge unit.
- battery-detect-gpios: GPIO for battery detection.
-- io-channels: Specify the IIO ADC channel to get temperature.
-- io-channel-names: Should be "bat-temp".
+- io-channels: Specify the IIO ADC channels to get temperature and charge voltage.
+- io-channel-names: Should be "bat-temp" or "charge-vol".
- nvmem-cells: A phandle to the calibration cells provided by eFuse device.
- nvmem-cell-names: Should be "fgu_calib".
- monitored-battery: Phandle of battery characteristics devicetree node.
@@ -47,8 +47,8 @@ Example:
compatible = "sprd,sc2731-fgu";
reg = <0xa00>;
battery-detect-gpios = <&pmic_eic 9 GPIO_ACTIVE_HIGH>;
- io-channels = <&pmic_adc 5>;
- io-channel-names = "bat-temp";
+ io-channels = <&pmic_adc 5>, <&pmic_adc 14>;
+ io-channel-names = "bat-temp", "charge-vol";
nvmem-cells = <&fgu_calib>;
nvmem-cell-names = "fgu_calib";
monitored-battery = <&bat>;
--
1.7.9.5
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