* [PATCH] arm64: dts: sprd: Add SC2731 FGU calibration resistance
@ 2026-11-03 22:43 Rob Herring (Arm)
0 siblings, 0 replies; only message in thread
From: Rob Herring (Arm) @ 2026-11-03 22:43 UTC (permalink / raw)
To: Krzysztof Kozlowski, Conor Dooley, Orson Zhai, Baolin Wang,
Chunyan Zhang
Cc: devicetree, linux-kernel
The SC27XX fuel-gauge schema driver both require
'sprd,calib-resistance-micro-ohms' property. The SC2731 PMIC binding
example documents the coulomb-counter resistance as 21500 micro-ohms, so
use that.
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
---
arch/arm64/boot/dts/sprd/sc2731.dtsi | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm64/boot/dts/sprd/sc2731.dtsi b/arch/arm64/boot/dts/sprd/sc2731.dtsi
index 458685b82462..5868b98113d5 100644
--- a/arch/arm64/boot/dts/sprd/sc2731.dtsi
+++ b/arch/arm64/boot/dts/sprd/sc2731.dtsi
@@ -102,6 +102,7 @@ pmic_fgu: fuel-gauge@a00 {
io-channel-names = "bat-temp", "charge-vol";
nvmem-cell-names = "fgu_calib";
nvmem-cells = <&fgu_calib>;
+ sprd,calib-resistance-micro-ohms = <21500>;
interrupt-parent = <&sc2731_pmic>;
interrupts = <4>;
status = "disabled";
--
2.53.0
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2026-11-03 22:43 [PATCH] arm64: dts: sprd: Add SC2731 FGU calibration resistance Rob Herring (Arm)
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