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[178.169.161.196]) by smtp.gmail.com with ESMTPSA id q13sm28732537wra.93.2020.09.22.04.43.32 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 22 Sep 2020 04:43:33 -0700 (PDT) From: Iskren Chernev To: Sebastian Reichel , Rob Herring Cc: linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht, Jonathan Bakker , Vladimir Barinov , Iskren Chernev , Rob Herring Subject: [PATCH v5 5/7] dt-bindings: power: supply: max17040: Add maxim,rcomp Date: Tue, 22 Sep 2020 14:42:35 +0300 Message-Id: <20200922114237.1803628-6-iskren.chernev@gmail.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200922114237.1803628-1-iskren.chernev@gmail.com> References: <20200922114237.1803628-1-iskren.chernev@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org To compensate for the battery chemistry and operating conditions the chips support a compensation value. Specify one or two byte compensation via the maxim,rcomp byte array. Signed-off-by: Iskren Chernev Reviewed-by: Rob Herring --- .../devicetree/bindings/power/supply/max17040_battery.txt | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/power/supply/max17040_battery.txt b/Documentation/devicetree/bindings/power/supply/max17040_battery.txt index 554bce82a08e6..2cf046d12d922 100644 --- a/Documentation/devicetree/bindings/power/supply/max17040_battery.txt +++ b/Documentation/devicetree/bindings/power/supply/max17040_battery.txt @@ -17,6 +17,11 @@ Optional properties : Specify this boolean property to divide the reported value in 2 and thus normalize it. SOC == State of Charge == Capacity. +- maxim,rcomp : A value to compensate readings for various + battery chemistries and operating temperatures. + max17040,41 have 2 byte rcomp, default to + 0x97 0x00. All other devices have one byte + rcomp, default to 0x97. - interrupts : Interrupt line see Documentation/devicetree/ bindings/interrupt-controller/interrupts.txt - wakeup-source : This device has wakeup capabilities. Use this @@ -41,6 +46,7 @@ Example: battery-fuel-gauge@36 { compatible = "maxim,max17048"; reg = <0x36>; + maxim,rcomp = /bits/ 8 <0x56>; maxim,alert-low-soc-level = <10>; maxim,double-soc; }; -- 2.28.0