[PATCH 1/3] dt-bindings: mfd: axp20x: Document backup battery charging property
From: Lee Jones <hidden>
Date: 2018-01-02 15:48:10
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linux-devicetree, lkml
On Sat, 30 Dec 2017, Paul Kocialkowski wrote:
quoted hunk ↗ jump to hunk
This adds documentation for the "backup" property of the axp20x driver, that controls the charging mechanism for the backup battery on axp20x. Signed-off-by: Paul Kocialkowski <redacted>diff --git a/Documentation/devicetree/bindings/mfd/axp20x.txt b/Documentation/devicetree/bindings/mfd/axp20x.txt index 9455503b0299..382776b29932 100644 --- a/Documentation/devicetree/bindings/mfd/axp20x.txt +++ b/Documentation/devicetree/bindings/mfd/axp20x.txt@@ -58,6 +58,11 @@ Optional properties: See Documentation/devicetree/bindings/regulator/regulator.txt for more information on standard regulator bindings. +- backup: An array of two integers for backup battery charging (axp20x-only), + describing the charging voltage in mV first and the charging current + in uA second. Backup battery charging is only enabled when these two + fields are filled. + Optional properties for DCDC regulators: - x-powers,dcdc-workmode: 1 for PWM mode, 0 for AUTO (PWM/PFM) mode Default: Current hardware setting@@ -256,4 +261,6 @@ axp209: pmic at 34 { /* unused but preferred to be managed by OS */ }; }; + + backup = <3000 200>;
It's unlikely that this will become a generic property, so you should prefix it with your vendor ID.
};
-- Lee Jones Linaro Services Technical Lead Linaro.org ? Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog