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| author | Chris Lapa <chris@lapa.com.au> | 2016-06-24 04:26:06 +0200 |
|---|---|---|
| committer | Sebastian Reichel <sre@kernel.org> | 2016-06-28 20:09:41 +0200 |
| commit | 4aff217e77a88f6d8c21156e02dfcd32e65171a3 (patch) | |
| tree | ea0e862b9e8972860980301d7c5df7a8b7cbd8f3 | |
| parent | max8903: remove unnecessary 'out of memory' error message. (diff) | |
| download | linux-4aff217e77a88f6d8c21156e02dfcd32e65171a3.tar.xz linux-4aff217e77a88f6d8c21156e02dfcd32e65171a3.zip | |
max8903: adds documentation for device tree bindings.
Signed-off-by: Chris Lapa <chris@lapa.com.au>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Sebastian Reichel <sre@kernel.org>
| -rw-r--r-- | Documentation/devicetree/bindings/power/max8903-charger.txt | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/power/max8903-charger.txt b/Documentation/devicetree/bindings/power/max8903-charger.txt new file mode 100644 index 000000000000..f0f4e12b076e --- /dev/null +++ b/Documentation/devicetree/bindings/power/max8903-charger.txt @@ -0,0 +1,25 @@ +Maxim Semiconductor MAX8903 Battery Charger bindings + +Required properties: +- compatible: "maxim,max8903" for MAX8903 Battery Charger +- dok-gpios: Valid DC power has been detected (active low, input), optional if uok-gpios is provided +- uok-gpios: Valid USB power has been detected (active low, input), optional if dok-gpios is provided + +Optional properties: +- cen-gpios: Charge enable pin (active low, output) +- chg-gpios: Charger status pin (active low, input) +- flt-gpios: Fault pin (active low, output) +- dcm-gpios: Current limit mode setting (DC=1 or USB=0, output) +- usus-gpios: USB suspend pin (active high, output) + + +Example: + + max8903-charger { + compatible = "maxim,max8903"; + dok-gpios = <&gpio2 3 GPIO_ACTIVE_LOW>; + flt-gpios = <&gpio2 2 GPIO_ACTIVE_LOW>; + chg-gpios = <&gpio3 15 GPIO_ACTIVE_LOW>; + cen-gpios = <&gpio2 5 GPIO_ACTIVE_LOW>; + status = "okay"; + }; |