diff mbox

hwmon: (max6650.c) Add devicetree support documentation

Message ID 1471848272-3032-1-git-send-email-mike.looijmans@topic.nl (mailing list archive)
State Accepted
Headers show

Commit Message

Mike Looijmans Aug. 22, 2016, 6:44 a.m. UTC
This adds the devicetree binding documentation for the max6650 fan
controller.

Signed-off-by: Mike Looijmans <mike.looijmans@topic.nl>
---
v2: Allow only 12V or 5V supply voltage
 .../devicetree/bindings/hwmon/max6650.txt          | 23 ++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/hwmon/max6650.txt

Comments

Rob Herring (Arm) Aug. 23, 2016, 6:05 p.m. UTC | #1
On Mon, Aug 22, 2016 at 08:44:32AM +0200, Mike Looijmans wrote:
> This adds the devicetree binding documentation for the max6650 fan
> controller.
> 
> Signed-off-by: Mike Looijmans <mike.looijmans@topic.nl>
> ---
> v2: Allow only 12V or 5V supply voltage
>  .../devicetree/bindings/hwmon/max6650.txt          | 23 ++++++++++++++++++++++
>  1 file changed, 23 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/hwmon/max6650.txt

Acked-by: Rob Herring <robh@kernel.org>
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Guenter Roeck Sept. 9, 2016, 4:18 a.m. UTC | #2
On 08/21/2016 11:44 PM, Mike Looijmans wrote:
> This adds the devicetree binding documentation for the max6650 fan
> controller.
>
> Signed-off-by: Mike Looijmans <mike.looijmans@topic.nl>

Applied to hwmon-next.

Thanks,
Guenter


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diff mbox

Patch

diff --git a/Documentation/devicetree/bindings/hwmon/max6650.txt b/Documentation/devicetree/bindings/hwmon/max6650.txt
new file mode 100644
index 0000000..d6c10e3
--- /dev/null
+++ b/Documentation/devicetree/bindings/hwmon/max6650.txt
@@ -0,0 +1,23 @@ 
+Bindings for MAX6651 and MAX6650 I2C fan controllers
+
+Reference:
+[1]	https://datasheets.maximintegrated.com/en/ds/MAX6650-MAX6651.pdf
+
+Required properties:
+- compatible : One of "maxim,max6650" or "maxim,max6651"
+- reg        : I2C address, one of 0x1b, 0x1f, 0x4b, 0x48.
+
+Optional properties, default is to retain the chip's current setting:
+- maxim,fan-microvolt : The supply voltage of the fan, either 5000000 uV or
+			12000000 uV.
+- maxim,fan-prescale  : Pre-scaling value, as per datasheet [1]. Lower values
+			allow more fine-grained control of slower fans.
+			Valid: 1, 2, 4, 8, 16.
+
+Example:
+	fan-max6650: max6650@1b {
+		reg = <0x1b>;
+		compatible = "maxim,max6650";
+		maxim,fan-microvolt = <12000000>;
+		maxim,fan-prescale = <4>;
+	};