[PATCH v8 0/2] TWL6030, TWL6032 GPADC driver
Kozaruk, Oleksandr
oleksandr.kozaruk at ti.com
Fri Aug 16 02:39:35 EDT 2013
>On 08/15/13 13:59, Mark Rutland wrote:
>> On Thu, Aug 15, 2013 at 12:03:02PM +0100, Jonathan Cameron wrote:
>>>
>>>>> The changes to the original driver:
>>>>> - device tree adaptation;
>>>>
>>>> I couldn't see a binding document in this series or in mainline. Have I
>>>> looked in the wrong places?
>>>
>>> Nothing explicit supplied, but does it need one given it is doing only
>>> iio bindings (bindings/iio/iio-bindings.txt)
>>> plus twl child bindings
>>> (bindings/mfd/twl-family.txt)
>>
>> Every binding needs to be documented.
>>
>>>
>>> If it does, I guess absolutely everything does, then fair enough!
>>> I guess that would make sense as there is no way for someone writing
>>> a device tree to know that there is nothing else to be specified.
>>
>> Yup, that's why. Also, Linux isn't necessarily the only consumer, and
>> other consumers shouldn't need to read Linux code to figure out how a
>> particular binding is supposed to look.
>>
>Fair enough. Thanks for clearing that up.
>
>Oleksandr, could you send a follow up patch adding the required documentation?
>(mostly a cut and paste job from similar elements by the look of it).
>
Hello,
Is this good enough?
>From 211e81ff4a146d9ec27443696a429e795c58dc30 Mon Sep 17 00:00:00 2001
From: Oleksandr Kozaruk <oleksandr.kozaruk at ti.com>
Date: Thu, 15 Aug 2013 16:14:11 +0300
Subject: [PATCH] iio: adc: Add bindigs documentation for twl6030 GPADC
Add required documentation for twl6030 GPADC device tree
bindings.
Signed-off-by: Oleksandr Kozaruk <oleksandr.kozaruk at ti.com>
---
.../devicetree/bindings/iio/adc/twl6030-gpadc.txt | 14 ++++++++++++++
1 file changed, 14 insertions(+)
create mode 100644 Documentation/devicetree/bindings/iio/adc/twl6030-gpadc.txt
diff --git a/Documentation/devicetree/bindings/iio/adc/twl6030-gpadc.txt b/Documentation/devicetree/bindings/iio/adc/twl6030-gpadc.txt
new file mode 100644
index 0000000..6829420
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/adc/twl6030-gpadc.txt
@@ -0,0 +1,14 @@
+Texas Instruments twl6030/twl6032 GPADC device driver
+
+Required properties:
+ - compatible: must be "ti,twl6030-gpadc" for TWL6030 or
+ "ti,twl6032-gpadc" for TWL6032
+ - interrupts: interrupt number associated with it
+ - #io-channel-cells: must be <1> - multiple IIO outputs
+
+Example:
+ adc {
+ compatible = "ti,twl6030-gpadc";
+ interrupts = <3>;
+ #io-channel-cells = <1>;
+ };
--
1.8.1.2
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