linux-kernel - Re: [PATCH v4 2/4] dt-bindings: gnss: add mediatek binding

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Date:   Mon, 18 Feb 2019 15:08:38 +0100
From:   Loys Ollivier <lollivier@...libre.com>
To:     Johan Hovold <johan@...nel.org>
Cc:     Loys Ollivier <lollivier@...libre.com>, devicetree@...r.kernel.org,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        linux-kernel@...r.kernel.org, Kevin Hilman <khilman@...libre.com>,
        linux-amlogic@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>
Subject: Re: [PATCH v4 2/4] dt-bindings: gnss: add mediatek binding


On Fri 15 Feb 2019 at 16:04, Johan Hovold <johan@...nel.org> wrote:

> On Wed, Feb 13, 2019 at 04:09:27PM +0100, Loys Ollivier wrote:
>> Add binding for Mediatek-based GNSS receivers.
>> 
>> Signed-off-by: Loys Ollivier <lollivier@...libre.com>
>> ---
>> v4:
>> Use standard names for reset-gpios and gnss-fix-gpios
>> s/an/a UART
>> 
>> v3:
>> Removed the I2C and SPI interfaces references.
>> Removed the "mediatek,mt3339" compatible line.
>> Added the optional propertied (reset, fix)
>> Added the pin names for the optional properties.
>> 
>> v2:
>> Renamed bindings from Globaltop/gtop to Mediatek/mtk.
>> Moved current-speed as an optional propertie.
>> Removed the status line in the example.
>> Added "mediatek,mt3339" compatible.
>> 
>>  .../devicetree/bindings/gnss/mediatek.txt          | 37 ++++++++++++++++++++++
>>  1 file changed, 37 insertions(+)
>>  create mode 100644 Documentation/devicetree/bindings/gnss/mediatek.txt
>> 
>> diff --git a/Documentation/devicetree/bindings/gnss/mediatek.txt b/Documentation/devicetree/bindings/gnss/mediatek.txt
>> new file mode 100644
>> index 000000000000..12283d429baa
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/gnss/mediatek.txt
>> @@ -0,0 +1,37 @@
>> +Mediatek-based GNSS Receiver DT binding
>> +
>> +Mediatek chipsets are used in GNSS-receiver modules produced by several
>> +vendors and can use a UART interface.
>> +
>> +Please see Documentation/devicetree/bindings/gnss/gnss.txt for generic
>> +properties.
>> +
>> +Required properties:
>> +
>> +- compatible	: Must be
>> +
>> +			"globaltop,pa6h"
>> +
>> +- vcc-supply	: Main voltage regulator (pin name: VCC)
>> +
>> +Optional properties:
>> +
>> +- current-speed		: Default UART baud rate
>> +- gnss-fix-gpios	: GPIO used to determine device position fix state
>> +			  (pin name: FIX, 3D_FIX)
>> +- reset-gpios		: GPIO used to reset the device
>> +  		  	  (pin name: RESET, NRESET)
>> +- timepulse-gpios	: Time pulse GPIO (pin name: PPS1, 1PPS)
>> +- v-bckp-supply		: Backup voltage regulator
>> +  			  (pin name: VBAT, VBACKUP)
>
> As we discussed, I changed this to "vbackup-supply" (here and in the
> driver) before applying.
>
> Note that git reported some whitespace errors above too (spaces before
> tabs) that I fixed up. Not sure why checkpatch doesn't complain.
>
Oops, thanks for fixing it. I ran checkpatch again and it did not
complain. Apprently it's not checking for spaces before tabs in "txt"
files.
I'll add a step in my flow to apply the patches I create before sending
them to the list so that won't happen again ;)

> All now applied.
>
Yay ! Thanks !
Loys


> Thanks,
> Johan


-- 
-L