linux-kernel - Re: [PATCH v2 11/18] arm64: dts: mediatek: mt7988: add chosen node on bpi-r4

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Message-ID: <e1343cc5-d5e8-40d6-a6f1-3eaf22a8cd6d@kernel.org>
Date: Mon, 2 Dec 2024 16:58:44 +0100
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Frank Wunderlich <linux@...web.de>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Matthias Brugger <matthias.bgg@...il.com>,
 AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Cc: Frank Wunderlich <frank-w@...lic-files.de>, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH v2 11/18] arm64: dts: mediatek: mt7988: add chosen node on
 bpi-r4

On 02/12/2024 15:29, Frank Wunderlich wrote:
> Am 2. Dezember 2024 14:46:24 MEZ schrieb Krzysztof Kozlowski <krzk@...nel.org>:
>> On 02/12/2024 13:25, Frank Wunderlich wrote:
>>> From: Frank Wunderlich <frank-w@...lic-files.de>
>>>
>>> Add chosen node on Bananapi R4 board with stdout and default bootargs.
>>>
>>> Signed-off-by: Frank Wunderlich <frank-w@...lic-files.de>
>>> ---
>>>  arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dts | 5 +++++
>>>  1 file changed, 5 insertions(+)
>>>
>>> diff --git a/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dts b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dts
>>> index 9037f35857a9..1c2a806f6f6c 100644
>>> --- a/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dts
>>> +++ b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dts
>>> @@ -9,6 +9,11 @@ / {
>>>  	model = "Banana Pi BPI-R4";
>>>  	chassis-type = "embedded";
>>>  
>>> +	chosen {
>>> +		stdout-path = &serial0;
>>> +		bootargs = "console=ttyS0,115200n1";
>>
>> Drop or merge into stdout path.
> 
> Have you an example to pass speed setting to stdout-path? As it is only a phandle it is not clear to me how to merge these 2...
It is really trivial to find, considering that 66% of files have it.

git grep stdout

Best regards,
Krzysztof