linux-kernel - Re: [PATCH v2 3/3] mips: dts: ralink: mt7621: add serial1 and serial2 nodes

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Date: Fri, 08 Mar 2024 15:56:10 +0200
From: Justin Swartz <justin.swartz@...ingedge.co.za>
To: Arınç ÜNAL <arinc.unal@...nc9.com>
Cc: Sergio Paracuellos <sergio.paracuellos@...il.com>, Rob Herring
 <robh+dt@...nel.org>, Krzysztof Kozlowski
 <krzysztof.kozlowski+dt@...aro.org>, Conor Dooley <conor+dt@...nel.org>,
 Thomas Bogendoerfer <tsbogend@...ha.franken.de>, Matthias Brugger
 <matthias.bgg@...il.com>, AngeloGioacchino Del Regno
 <angelogioacchino.delregno@...labora.com>, linux-mips@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH v2 3/3] mips: dts: ralink: mt7621: add serial1 and serial2
 nodes

On 2024-03-08 15:50, Arınç ÜNAL wrote:
> On 7.03.2024 22:04, Justin Swartz wrote:
>> Add serial1 and serial2 nodes to define the existence of
>> the MT7621's second and third UARTs.
>> 
>> Signed-off-by: Justin Swartz <justin.swartz@...ingedge.co.za>
>> ---
>>   arch/mips/boot/dts/ralink/mt7621.dtsi | 28 
>> +++++++++++++++++++++++++++
>>   1 file changed, 28 insertions(+)
>> 
>> diff --git a/arch/mips/boot/dts/ralink/mt7621.dtsi 
>> b/arch/mips/boot/dts/ralink/mt7621.dtsi
>> index 3ad4e2343..5a89f0b8c 100644
>> --- a/arch/mips/boot/dts/ralink/mt7621.dtsi
>> +++ b/arch/mips/boot/dts/ralink/mt7621.dtsi
>> @@ -124,6 +124,34 @@ serial0: serial@c00 {
>>   			pinctrl-0 = <&uart1_pins>;
>>   		};
>>   +		serial1: serial@d00 {
>> +			compatible = "ns16550a";
>> +			reg = <0xd00 0x100>;
>> +			reg-io-width = <4>;
>> +			reg-shift = <2>;
>> +			clocks = <&sysc MT7621_CLK_UART2>;
>> +			interrupt-parent = <&gic>;
>> +			interrupts = <GIC_SHARED 27 IRQ_TYPE_LEVEL_HIGH>;
>> +			no-loopback-test;
>> +			pinctrl-names = "default";
>> +			pinctrl-0 = <&uart2_pins>;
>> +			status = "disabled";
>> +		};
> 
> I would group this:
> 
> 		serial1: serial@d00 {
> 			compatible = "ns16550a";
> 			reg = <0xd00 0x100>;
> 
> 			reg-io-width = <4>;
> 			reg-shift = <2>;
> 
> 			clocks = <&sysc MT7621_CLK_UART2>;
> 
> 			interrupt-parent = <&gic>;
> 			interrupts = <GIC_SHARED 27 IRQ_TYPE_LEVEL_HIGH>;
> 
> 			no-loopback-test;
> 
> 			pinctrl-names = "default";
> 			pinctrl-0 = <&uart2_pins>;
> 
> 			status = "disabled";
> 		};
> 
> Same goes for patch 2.

Thanks for the example.

Regards
Justin