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From: Richard GENOUD <richard.genoud@bootlin.com>
To: Thomas Richard <thomas.richard@bootlin.com>,
	Nishanth Menon <nm@ti.com>, Vignesh Raghavendra <vigneshr@ti.com>,
	Tero Kristo <kristo@kernel.org>, Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>
Cc: Thomas Petazzoni <thomas.petazzoni@bootlin.com>,
	Gregory CLEMENT <gregory.clement@bootlin.com>,
	Udit Kumar <u-kumar1@ti.com>, Abhash Kumar <a-kumar2@ti.com>,
	linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] arm64: dts: ti: k3-j722s: use ti,j7200-padconf compatible
Date: Mon, 20 Apr 2026 15:51:21 +0200	[thread overview]
Message-ID: <cd4c1a0f-0cdb-4de6-9006-f1d58c5e6812@bootlin.com> (raw)
In-Reply-To: <c36821db-2fcb-438c-b54c-a4f2d5b33fa5@bootlin.com>

Hi Thomas,

Le 20/04/2026 à 15:38, Thomas Richard a écrit :
> Hello Richard,
> 
> On 4/20/26 3:17 PM, Richard Genoud (TI) wrote:
>> From: Abhash Kumar Jha <a-kumar2@ti.com>
>>
>> The pinctrl contexts for j722s should be saved and restored during
>> suspend-to-ram, just like it is done for j7200 and j784s4 SoCs.
>>
>> Use ti,j7200-padconf compatible to save and restore pinctrl contexts during
>> suspend-to-ram.
>>
>> Signed-off-by: Abhash Kumar Jha <a-kumar2@ti.com>
>> Signed-off-by: Richard Genoud (TI) <richard.genoud@bootlin.com>
>> ---
>>   arch/arm64/boot/dts/ti/k3-j722s-evm.dts | 2 ++
>>   1 file changed, 2 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/ti/k3-j722s-evm.dts b/arch/arm64/boot/dts/ti/k3-j722s-evm.dts
>> index e66330c71593..757eb6abcd72 100644
>> --- a/arch/arm64/boot/dts/ti/k3-j722s-evm.dts
>> +++ b/arch/arm64/boot/dts/ti/k3-j722s-evm.dts
>> @@ -242,6 +242,7 @@ &phy_gmii_sel {
>>   };
>>   
>>   &main_pmx0 {
>> +	compatible = "ti,j7200-padconf", "pinctrl-single";
>>   
>>   	main_mcan0_pins_default: main-mcan0-default-pins {
>>   		pinctrl-single,pins = <
>> @@ -418,6 +419,7 @@ &main_uart5 {
>>   };
>>   
>>   &mcu_pmx0 {
>> +	compatible = "ti,j7200-padconf", "pinctrl-single";
>>   
>>   	mcu_i2c0_pins_default: mcu-i2c0-default-pins {
>>   		pinctrl-single,pins = <
> 
> It should be done at SoC level, not just for the EVM board.
> You should modify k3-j722s-main.dtsi and create k3-j722s-mcu.dtsi.
Indeed.

Thanks!

> 
> Best Regards,
> Thomas




      reply	other threads:[~2026-04-20 13:51 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-04-20 13:17 [PATCH] arm64: dts: ti: k3-j722s: use ti,j7200-padconf compatible Richard Genoud (TI)
2026-04-20 13:38 ` Thomas Richard
2026-04-20 13:51   ` Richard GENOUD [this message]

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