linux-kernel - Re: [PATCH] arm64: dts: s32gxxxa-rdb: add RTC module over I2C0

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Message-ID: <9d712c3d-ca69-4a8a-8237-0543fdc2ce5f@oss.nxp.com>
Date: Thu, 10 Apr 2025 17:43:34 +0300
From: Ciprian Marian Costea <ciprianmarian.costea@....nxp.com>
To: Frank Li <Frank.li@....com>
Cc: Chester Lin <chester62515@...il.com>, Matthias Brugger
 <mbrugger@...e.com>, Ghennadi Procopciuc <ghennadi.procopciuc@....nxp.com>,
 Shawn Guo <shawnguo@...nel.org>, Sascha Hauer <s.hauer@...gutronix.de>,
 Fabio Estevam <festevam@...il.com>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Pengutronix Kernel Team <kernel@...gutronix.de>,
 linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, s32@....com, imx@...ts.linux.dev,
 Christophe Lizzi <clizzi@...hat.com>, Alberto Ruiz <aruizrui@...hat.com>,
 Enric Balletbo <eballetb@...hat.com>, Eric Chanudet <echanude@...hat.com>
Subject: Re: [PATCH] arm64: dts: s32gxxxa-rdb: add RTC module over I2C0

On 4/10/2025 5:31 PM, Frank Li wrote:
> On Thu, Apr 10, 2025 at 04:30:28PM +0300, Ciprian Costea wrote:
>> From: Ciprian Marian Costea <ciprianmarian.costea@....nxp.com>
>>
>> S32G274A-RDB2 and S32G399A-RDB3 boards have a PCA85073A RTC hardware module
>> available and connected over I2C0. Note that the RTC module is not battery
>> backed.
> 
> Suggested commit message:
> 
> arm64: dts: s32gxxxa-rdb: Add PCA85073A RTC module over I2C0
> 
> Add support for the PCA85073A RTC module connected via I2C0 on
> S32G274A-RDB2 and S32G399A-RDB3 boards.
> 
> Note that the RTC module is not battery backed.
> 
> Reviewed-by: Frank Li <Frank.Li@....com>
> 

Hello Frank,

Thanks for your suggestion. I will send a V2 accordingly.

Regards,
Ciprian

>>
>> Signed-off-by: Ciprian Marian Costea <ciprianmarian.costea@....nxp.com>
>> ---
>>   arch/arm64/boot/dts/freescale/s32gxxxa-rdb.dtsi | 5 +++++
>>   1 file changed, 5 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/freescale/s32gxxxa-rdb.dtsi b/arch/arm64/boot/dts/freescale/s32gxxxa-rdb.dtsi
>> index ba53ec622f0b..4587e1cb8835 100644
>> --- a/arch/arm64/boot/dts/freescale/s32gxxxa-rdb.dtsi
>> +++ b/arch/arm64/boot/dts/freescale/s32gxxxa-rdb.dtsi
>> @@ -153,6 +153,11 @@ pcal6524: gpio-expander@22 {
>>   		gpio-controller;
>>   		#gpio-cells = <2>;
>>   	};
>> +
>> +	pca85073a: rtc@51 {
>> +		compatible = "nxp,pca85073a";
>> +		reg = <0x51>;
>> +	};
>>   };
>>
>>   &i2c2 {
>> --
>> 2.45.2
>>