linux-kernel - Re: [PATCH v14 3/3] rtc: sophgo: add rtc support for Sophgo CV1800 SoC

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Message-ID:
 <PN0PR01MB103935B34205CB22313838F34FED92@PN0PR01MB10393.INDPRD01.PROD.OUTLOOK.COM>
Date: Wed, 19 Mar 2025 08:31:11 +0800
From: Chen Wang <unicorn_wang@...look.com>
To: Inochi Amaoto <inochiama@...il.com>
Cc: Jingbao Qiu <qiujingbao.dlmu@...il.com>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Alexandre Belloni <alexandre.belloni@...tlin.com>,
 Arnd Bergmann <arnd@...db.de>, Yangyu Chen <cyy@...self.name>,
 linux-kernel@...r.kernel.org,
 Alexander Sverdlin <alexander.sverdlin@...il.com>, sophgo@...ts.linux.dev,
 devicetree@...r.kernel.org, linux-rtc@...r.kernel.org
Subject: Re: [PATCH v14 3/3] rtc: sophgo: add rtc support for Sophgo CV1800
 SoC

Hi, Inochi,

I see Alexander add "drivers/rtc/rtc-cv1800.c" in "SOPHGO DEVICETREES 
and DRIVERS" of MAINTAINERS, would you like to take this?

Regards,

Chen

On 2025/3/16 6:49, Alexander Sverdlin wrote:
> From: Jingbao Qiu <qiujingbao.dlmu@...il.com>
>
> Implement the RTC driver for CV1800, which able to provide time alarm.
>
> Signed-off-by: Jingbao Qiu <qiujingbao.dlmu@...il.com>
> Signed-off-by: Alexander Sverdlin <alexander.sverdlin@...il.com>
> ---
> Changelog:
> v14:
> - platform device name "cv1800-rtc" -> "cv1800b-rtc"
> v13:
> - Change in the Kconfig dependency caused by the move of the previous
>    patch from MFD into SOC
> v12:
> - added MAINTAINERS entry
> - depends on cv1800-rtcsys MFD driver
> - use syscon for regmap
> - get named clock from parent MFD
> - corresponding platform device is expected to be instantiated by MFD stub
> Changes since v10:
> - only start RTC on set_time;
> Changes since v9:
> - further simplified bitmask macros;
> - unconditional RTC start (rtc_enable_sec_counter()), otherwise
> didn't start on SG2000;
> - dropped ANA_CALIB modification (has been forgotten in v8 with
> the drop of SW calibration to switch to HW calibration);
> - successfully tested on SG2000;
>
>
>   MAINTAINERS              |   1 +
>   drivers/rtc/Kconfig      |  12 +++
>   drivers/rtc/Makefile     |   1 +
>   drivers/rtc/rtc-cv1800.c | 218 +++++++++++++++++++++++++++++++++++++++
>   4 files changed, 232 insertions(+)
>   create mode 100644 drivers/rtc/rtc-cv1800.c
>
> diff --git a/MAINTAINERS b/MAINTAINERS
> index ac15e448fffb..be8fee50a49c 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -22354,6 +22354,7 @@ L:	sophgo@...ts.linux.dev
>   W:	https://github.com/sophgo/linux/wiki
>   T:	git https://github.com/sophgo/linux.git
>   S:	Maintained
> +F:	drivers/rtc/rtc-cv1800.c
>   N:	sophgo
>   K:	sophgo

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