linux-kernel - Re: [RESEND PATCH v3] mfd: tps65219: Add support for soft shutdown via sys-off API

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Message-ID: <20230608155709.GA3572061@google.com>
Date:   Thu, 8 Jun 2023 16:57:09 +0100
From:   Lee Jones <lee@...nel.org>
To:     Jerome Neanne <jneanne@...libre.com>
Cc:     tony@...mide.com, linux-omap@...r.kernel.org,
        linux-kernel@...r.kernel.org, khilman@...libre.com, nm@...com,
        afd@...com, msp@...libre.com
Subject: Re: [RESEND PATCH v3] mfd: tps65219: Add support for soft shutdown
 via sys-off API

On Thu, 08 Jun 2023, Jerome Neanne wrote:

> Use new API for power-off mode support:
> Link: https://lwn.net/Articles/894511/
> Link: https://lore.kernel.org/all/7hfseqa7l0.fsf@baylibre.com/
> 
> sys-off API allows support of shutdown handler and restart handler.
> 
> Shutdown was not supported before that enhancement.
> This is required for platform that are not using PSCI.
> 
> Test:
> - restart:
>   # reboot
>   Default is cold reset:
>   # cat /sys/kernel/reboot/mode
>   Switch boot mode to warm reset:
>   # echo warm > /sys/kernel/reboot/mode
> - power-off:
>   # halt
> 
> Tested on AM62-LP-SK board.
> 
> Signed-off-by: Jerome Neanne <jneanne@...libre.com>
> Suggested-by: Andrew Davis <afd@...com>
> Reviewed-by: Andrew Davis <afd@...com>
> ---
> 
> Notes:
>     Change-log v3 to v2
>     v2: Link: https://lore.kernel.org/lkml/20230511122100.2225417-1-jneanne@baylibre.com/
>     Lee Jones Review:
>     nits: rm not needed line wraps and restore a cr deleted not related with the patch.
>     
>     Change-log v2 to v1
>     v1: Link: https://lore.kernel.org/all/20230203140150.13071-1-jneanne@baylibre.com/
>     Andrew Davis Review:
>     - Use new helpers devm_register_restart_handler and devm_register_power_off_handler
>     Vignesh Raghavendra:
>     - Fix typo on board name in commit message
> 
>  drivers/mfd/tps65219.c | 38 ++++++++++++++++++++++++++++----------
>  1 file changed, 28 insertions(+), 10 deletions(-)

Applied, thanks

-- 
Lee Jones [李琼斯]