linux-kernel - Re: [PATCH] iio: adc: exynos_adc: fix OF populate on driver rebind

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Message-ID: <ebf34531-e017-430d-b663-55bf2f68ddc7@kernel.org>
Date: Fri, 19 Dec 2025 14:28:30 +0100
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Johan Hovold <johan@...nel.org>, Jonathan Cameron <jic23@...nel.org>
Cc: David Lechner <dlechner@...libre.com>, Nuno Sá
 <nuno.sa@...log.com>, Andy Shevchenko <andy@...nel.org>,
 Alim Akhtar <alim.akhtar@...sung.com>, linux-iio@...r.kernel.org,
 linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org,
 stable@...r.kernel.org
Subject: Re: [PATCH] iio: adc: exynos_adc: fix OF populate on driver rebind

On 19/12/2025 12:05, Johan Hovold wrote:
> Since commit c6e126de43e7 ("of: Keep track of populated platform
> devices") child devices will not be created by of_platform_populate()
> if the devices had previously been deregistered individually so that the
> OF_POPULATED flag is still set in the corresponding OF nodes.
> 
> Switch to using of_platform_depopulate() instead of open coding so that
> the child devices are created if the driver is rebound.
> 
> Fixes: c6e126de43e7 ("of: Keep track of populated platform devices")
> Cc: stable@...r.kernel.org	# 3.16
> Signed-off-by: Johan Hovold <johan@...nel.org>
> ---
>  drivers/iio/adc/exynos_adc.c | 15 ++-------------
>  1 file changed, 2 insertions(+), 13 deletions(-)


Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@....qualcomm.com>


Best regards,
Krzysztof