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Message-ID: <b4de42ba-d884-44b1-9f0e-12f5818c6781@kernel.org>
Date: Tue, 11 Jun 2024 08:47:25 +0200
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Subject: Re: [PATCH 2/3] media: vgxy61: Add legacy compatible string
To: Benjamin Mugnier <benjamin.mugnier@foss.st.com>,
 Mauro Carvalho Chehab <mchehab@kernel.org>, Rob Herring <robh@kernel.org>,
 Krzysztof Kozlowski <krzk+dt@kernel.org>, Conor Dooley
 <conor+dt@kernel.org>, Sylvain Petinot <sylvain.petinot@foss.st.com>,
 Sakari Ailus <sakari.ailus@linux.intel.com>,
 Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: linux-media@vger.kernel.org, devicetree@vger.kernel.org,
 linux-kernel@vger.kernel.org
References: <20240610150815.228790-1-benjamin.mugnier@foss.st.com>
 <20240610150815.228790-3-benjamin.mugnier@foss.st.com>
From: Krzysztof Kozlowski <krzk@kernel.org>
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In-Reply-To: <20240610150815.228790-3-benjamin.mugnier@foss.st.com>
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 7bit

On 10/06/2024 17:08, Benjamin Mugnier wrote:
> As the driver has been renamed from 'st-vgxy61' to 'vgxy61', its
> compatible string has been updated to reflect this change. Therefore old
> device trees will not work anymore.
> Add the old driver name as another compatible name to handle the
> retro compatibility.
> 
> Signed-off-by: Benjamin Mugnier <benjamin.mugnier@foss.st.com>
> ---
>  drivers/media/i2c/vgxy61.c | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/drivers/media/i2c/vgxy61.c b/drivers/media/i2c/vgxy61.c
> index 30378e962016..ca3b43608dad 100644
> --- a/drivers/media/i2c/vgxy61.c
> +++ b/drivers/media/i2c/vgxy61.c
> @@ -1867,6 +1867,11 @@ static void vgxy61_remove(struct i2c_client *client)
>  }
>  
>  static const struct of_device_id vgxy61_dt_ids[] = {
> +	{ .compatible = "st,vgxy61" },
> +	/*
> +	 * Previously the driver was named 'st-vgxy61' instead of simply
> +	 * 'vgxy61', keep it for retrocompatibility purposes.

NAK.

Best regards,
Krzysztof