From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8DF0F3B14D6; Fri, 25 Sep 2026 16:51:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790355091; cv=none; b=N5LtX11HH76KgeMEKbLbcOK7wOc/Or8j6zukJzktohHU4y7NpD8iAM9wSqw4MMzA90Evk/JWc2yNYtWjIJ/rLRsXmdk2TnDrentqN9r5QxX8wZ2RQzftiwAWOaGJPy+ilHOMg6lZUWiesOi+zBVZH4bsVeZrCs9uj+PWHfL+AsY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790355091; c=relaxed/simple; bh=Z3fUZTE3iejd1JSQJvpyR4fIcnwo5FtiwrpLJ4h08/4=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=TFoZ8bTuYJ61kcijzNiSNKvR/EMiZUyWrGhEqorc2ylWcZE+/NHdH/gzM89x2ogNcHPAWhuJXCyjzEznacrr6SgXkwTmFSF8duckKwV8cQrDM8Z340hUpB6o42SanUt7InhYexINpGmdCp4gR+QaZ2xsCWxi2DZj9Eh3OKayCCw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ff4ROM4K; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ff4ROM4K" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 59F3F1F00893; Fri, 25 Sep 2026 16:51:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1790355082; bh=uTN2gUGLfjEmLI+kfBb4qKSBquVXwsBhaTfbpY2NRrY=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=ff4ROM4KRn94F3daBy8gUc+QsXb8btPOPmOKC3Kv/YBuIY+QMg624xqfPAFN3I33m t6SIDlDUtS2ifLCzs4Pi9sCZ03jW1xYlboCpY+JFD7BkO7P9At90Alwz3kQFDla8GL JmN/1pvjr9C4zEqapYWo5EvdFYdNuBC7LREsNebx3fD/NFAQZ+PZjOB8lH2d2kmc4x BhBbYyxRSXazwrYJ2ycjkxDVxR9w2cwGvK8OU5JNb/cPY87FDgxsmsnSWG+PK1IKuz WHO4RJ1IWJ2FNakGrl34eJUYtq2UOa3xiswvAbGEbazt9+0GmcePAmkaSeW5KWDFFP EjW22VqTYhlHg== Date: Fri, 25 Sep 2026 17:51:17 +0100 From: Conor Dooley To: Nicolas Dufresne Cc: Benjamin Gaignard , p.zabel@pengutronix.de, mchehab@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, Frank.Li@nxp.com, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-media@vger.kernel.org, linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@collabora.com Subject: Re: [PATCH v3 2/3] media: dt-bindings: media: nxp, imx8mq-vpu: Remove nxp,imx8mq-vpu Message-ID: <20260925-generous-overbill-e5fa75aec1e7@spud> References: <20260924130453.196299-1-benjamin.gaignard@collabora.com> <20260924130453.196299-3-benjamin.gaignard@collabora.com> <20260924-compare-useable-3e2863b66924@spud> <518ec010db104f6f0e7c85607a97af408da44eed.camel@collabora.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="mC0ZFJQ+JqSh31eF" Content-Disposition: inline In-Reply-To: <518ec010db104f6f0e7c85607a97af408da44eed.camel@collabora.com> --mC0ZFJQ+JqSh31eF Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Sep 24, 2026 at 01:51:13PM -0400, Nicolas Dufresne wrote: > Hi Conor, >=20 > Le jeudi 24 septembre 2026 =E0 17:55 +0100, Conor Dooley a =E9crit=A0: > > On Thu, Sep 24, 2026 at 03:04:52PM +0200, Benjamin Gaignard wrote: > > > nxp,imx8mq-vpu has been tagged has deprecated since a while. > > > After driver clean up it is time to remove it. > >=20 > > No users in linux doesn't mean no users, but I am guessing that there's > > genuinely no users elsewhere and anyone using out of tree devicetrees > > should have updated due to the warning at runtime? >=20 > I've checked the vendor DT before they moved to the mainline driver, and = they > never used this binding (actually they never made bindings).=20 > Here's what the DT was: >=20 > vpu: vpu@38300000 { > compatible =3D "nxp,imx8mq-hantro"; > reg =3D <0x38300000 0x200000>; > reg-names =3D "regs_hantro"; > interrupts =3D , ; > interrupt-names =3D "irq_hantro_g1", "irq_hantro_g2"; > clocks =3D <&clk IMX8MQ_CLK_VPU_G1_ROOT>, <&clk IMX8MQ_CLK_VPU_G2_ROOT= >, <&clk IMX8MQ_CLK_VPU_DEC_ROOT>; > clock-names =3D "clk_hantro_g1", "clk_hantro_g2", "clk_hantro_bus"; > assigned-clocks =3D <&clk IMX8MQ_CLK_VPU_G1>, <&clk IMX8MQ_CLK_VPU_G2>= , <&clk IMX8MQ_CLK_VPU_BUS>; > assigned-clock-parents =3D <&clk IMX8MQ_VPU_PLL_OUT>, <&clk IMX8MQ_VPU= _PLL_OUT>, <&clk IMX8MQ_SYS1_PLL_800M>; > assigned-clock-rates =3D <600000000>, <600000000>, <800000000>; > power-domains =3D <&pgc_vpu>; > status =3D "disabled"; > }; >=20 > I've not aware of any other OS or booloader that offers media capabilitie= s using > Linux mainline DT. The now deprecated nxp,imx8mq-vpu compatible had a sho= rt live > in the Linux tree if my memory is correct. Hope this is enough justificat= ion. Yeah, and this kind of detail (plus the fact that the driver emitted a warning) are very helpful in the commit message for patches like this. Hint hint Benjamin! --mC0ZFJQ+JqSh31eF Content-Type: application/pgp-signature; name=signature.asc -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCaramhQAKCRB4tDGHoIJi 0vuwAP97l8f+kng/LRWQUycXlp59bH1E1WLY6HcLhXhNVw5eZQD+M4FadnRs+7cb V/japjgTQ7Y+cGI9P1+T2PE+6OiOpgA= =dwjl -----END PGP SIGNATURE----- --mC0ZFJQ+JqSh31eF--