From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 938522E5D03; Fri, 15 Aug 2025 16:49:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755276540; cv=none; b=FEj3kbCIJ+QnTqBP4MKyvt5ByA1SsU2b4KKgVAqmVNkRbs+YqtiXexNsPPje/N6X1g7clF0Mw5e0mUkh9KXOzRDbTAD8PIipaMGAxwocbo+LNUQ+t3B8zR3GqRDjaC3Gm4mYXc21yJcjkhDJER6rRqjh7mqePOBXW6c3GpGIvbs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755276540; c=relaxed/simple; bh=0vPG1MADrG+2zpv34/zMl/pZHDU4YlVxfH3UCbBB6z8=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=pz5gFU4ANsPFnzscYaTBfu6YK9W3lfA+I4eRs/C1FlrtTvzgSLLGP1ad/b2HmOaNKYO/elfza8ROaqah5Hx7iaycUOkDiwkk5frJQmSYE3/5zACqsE8FWs2AXW8t1fJL/fjaXOAP69UfEOmlxR9D4Y9Pwdq8Vkb0hKTUcgRzEEc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=F5DB8i2s; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="F5DB8i2s" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D0161C4CEEB; Fri, 15 Aug 2025 16:48:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1755276540; bh=0vPG1MADrG+2zpv34/zMl/pZHDU4YlVxfH3UCbBB6z8=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=F5DB8i2sqrAP4Zs6guVj1gHH+Ys0L7buPUbG+9erHeWxphnKjJy6jrBjyUwhtzaJL u723gMGUvNca29yP0HESqzj6qWVXfF9O+4pYJ0td8uqhO7R0AcwjpinU9d9wDLTWZ1 zp1vR0FGUeWEmk/8llag3NMNPMywi0qltGgabbDXc1i23dq8Nxt0kFqWIOYaFTov3f YAGvDnuyKNgvWpAsptB4jGsNaetOShSTlmT0O39PJFX8oLAP+81q0Lm11AEIhv+F7a ufxi5e6PvJmOrRbVg+NbvnMjRYZWq0ZF3ozjOD94uWrx8m2KwqaX9kYITtURnWPSAp xI5tfDnxAMS2Q== Date: Fri, 15 Aug 2025 17:48:55 +0100 From: Conor Dooley To: Aleksander Jan Bajkowski Cc: y@spud, tsbogend@alpha.franken.de, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, linux-mips@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2] dt-bindings: mips: lantiq: Document lantiq dcdc binding Message-ID: <20250815-crawling-edge-2f0f47f5bc53@spud> References: <20250814082705.3183231-1-olek2@wp.pl> <20250814-vocation-viscous-b54bc343e8c6@spud> <20250815-kangaroo-isolating-7e1a366be8d4@spud> Precedence: bulk X-Mailing-List: devicetree@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="18YxAmquK+Jf3x7P" Content-Disposition: inline In-Reply-To: --18YxAmquK+Jf3x7P Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Aug 15, 2025 at 06:46:21PM +0200, Aleksander Jan Bajkowski wrote: >=20 > On 8/15/25 17:48, Conor Dooley wrote: > > On Fri, Aug 15, 2025 at 12:13:41PM +0200, Aleksander Jan Bajkowski wrot= e: > > > Hi Conor, > > >=20 > > > On 8/14/25 22:48, Conor Dooley wrote: > > > > On Thu, Aug 14, 2025 at 10:26:56AM +0200, Aleksander Jan Bajkowski = wrote: > > > > > Lantiq DCDC is a voltage converter with a voltage sensor. > > > > >=20 > > > > > Signed-off-by: Aleksander Jan Bajkowski > > > > > --- > > > > > .../mips/lantiq/lantiq,dcdc-xrx200.yaml | 32 +++++++++++= ++++++++ > > > > > 1 file changed, 32 insertions(+) > > > > > create mode 100644 Documentation/devicetree/bindings/mips/lant= iq/lantiq,dcdc-xrx200.yaml > > > > >=20 > > > > > diff --git a/Documentation/devicetree/bindings/mips/lantiq/lantiq= ,dcdc-xrx200.yaml b/Documentation/devicetree/bindings/mips/lantiq/lantiq,dc= dc-xrx200.yaml > > > > > new file mode 100644 > > > > > index 000000000000..5648b9676b3c > > > > > --- /dev/null > > > > > +++ b/Documentation/devicetree/bindings/mips/lantiq/lantiq,dcdc-x= rx200.yaml > > > > > @@ -0,0 +1,32 @@ > > > > > +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause > > > > > +%YAML 1.2 > > > > > +--- > > > > > +$id: http://devicetree.org/schemas/mips/lantiq/lantiq,dcdc-xrx20= 0.yaml# > > > > > +$schema: http://devicetree.org/meta-schemas/core.yaml# > > > > > + > > > > > +title: Lantiq DCDC (DC-DC converter with voltage sensor) > > > > > + > > > > > +maintainers: > > > > > + - Aleksander Jan Bajkowski > > > > > + > > > > > +properties: > > > > > + compatible: > > > > > + items: > > > > > + - enum: > > > > > + - lantiq,dcdc-xrx200 > > > > What is "xrx2000" in this context? > > >=20 > > > =E2=80=9Cxrx200=E2=80=9D is one of the generations of Lantiq SoCs. It= includes four part > > > numbers > > > with the same memory map. The other generations are amazon-se, danube, > > > ARX100, > > > GRX100, xRX200, xRX300, xRX330. These correspond to the internal code= names: > > > ase, > > > danube, ar9, gr9, vr9, ar10, grx390. > > And the dc-dc converter is part of the SoC? > > Either way, you've got this file in the wrong location probably, dc-dc > > converters are usually under the regulator directory. >=20 >=20 > The converter is inside the SoC. This driver only reads the voltage and > prints it at startup. The voltage supplied by this converter powers one > of the power domains. It powers the CPU core and probably other > peripherals as well. The voltage is programmed by the bootloader and > Linux never touches it. Okay cool, compatible is fine then :) The location change and more information (like what you've given here) in the description are still needed though unfortunately for you. --18YxAmquK+Jf3x7P Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCaJ9k9wAKCRB4tDGHoIJi 0sOpAPwN3T5FcZilH9G/X6QO3XIxyNAtB/SYmVcadBA2QlYM0wD9HCAmrAVoLlxX 6h+0qxrucjcDgNUg5G1n3SOmHlkQxwk= =dAQd -----END PGP SIGNATURE----- --18YxAmquK+Jf3x7P--