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cv=none; d=hornetsecurity.com; i=1; s=hse1; t=1766134353; b=iL0BAjD2PVv+lDBqtDe/WtQQ1r0GN7+KrwhrKhDmxca9297dCBZNqRZrsFZu4B8Msa4SIQe1 XabN/qoev+tMXG2qXeDEGq96yeylU43IHpHKZ/SQe9i/MKPpWo+lpAb56roVzKxRgSSvZxkMslO D0YP0zqDZOH7T69T4cGk67b4YRjAe5WZ3S6tQbDTgFjocxLwrGBE+Rk41FWSk3ajv+GK7fIAg+C aX8pBGkqSL0WBHVk47f/l8377lQGOzapmXUd2VFoMLWJX3Jh+9qG/3vGwNaXzxMQ2YchUZwMyqS hCEtoxevdvsdk9JbR7c5A+AoROgheNrsNhpsft779M+nQ== Received: from he-nlb01-hz1.hornetsecurity.com ([94.100.132.6]) by mx-relay03-hz2.antispameurope.com; Fri, 19 Dec 2025 09:52:33 +0100 Received: from steina-w.localnet (host-82-135-125-110.customer.m-online.net [82.135.125.110]) (Authenticated sender: alexander.stein@ew.tq-group.com) by hmail-p-smtp01-out04-hz1.hornetsecurity.com (Postfix) with ESMTPSA id 4751A220D57; Fri, 19 Dec 2025 09:52:16 +0100 (CET) From: Alexander Stein To: Geert Uytterhoeven Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Michael Turquette , Stephen Boyd , Peter Chen , Pawel Laszczak , Roger Quadros , Greg Kroah-Hartman , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Magnus Damm , Marek Vasut , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-clk@vger.kernel.org, linux-usb@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux@ew.tq-group.com Subject: Re: [PATCH 0/6] Support TQMa8QM Date: Fri, 19 Dec 2025 09:52:15 +0100 Message-ID: <24355727.EfDdHjke4D@steina-w> Organization: TQ-Systems GmbH In-Reply-To: References: <20251218152058.1521806-1-alexander.stein@ew.tq-group.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; 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Dezember 2025, 16:28:39 CET schrieb Geert Uytterhoeven: > Hi Alexander, >=20 > On Thu, 18 Dec 2025 at 16:22, Alexander Stein > wrote: > > this series adds support for TQ's TQMa8QM. The first 3 patches are prep= atory: > > 1. Add support for clock-output-names for clk-renesas-pcie. This is nec= essary > > as clk-imx8qxp-lpcg.c (driver for phyx1 phyx2 clock gating) reqiures th= at > > property on the parent clock. >=20 > Hmm, clock consumers should have no business with the names used by > clock providers, even less so whether those names are specified in DT > or not. Well drivers/clk/imx/clk-imx8qxp-lpcg.c does exactly this. AFAIK not just the ones references in DT, but also hard codes ones. The root cause is that clock-hsio-refa and clock-hsio-refb in arch/arm64/boot/dts/freescale/imx8-ss-hsio.dtsi are setting platform-specif= ic GPIOs in SoC .dtsi... My current idea is to use fixed-factor-clock instead: > &hsio_refa_clk { > compatible =3D "fixed-factor-clock"; > clocks =3D <&pcieclk 0>; > clock-div =3D <1>; > clock-mult =3D <1>; > /delete-property/ enable-gpios; > }; >=20 > &hsio_refb_clk { > compatible =3D "fixed-factor-clock"; > clocks =3D <&pcieclk 0>; > clock-div =3D <1>; > clock-mult =3D <1>; > /delete-property/ enable-gpios; > }; Best regards, Alexander =2D-=20 TQ-Systems GmbH | M=FChlstra=DFe 2, Gut Delling | 82229 Seefeld, Germany Amtsgericht M=FCnchen, HRB 105018 Gesch=E4ftsf=FChrer: Detlef Schneider, R=FCdiger Stahl, Stefan Schneider http://www.tq-group.com/