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d=dolcini.it; s=default; t=1792474818; bh=DLGJowT+ZXD+Le3ypxRFfuGnTq9vpy0QhGgBlQoQYRE=; h=From:To:Subject; b=tYbCNQQ4tkoA5TjXgbEUx2Vs4483JLcZ27H0gzA0sqG/vdZj62EYJiCmX6+1A5+EQ GnlsOn94WHVQ/d/AD4DimEaY69zgeltJQaYXzncHV6IgeimLMDMSArVzOukQf1uDii YB5Pt9dH57ysDyhAWfmc+QSXMvEti+oGNeOteXfHbdUcKcCRWh1SudlUNQfjKq7h8K fVn18p/+7lhdkeEMSZYF0Gb7SOm4Va0Qe+jr/MLPBpuv8ufv9bcVwb1OKVXzYbmfGP EPzPh/QVjjYzFmhhxMjnUyNbjqfLWtTJVuqqdDL8fJgMje55a1jBX17uvtpogUn+hE eQ4nfujIMmT2A== Date: Tue, 20 Oct 2026 07:40:16 +0200 From: Francesco Dolcini To: Stefan Eichenberger Cc: trini@konsulko.com, ilias.apalodimas@linaro.org, sbabic@nabladev.com, festevam@gmail.com, uboot-imx@nxp.com, stefan.eichenberger@toradex.com, francesco.dolcini@toradex.com, u-boot@lists.u-boot-project.org Subject: Re: [PATCH v1 2/2] imx: mach: imx8: fdt: support newer GPU0 bus node name Message-ID: <20261020054016.GB6592@francesco-nb> References: <20261019125930.111608-1-eichest@gmail.com> <20261019125930.111608-3-eichest@gmail.com> X-Archived-By: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261019125930.111608-3-eichest@gmail.com> X-BeenThere: u-boot@lists.u-boot-project.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: U-Boot discussion List-Archive: List-Post: List-Help: List-Subscribe: , X-Spam-Status: No, score=-10.9 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_PASS,SPF_PASS autolearn=ham autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 On Mon, Oct 19, 2026 at 02:58:53PM +0200, Stefan Eichenberger wrote: > From: Stefan Eichenberger > > Mainline Linux and NXP downstream kernels starting with 6.18 name the > GPU0 subsystem bus@53000000, while older downstream kernels used > bus@53100000. Because of that, the industrial GPU clock rates were not > applied and GPU0 kept running at the default 700/850 MHz instead of > the 625 MHz limit of the industrial SoC. > > Use /bus@53000000/gpu@53100000 and, if it does not exist, fall back to > the legacy /bus@53100000/gpu@53100000. > > Signed-off-by: Stefan Eichenberger Reviewed-by: Francesco Dolcini