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[86.58.6.171]) by smtp.gmail.com with ESMTPSA id g25-20020a1709061c9900b00a46a71c5324sm5858042ejh.34.2024.03.27.14.25.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 27 Mar 2024 14:25:30 -0700 (PDT) From: Jernej =?utf-8?B?xaBrcmFiZWM=?= To: Yangtao Li , Viresh Kumar , Nishanth Menon , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen-Yu Tsai , Samuel Holland , "Rafael J . Wysocki" , Andre Przywara Cc: linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-sunxi@lists.linux.dev, linux-arm-kernel@lists.infradead.org, Brandon Cheo Fusi , Martin Botka , Martin Botka , Chris Morgan , Ryan Walklin Subject: Re: [PATCH v3 8/8] arm64: dts: allwinner: h616: enable DVFS for all boards Date: Wed, 27 Mar 2024 22:25:28 +0100 Message-ID: <2381735.NG923GbCHz@jernej-laptop> In-Reply-To: <20240326114743.712167-9-andre.przywara@arm.com> References: <20240326114743.712167-1-andre.przywara@arm.com> <20240326114743.712167-9-andre.przywara@arm.com> Precedence: bulk X-Mailing-List: linux-sunxi@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="utf-8" Dne torek, 26. marec 2024 ob 12:47:43 CET je Andre Przywara napisal(a): > With the DT bindings now describing the format of the CPU OPP tables, we > can include the OPP table in each board's .dts file, and specify the CPU > power supply. > This allows to enable DVFS, and get up to 50% of performance benefit in > the highest OPP, or up to 60% power savings in the lowest OPP, compared > to the fixed 1GHz @ 1.0V OPP we are running in by default at the moment. > > Signed-off-by: Andre Przywara Acked-by: Jernej Skrabec Best regards, Jernej