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[188.155.176.92]) by smtp.gmail.com with ESMTPSA id o19-20020a170906775300b006f3ef214e24sm243866ejn.138.2022.05.26.00.21.27 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 26 May 2022 00:21:28 -0700 (PDT) Message-ID: <2eda61c1-a076-3467-91bc-8c2e14f4f516@linaro.org> Date: Thu, 26 May 2022 09:21:27 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.9.1 Subject: Re: [PATCH 1/2] clk: samsung: exynos7885: Correct "div4" clock parents Content-Language: en-US To: David Virag Cc: Rob Herring , Krzysztof Kozlowski , Alim Akhtar , Sylwester Nawrocki , Tomasz Figa , Chanwoo Choi , Michael Turquette , Stephen Boyd , Sam Protsenko , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org References: <20220526055840.45209-1-virag.david003@gmail.com> <20220526055840.45209-2-virag.david003@gmail.com> From: Krzysztof Kozlowski In-Reply-To: <20220526055840.45209-2-virag.david003@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220526_002131_414936_EF059739 X-CRM114-Status: GOOD ( 14.01 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 26/05/2022 07:58, David Virag wrote: > "div4" DIVs which divide PLLs by 4 are actually dividing "div2" DIVs by > 2 to achieve a by 4 division, thus their parents are the respective > "div2" DIVs. These DIVs were mistakenly set to have the PLLs as parents. > This leads to the kernel thinking "div4"s and everything under them run > at 2x the clock speed. Fix this. > > Fixes: 45bd8166a1d8 ("clk: samsung: Add initial Exynos7885 clock driver") > Signed-off-by: David Virag > --- > drivers/clk/samsung/clk-exynos7885.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) Acked-by: Krzysztof Kozlowski Best regards, Krzysztof _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel