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Hermes SMTP Server) with ESMTPA ID e73ad44338b916ed2b4d933f7288d92d; Sat, 19 Sep 2026 05:21:18 +0000 (UTC) Message-ID: Date: Sat, 19 Sep 2026 07:21:15 +0200 Precedence: bulk X-Mailing-List: linux-clk@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] clk: qcom: gcc-ipq5018: mark 'gpll0_main' clock as critical To: Gabor Juhos , Bjorn Andersson , Stephen Boyd , Brian Masney , Jerome Brunet , Konrad Dybcio , Abel Vesa , Varadarajan Narayanan , Gokul Sriram Palanisamy , Sricharan Ramabadhran Cc: Stanislaw Pal , Jie Luo , Georg Seema , linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org References: <20260918-ipq5018-mark-gpll0_main-critical-v1-1-fbe8f27a0106@gmail.com> Content-Language: pl From: Mieczyslaw Nalewaj In-Reply-To: <20260918-ipq5018-mark-gpll0_main-critical-v1-1-fbe8f27a0106@gmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Mailer: WebService/1.1.26541 mail.backend.jedi.jws.acl:role.jedi.acl.token.atz.jws.hermes.yahoo On 9/18/2026 11:27 AM, Gabor Juhos wrote: > On IPQ5018, the APCS core clock feeds the CPUs. It can use > different clocks as its parent, but during system boot it > utilizes GPLL0. > > Under some cicumstances, the 'gpll0_main' clock is getting > disabled during kernel start which results in a system hang > then the hardware watchdog restarts the board after a while. [...] > Mark the clock as critical in order to avoid such hangs. > > Cc: stable@vger.kernel.org > Fixes: e3fdbef1bab8 ("clk: qcom: Add Global Clock controller (GCC) driver for IPQ5018") > Signed-off-by: Gabor Juhos Reviewed-by: Mieczyslaw Nalewaj