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[94.64.206.130]) by smtp.gmail.com with ESMTPSA id y7sm15413322wmi.34.2019.03.18.05.21.15 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 18 Mar 2019 05:21:17 -0700 (PDT) Date: Mon, 18 Mar 2019 14:21:13 +0200 From: Ilias Apalodimas To: Gregory CLEMENT Subject: Re: [PATCH] clk: mvebu: armada-37xx-periph: Fix initialization for cpu clocks Message-ID: <20190318122113.GA4834@apalos> References: <20190313163558.6705-1-gregory.clement@bootlin.com> <20190314121541.GB19385@apalos> <20190314134428.GA24768@apalos> <874l85v8p6.fsf@FE-laptop> <20190318112844.GA1708@apalos> <87h8c0s955.fsf@FE-laptop> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <87h8c0s955.fsf@FE-laptop> User-Agent: Mutt/1.5.24 (2015-08-30) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190318_052119_385072_3EDD8108 X-CRM114-Status: GOOD ( 11.21 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Andrew Lunn , Vincent Guittot , Jason Cooper , Christian Neubert , Antoine Tenart , Stephen Boyd , Mike Turquette , linux-pm@vger.kernel.org, "Rafael J. Wysocki" , linux-kernel@vger.kernel.org, stable@vger.kernel.org, Maxime Chevallier , =?iso-8859-1?Q?Miqu=E8l?= Raynal , Thomas Petazzoni , Viresh Kumar , linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Sebastian Hesselbarth Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Gregory, > >> > > [ 14.909524] clk_pm_cpu_set_parent old=28004840 -> val=0x6000000 load_level=0 > > [ 14.916424] clk_pm_cpu_set_parent old=2E004840 -> val=0x600 load_level=1 > > [ 14.923315] clk_pm_cpu_set_parent old=8880A8C0 -> val=0x6000000 load_level=2 > > [ 14.930572] clk_pm_cpu_set_parent old=8E80A8C0 -> val=0x600 load_level=3 > > > > > > Let me know if you need anything else > > Could you show me the output of "cat /sys/kernel/debug/clk/clk_summary" > root@localhost ~ # cat /sys/kernel/debug/clk/clk_summary enable prepare protect duty clock count count count rate accuracy phase cycle --------------------------------------------------------------------------------------------- xtal 2 3 0 25000000 0 0 50000 i2c_1 0 0 0 25000000 0 0 50000 i2c_2 0 0 0 25000000 0 0 50000 avs 0 0 0 25000000 0 0 50000 TBG-B-S 2 2 0 1000000000 0 0 50000 cpu 0 0 0 200000000 0 0 50000 usb32_ss_sys 1 1 0 125000000 0 0 50000 usb32_usb2_sys 0 0 0 100000000 0 0 50000 gbe_125 0 0 0 125000000 0 0 50000 gbe0_125 0 0 0 125000000 0 0 50000 gbe1_125 0 0 0 125000000 0 0 50000 gbe_core 1 1 0 250000000 0 0 50000 gbe_bm 0 0 0 250000000 0 0 50000 gbe0_core 1 1 0 250000000 0 0 50000 gbe1_core 0 0 0 250000000 0 0 50000 eip97 0 0 0 500000000 0 0 50000 trace 0 0 0 1000000000 0 0 50000 ddr_fclk 0 0 0 125000000 0 0 50000 pwm 0 0 0 50000000 0 0 50000 tscem_tmx 0 0 0 1000000000 0 0 50000 sec_dap 0 0 0 100000000 0 0 50000 sec_at 0 0 0 200000000 0 0 50000 TBG-A-S 0 0 0 1600000000 0 0 50000 sdio 0 0 0 400000000 0 0 50000 ddr_phy 0 0 0 400000000 0 0 50000 mmc 0 0 0 400000000 0 0 50000 TBG-B-P 0 0 0 500000000 0 0 50000 gbe_50 0 0 0 50000000 0 0 50000 gbe0_50 0 0 0 50000000 0 0 50000 gbe1_50 0 0 0 50000000 0 0 50000 TBG-A-P 0 1 0 800000000 0 0 50000 counter 0 0 0 160000000 0 0 50000 sqf 0 1 0 200000000 0 0 50000 tscem 0 0 0 200000000 0 0 50000 sata_host 0 0 0 200000000 0 0 50000 root@localhost ~ # > Also, during this week-end, Christian suggested that the issue might > come from the AVS support. > > Could you disable it and check you still have the issue? > > For this, you just have to remove the avs node in > arch/arm64/boot/dts/marvell/armada-37xx.dtsi and rebuild the dtb. Sure. You'll have to wait for a week though. Currently on a trip. I'll run that once i return Cheers /Ilias _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel