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charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Hello When booting next-20210128, I got the following warning on by bpim3 6.148421] ------------[ cut here ]------------ [ 6.153145] WARNING: CPU: 2 PID: 57 at drivers/thermal/thermal_core.c:563 thermal_zone_device_update+0x134/0x154 [ 6.163378] 'thermal_zone_device_update' must not be called without 'get_temp' ops set [ 6.171300] Modules linked in: sha256_generic libsha256 [ 6.176553] CPU: 2 PID: 57 Comm: kworker/2:1 Not tainted 5.11.0-rc1-00042-gf3788af62cfe #399 [ 6.184984] Hardware name: Allwinner A83t board [ 6.189517] Workqueue: events deferred_probe_work_func [ 6.194686] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 6.202438] [] (show_stack) from [] (dump_stack+0x98/0xac) [ 6.209666] [] (dump_stack) from [] (__warn+0xc0/0xd8) [ 6.216545] [] (__warn) from [] (warn_slowpath_fmt+0x98/0xc0) [ 6.224030] [] (warn_slowpath_fmt) from [] (thermal_zone_device_update+0x134/0x154) [ 6.233426] [] (thermal_zone_device_update) from [] (__thermal_cooling_device_register+0x334/0x35c) [ 6.244204] [] (__thermal_cooling_device_register) from [] (__cpufreq_cooling_register.constprop.0+0x184/0x294) [ 6.256026] [] (__cpufreq_cooling_register.constprop.0) from [] (of_cpufreq_cooling_register+0x40/0x7c) [ 6.267153] [] (of_cpufreq_cooling_register) from [] (cpufreq_online+0x2b4/0x8f4) [ 6.276379] [] (cpufreq_online) from [] (cpufreq_add_dev+0x6c/0x78) [ 6.284383] [] (cpufreq_add_dev) from [] (subsys_interface_register+0xa4/0xf0) [ 6.293344] [] (subsys_interface_register) from [] (cpufreq_register_driver+0x144/0x2dc) [ 6.303169] [] (cpufreq_register_driver) from [] (dt_cpufreq_probe+0x298/0x3b8) [ 6.312215] [] (dt_cpufreq_probe) from [] (platform_probe+0x5c/0xb8) [ 6.320313] [] (platform_probe) from [] (really_probe+0x1dc/0x3b8) [ 6.328231] [] (really_probe) from [] (driver_probe_device+0x5c/0xb4) [ 6.336406] [] (driver_probe_device) from [] (bus_for_each_drv+0x84/0xc8) [ 6.344928] [] (bus_for_each_drv) from [] (__device_attach+0xe8/0x154) [ 6.353189] [] (__device_attach) from [] (bus_probe_device+0x84/0x8c) [ 6.361365] [] (bus_probe_device) from [] (deferred_probe_work_func+0x64/0x90) [ 6.370321] [] (deferred_probe_work_func) from [] (process_one_work+0x1dc/0x438) [ 6.379456] [] (process_one_work) from [] (worker_thread+0x25c/0x55c) [ 6.387632] [] (worker_thread) from [] (kthread+0x124/0x150) [ 6.395032] [] (kthread) from [] (ret_from_fork+0x14/0x24) [ 6.402256] Exception stack(0xc12d1fb0 to 0xc12d1ff8) [ 6.407307] 1fa0: 00000000 00000000 00000000 00000000 [ 6.415478] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 6.423648] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 6.430301] ---[ end trace bd63a5c976f3611c ]--- I bisected the problem to ARM: dts: sunxi: Remove thermal zones without trip points Reverting this commit remove the warning. Regards