Hi Dmitry, I compiled the your series and got these unresolved. arm-linux-gnueabi-ld: drivers/thermal/tegra/soctherm-fuse.o: in function `tegra_calc_shared_calib': soctherm-fuse.c:(.text+0x60): undefined reference to `tegra_fuse_readl' arm-linux-gnueabi-ld: soctherm-fuse.c:(.text+0xf0): undefined reference to `tegra_fuse_readl' arm-linux-gnueabi-ld: drivers/thermal/tegra/soctherm-fuse.o: in function `tegra_calc_tsensor_calib': soctherm-fuse.c:(.text+0x144): undefined reference to `tegra_fuse_readl' arm-linux-gnueabi-ld: drivers/thermal/tegra/tegra30-tsensor.o: in function `tegra_tsensor_fuse_read_spare': tegra30-tsensor.c:(.text+0x364): undefined reference to `tegra_fuse_readl' arm-linux-gnueabi-ld: drivers/thermal/tegra/tegra30-tsensor.o: in function `tegra_tsensor_probe': tegra30-tsensor.c:(.text+0x874): undefined reference to `tegra_fuse_readl' arm-linux-gnueabi-ld: drivers/thermal/tegra/tegra30-tsensor.o:tegra30-tsensor.c:(.text+0x904): more undefined references to `tegra_fuse_readl' follow make[1]: *** [/home/dlezcano/Work/src/linux/Makefile:1196: vmlinux] Error 1 make: *** [/home/dlezcano/Work/src/linux/Makefile:215: __sub-make] Error 2 On 16/06/2021 21:04, Dmitry Osipenko wrote: > Hi, > > This series adds support for the thermal sensor that is found on NVIDIA > Tegra30 SoC. Sensor monitors temperature and voltage of the SoC, it also > emits signals to the power management and clock controllers that are > performing the emergency shut down and the CPU frequency throttling > when a pre-programmed temperature levels are reached. > > Changelog: > > v4: - Removed DIV2 CPU frequency throttling and cooling device part as was > suggested by Daniel Lezcano since we need to notify cpufreq about the > updated frequency and change the thermal pressure. The thermal pressure > change should co-exists with the cpufreq_cooling. This all needs some > more thought, so the DIV2 mitigation will come sometime later. > > - Added ack from Thierry Reding. > > - Changed default TZ trips in the device-tree to the silicon temperature > levels, instead of the average device levels. > > v3: - No code changes. CC'ed linux-pm, which was previously missed by accident. > Not sure how much that is important for the thermal patches, but won't > hurt to re-send since only DT binding was reviewed so far. > > v2: - Made a very minor improvement to one error message, it now prints > number of channel at which error occurred. > > - Added r-b from Rob Herring to the binding. > > Dmitry Osipenko (6): > dt-bindings: thermal: Add binding for Tegra30 thermal sensor > thermal: thermal_of: Stop zone device before unregistering it > thermal/drivers/tegra: Add driver for Tegra30 thermal sensor > ARM: tegra_defconfig: Enable CONFIG_TEGRA30_TSENSOR > ARM: multi_v7_defconfig: Enable CONFIG_TEGRA30_TSENSOR > ARM: tegra: Add SoC thermal sensor to Tegra30 device-trees > > .../thermal/nvidia,tegra30-tsensor.yaml | 73 ++ > arch/arm/boot/dts/tegra30.dtsi | 87 ++- > arch/arm/configs/multi_v7_defconfig | 1 + > arch/arm/configs/tegra_defconfig | 1 + > drivers/thermal/tegra/Kconfig | 7 + > drivers/thermal/tegra/Makefile | 1 + > drivers/thermal/tegra/tegra30-tsensor.c | 673 ++++++++++++++++++ > drivers/thermal/thermal_of.c | 3 + > 8 files changed, 842 insertions(+), 4 deletions(-) > create mode 100644 Documentation/devicetree/bindings/thermal/nvidia,tegra30-tsensor.yaml > create mode 100644 drivers/thermal/tegra/tegra30-tsensor.c > -- <http://www.linaro.org/> Linaro.org │ Open source software for ARM SoCs Follow Linaro: <http://www.facebook.com/pages/Linaro> Facebook | <http://twitter.com/#!/linaroorg> Twitter | <http://www.linaro.org/linaro-blog/> Blog