Hi Sebastian, After merging the battery tree, today's linux-next build (powerpc ppc64_defconfig and x86_64 allmodconfig) produced this warning: fs/sysfs/Kconfig:1:error: recursive dependency detected! fs/sysfs/Kconfig:1: symbol SYSFS is selected by CHARGER_MAX14577 drivers/power/Kconfig:327: symbol CHARGER_MAX14577 depends on POWER_SUPPLY drivers/power/Kconfig:1: symbol POWER_SUPPLY is selected by HID_SONY drivers/hid/Kconfig:649: symbol HID_SONY depends on NEW_LEDS drivers/leds/Kconfig:8: symbol NEW_LEDS is selected by SENSORS_APPLESMC drivers/hwmon/Kconfig:299: symbol SENSORS_APPLESMC depends on HWMON drivers/hwmon/Kconfig:5: symbol HWMON is selected by EEEPC_LAPTOP drivers/platform/x86/Kconfig:496: symbol EEEPC_LAPTOP depends on HOTPLUG_PCI drivers/pci/hotplug/Kconfig:5: symbol HOTPLUG_PCI depends on SYSFS Caused by commit e30110e9c96f ("charger: max14577: Configure battery-dependent settings from DTS and sysfs"). Consider depending on SYSFS instead of selecting it ... or maybe making your driver work even without it. -- Cheers, Stephen Rothwell sfr@canb.auug.org.au