From: Arnd Bergmann <arnd@xxxxxxxx> The driver now fails to link when the power supply core is missing or in a loadable module: _64-linux/bin/x86_64-linux-ld: drivers/platform/x86/intel/bytcrc_pwrsrc.o: in function `crc_pwrsrc_irq_handler': bytcrc_pwrsrc.c:(.text+0x2aa): undefined reference to `power_supply_changed' x86_64-linux-ld: drivers/platform/x86/intel/bytcrc_pwrsrc.o: in function `crc_pwrsrc_psy_get_property': bytcrc_pwrsrc.c:(.text+0x2f6): undefined reference to `power_supply_get_drvdata' x86_64-linux-ld: drivers/platform/x86/intel/bytcrc_pwrsrc.o: in function `crc_pwrsrc_probe': bytcrc_pwrsrc.c:(.text+0x644): undefined reference to `devm_power_supply_register' Add the appropriate dependency for it. Fixes: 0130ec83c553 ("platform/x86/intel: bytcrc_pwrsrc: Optionally register a power_supply dev") Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx> --- drivers/platform/x86/intel/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/platform/x86/intel/Kconfig b/drivers/platform/x86/intel/Kconfig index eb698dcb9af9..19a2246f2770 100644 --- a/drivers/platform/x86/intel/Kconfig +++ b/drivers/platform/x86/intel/Kconfig @@ -83,6 +83,7 @@ config INTEL_BXTWC_PMIC_TMU config INTEL_BYTCRC_PWRSRC tristate "Intel Bay Trail Crystal Cove power source driver" depends on INTEL_SOC_PMIC + depends on POWER_SUPPLY help This option adds a power source driver for Crystal Cove PMICs on Intel Bay Trail devices. -- 2.39.5