This allows compiling the driver on architectures where the hardware is not available. Most other mailbox drivers support this as well.
Signed-off-by: Martin Kaiser <mar...@kaiser.cx> --- I used this for testing the trivial patch that removes the duplicate error message. Also, compiling the driver on x86_64 worked without errors. drivers/mailbox/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mailbox/Kconfig b/drivers/mailbox/Kconfig index 05b1009e2820..abbf5d67ffa2 100644 --- a/drivers/mailbox/Kconfig +++ b/drivers/mailbox/Kconfig @@ -201,7 +201,7 @@ config BCM_FLEXRM_MBOX config STM32_IPCC tristate "STM32 IPCC Mailbox" - depends on MACH_STM32MP157 + depends on MACH_STM32MP157 || COMPILE_TEST help Mailbox implementation for STMicroelectonics STM32 family chips with hardware for Inter-Processor Communication Controller (IPCC) -- 2.20.1