diff --git a/arch/powerpc/platforms/85xx/Kconfig b/arch/powerpc/platforms/85xx/Kconfig
index eb661ccf2dab6f80098ed485671863c5d2c66090..e764c0aced88ae6b3d7a752a6766dc6a6ef362c8 100644
--- a/arch/powerpc/platforms/85xx/Kconfig
+++ b/arch/powerpc/platforms/85xx/Kconfig
@@ -47,6 +47,7 @@ config MPC85xx
 	bool
 	select PPC_UDBG_16550
 	select PPC_INDIRECT_PCI
+	select SERIAL_8250_SHARE_IRQ if SERIAL_8250
 	default y if MPC8540_ADS || MPC85xx_CDS || MPC8560_ADS || MPC85xx_MDS
 
 config PPC_INDIRECT_PCI_BE