MIPS: Fix build error due to multiple prom_putchar() definitions.
This can happen if both the generic 8250 and another early console
driver are enable. Fixed by using an auxilliary kconfig symbol to
restrict that choice.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/Kconfig.debug b/arch/mips/Kconfig.debug
index b147e70..25de292 100644
--- a/arch/mips/Kconfig.debug
+++ b/arch/mips/Kconfig.debug
@@ -21,13 +21,17 @@
unless you want to debug such a crash.
config EARLY_PRINTK_8250
- bool "8250/16550 and compatible serial early printk driver"
- depends on EARLY_PRINTK
- default n
+ bool
+ depends on EARLY_PRINTK && USE_GENERIC_EARLY_PRINTK_8250
+ default y
help
+ "8250/16550 and compatible serial early printk driver"
If you say Y here, it will be possible to use a 8250/16550 serial
port as the boot console.
+config USE_GENERIC_EARLY_PRINTK_8250
+ bool
+
config CMDLINE_BOOL
bool "Built-in kernel command line"
default n
