DT earlycon is only supported for CONFIG_OF_EARLY_FLATTREE=y; exclude
of_setup_earlycon() if not defined.
Signed-off-by: Peter Hurley <peter@xxxxxxxxxxxxxxxxxx>
---
drivers/tty/serial/earlycon.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/tty/serial/earlycon.c b/drivers/tty/serial/earlycon.c
index 3f24236..54419a2 100644
--- a/drivers/tty/serial/earlycon.c
+++ b/drivers/tty/serial/earlycon.c
@@ -204,6 +204,8 @@ static int __init param_setup_earlycon(char *buf)
}
early_param("earlycon", param_setup_earlycon);
+#ifdef CONFIG_OF_EARLY_FLATTREE
+
int __init of_setup_earlycon(unsigned long addr,
int (*setup)(struct earlycon_device *, const char *))
{
@@ -227,3 +229,5 @@ int __init of_setup_earlycon(unsigned long addr,
register_console(early_console_dev.con);
return 0;
}
+
+#endif /* CONFIG_OF_EARLY_FLATTREE */
--
2.7.0
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