[PATCH 8/8] serial: pl011: add ACPI DBG2 serial port
From: Aleksey Makarov
Date: Mon Feb 22 2016 - 08:48:06 EST
Add a handler for ACPI DBG2 serial port of type ACPI_DBG2_ARM_PL011
that sets up an earlycon on it.
Signed-off-by: Aleksey Makarov <aleksey.makarov@xxxxxxxxxx>
---
drivers/tty/serial/amba-pl011.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c
index c0da0cc..5633741 100644
--- a/drivers/tty/serial/amba-pl011.c
+++ b/drivers/tty/serial/amba-pl011.c
@@ -59,6 +59,7 @@
#include <linux/sizes.h>
#include <linux/io.h>
#include <linux/acpi.h>
+#include <linux/acpi_dbg2.h>
#include "amba-pl011.h"
@@ -2329,6 +2330,8 @@ static int __init pl011_early_console_setup(struct earlycon_device *device,
}
EARLYCON_DECLARE(pl011, pl011_early_console_setup);
OF_EARLYCON_DECLARE(pl011, "arm,pl011", pl011_early_console_setup);
+ACPI_DBG2_EARLYCON_DECLARE(pl011, ACPI_DBG2_ARM_PL011,
+ pl011_early_console_setup);
#else
#define AMBA_CONSOLE NULL
--
2.7.1