From d771dd531a1aa73e5a1d36b5c08850fc5fa29747 Mon Sep 17 00:00:00 2001
From: Alexey Brodkin <alexey.brodkin@synopsys.com>
Date: Tue, 22 Jan 2019 18:18:51 +0300
Subject: [PATCH] serial_arc: Allocate buffer for private data

Apparently we never allocated buffer for arc_serial_platdata
which for some reason never caused problems when executed in nSIM.
But in Qemu this causes expected problems.

Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
---
 drivers/serial/serial_arc.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/serial/serial_arc.c b/drivers/serial/serial_arc.c
index 980b38d2a1..70dbc6d6b5 100644
--- a/drivers/serial/serial_arc.c
+++ b/drivers/serial/serial_arc.c
@@ -126,6 +126,7 @@ U_BOOT_DRIVER(serial_arc) = {
 	.id	= UCLASS_SERIAL,
 	.of_match = arc_serial_ids,
 	.ofdata_to_platdata = arc_serial_ofdata_to_platdata,
+	.platdata_auto_alloc_size = sizeof(struct arc_serial_platdata),
 	.probe = arc_serial_probe,
 	.ops	= &arc_serial_ops,
 };
-- 
2.39.5