Adding upstream version 4.19.249.upstream/4.19.249

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 40 insertions, 0 deletions

diff --git a/drivers/tty/serial/8250/8250_exar_st16c554.c b/drivers/tty/serial/8250/8250_exar_st16c554.c
new file mode 100644
index 000000000..933811ebf
--- /dev/null
+++ b/drivers/tty/serial/8250/8250_exar_st16c554.c
@@ -0,0 +1,40 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ *  Written by Paul B Schroeder < pschroeder "at" uplogix "dot" com >
+ *  Based on 8250_boca.
+ *
+ *  Copyright (C) 2005 Russell King.
+ *  Data taken from include/asm-i386/serial.h
+ */
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/serial_8250.h>
+
+#include "8250.h"
+
+static struct plat_serial8250_port exar_data[] = {
+	SERIAL8250_PORT(0x100, 5),
+	SERIAL8250_PORT(0x108, 5),
+	SERIAL8250_PORT(0x110, 5),
+	SERIAL8250_PORT(0x118, 5),
+	{ },
+};
+
+static struct platform_device exar_device = {
+	.name			= "serial8250",
+	.id			= PLAT8250_DEV_EXAR_ST16C554,
+	.dev			= {
+		.platform_data	= exar_data,
+	},
+};
+
+static int __init exar_init(void)
+{
+	return platform_device_register(&exar_device);
+}
+
+module_init(exar_init);
+
+MODULE_AUTHOR("Paul B Schroeder");
+MODULE_DESCRIPTION("8250 serial probe module for Exar cards");
+MODULE_LICENSE("GPL");