redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

serial-uartlite: Add get serial id if not provided 

Add get serial id if not provided

Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
hifive-unleashed-5.1
Shubhrajyoti Datta 2018-10-16 15:48:01 +05:30 committed by Greg Kroah-Hartman
parent f33cf77661
commit 62104b280a
1 changed files with 7 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/tty/serial/uartlite.c
View File

@ -763,6 +763,13 @@ static int ulite_probe(struct platform_device *pdev)
if (prop)
id = be32_to_cpup(prop);
#endif
if (id < 0) {
/* Look for a serialN alias */
id = of_alias_get_id(pdev->dev.of_node, "serial");
if (id < 0)
id = 0;
}
if (!ulite_uart_driver.state) {
dev_dbg(&pdev->dev, "uartlite: calling uart_register_driver()\n");
ret = uart_register_driver(&ulite_uart_driver);