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[v4,6/9] serial: omap-serial: Use common rs485 device tree parsing function

Message ID 20170718105948.21986-7-u.kleine-koenig@pengutronix.de (mailing list archive)
State New, archived
Headers show

Commit Message

Uwe Kleine-König July 18, 2017, 10:59 a.m. UTC 
From: Sascha Hauer <s.hauer@pengutronix.de>

We just got a common helper for parsing the rs485 specific
device tree properties. Use it and drop the open coded parser.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
---
 drivers/tty/serial/omap-serial.c | 13 +------------
 1 file changed, 1 insertion(+), 12 deletions(-)
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Patch

diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c
index 1ea05ac57aa7..6d22097e6dd0 100644
--- a/drivers/tty/serial/omap-serial.c
+++ b/drivers/tty/serial/omap-serial.c
@@ -1607,7 +1607,6 @@  static int serial_omap_probe_rs485(struct uart_omap_port *up,
 				   struct device_node *np)
 {
 	struct serial_rs485 *rs485conf = &up->port.rs485;
-	u32 rs485_delay[2];
 	enum of_gpio_flags flags;
 	int ret;
 
@@ -1638,17 +1637,7 @@  static int serial_omap_probe_rs485(struct uart_omap_port *up,
 		up->rts_gpio = -EINVAL;
 	}
 
-	if (of_property_read_u32_array(np, "rs485-rts-delay",
-				    rs485_delay, 2) == 0) {
-		rs485conf->delay_rts_before_send = rs485_delay[0];
-		rs485conf->delay_rts_after_send = rs485_delay[1];
-	}
-
-	if (of_property_read_bool(np, "rs485-rx-during-tx"))
-		rs485conf->flags |= SER_RS485_RX_DURING_TX;
-
-	if (of_property_read_bool(np, "linux,rs485-enabled-at-boot-time"))
-		rs485conf->flags |= SER_RS485_ENABLED;
+	of_get_rs485_mode(np, rs485conf);
 
 	return 0;
 }