[PATCH v4 6/9] serial: omap-serial: Use common rs485 device tree parsing function
Uwe Kleine-König
u.kleine-koenig at pengutronix.de
Tue Jul 18 03:59:45 PDT 2017
From: Sascha Hauer <s.hauer at 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 at pengutronix.de>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig at pengutronix.de>
---
drivers/tty/serial/omap-serial.c | 13 +------------
1 file changed, 1 insertion(+), 12 deletions(-)
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;
}
--
2.11.0
More information about the linux-arm-kernel
mailing list