[PATCH 5/9] serial: omap-serial: Use common rs485 device tree parsing function
From: Uwe Kleine-König <hidden>
Date: 2017-06-21 10:21:26
Also in:
linux-devicetree, linux-omap, linux-serial
Subsystem:
the rest, tty layer and serial drivers · Maintainers:
Linus Torvalds, Greg Kroah-Hartman, Jiri Slaby
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. Note that the common helper is more strict and only evaluates the optional properties if the required rs485-rts-delay is present. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> Signed-off-by: Uwe Kleine-K?nig <redacted> --- Cc: Tony Lindgren <tony@atomide.com> Cc: linux-omap at vger.kernel.org drivers/tty/serial/omap-serial.c | 12 +----------- 1 file changed, 1 insertion(+), 11 deletions(-)
diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c
index 1ea05ac57aa7..6e4728d3a24c 100644
--- a/drivers/tty/serial/omap-serial.c
+++ b/drivers/tty/serial/omap-serial.c@@ -1638,17 +1638,7 @@ 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