imx: ventana: change name of rs232_en to indicate polarity

Signed-off-by: Tim Harvey <tharvey@gateworks.com>
Reviewed-by: Stefano Babic <sbabic@denx.de>
diff --git a/board/gateworks/gw_ventana/common.c b/board/gateworks/gw_ventana/common.c
index eb14cb7..49d6e52 100644
--- a/board/gateworks/gw_ventana/common.c
+++ b/board/gateworks/gw_ventana/common.c
@@ -738,7 +738,7 @@
 
 	/* RS232_EN# */
 	if (gpio_cfg[board].rs232_en) {
-		gpio_request(gpio_cfg[board].rs232_en, "rs232_en");
+		gpio_request(gpio_cfg[board].rs232_en, "rs232_en#");
 		gpio_direction_output(gpio_cfg[board].rs232_en, 0);
 	}