From 5cc2dd4f5d708ded1ceb05d7755c004e4fec7295 Mon Sep 17 00:00:00 2001
From: robert-hh <robert@hammelrath.com>
Date: Sun, 8 May 2022 07:58:51 +0200
Subject: [PATCH] mimxrt/machine_uart: Fix an inconsistency for UART.init() arg
 handling.

With keyword arguments only or just a single non-keyword argument,
UART.init() did not perform the settings.
---
 ports/mimxrt/machine_uart.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ports/mimxrt/machine_uart.c b/ports/mimxrt/machine_uart.c
index 5b1f285d8d..115d9226bf 100644
--- a/ports/mimxrt/machine_uart.c
+++ b/ports/mimxrt/machine_uart.c
@@ -208,7 +208,7 @@ STATIC mp_obj_t machine_uart_init_helper(machine_uart_obj_t *self, size_t n_args
     }
 
     // Initialise the UART peripheral if any arguments given, or it was not initialised previously.
-    if (n_args > 1 || self->new) {
+    if (n_args > 0 || kw_args->used > 0 || self->new) {
         self->new = false;
         // may be obsolete
         if (self->config.baudRate_Bps == 0) {