RP2040: UART: baud can't be changed at runtime

facchinm · facchinm · commit 3515deab537c · 2021-03-30T11:43:36.000+02:00
diff --git a/targets/TARGET_RASPBERRYPI/TARGET_RP2040/serial_api.c b/targets/TARGET_RASPBERRYPI/TARGET_RP2040/serial_api.c
@@ -76,7 +76,8 @@ void serial_free(serial_t *obj)
 void serial_baud(serial_t *obj, int baudrate)
 {
     obj->baud = (uint32_t)baudrate;
-    uart_set_baudrate(obj->dev, obj->baud);
+    uart_init(obj->dev, obj->baud);
+    uart_set_fifo_enabled(obj->dev, false);
 }
 
 void serial_format(serial_t *obj, int data_bits, SerialParity parity, int stop_bits)

Original file line number	Diff line number	Diff line change
`@@ -76,7 +76,8 @@ void serial_free(serial_t *obj)`
`76`	`76`	`void serial_baud(serial_t *obj, int baudrate)`
`77`	`77`	`{`
`78`	`78`	`obj->baud = (uint32_t)baudrate;`
`79`		`- uart_set_baudrate(obj->dev, obj->baud);`
	`79`	`+ uart_init(obj->dev, obj->baud);`
	`80`	`+ uart_set_fifo_enabled(obj->dev, false);`
`80`	`81`	`}`
`81`	`82`
`82`	`83`	`void serial_format(serial_t *obj, int data_bits, SerialParity parity, int stop_bits)`