arm: add uart echo app

arm/hal/uart/xuartlite_g.c

@@ -0,0 +1,63 @@
+/******************************************************************************
+* Copyright (C) 2002 - 2022 Xilinx, Inc.  All rights reserved.
+* SPDX-License-Identifier: MIT
+******************************************************************************/
+
+/****************************************************************************/
+/**
+*
+* @file xuartlite_g.c
+* @addtogroup uartlite_v3_7
+* @{
+*
+* This file contains a configuration table that specifies the configuration of
+* UART Lite devices in the system. Each device in the system should have an
+* entry in the table.
+*
+* <pre>
+* MODIFICATION HISTORY:
+*
+* Ver   Who  Date     Changes
+* ----- ---- -------- -----------------------------------------------
+* 1.00a ecm  08/31/01 First release
+* 1.00b jhl  02/21/02 Repartitioned the driver for smaller files
+* </pre>
+*
+******************************************************************************/
+
+/***************************** Include Files *********************************/
+
+#include "xuartlite.h"
+#include "xparameters.h"
+
+/************************** Constant Definitions *****************************/
+
+
+/**************************** Type Definitions *******************************/
+
+
+/***************** Macros (Inline Functions) Definitions *********************/
+
+
+/************************** Function Prototypes ******************************/
+
+
+/************************** Variable Prototypes ******************************/
+
+/**
+ * The configuration table for UART Lite devices
+ */
+XUartLite_Config XUartLite_ConfigTable[XPAR_XUARTLITE_NUM_INSTANCES] =
+{
+	{
+		XPAR_UARTLITE_0_DEVICE_ID,	/* Unique ID of device */
+		XPAR_UARTLITE_0_BASEADDR,	/* Device base address */
+		XPAR_UARTLITE_0_BAUDRATE,	/* Fixed baud rate */
+		XPAR_UARTLITE_0_USE_PARITY,	/* Fixed parity */
+		XPAR_UARTLITE_0_ODD_PARITY,	/* Fixed parity type */
+		XPAR_UARTLITE_0_DATA_BITS	/* Fixed data bits */
+	},
+};
+
+
+/** @} */