1 /* arch/arm/mach-zynq/include/mach/uart.h 2 * 3 * Copyright (C) 2011 Xilinx 4 * 5 * This software is licensed under the terms of the GNU General Public 6 * License version 2, as published by the Free Software Foundation, and 7 * may be copied, distributed, and modified under those terms. 8 * 9 * This program is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 */ 14 15 #ifndef __MACH_UART_H__ 16 #define __MACH_UART_H__ 17 18 #define UART_CR_OFFSET 0x00 /* Control Register [8:0] */ 19 #define UART_SR_OFFSET 0x2C /* Channel Status [11:0] */ 20 #define UART_FIFO_OFFSET 0x30 /* FIFO [15:0] or [7:0] */ 21 22 #define UART_SR_TXFULL 0x00000010 /* TX FIFO full */ 23 #define UART_SR_TXEMPTY 0x00000008 /* TX FIFO empty */ 24 25 #endif 26