2 * Copyright (C) 2011 by Vladimir Zapolskiy <vz@mleia.com>
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version 2
7 * of the License, or (at your option) any later version.
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.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
20 #ifndef _LPC32XX_UART_H
21 #define _LPC32XX_UART_H
23 #include <asm/types.h>
25 /* UART Control Registers */
26 struct uart_ctrl_regs {
27 u32 ctrl; /* Control Register */
28 u32 clkmode; /* Clock Mode Register */
29 u32 loop; /* Loopback Control Register */
32 /* UART Control Register bits */
33 #define UART_CTRL_UART3_MD_CTRL (1 << 11)
34 #define UART_CTRL_HDPX_INV (1 << 10)
35 #define UART_CTRL_HDPX_EN (1 << 9)
36 #define UART_CTRL_UART6_IRDA (1 << 5)
37 #define UART_CTRL_IR_TX6_INV (1 << 4)
38 #define UART_CTRL_IR_RX6_INV (1 << 3)
39 #define UART_CTRL_IR_RX_LENGTH (1 << 2)
40 #define UART_CTRL_IR_TX_LENGTH (1 << 1)
41 #define UART_CTRL_UART5_USB_MODE (1 << 0)
43 /* UART Clock Mode Register bits */
44 #define UART_CLKMODE_STATX(n) (1 << ((n) + 16))
45 #define UART_CLKMODE_STAT (1 << 14)
46 #define UART_CLKMODE_MASK(n) (0x3 << (2 * (n) - 2))
47 #define UART_CLKMODE_AUTO(n) (0x2 << (2 * (n) - 2))
48 #define UART_CLKMODE_ON(n) (0x1 << (2 * (n) - 2))
49 #define UART_CLKMODE_OFF(n) (0x0 << (2 * (n) - 2))
51 /* UART Loopback Control Register bits */
52 #define UART_LOOPBACK(n) (1 << ((n) - 1))
54 #endif /* _LPC32XX_UART_H */