1 /***********************************************************************
2  *
3  * Copyright (C) 2004 by FS Forth-Systeme GmbH.
4  * All rights reserved.
5  *
6  * $Id: ns9750_ser.h,v 1.1 2004/02/16 10:37:20 mpietrek Exp $
7  * @Author: Markus Pietrek
8  * @References: [1] NS9750 Hardware Reference, December 2003
9  *
10  * This program is free software; you can redistribute it and/or
11  * modify it under the terms of the GNU General Public License as
12  * published by the Free Software Foundation; either version 2 of
13  * the License, or (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18  * GNU General Public License for more details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with this program; if not, write to the Free Software
22  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
23  * MA 02111-1307 USA
24  *
25  ***********************************************************************/
26 
27 #ifndef FS_NS9750_SER_H
28 #define FS_NS9750_SER_H
29 
30 #define NS9750_SER_MODULE_BASE		(0x90200000)
31 
32 #define get_ser_reg_addr(c) \
33 	((volatile unsigned int *)(NS9750_SER_MODULE_BASE+(unsigned int) (c)))
34 
35 #define get_ser_reg_addr_channel(reg,chan) \
36 	get_ser_reg_addr((reg)+(((chan)<2)?0:0x00100000)+(((chan)&1)?0x40:0))
37 
38 /* the register addresses */
39 
40 #define NS9750_SER_CTRL_A		(0x00)
41 #define NS9750_SER_CTRL_B		(0x04)
42 #define NS9750_SER_STAT_A		(0x08)
43 #define NS9750_SER_BITRATE		(0x0C)
44 #define NS9750_SER_FIFO			(0x10)
45 #define NS9750_SER_RX_BUF_TIMER		(0x14)
46 #define NS9750_SER_RX_CHAR_TIMER	(0x18)
47 #define NS9750_SER_RX_MATCH		(0x1C)
48 #define NS9750_SER_RX_MATCH_MASK	(0x20)
49 #define NS9750_SER_FLOW_CTRL		(0x34)
50 #define NS9750_SER_FLOW_CTRL_FORCE	(0x38)
51 
52 /* register bit fields */
53 
54 /* control A register */
55 
56 #define NS9750_SER_CTRL_A_CE		(0x80000000)
57 #define NS9750_SER_CTRL_A_BRK		(0x40000000)
58 #define NS9750_SER_CTRL_A_STICKP	(0x20000000)
59 #define NS9750_SER_CTRL_A_EPS		(0x10000000)
60 #define NS9750_SER_CTRL_A_PE		(0x08000000)
61 #define NS9750_SER_CTRL_A_STOP		(0x04000000)
62 #define NS9750_SER_CTRL_A_WLS_MA	(0x03000000)
63 #define NS9750_SER_CTRL_A_WLS_5		(0x00000000)
64 #define NS9750_SER_CTRL_A_WLS_6		(0x01000000)
65 #define NS9750_SER_CTRL_A_WLS_7		(0x02000000)
66 #define NS9750_SER_CTRL_A_WLS_8		(0x03000000)
67 #define NS9750_SER_CTRL_A_CTSTX		(0x00800000)
68 #define NS9750_SER_CTRL_A_RTSRX		(0x00400000)
69 #define NS9750_SER_CTRL_A_RL		(0x00200000)
70 #define NS9750_SER_CTRL_A_LL		(0x00100000)
71 #define NS9750_SER_CTRL_A_RES		(0x000CF000)
72 #define NS9750_SER_CTRL_A_DTR		(0x00020000)
73 #define NS9750_SER_CTRL_A_RTS		(0x00010000)
74 #define NS9750_SER_CTRL_A_RIE_MA	(0x00000E00)
75 #define NS9750_SER_CTRL_A_ERXDMA	(0x00000100)
76 #define NS9750_SER_CTRL_A_RIC_MA	(0x000000E0)
77 #define NS9750_SER_CTRL_A_TIC_MA	(0x0000001E)
78 #define NS9750_SER_CTRL_A_ETXDMA	(0x00000001)
79 
80 /* control B register */
81 
82 #define NS9750_SER_CTRL_B_RDM1		(0x80000000)
83 #define NS9750_SER_CTRL_B_RDM2		(0x40000000)
84 #define NS9750_SER_CTRL_B_RDM3		(0x20000000)
85 #define NS9750_SER_CTRL_B_RDM4		(0x10000000)
86 #define NS9750_SER_CTRL_B_RBGT		(0x08000000)
87 #define NS9750_SER_CTRL_B_RCGT		(0x04000000)
88 #define NS9750_SER_CTRL_B_MODE_MA	(0x00300000)
89 #define NS9750_SER_CTRL_B_MODE_UART	(0x00000000)
90 #define NS9750_SER_CTRL_B_MODE_HDLC	(0x00100000)
91 #define NS9750_SER_CTRL_B_MODE_SPI_M	(0x00200000)
92 #define NS9750_SER_CTRL_B_MODE_SPI_S	(0x00300000)
93 #define NS9750_SER_CTRL_B_BITORDR	(0x00080000)
94 #define NS9750_SER_CTRL_B_RES		(0x0007703F)
95 #define NS9750_SER_CTRL_B_RTSTX		(0x00008000)
96 #define NS9750_SER_CTRL_B_ENDEC_MA	(0x00000FC0)
97 
98 /* status A register */
99 
100 #define NS9750_SER_STAT_A_MATCH1	(0x80000000)
101 #define NS9750_SER_STAT_A_MATCH2	(0x40000000)
102 #define NS9750_SER_STAT_A_MATCH3	(0x20000000)
103 #define NS9750_SER_STAT_A_MATCH4	(0x10000000)
104 #define NS9750_SER_STAT_A_BGAP		(0x08000000)
105 #define NS9750_SER_STAT_A_CGAP		(0x04000000)
106 #define NS9750_SER_STAT_A_RXFDB_MA	(0x00300000)
107 #define NS9750_SER_STAT_A_RXFDB_FULL	(0x00000000)
108 #define NS9750_SER_STAT_A_RXFDB_1	(0x00100000)
109 #define NS9750_SER_STAT_A_RXFDB_2	(0x00200000)
110 #define NS9750_SER_STAT_A_RXFDB_3	(0x00300000)
111 #define NS9750_SER_STAT_A_DCD		(0x00080000)
112 #define NS9750_SER_STAT_A_RI		(0x00040000)
113 #define NS9750_SER_STAT_A_DSR		(0x00020000)
114 #define NS9750_SER_STAT_A_CTS		(0x00010000)
115 #define NS9750_SER_STAT_A_RBRK		(0x00008000)
116 #define NS9750_SER_STAT_A_RFE		(0x00004000)
117 #define NS9750_SER_STAT_A_RPE		(0x00002000)
118 #define NS9750_SER_STAT_A_ROVER		(0x00001000)
119 #define NS9750_SER_STAT_A_RRDY		(0x00000800)
120 #define NS9750_SER_STAT_A_RHALF		(0x00000400)
121 #define NS9750_SER_STAT_A_RBC		(0x00000200)
122 #define NS9750_SER_STAT_A_RFULL		(0x00000100)
123 #define NS9750_SER_STAT_A_DCDI		(0x00000080)
124 #define NS9750_SER_STAT_A_RII		(0x00000040)
125 #define NS9750_SER_STAT_A_DSRI		(0x00000020)
126 #define NS9750_SER_STAT_A_CTSI		(0x00000010)
127 #define NS9750_SER_STAT_A_TRDY		(0x00000008)
128 #define NS9750_SER_STAT_A_THALF		(0x00000004)
129 #define NS9750_SER_STAT_A_TBC		(0x00000002)
130 #define NS9750_SER_STAT_A_TEMPTY	(0x00000001)
131 
132 #define NS9750_SER_STAT_A_RX_COND_ERR ( NS9750_SER_STAT_A_RFE | \
133 				        NS9750_SER_STAT_A_ROVER | \
134 				        NS9750_SER_STAT_A_RPE )
135 #define NS9750_SER_STAT_A_RX_COND_ALL ( NS9750_SER_STAT_A_RX_COND_ERR | \
136 				        NS9750_SER_STAT_A_RBRK | \
137 				        NS9750_SER_STAT_A_RRDY | \
138 					NS9750_SER_STAT_A_RHALF | \
139 					NS9750_SER_STAT_A_RBC | \
140 					NS9750_SER_STAT_A_DCDI | \
141 					NS9750_SER_STAT_A_RII | \
142 					NS9750_SER_STAT_A_DSRI | \
143 					NS9750_SER_STAT_A_CTSI )
144 #define NS9750_SER_STAT_A_TX_COND_ALL ( NS9750_SER_STAT_A_TRDY | \
145 				        NS9750_SER_STAT_A_THALF | \
146 				        NS9750_SER_STAT_A_TBC | \
147 					NS9750_SER_STAT_A_TEMPTY )
148 /* bit rate register */
149 
150 #define NS9750_SER_BITRATE_EBIT		 (0x80000000)
151 #define NS9750_SER_BITRATE_TMODE	 (0x40000000)
152 #define NS9750_SER_BITRATE_RXSRC	 (0x20000000)
153 #define NS9750_SER_BITRATE_TXSRC	 (0x10000000)
154 #define NS9750_SER_BITRATE_RXEXT	 (0x08000000)
155 #define NS9750_SER_BITRATE_TXEXT	 (0x04000000)
156 #define NS9750_SER_BITRATE_CLKMUX_MA	 (0x03000000)
157 #define NS9750_SER_BITRATE_CLKMUX_XTAL	 (0x00000000)
158 #define NS9750_SER_BITRATE_CLKMUX_BCLK	 (0x01000000)
159 #define NS9750_SER_BITRATE_CLKMUX_OUT1	 (0x02000000)
160 #define NS9750_SER_BITRATE_CLKMUX_OUT2	 (0x03000000)
161 #define NS9750_SER_BITRATE_TXCINV	 (0x00800000)
162 #define NS9750_SER_BITRATE_RXCINV	 (0x00400000)
163 #define NS9750_SER_BITRATE_TCDR_MA	 (0x00180000)
164 #define NS9750_SER_BITRATE_TCDR_1	 (0x00000000)
165 #define NS9750_SER_BITRATE_TCDR_8	 (0x00080000)
166 #define NS9750_SER_BITRATE_TCDR_16	 (0x00100000)
167 #define NS9750_SER_BITRATE_TCDR_32	 (0x00180000)
168 #define NS9750_SER_BITRATE_RCDR_MA	 (0x00070000)
169 #define NS9750_SER_BITRATE_RCDR_1	 (0x00000000)
170 #define NS9750_SER_BITRATE_RCDR_8	 (0x00020000)
171 #define NS9750_SER_BITRATE_RCDR_16	 (0x00040000)
172 #define NS9750_SER_BITRATE_RCDR_32	 (0x00060000)
173 #define NS9750_SER_BITRATE_TICS		 (0x00010000)
174 #define NS9750_SER_BITRATE_RICS		 (0x00008000)
175 #define NS9750_SER_BITRATE_N_MA		 (0x00007FFF)
176 
177 /* receive buffer gap timer */
178 
179 #define NS9750_SER_RX_BUF_TIMER_TRUN	 (0x80000000) /* UART and SPI */
180 #define NS9750_SER_RX_BUF_TIMER_BT_MA	 (0x0000FFFF) /* UART and SPI */
181 #define NS9750_SER_RX_BUF_TIMER_MAXLEN_MA (0x0000FFFF) /* HDLC only */
182 
183 /* receive character gap timer */
184 
185 #define NS9750_SER_RX_CHAR_TIMER_TRUN	 (0x80000000)
186 #define NS9750_SER_RX_CHAR_TIMER_CT_MA	 (0x000FFFFF)
187 
188 /* receive match */
189 
190 #define NS9750_SER_RX_MATCH_RDMB1_MA	 (0xFF000000)
191 #define NS9750_SER_RX_MATCH_RDMB2_MA	 (0x00FF0000)
192 #define NS9750_SER_RX_MATCH_RDMB3_MA	 (0x0000FF00)
193 #define NS9750_SER_RX_MATCH_RDMB4_MA	 (0x000000FF)
194 
195 /* receive match mask */
196 
197 #define NS9750_SER_RX_MATCH_MASK_RDMB1_MA (0xFF000000)
198 #define NS9750_SER_RX_MATCH_MASK_RDMB2_MA (0x00FF0000)
199 #define NS9750_SER_RX_MATCH_MASK_RDMB3_MA (0x0000FF00)
200 #define NS9750_SER_RX_MATCH_MASK_RDMB4_MA (0x000000FF)
201 
202 #endif /* FS_NS9750_SER_H */
203