xref: /linux/arch/mips/include/asm/sibyte/sb1250_syncser.h (revision 56fb34d86e875dbb0d3e6a81c5d3d035db373031) 
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*  *********************************************************************
3     *  SB1250 Board Support Package
4     *
5     *  Synchronous Serial Constants		 File: sb1250_syncser.h
6     *
7     *  This module contains constants and macros useful for
8     *  manipulating the SB1250's Synchronous Serial
9     *
10     *  SB1250 specification level:  User's manual 1/02/02
11     *
12     *********************************************************************
13     *
14     *  Copyright 2000,2001,2002,2003
15     *  Broadcom Corporation. All rights reserved.
16     *
17     ********************************************************************* */
18 
19 
20 #ifndef _SB1250_SYNCSER_H
21 #define _SB1250_SYNCSER_H
22 
23 #include <asm/sibyte/sb1250_defs.h>
24 
25 /*
26  * Serial Mode Configuration Register
27  */
28 
29 #define M_SYNCSER_CRC_MODE		   _SB_MAKEMASK1(0)
30 #define M_SYNCSER_MSB_FIRST		   _SB_MAKEMASK1(1)
31 
32 #define S_SYNCSER_FLAG_NUM		   2
33 #define M_SYNCSER_FLAG_NUM		   _SB_MAKEMASK(4, S_SYNCSER_FLAG_NUM)
34 #define V_SYNCSER_FLAG_NUM		   _SB_MAKEVALUE(x, S_SYNCSER_FLAG_NUM)
35 
36 #define M_SYNCSER_FLAG_EN		   _SB_MAKEMASK1(6)
37 #define M_SYNCSER_HDLC_EN		   _SB_MAKEMASK1(7)
38 #define M_SYNCSER_LOOP_MODE		   _SB_MAKEMASK1(8)
39 #define M_SYNCSER_LOOPBACK		   _SB_MAKEMASK1(9)
40 
41 /*
42  * Serial Clock Source and Line Interface Mode Register
43  */
44 
45 #define M_SYNCSER_RXCLK_INV		   _SB_MAKEMASK1(0)
46 #define M_SYNCSER_RXCLK_EXT		   _SB_MAKEMASK1(1)
47 
48 #define S_SYNCSER_RXSYNC_DLY		   2
49 #define M_SYNCSER_RXSYNC_DLY		   _SB_MAKEMASK(2, S_SYNCSER_RXSYNC_DLY)
50 #define V_SYNCSER_RXSYNC_DLY(x)		   _SB_MAKEVALUE(x, S_SYNCSER_RXSYNC_DLY)
51 
52 #define M_SYNCSER_RXSYNC_LOW		   _SB_MAKEMASK1(4)
53 #define M_SYNCSER_RXSTRB_LOW		   _SB_MAKEMASK1(5)
54 
55 #define M_SYNCSER_RXSYNC_EDGE		   _SB_MAKEMASK1(6)
56 #define M_SYNCSER_RXSYNC_INT		   _SB_MAKEMASK1(7)
57 
58 #define M_SYNCSER_TXCLK_INV		   _SB_MAKEMASK1(8)
59 #define M_SYNCSER_TXCLK_EXT		   _SB_MAKEMASK1(9)
60 
61 #define S_SYNCSER_TXSYNC_DLY		   10
62 #define M_SYNCSER_TXSYNC_DLY		   _SB_MAKEMASK(2, S_SYNCSER_TXSYNC_DLY)
63 #define V_SYNCSER_TXSYNC_DLY(x)		   _SB_MAKEVALUE(x, S_SYNCSER_TXSYNC_DLY)
64 
65 #define M_SYNCSER_TXSYNC_LOW		   _SB_MAKEMASK1(12)
66 #define M_SYNCSER_TXSTRB_LOW		   _SB_MAKEMASK1(13)
67 
68 #define M_SYNCSER_TXSYNC_EDGE		   _SB_MAKEMASK1(14)
69 #define M_SYNCSER_TXSYNC_INT		   _SB_MAKEMASK1(15)
70 
71 /*
72  * Serial Command Register
73  */
74 
75 #define M_SYNCSER_CMD_RX_EN		   _SB_MAKEMASK1(0)
76 #define M_SYNCSER_CMD_TX_EN		   _SB_MAKEMASK1(1)
77 #define M_SYNCSER_CMD_RX_RESET		   _SB_MAKEMASK1(2)
78 #define M_SYNCSER_CMD_TX_RESET		   _SB_MAKEMASK1(3)
79 #define M_SYNCSER_CMD_TX_PAUSE		   _SB_MAKEMASK1(5)
80 
81 /*
82  * Serial DMA Enable Register
83  */
84 
85 #define M_SYNCSER_DMA_RX_EN		   _SB_MAKEMASK1(0)
86 #define M_SYNCSER_DMA_TX_EN		   _SB_MAKEMASK1(4)
87 
88 /*
89  * Serial Status Register
90  */
91 
92 #define M_SYNCSER_RX_CRCERR		   _SB_MAKEMASK1(0)
93 #define M_SYNCSER_RX_ABORT		   _SB_MAKEMASK1(1)
94 #define M_SYNCSER_RX_OCTET		   _SB_MAKEMASK1(2)
95 #define M_SYNCSER_RX_LONGFRM		   _SB_MAKEMASK1(3)
96 #define M_SYNCSER_RX_SHORTFRM		   _SB_MAKEMASK1(4)
97 #define M_SYNCSER_RX_OVERRUN		   _SB_MAKEMASK1(5)
98 #define M_SYNCSER_RX_SYNC_ERR		   _SB_MAKEMASK1(6)
99 #define M_SYNCSER_TX_CRCERR		   _SB_MAKEMASK1(8)
100 #define M_SYNCSER_TX_UNDERRUN		   _SB_MAKEMASK1(9)
101 #define M_SYNCSER_TX_SYNC_ERR		   _SB_MAKEMASK1(10)
102 #define M_SYNCSER_TX_PAUSE_COMPLETE	   _SB_MAKEMASK1(11)
103 #define M_SYNCSER_RX_EOP_COUNT		   _SB_MAKEMASK1(16)
104 #define M_SYNCSER_RX_EOP_TIMER		   _SB_MAKEMASK1(17)
105 #define M_SYNCSER_RX_EOP_SEEN		   _SB_MAKEMASK1(18)
106 #define M_SYNCSER_RX_HWM		   _SB_MAKEMASK1(19)
107 #define M_SYNCSER_RX_LWM		   _SB_MAKEMASK1(20)
108 #define M_SYNCSER_RX_DSCR		   _SB_MAKEMASK1(21)
109 #define M_SYNCSER_RX_DERR		   _SB_MAKEMASK1(22)
110 #define M_SYNCSER_TX_EOP_COUNT		   _SB_MAKEMASK1(24)
111 #define M_SYNCSER_TX_EOP_TIMER		   _SB_MAKEMASK1(25)
112 #define M_SYNCSER_TX_EOP_SEEN		   _SB_MAKEMASK1(26)
113 #define M_SYNCSER_TX_HWM		   _SB_MAKEMASK1(27)
114 #define M_SYNCSER_TX_LWM		   _SB_MAKEMASK1(28)
115 #define M_SYNCSER_TX_DSCR		   _SB_MAKEMASK1(29)
116 #define M_SYNCSER_TX_DERR		   _SB_MAKEMASK1(30)
117 #define M_SYNCSER_TX_DZERO		   _SB_MAKEMASK1(31)
118 
119 /*
120  * Sequencer Table Entry format
121  */
122 
123 #define M_SYNCSER_SEQ_LAST		   _SB_MAKEMASK1(0)
124 #define M_SYNCSER_SEQ_BYTE		   _SB_MAKEMASK1(1)
125 
126 #define S_SYNCSER_SEQ_COUNT		   2
127 #define M_SYNCSER_SEQ_COUNT		   _SB_MAKEMASK(4, S_SYNCSER_SEQ_COUNT)
128 #define V_SYNCSER_SEQ_COUNT(x)		   _SB_MAKEVALUE(x, S_SYNCSER_SEQ_COUNT)
129 
130 #define M_SYNCSER_SEQ_ENABLE		   _SB_MAKEMASK1(6)
131 #define M_SYNCSER_SEQ_STROBE		   _SB_MAKEMASK1(7)
132 
133 #endif
134