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1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Winbond W6692 specific defines
4  *
5  * Author       Karsten Keil <keil@isdn4linux.de>
6  *		based on the w6692 I4L driver from Petr Novak <petr.novak@i.cz>
7  *
8  * Copyright 2009  by Karsten Keil <keil@isdn4linux.de>
9  */
10 
11 /* Specifications of W6692 registers */
12 
13 #define W_D_RFIFO	0x00	/* R */
14 #define W_D_XFIFO	0x04	/* W */
15 #define W_D_CMDR	0x08	/* W */
16 #define W_D_MODE	0x0c	/* R/W */
17 #define W_D_TIMR	0x10	/* R/W */
18 #define W_ISTA		0x14	/* R_clr */
19 #define W_IMASK		0x18	/* R/W */
20 #define W_D_EXIR	0x1c	/* R_clr */
21 #define W_D_EXIM	0x20	/* R/W */
22 #define W_D_STAR	0x24	/* R */
23 #define W_D_RSTA	0x28	/* R */
24 #define W_D_SAM		0x2c	/* R/W */
25 #define W_D_SAP1	0x30	/* R/W */
26 #define W_D_SAP2	0x34	/* R/W */
27 #define W_D_TAM		0x38	/* R/W */
28 #define W_D_TEI1	0x3c	/* R/W */
29 #define W_D_TEI2	0x40	/* R/W */
30 #define W_D_RBCH	0x44	/* R */
31 #define W_D_RBCL	0x48	/* R */
32 #define W_TIMR2		0x4c	/* W */
33 #define W_L1_RC		0x50	/* R/W */
34 #define W_D_CTL		0x54	/* R/W */
35 #define W_CIR		0x58	/* R */
36 #define W_CIX		0x5c	/* W */
37 #define W_SQR		0x60	/* R */
38 #define W_SQX		0x64	/* W */
39 #define W_PCTL		0x68	/* R/W */
40 #define W_MOR		0x6c	/* R */
41 #define W_MOX		0x70	/* R/W */
42 #define W_MOSR		0x74	/* R_clr */
43 #define W_MOCR		0x78	/* R/W */
44 #define W_GCR		0x7c	/* R/W */
45 
46 #define	W_B_RFIFO	0x80	/* R */
47 #define	W_B_XFIFO	0x84	/* W */
48 #define	W_B_CMDR	0x88	/* W */
49 #define	W_B_MODE	0x8c	/* R/W */
50 #define	W_B_EXIR	0x90	/* R_clr */
51 #define	W_B_EXIM	0x94	/* R/W */
52 #define	W_B_STAR	0x98	/* R */
53 #define	W_B_ADM1	0x9c	/* R/W */
54 #define	W_B_ADM2	0xa0	/* R/W */
55 #define	W_B_ADR1	0xa4	/* R/W */
56 #define	W_B_ADR2	0xa8	/* R/W */
57 #define	W_B_RBCL	0xac	/* R */
58 #define	W_B_RBCH	0xb0	/* R */
59 
60 #define W_XADDR		0xf4	/* R/W */
61 #define W_XDATA		0xf8	/* R/W */
62 #define W_EPCTL		0xfc	/* W */
63 
64 /* W6692 register bits */
65 
66 #define	W_D_CMDR_XRST	0x01
67 #define	W_D_CMDR_XME	0x02
68 #define	W_D_CMDR_XMS	0x08
69 #define	W_D_CMDR_STT	0x10
70 #define	W_D_CMDR_RRST	0x40
71 #define	W_D_CMDR_RACK	0x80
72 
73 #define	W_D_MODE_RLP	0x01
74 #define	W_D_MODE_DLP	0x02
75 #define	W_D_MODE_MFD	0x04
76 #define	W_D_MODE_TEE	0x08
77 #define	W_D_MODE_TMS	0x10
78 #define	W_D_MODE_RACT	0x40
79 #define	W_D_MODE_MMS	0x80
80 
81 #define W_INT_B2_EXI	0x01
82 #define W_INT_B1_EXI	0x02
83 #define W_INT_D_EXI	0x04
84 #define W_INT_XINT0	0x08
85 #define W_INT_XINT1	0x10
86 #define W_INT_D_XFR	0x20
87 #define W_INT_D_RME	0x40
88 #define W_INT_D_RMR	0x80
89 
90 #define W_D_EXI_WEXP	0x01
91 #define W_D_EXI_TEXP	0x02
92 #define W_D_EXI_ISC	0x04
93 #define W_D_EXI_MOC	0x08
94 #define W_D_EXI_TIN2	0x10
95 #define W_D_EXI_XCOL	0x20
96 #define W_D_EXI_XDUN	0x40
97 #define W_D_EXI_RDOV	0x80
98 
99 #define	W_D_STAR_DRDY	0x10
100 #define	W_D_STAR_XBZ	0x20
101 #define	W_D_STAR_XDOW	0x80
102 
103 #define W_D_RSTA_RMB	0x10
104 #define W_D_RSTA_CRCE	0x20
105 #define W_D_RSTA_RDOV	0x40
106 
107 #define W_D_CTL_SRST	0x20
108 
109 #define W_CIR_SCC	0x80
110 #define W_CIR_ICC	0x40
111 #define W_CIR_COD_MASK	0x0f
112 
113 #define W_PCTL_PCX	0x01
114 #define W_PCTL_XMODE	0x02
115 #define W_PCTL_OE0	0x04
116 #define W_PCTL_OE1	0x08
117 #define W_PCTL_OE2	0x10
118 #define W_PCTL_OE3	0x20
119 #define W_PCTL_OE4	0x40
120 #define W_PCTL_OE5	0x80
121 
122 #define	W_B_CMDR_XRST	0x01
123 #define	W_B_CMDR_XME	0x02
124 #define	W_B_CMDR_XMS	0x04
125 #define	W_B_CMDR_RACT	0x20
126 #define	W_B_CMDR_RRST	0x40
127 #define	W_B_CMDR_RACK	0x80
128 
129 #define	W_B_MODE_FTS0	0x01
130 #define	W_B_MODE_FTS1	0x02
131 #define	W_B_MODE_SW56	0x04
132 #define	W_B_MODE_BSW0	0x08
133 #define	W_B_MODE_BSW1	0x10
134 #define	W_B_MODE_EPCM	0x20
135 #define	W_B_MODE_ITF	0x40
136 #define	W_B_MODE_MMS	0x80
137 
138 #define	W_B_EXI_XDUN	0x01
139 #define	W_B_EXI_XFR	0x02
140 #define	W_B_EXI_RDOV	0x10
141 #define	W_B_EXI_RME	0x20
142 #define	W_B_EXI_RMR	0x40
143 
144 #define	W_B_STAR_XBZ	0x01
145 #define	W_B_STAR_XDOW	0x04
146 #define	W_B_STAR_RMB	0x10
147 #define	W_B_STAR_CRCE	0x20
148 #define	W_B_STAR_RDOV	0x40
149 
150 #define	W_B_RBCH_LOV	0x20
151 
152 /* W6692 Layer1 commands */
153 
154 #define	W_L1CMD_ECK	0x00
155 #define W_L1CMD_RST	0x01
156 #define W_L1CMD_SCP	0x04
157 #define W_L1CMD_SSP	0x02
158 #define W_L1CMD_AR8	0x08
159 #define W_L1CMD_AR10	0x09
160 #define W_L1CMD_EAL	0x0a
161 #define W_L1CMD_DRC	0x0f
162 
163 /* W6692 Layer1 indications */
164 
165 #define W_L1IND_CE	0x07
166 #define W_L1IND_DRD	0x00
167 #define W_L1IND_LD	0x04
168 #define W_L1IND_ARD	0x08
169 #define W_L1IND_TI	0x0a
170 #define W_L1IND_ATI	0x0b
171 #define W_L1IND_AI8	0x0c
172 #define W_L1IND_AI10	0x0d
173 #define W_L1IND_CD	0x0f
174 
175 /* FIFO thresholds */
176 #define W_D_FIFO_THRESH	64
177 #define W_B_FIFO_THRESH	64
178