2 * Author: MontaVista Software, Inc.
5 * Copyright 2001-2006 MontaVista Software Inc.
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2 of the License, or (at your
10 * option) any later version.
12 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
13 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
14 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
15 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
16 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
17 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
18 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
19 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
20 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
21 * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 * You should have received a copy of the GNU General Public License along
24 * with this program; if not, write to the Free Software Foundation, Inc.,
25 * 675 Mass Ave, Cambridge, MA 02139, USA.
27 #ifndef __ASM_TX4927_TX4927_H
28 #define __ASM_TX4927_TX4927_H
30 #include <asm/txx9irq.h>
32 #define TX4927_IRQ_CP0_BEG MIPS_CPU_IRQ_BASE
33 #define TX4927_IRQ_CP0_END (MIPS_CPU_IRQ_BASE + 8 - 1)
35 #define TX4927_IRQ_PIC_BEG TXX9_IRQ_BASE
36 #define TX4927_IRQ_PIC_END (TXX9_IRQ_BASE + TXx9_MAX_IR - 1)
39 #define TX4927_IRQ_USER0 (TX4927_IRQ_CP0_BEG+0)
40 #define TX4927_IRQ_USER1 (TX4927_IRQ_CP0_BEG+1)
41 #define TX4927_IRQ_NEST_PIC_ON_CP0 (TX4927_IRQ_CP0_BEG+2)
42 #define TX4927_IRQ_CPU_TIMER (TX4927_IRQ_CP0_BEG+7)
44 #define TX4927_IRQ_NEST_EXT_ON_PIC (TX4927_IRQ_PIC_BEG+3)
46 #define TX4927_CCFG_TOE 0x00004000
47 #define TX4927_CCFG_WR 0x00008000
48 #define TX4927_CCFG_TINTDIS 0x01000000
50 #define TX4927_PCIMEM 0x08000000
51 #define TX4927_PCIMEM_SIZE 0x08000000
52 #define TX4927_PCIIO 0x16000000
53 #define TX4927_PCIIO_SIZE 0x01000000
55 #define TX4927_SDRAMC_REG 0xff1f8000
56 #define TX4927_EBUSC_REG 0xff1f9000
57 #define TX4927_PCIC_REG 0xff1fd000
58 #define TX4927_CCFG_REG 0xff1fe000
59 #define TX4927_IRC_REG 0xff1ff600
60 #define TX4927_NR_TMR 3
61 #define TX4927_TMR_REG(ch) (0xff1ff000 + (ch) * 0x100)
63 /* bits for ISTAT3/IMASK3/IMSTAT3 */
64 #define TX4927_INT3B_PCID 0
65 #define TX4927_INT3B_PCIC 1
66 #define TX4927_INT3B_PCIB 2
67 #define TX4927_INT3B_PCIA 3
68 #define TX4927_INT3F_PCID (1 << TX4927_INT3B_PCID)
69 #define TX4927_INT3F_PCIC (1 << TX4927_INT3B_PCIC)
70 #define TX4927_INT3F_PCIB (1 << TX4927_INT3B_PCIB)
71 #define TX4927_INT3F_PCIA (1 << TX4927_INT3B_PCIA)
73 #define TX4927_NR_IRQ_LOCAL TX4927_IRQ_PIC_BEG
74 #define TX4927_NR_IRQ_IRC 32 /* On-Chip IRC */
76 #define TX4927_IR_PCIC 16
77 #define TX4927_IR_PCIERR 22
78 #define TX4927_IR_PCIPMA 23
79 #define TX4927_IRQ_IRC_PCIC (TX4927_NR_IRQ_LOCAL + TX4927_IR_PCIC)
80 #define TX4927_IRQ_IRC_PCIERR (TX4927_NR_IRQ_LOCAL + TX4927_IR_PCIERR)
81 #define TX4927_IRQ_IOC1 (TX4927_NR_IRQ_LOCAL + TX4927_NR_IRQ_IRC)
82 #define TX4927_IRQ_IOC_PCID (TX4927_IRQ_IOC1 + TX4927_INT3B_PCID)
83 #define TX4927_IRQ_IOC_PCIC (TX4927_IRQ_IOC1 + TX4927_INT3B_PCIC)
84 #define TX4927_IRQ_IOC_PCIB (TX4927_IRQ_IOC1 + TX4927_INT3B_PCIB)
85 #define TX4927_IRQ_IOC_PCIA (TX4927_IRQ_IOC1 + TX4927_INT3B_PCIA)
87 #ifdef _LANGUAGE_ASSEMBLY
90 #define _CONST64(c) c##ull
92 #include <asm/byteorder.h>
94 struct tx4927_sdramc_reg {
95 volatile unsigned long long cr[4];
96 volatile unsigned long long unused0[4];
97 volatile unsigned long long tr;
98 volatile unsigned long long unused1[2];
99 volatile unsigned long long cmd;
102 struct tx4927_ebusc_reg {
103 volatile unsigned long long cr[8];
106 struct tx4927_ccfg_reg {
107 volatile unsigned long long ccfg;
108 volatile unsigned long long crir;
109 volatile unsigned long long pcfg;
110 volatile unsigned long long tear;
111 volatile unsigned long long clkctr;
112 volatile unsigned long long unused0;
113 volatile unsigned long long garbc;
114 volatile unsigned long long unused1;
115 volatile unsigned long long unused2;
116 volatile unsigned long long ramp;
119 struct tx4927_pcic_reg {
120 volatile unsigned long pciid;
121 volatile unsigned long pcistatus;
122 volatile unsigned long pciccrev;
123 volatile unsigned long pcicfg1;
124 volatile unsigned long p2gm0plbase; /* +10 */
125 volatile unsigned long p2gm0pubase;
126 volatile unsigned long p2gm1plbase;
127 volatile unsigned long p2gm1pubase;
128 volatile unsigned long p2gm2pbase; /* +20 */
129 volatile unsigned long p2giopbase;
130 volatile unsigned long unused0;
131 volatile unsigned long pcisid;
132 volatile unsigned long unused1; /* +30 */
133 volatile unsigned long pcicapptr;
134 volatile unsigned long unused2;
135 volatile unsigned long pcicfg2;
136 volatile unsigned long g2ptocnt; /* +40 */
137 volatile unsigned long unused3[15];
138 volatile unsigned long g2pstatus; /* +80 */
139 volatile unsigned long g2pmask;
140 volatile unsigned long pcisstatus;
141 volatile unsigned long pcimask;
142 volatile unsigned long p2gcfg; /* +90 */
143 volatile unsigned long p2gstatus;
144 volatile unsigned long p2gmask;
145 volatile unsigned long p2gccmd;
146 volatile unsigned long unused4[24]; /* +a0 */
147 volatile unsigned long pbareqport; /* +100 */
148 volatile unsigned long pbacfg;
149 volatile unsigned long pbastatus;
150 volatile unsigned long pbamask;
151 volatile unsigned long pbabm; /* +110 */
152 volatile unsigned long pbacreq;
153 volatile unsigned long pbacgnt;
154 volatile unsigned long pbacstate;
155 volatile unsigned long long g2pmgbase[3]; /* +120 */
156 volatile unsigned long long g2piogbase;
157 volatile unsigned long g2pmmask[3]; /* +140 */
158 volatile unsigned long g2piomask;
159 volatile unsigned long long g2pmpbase[3]; /* +150 */
160 volatile unsigned long long g2piopbase;
161 volatile unsigned long pciccfg; /* +170 */
162 volatile unsigned long pcicstatus;
163 volatile unsigned long pcicmask;
164 volatile unsigned long unused5;
165 volatile unsigned long long p2gmgbase[3]; /* +180 */
166 volatile unsigned long long p2giogbase;
167 volatile unsigned long g2pcfgadrs; /* +1a0 */
168 volatile unsigned long g2pcfgdata;
169 volatile unsigned long unused6[8];
170 volatile unsigned long g2pintack;
171 volatile unsigned long g2pspc;
172 volatile unsigned long unused7[12]; /* +1d0 */
173 volatile unsigned long long pdmca; /* +200 */
174 volatile unsigned long long pdmga;
175 volatile unsigned long long pdmpa;
176 volatile unsigned long long pdmcut;
177 volatile unsigned long long pdmcnt; /* +220 */
178 volatile unsigned long long pdmsts;
179 volatile unsigned long long unused8[2];
180 volatile unsigned long long pdmdb[4]; /* +240 */
181 volatile unsigned long long pdmtdh; /* +260 */
182 volatile unsigned long long pdmdms;
185 #endif /* _LANGUAGE_ASSEMBLY */
191 /* bits for G2PSTATUS/G2PMASK */
192 #define TX4927_PCIC_G2PSTATUS_ALL 0x00000003
193 #define TX4927_PCIC_G2PSTATUS_TTOE 0x00000002
194 #define TX4927_PCIC_G2PSTATUS_RTOE 0x00000001
196 /* bits for PCIMASK (see also PCI_STATUS_XXX in linux/pci.h */
197 #define TX4927_PCIC_PCISTATUS_ALL 0x0000f900
199 /* bits for PBACFG */
200 #define TX4927_PCIC_PBACFG_RPBA 0x00000004
201 #define TX4927_PCIC_PBACFG_PBAEN 0x00000002
202 #define TX4927_PCIC_PBACFG_BMCEN 0x00000001
204 /* bits for G2PMnGBASE */
205 #define TX4927_PCIC_G2PMnGBASE_BSDIS _CONST64(0x0000002000000000)
206 #define TX4927_PCIC_G2PMnGBASE_ECHG _CONST64(0x0000001000000000)
208 /* bits for G2PIOGBASE */
209 #define TX4927_PCIC_G2PIOGBASE_BSDIS _CONST64(0x0000002000000000)
210 #define TX4927_PCIC_G2PIOGBASE_ECHG _CONST64(0x0000001000000000)
212 /* bits for PCICSTATUS/PCICMASK */
213 #define TX4927_PCIC_PCICSTATUS_ALL 0x000007dc
215 /* bits for PCICCFG */
216 #define TX4927_PCIC_PCICCFG_LBWC_MASK 0x0fff0000
217 #define TX4927_PCIC_PCICCFG_HRST 0x00000800
218 #define TX4927_PCIC_PCICCFG_SRST 0x00000400
219 #define TX4927_PCIC_PCICCFG_IRBER 0x00000200
220 #define TX4927_PCIC_PCICCFG_IMSE0 0x00000100
221 #define TX4927_PCIC_PCICCFG_IMSE1 0x00000080
222 #define TX4927_PCIC_PCICCFG_IMSE2 0x00000040
223 #define TX4927_PCIC_PCICCFG_IISE 0x00000020
224 #define TX4927_PCIC_PCICCFG_ATR 0x00000010
225 #define TX4927_PCIC_PCICCFG_ICAE 0x00000008
227 /* bits for P2GMnGBASE */
228 #define TX4927_PCIC_P2GMnGBASE_TMEMEN _CONST64(0x0000004000000000)
229 #define TX4927_PCIC_P2GMnGBASE_TBSDIS _CONST64(0x0000002000000000)
230 #define TX4927_PCIC_P2GMnGBASE_TECHG _CONST64(0x0000001000000000)
232 /* bits for P2GIOGBASE */
233 #define TX4927_PCIC_P2GIOGBASE_TIOEN _CONST64(0x0000004000000000)
234 #define TX4927_PCIC_P2GIOGBASE_TBSDIS _CONST64(0x0000002000000000)
235 #define TX4927_PCIC_P2GIOGBASE_TECHG _CONST64(0x0000001000000000)
237 #define TX4927_PCIC_IDSEL_AD_TO_SLOT(ad) ((ad) - 11)
238 #define TX4927_PCIC_MAX_DEVNU TX4927_PCIC_IDSEL_AD_TO_SLOT(32)
243 /* CCFG : Chip Configuration */
244 #define TX4927_CCFG_PCI66 0x00800000
245 #define TX4927_CCFG_PCIMIDE 0x00400000
246 #define TX4927_CCFG_PCIXARB 0x00002000
247 #define TX4927_CCFG_PCIDIVMODE_MASK 0x00001800
248 #define TX4927_CCFG_PCIDIVMODE_2_5 0x00000000
249 #define TX4927_CCFG_PCIDIVMODE_3 0x00000800
250 #define TX4927_CCFG_PCIDIVMODE_5 0x00001000
251 #define TX4927_CCFG_PCIDIVMODE_6 0x00001800
253 #define TX4937_CCFG_PCIDIVMODE_MASK 0x00001c00
254 #define TX4937_CCFG_PCIDIVMODE_8 0x00000000
255 #define TX4937_CCFG_PCIDIVMODE_4 0x00000400
256 #define TX4937_CCFG_PCIDIVMODE_9 0x00000800
257 #define TX4937_CCFG_PCIDIVMODE_4_5 0x00000c00
258 #define TX4937_CCFG_PCIDIVMODE_10 0x00001000
259 #define TX4937_CCFG_PCIDIVMODE_5 0x00001400
260 #define TX4937_CCFG_PCIDIVMODE_11 0x00001800
261 #define TX4937_CCFG_PCIDIVMODE_5_5 0x00001c00
263 /* PCFG : Pin Configuration */
264 #define TX4927_PCFG_PCICLKEN_ALL 0x003f0000
265 #define TX4927_PCFG_PCICLKEN(ch) (0x00010000<<(ch))
267 /* CLKCTR : Clock Control */
268 #define TX4927_CLKCTR_PCICKD 0x00400000
269 #define TX4927_CLKCTR_PCIRST 0x00000040
271 #ifndef _LANGUAGE_ASSEMBLY
273 #define tx4927_sdramcptr ((struct tx4927_sdramc_reg *)TX4927_SDRAMC_REG)
274 #define tx4927_pcicptr ((struct tx4927_pcic_reg *)TX4927_PCIC_REG)
275 #define tx4927_ccfgptr ((struct tx4927_ccfg_reg *)TX4927_CCFG_REG)
276 #define tx4927_ebuscptr ((struct tx4927_ebusc_reg *)TX4927_EBUSC_REG)
278 #endif /* _LANGUAGE_ASSEMBLY */
280 #endif /* __ASM_TX4927_TX4927_H */