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1/*
2 * include/asm-arm/hardware/iop3xx.h
3 *
4 * Intel IOP32X and IOP33X register definitions
5 *
6 * Author: Rory Bolt <rorybolt@pacbell.net>
7 * Copyright (C) 2002 Rory Bolt
8 * Copyright (C) 2004 Intel Corp.
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
13 */
14
15#ifndef __IOP3XX_H
16#define __IOP3XX_H
17
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18/*
19 * IOP3XX GPIO handling
20 */
21#define GPIO_IN 0
22#define GPIO_OUT 1
23#define GPIO_LOW 0
24#define GPIO_HIGH 1
25#define IOP3XX_GPIO_LINE(x) (x)
26
27#ifndef __ASSEMBLY__
28extern void gpio_line_config(int line, int direction);
29extern int gpio_line_get(int line);
30extern void gpio_line_set(int line, int value);
e90ddd81 31extern int init_atu;
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32#endif
33
34
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35/*
36 * IOP3XX processor registers
37 */
38#define IOP3XX_PERIPHERAL_PHYS_BASE 0xffffe000
39#define IOP3XX_PERIPHERAL_VIRT_BASE 0xfeffe000
40#define IOP3XX_PERIPHERAL_SIZE 0x00002000
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41#define IOP3XX_PERIPHERAL_UPPER_PA (IOP3XX_PERIPHERAL_PHYS_BASE +\
42 IOP3XX_PERIPHERAL_SIZE - 1)
43#define IOP3XX_PERIPHERAL_UPPER_VA (IOP3XX_PERIPHERAL_VIRT_BASE +\
44 IOP3XX_PERIPHERAL_SIZE - 1)
ad902cb9 45#define IOP3XX_PMMR_PHYS_TO_VIRT(addr) (u32) ((u32) (addr) -\
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46 (IOP3XX_PERIPHERAL_PHYS_BASE\
47 - IOP3XX_PERIPHERAL_VIRT_BASE))
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48#define IOP3XX_REG_ADDR(reg) (IOP3XX_PERIPHERAL_VIRT_BASE + (reg))
49
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50/* Address Translation Unit */
51#define IOP3XX_ATUVID (volatile u16 *)IOP3XX_REG_ADDR(0x0100)
52#define IOP3XX_ATUDID (volatile u16 *)IOP3XX_REG_ADDR(0x0102)
53#define IOP3XX_ATUCMD (volatile u16 *)IOP3XX_REG_ADDR(0x0104)
54#define IOP3XX_ATUSR (volatile u16 *)IOP3XX_REG_ADDR(0x0106)
55#define IOP3XX_ATURID (volatile u8 *)IOP3XX_REG_ADDR(0x0108)
56#define IOP3XX_ATUCCR (volatile u32 *)IOP3XX_REG_ADDR(0x0109)
57#define IOP3XX_ATUCLSR (volatile u8 *)IOP3XX_REG_ADDR(0x010c)
58#define IOP3XX_ATULT (volatile u8 *)IOP3XX_REG_ADDR(0x010d)
59#define IOP3XX_ATUHTR (volatile u8 *)IOP3XX_REG_ADDR(0x010e)
60#define IOP3XX_ATUBIST (volatile u8 *)IOP3XX_REG_ADDR(0x010f)
61#define IOP3XX_IABAR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0110)
62#define IOP3XX_IAUBAR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0114)
63#define IOP3XX_IABAR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0118)
64#define IOP3XX_IAUBAR1 (volatile u32 *)IOP3XX_REG_ADDR(0x011c)
65#define IOP3XX_IABAR2 (volatile u32 *)IOP3XX_REG_ADDR(0x0120)
66#define IOP3XX_IAUBAR2 (volatile u32 *)IOP3XX_REG_ADDR(0x0124)
67#define IOP3XX_ASVIR (volatile u16 *)IOP3XX_REG_ADDR(0x012c)
68#define IOP3XX_ASIR (volatile u16 *)IOP3XX_REG_ADDR(0x012e)
69#define IOP3XX_ERBAR (volatile u32 *)IOP3XX_REG_ADDR(0x0130)
70#define IOP3XX_ATUILR (volatile u8 *)IOP3XX_REG_ADDR(0x013c)
71#define IOP3XX_ATUIPR (volatile u8 *)IOP3XX_REG_ADDR(0x013d)
72#define IOP3XX_ATUMGNT (volatile u8 *)IOP3XX_REG_ADDR(0x013e)
73#define IOP3XX_ATUMLAT (volatile u8 *)IOP3XX_REG_ADDR(0x013f)
74#define IOP3XX_IALR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0140)
75#define IOP3XX_IATVR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0144)
76#define IOP3XX_ERLR (volatile u32 *)IOP3XX_REG_ADDR(0x0148)
77#define IOP3XX_ERTVR (volatile u32 *)IOP3XX_REG_ADDR(0x014c)
78#define IOP3XX_IALR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0150)
79#define IOP3XX_IALR2 (volatile u32 *)IOP3XX_REG_ADDR(0x0154)
80#define IOP3XX_IATVR2 (volatile u32 *)IOP3XX_REG_ADDR(0x0158)
81#define IOP3XX_OIOWTVR (volatile u32 *)IOP3XX_REG_ADDR(0x015c)
82#define IOP3XX_OMWTVR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0160)
83#define IOP3XX_OUMWTVR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0164)
84#define IOP3XX_OMWTVR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0168)
85#define IOP3XX_OUMWTVR1 (volatile u32 *)IOP3XX_REG_ADDR(0x016c)
86#define IOP3XX_OUDWTVR (volatile u32 *)IOP3XX_REG_ADDR(0x0178)
87#define IOP3XX_ATUCR (volatile u32 *)IOP3XX_REG_ADDR(0x0180)
88#define IOP3XX_PCSR (volatile u32 *)IOP3XX_REG_ADDR(0x0184)
89#define IOP3XX_ATUISR (volatile u32 *)IOP3XX_REG_ADDR(0x0188)
90#define IOP3XX_ATUIMR (volatile u32 *)IOP3XX_REG_ADDR(0x018c)
91#define IOP3XX_IABAR3 (volatile u32 *)IOP3XX_REG_ADDR(0x0190)
92#define IOP3XX_IAUBAR3 (volatile u32 *)IOP3XX_REG_ADDR(0x0194)
93#define IOP3XX_IALR3 (volatile u32 *)IOP3XX_REG_ADDR(0x0198)
94#define IOP3XX_IATVR3 (volatile u32 *)IOP3XX_REG_ADDR(0x019c)
95#define IOP3XX_OCCAR (volatile u32 *)IOP3XX_REG_ADDR(0x01a4)
96#define IOP3XX_OCCDR (volatile u32 *)IOP3XX_REG_ADDR(0x01ac)
97#define IOP3XX_PDSCR (volatile u32 *)IOP3XX_REG_ADDR(0x01bc)
98#define IOP3XX_PMCAPID (volatile u8 *)IOP3XX_REG_ADDR(0x01c0)
99#define IOP3XX_PMNEXT (volatile u8 *)IOP3XX_REG_ADDR(0x01c1)
100#define IOP3XX_APMCR (volatile u16 *)IOP3XX_REG_ADDR(0x01c2)
101#define IOP3XX_APMCSR (volatile u16 *)IOP3XX_REG_ADDR(0x01c4)
102#define IOP3XX_PCIXCAPID (volatile u8 *)IOP3XX_REG_ADDR(0x01e0)
103#define IOP3XX_PCIXNEXT (volatile u8 *)IOP3XX_REG_ADDR(0x01e1)
104#define IOP3XX_PCIXCMD (volatile u16 *)IOP3XX_REG_ADDR(0x01e2)
105#define IOP3XX_PCIXSR (volatile u32 *)IOP3XX_REG_ADDR(0x01e4)
106#define IOP3XX_PCIIRSR (volatile u32 *)IOP3XX_REG_ADDR(0x01ec)
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107#define IOP3XX_PCSR_OUT_Q_BUSY (1 << 15)
108#define IOP3XX_PCSR_IN_Q_BUSY (1 << 14)
109#define IOP3XX_ATUCR_OUT_EN (1 << 1)
110
111#define IOP3XX_INIT_ATU_DEFAULT 0
112#define IOP3XX_INIT_ATU_DISABLE -1
113#define IOP3XX_INIT_ATU_ENABLE 1
114
115#ifdef CONFIG_IOP3XX_ATU
116#define iop3xx_get_init_atu(x) (init_atu == IOP3XX_INIT_ATU_DEFAULT ?\
117 IOP3XX_INIT_ATU_ENABLE : init_atu)
118#else
119#define iop3xx_get_init_atu(x) (init_atu == IOP3XX_INIT_ATU_DEFAULT ?\
120 IOP3XX_INIT_ATU_DISABLE : init_atu)
121#endif
0cb015f9 122
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123/* Messaging Unit */
124#define IOP3XX_IMR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0310)
125#define IOP3XX_IMR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0314)
126#define IOP3XX_OMR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0318)
127#define IOP3XX_OMR1 (volatile u32 *)IOP3XX_REG_ADDR(0x031c)
128#define IOP3XX_IDR (volatile u32 *)IOP3XX_REG_ADDR(0x0320)
129#define IOP3XX_IISR (volatile u32 *)IOP3XX_REG_ADDR(0x0324)
130#define IOP3XX_IIMR (volatile u32 *)IOP3XX_REG_ADDR(0x0328)
131#define IOP3XX_ODR (volatile u32 *)IOP3XX_REG_ADDR(0x032c)
132#define IOP3XX_OISR (volatile u32 *)IOP3XX_REG_ADDR(0x0330)
133#define IOP3XX_OIMR (volatile u32 *)IOP3XX_REG_ADDR(0x0334)
134#define IOP3XX_MUCR (volatile u32 *)IOP3XX_REG_ADDR(0x0350)
135#define IOP3XX_QBAR (volatile u32 *)IOP3XX_REG_ADDR(0x0354)
136#define IOP3XX_IFHPR (volatile u32 *)IOP3XX_REG_ADDR(0x0360)
137#define IOP3XX_IFTPR (volatile u32 *)IOP3XX_REG_ADDR(0x0364)
138#define IOP3XX_IPHPR (volatile u32 *)IOP3XX_REG_ADDR(0x0368)
139#define IOP3XX_IPTPR (volatile u32 *)IOP3XX_REG_ADDR(0x036c)
140#define IOP3XX_OFHPR (volatile u32 *)IOP3XX_REG_ADDR(0x0370)
141#define IOP3XX_OFTPR (volatile u32 *)IOP3XX_REG_ADDR(0x0374)
142#define IOP3XX_OPHPR (volatile u32 *)IOP3XX_REG_ADDR(0x0378)
143#define IOP3XX_OPTPR (volatile u32 *)IOP3XX_REG_ADDR(0x037c)
144#define IOP3XX_IAR (volatile u32 *)IOP3XX_REG_ADDR(0x0380)
145
146/* DMA Controller */
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147#define IOP3XX_DMA_PHYS_BASE(chan) (IOP3XX_PERIPHERAL_PHYS_BASE + \
148 (0x400 + (chan << 6)))
149#define IOP3XX_DMA_UPPER_PA(chan) (IOP3XX_DMA_PHYS_BASE(chan) + 0x27)
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150
151/* Peripheral bus interface */
152#define IOP3XX_PBCR (volatile u32 *)IOP3XX_REG_ADDR(0x0680)
153#define IOP3XX_PBISR (volatile u32 *)IOP3XX_REG_ADDR(0x0684)
154#define IOP3XX_PBBAR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0688)
155#define IOP3XX_PBLR0 (volatile u32 *)IOP3XX_REG_ADDR(0x068c)
156#define IOP3XX_PBBAR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0690)
157#define IOP3XX_PBLR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0694)
158#define IOP3XX_PBBAR2 (volatile u32 *)IOP3XX_REG_ADDR(0x0698)
159#define IOP3XX_PBLR2 (volatile u32 *)IOP3XX_REG_ADDR(0x069c)
160#define IOP3XX_PBBAR3 (volatile u32 *)IOP3XX_REG_ADDR(0x06a0)
161#define IOP3XX_PBLR3 (volatile u32 *)IOP3XX_REG_ADDR(0x06a4)
162#define IOP3XX_PBBAR4 (volatile u32 *)IOP3XX_REG_ADDR(0x06a8)
163#define IOP3XX_PBLR4 (volatile u32 *)IOP3XX_REG_ADDR(0x06ac)
164#define IOP3XX_PBBAR5 (volatile u32 *)IOP3XX_REG_ADDR(0x06b0)
165#define IOP3XX_PBLR5 (volatile u32 *)IOP3XX_REG_ADDR(0x06b4)
166#define IOP3XX_PMBR0 (volatile u32 *)IOP3XX_REG_ADDR(0x06c0)
167#define IOP3XX_PMBR1 (volatile u32 *)IOP3XX_REG_ADDR(0x06e0)
168#define IOP3XX_PMBR2 (volatile u32 *)IOP3XX_REG_ADDR(0x06e4)
169
170/* Peripheral performance monitoring unit */
171#define IOP3XX_GTMR (volatile u32 *)IOP3XX_REG_ADDR(0x0700)
172#define IOP3XX_ESR (volatile u32 *)IOP3XX_REG_ADDR(0x0704)
173#define IOP3XX_EMISR (volatile u32 *)IOP3XX_REG_ADDR(0x0708)
174#define IOP3XX_GTSR (volatile u32 *)IOP3XX_REG_ADDR(0x0710)
175/* PERCR0 DOESN'T EXIST - index from 1! */
176#define IOP3XX_PERCR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0710)
177
72edd84a 178/* General Purpose I/O */
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179#define IOP3XX_GPOE (volatile u32 *)IOP3XX_GPIO_REG(0x0000)
180#define IOP3XX_GPID (volatile u32 *)IOP3XX_GPIO_REG(0x0004)
181#define IOP3XX_GPOD (volatile u32 *)IOP3XX_GPIO_REG(0x0008)
72edd84a 182
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183/* Timers */
184#define IOP3XX_TU_TMR0 (volatile u32 *)IOP3XX_TIMER_REG(0x0000)
185#define IOP3XX_TU_TMR1 (volatile u32 *)IOP3XX_TIMER_REG(0x0004)
186#define IOP3XX_TU_TCR0 (volatile u32 *)IOP3XX_TIMER_REG(0x0008)
187#define IOP3XX_TU_TCR1 (volatile u32 *)IOP3XX_TIMER_REG(0x000c)
188#define IOP3XX_TU_TRR0 (volatile u32 *)IOP3XX_TIMER_REG(0x0010)
189#define IOP3XX_TU_TRR1 (volatile u32 *)IOP3XX_TIMER_REG(0x0014)
190#define IOP3XX_TU_TISR (volatile u32 *)IOP3XX_TIMER_REG(0x0018)
191#define IOP3XX_TU_WDTCR (volatile u32 *)IOP3XX_TIMER_REG(0x001c)
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192#define IOP_TMR_EN 0x02
193#define IOP_TMR_RELOAD 0x04
194#define IOP_TMR_PRIVILEGED 0x08
195#define IOP_TMR_RATIO_1_1 0x00
48388b2a 196
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197/* Watchdog timer definitions */
198#define IOP_WDTCR_EN_ARM 0x1e1e1e1e
199#define IOP_WDTCR_EN 0xe1e1e1e1
200/* iop3xx does not support stopping the watchdog, so we just re-arm */
201#define IOP_WDTCR_DIS_ARM (IOP_WDTCR_EN_ARM)
202#define IOP_WDTCR_DIS (IOP_WDTCR_EN)
203
475549fa 204/* Application accelerator unit */
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205#define IOP3XX_AAU_PHYS_BASE (IOP3XX_PERIPHERAL_PHYS_BASE + 0x800)
206#define IOP3XX_AAU_UPPER_PA (IOP3XX_AAU_PHYS_BASE + 0xa7)
475549fa 207
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208/* I2C bus interface unit */
209#define IOP3XX_ICR0 (volatile u32 *)IOP3XX_REG_ADDR(0x1680)
210#define IOP3XX_ISR0 (volatile u32 *)IOP3XX_REG_ADDR(0x1684)
211#define IOP3XX_ISAR0 (volatile u32 *)IOP3XX_REG_ADDR(0x1688)
212#define IOP3XX_IDBR0 (volatile u32 *)IOP3XX_REG_ADDR(0x168c)
213#define IOP3XX_IBMR0 (volatile u32 *)IOP3XX_REG_ADDR(0x1694)
214#define IOP3XX_ICR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16a0)
215#define IOP3XX_ISR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16a4)
216#define IOP3XX_ISAR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16a8)
217#define IOP3XX_IDBR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16ac)
218#define IOP3XX_IBMR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16b4)
219
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220
221/*
222 * IOP3XX I/O and Mem space regions for PCI autoconfiguration
223 */
e90ddd81 224#define IOP3XX_PCI_LOWER_MEM_PA 0x80000000
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225
226#define IOP3XX_PCI_IO_WINDOW_SIZE 0x00010000
227#define IOP3XX_PCI_LOWER_IO_PA 0x90000000
228#define IOP3XX_PCI_LOWER_IO_VA 0xfe000000
e90ddd81 229#define IOP3XX_PCI_LOWER_IO_BA 0x90000000
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230#define IOP3XX_PCI_UPPER_IO_PA (IOP3XX_PCI_LOWER_IO_PA +\
231 IOP3XX_PCI_IO_WINDOW_SIZE - 1)
232#define IOP3XX_PCI_UPPER_IO_VA (IOP3XX_PCI_LOWER_IO_VA +\
233 IOP3XX_PCI_IO_WINDOW_SIZE - 1)
c617360a 234#define IOP3XX_PCI_IO_PHYS_TO_VIRT(addr) (((u32) (addr) -\
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235 IOP3XX_PCI_LOWER_IO_PA) +\
236 IOP3XX_PCI_LOWER_IO_VA)
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237
238
239#ifndef __ASSEMBLY__
240void iop3xx_map_io(void);
588ef769 241void iop_init_cp6_handler(void);
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242void iop_init_time(unsigned long tickrate);
243unsigned long iop_gettimeoffset(void);
244
245static inline void write_tmr0(u32 val)
246{
247 asm volatile("mcr p6, 0, %0, c0, c1, 0" : : "r" (val));
248}
249
250static inline void write_tmr1(u32 val)
251{
252 asm volatile("mcr p6, 0, %0, c1, c1, 0" : : "r" (val));
253}
254
255static inline u32 read_tcr0(void)
256{
257 u32 val;
258 asm volatile("mrc p6, 0, %0, c2, c1, 0" : "=r" (val));
259 return val;
260}
261
262static inline u32 read_tcr1(void)
263{
264 u32 val;
265 asm volatile("mrc p6, 0, %0, c3, c1, 0" : "=r" (val));
266 return val;
267}
268
269static inline void write_trr0(u32 val)
270{
271 asm volatile("mcr p6, 0, %0, c4, c1, 0" : : "r" (val));
272}
273
274static inline void write_trr1(u32 val)
275{
276 asm volatile("mcr p6, 0, %0, c5, c1, 0" : : "r" (val));
277}
278
279static inline void write_tisr(u32 val)
280{
281 asm volatile("mcr p6, 0, %0, c6, c1, 0" : : "r" (val));
282}
e25d64f1 283
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284static inline u32 read_wdtcr(void)
285{
286 u32 val;
287 asm volatile("mrc p6, 0, %0, c7, c1, 0":"=r" (val));
288 return val;
289}
290static inline void write_wdtcr(u32 val)
291{
292 asm volatile("mcr p6, 0, %0, c7, c1, 0"::"r" (val));
293}
294
295extern unsigned long get_iop_tick_rate(void);
296
297/* only iop13xx has these registers, we define these to present a
298 * common register interface for the iop_wdt driver.
299 */
300#define IOP_RCSR_WDT (0)
301static inline u32 read_rcsr(void)
302{
303 return 0;
304}
305static inline void write_wdtsr(u32 val)
306{
307 do { } while (0);
308}
309
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310extern struct platform_device iop3xx_dma_0_channel;
311extern struct platform_device iop3xx_dma_1_channel;
312extern struct platform_device iop3xx_aau_channel;
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313extern struct platform_device iop3xx_i2c0_device;
314extern struct platform_device iop3xx_i2c1_device;
0b29de4a 315
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316#endif
317
318
319#endif