aboutsummaryrefslogtreecommitdiff
path: root/include/asm-powerpc/mpc52xx.h
blob: 1c48c6d163351ccd684d5a17b0c7fe0b2bc88202 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
/*
 * Prototypes, etc. for the Freescale MPC52xx embedded cpu chips
 * May need to be cleaned as the port goes on ...
 *
 * Copyright (C) 2004-2005 Sylvain Munaut <tnt@246tNt.com>
 * Copyright (C) 2003 MontaVista, Software, Inc.
 *
 * This file is licensed under the terms of the GNU General Public License
 * version 2. This program is licensed "as is" without any warranty of any
 * kind, whether express or implied.
 */

#ifndef __ASM_POWERPC_MPC52xx_H__
#define __ASM_POWERPC_MPC52xx_H__

#ifndef __ASSEMBLY__
#include <asm/types.h>
#include <asm/prom.h>
#endif /* __ASSEMBLY__ */

#include <linux/suspend.h>

/* Variants of the 5200(B) */
#define MPC5200_SVR		0x80110010
#define MPC5200_SVR_MASK	0xfffffff0
#define MPC5200B_SVR		0x80110020
#define MPC5200B_SVR_MASK	0xfffffff0

/* ======================================================================== */
/* Structures mapping of some unit register set                             */
/* ======================================================================== */

#ifndef __ASSEMBLY__

/* Memory Mapping Control */
struct mpc52xx_mmap_ctl {
	u32 mbar;		/* MMAP_CTRL + 0x00 */

	u32 cs0_start;		/* MMAP_CTRL + 0x04 */
	u32 cs0_stop;		/* MMAP_CTRL + 0x08 */
	u32 cs1_start;		/* MMAP_CTRL + 0x0c */
	u32 cs1_stop;		/* MMAP_CTRL + 0x10 */
	u32 cs2_start;		/* MMAP_CTRL + 0x14 */
	u32 cs2_stop;		/* MMAP_CTRL + 0x18 */
	u32 cs3_start;		/* MMAP_CTRL + 0x1c */
	u32 cs3_stop;		/* MMAP_CTRL + 0x20 */
	u32 cs4_start;		/* MMAP_CTRL + 0x24 */
	u32 cs4_stop;		/* MMAP_CTRL + 0x28 */
	u32 cs5_start;		/* MMAP_CTRL + 0x2c */
	u32 cs5_stop;		/* MMAP_CTRL + 0x30 */

	u32 sdram0;		/* MMAP_CTRL + 0x34 */
	u32 sdram1;		/* MMAP_CTRL + 0X38 */

	u32 reserved[4];	/* MMAP_CTRL + 0x3c .. 0x48 */

	u32 boot_start;		/* MMAP_CTRL + 0x4c */
	u32 boot_stop;		/* MMAP_CTRL + 0x50 */

	u32 ipbi_ws_ctrl;	/* MMAP_CTRL + 0x54 */

	u32 cs6_start;		/* MMAP_CTRL + 0x58 */
	u32 cs6_stop;		/* MMAP_CTRL + 0x5c */
	u32 cs7_start;		/* MMAP_CTRL + 0x60 */
	u32 cs7_stop;		/* MMAP_CTRL + 0x64 */
};

/* SDRAM control */
struct mpc52xx_sdram {
	u32 mode;		/* SDRAM + 0x00 */
	u32 ctrl;		/* SDRAM + 0x04 */
	u32 config1;		/* SDRAM + 0x08 */
	u32 config2;		/* SDRAM + 0x0c */
};

/* SDMA */
struct mpc52xx_sdma {
	u32 taskBar;		/* SDMA + 0x00 */
	u32 currentPointer;	/* SDMA + 0x04 */
	u32 endPointer;		/* SDMA + 0x08 */
	u32 variablePointer;	/* SDMA + 0x0c */

	u8 IntVect1;		/* SDMA + 0x10 */
	u8 IntVect2;		/* SDMA + 0x11 */
	u16 PtdCntrl;		/* SDMA + 0x12 */

	u32 IntPend;		/* SDMA + 0x14 */
	u32 IntMask;		/* SDMA + 0x18 */

	u16 tcr[16];		/* SDMA + 0x1c .. 0x3a */

	u8 ipr[32];		/* SDMA + 0x3c .. 0x5b */

	u32 cReqSelect;		/* SDMA + 0x5c */
	u32 task_size0;		/* SDMA + 0x60 */
	u32 task_size1;		/* SDMA + 0x64 */
	u32 MDEDebug;		/* SDMA + 0x68 */
	u32 ADSDebug;		/* SDMA + 0x6c */
	u32 Value1;		/* SDMA + 0x70 */
	u32 Value2;		/* SDMA + 0x74 */
	u32 Control;		/* SDMA + 0x78 */
	u32 Status;		/* SDMA + 0x7c */
	u32 PTDDebug;		/* SDMA + 0x80 */
};

/* GPT */
struct mpc52xx_gpt {
	u32 mode;		/* GPTx + 0x00 */
	u32 count;		/* GPTx + 0x04 */
	u32 pwm;		/* GPTx + 0x08 */
	u32 status;		/* GPTx + 0X0c */
};

/* GPIO */
struct mpc52xx_gpio {
	u32 port_config;	/* GPIO + 0x00 */
	u32 simple_gpioe;	/* GPIO + 0x04 */
	u32 simple_ode;		/* GPIO + 0x08 */
	u32 simple_ddr;		/* GPIO + 0x0c */
	u32 simple_dvo;		/* GPIO + 0x10 */
	u32 simple_ival;	/* GPIO + 0x14 */
	u8 outo_gpioe;		/* GPIO + 0x18 */
	u8 reserved1[3];	/* GPIO + 0x19 */
	u8 outo_dvo;		/* GPIO + 0x1c */
	u8 reserved2[3];	/* GPIO + 0x1d */
	u8 sint_gpioe;		/* GPIO + 0x20 */
	u8 reserved3[3];	/* GPIO + 0x21 */
	u8 sint_ode;		/* GPIO + 0x24 */
	u8 reserved4[3];	/* GPIO + 0x25 */
	u8 sint_ddr;		/* GPIO + 0x28 */
	u8 reserved5[3];	/* GPIO + 0x29 */
	u8 sint_dvo;		/* GPIO + 0x2c */
	u8 reserved6[3];	/* GPIO + 0x2d */
	u8 sint_inten;		/* GPIO + 0x30 */
	u8 reserved7[3];	/* GPIO + 0x31 */
	u16 sint_itype;		/* GPIO + 0x34 */
	u16 reserved8;		/* GPIO + 0x36 */
	u8 gpio_control;	/* GPIO + 0x38 */
	u8 reserved9[3];	/* GPIO + 0x39 */
	u8 sint_istat;		/* GPIO + 0x3c */
	u8 sint_ival;		/* GPIO + 0x3d */
	u8 bus_errs;		/* GPIO + 0x3e */
	u8 reserved10;		/* GPIO + 0x3f */
};

#define MPC52xx_GPIO_PSC_CONFIG_UART_WITHOUT_CD	4
#define MPC52xx_GPIO_PSC_CONFIG_UART_WITH_CD	5
#define MPC52xx_GPIO_PCI_DIS			(1<<15)

/* GPIO with WakeUp*/
struct mpc52xx_gpio_wkup {
	u8 wkup_gpioe;		/* GPIO_WKUP + 0x00 */
	u8 reserved1[3];	/* GPIO_WKUP + 0x03 */
	u8 wkup_ode;		/* GPIO_WKUP + 0x04 */
	u8 reserved2[3];	/* GPIO_WKUP + 0x05 */
	u8 wkup_ddr;		/* GPIO_WKUP + 0x08 */
	u8 reserved3[3];	/* GPIO_WKUP + 0x09 */
	u8 wkup_dvo;		/* GPIO_WKUP + 0x0C */
	u8 reserved4[3];	/* GPIO_WKUP + 0x0D */
	u8 wkup_inten;		/* GPIO_WKUP + 0x10 */
	u8 reserved5[3];	/* GPIO_WKUP + 0x11 */
	u8 wkup_iinten;		/* GPIO_WKUP + 0x14 */
	u8 reserved6[3];	/* GPIO_WKUP + 0x15 */
	u16 wkup_itype;		/* GPIO_WKUP + 0x18 */
	u8 reserved7[2];	/* GPIO_WKUP + 0x1A */
	u8 wkup_maste;		/* GPIO_WKUP + 0x1C */
	u8 reserved8[3];	/* GPIO_WKUP + 0x1D */
	u8 wkup_ival;		/* GPIO_WKUP + 0x20 */
	u8 reserved9[3];	/* GPIO_WKUP + 0x21 */
	u8 wkup_istat;		/* GPIO_WKUP + 0x24 */
	u8 reserved10[3];	/* GPIO_WKUP + 0x25 */
};

/* XLB Bus control */
struct mpc52xx_xlb {
	u8 reserved[0x40];
	u32 config;		/* XLB + 0x40 */
	u32 version;		/* XLB + 0x44 */
	u32 status;		/* XLB + 0x48 */
	u32 int_enable;		/* XLB + 0x4c */
	u32 addr_capture;	/* XLB + 0x50 */
	u32 bus_sig_capture;	/* XLB + 0x54 */
	u32 addr_timeout;	/* XLB + 0x58 */
	u32 data_timeout;	/* XLB + 0x5c */
	u32 bus_act_timeout;	/* XLB + 0x60 */
	u32 master_pri_enable;	/* XLB + 0x64 */
	u32 master_priority;	/* XLB + 0x68 */
	u32 base_address;	/* XLB + 0x6c */
	u32 snoop_window;	/* XLB + 0x70 */
};

#define MPC52xx_XLB_CFG_PLDIS		(1 << 31)
#define MPC52xx_XLB_CFG_SNOOP		(1 << 15)

/* Clock Distribution control */
struct mpc52xx_cdm {
	u32 jtag_id;		/* CDM + 0x00  reg0 read only */
	u32 rstcfg;		/* CDM + 0x04  reg1 read only */
	u32 breadcrumb;		/* CDM + 0x08  reg2 */

	u8 mem_clk_sel;		/* CDM + 0x0c  reg3 byte0 */
	u8 xlb_clk_sel;		/* CDM + 0x0d  reg3 byte1 read only */
	u8 ipb_clk_sel;		/* CDM + 0x0e  reg3 byte2 */
	u8 pci_clk_sel;		/* CDM + 0x0f  reg3 byte3 */

	u8 ext_48mhz_en;	/* CDM + 0x10  reg4 byte0 */
	u8 fd_enable;		/* CDM + 0x11  reg4 byte1 */
	u16 fd_counters;	/* CDM + 0x12  reg4 byte2,3 */

	u32 clk_enables;	/* CDM + 0x14  reg5 */

	u8 osc_disable;		/* CDM + 0x18  reg6 byte0 */
	u8 reserved0[3];	/* CDM + 0x19  reg6 byte1,2,3 */

	u8 ccs_sleep_enable;	/* CDM + 0x1c  reg7 byte0 */
	u8 osc_sleep_enable;	/* CDM + 0x1d  reg7 byte1 */
	u8 reserved1;		/* CDM + 0x1e  reg7 byte2 */
	u8 ccs_qreq_test;	/* CDM + 0x1f  reg7 byte3 */

	u8 soft_reset;		/* CDM + 0x20  u8 byte0 */
	u8 no_ckstp;		/* CDM + 0x21  u8 byte0 */
	u8 reserved2[2];	/* CDM + 0x22  u8 byte1,2,3 */

	u8 pll_lock;		/* CDM + 0x24  reg9 byte0 */
	u8 pll_looselock;	/* CDM + 0x25  reg9 byte1 */
	u8 pll_sm_lockwin;	/* CDM + 0x26  reg9 byte2 */
	u8 reserved3;		/* CDM + 0x27  reg9 byte3 */

	u16 reserved4;		/* CDM + 0x28  reg10 byte0,1 */
	u16 mclken_div_psc1;	/* CDM + 0x2a  reg10 byte2,3 */

	u16 reserved5;		/* CDM + 0x2c  reg11 byte0,1 */
	u16 mclken_div_psc2;	/* CDM + 0x2e  reg11 byte2,3 */

	u16 reserved6;		/* CDM + 0x30  reg12 byte0,1 */
	u16 mclken_div_psc3;	/* CDM + 0x32  reg12 byte2,3 */

	u16 reserved7;		/* CDM + 0x34  reg13 byte0,1 */
	u16 mclken_div_psc6;	/* CDM + 0x36  reg13 byte2,3 */
};

#endif /* __ASSEMBLY__ */


/* ========================================================================= */
/* Prototypes for MPC52xx sysdev                                             */
/* ========================================================================= */

#ifndef __ASSEMBLY__

extern unsigned int mpc52xx_find_ipb_freq(struct device_node *node);
extern void mpc5200_setup_xlb_arbiter(void);
extern void mpc52xx_declare_of_platform_devices(void);

extern void mpc52xx_init_irq(void);
extern unsigned int mpc52xx_get_irq(void);

#ifdef CONFIG_PCI
extern int __init mpc52xx_add_bridge(struct device_node *node);
extern void __init mpc52xx_setup_pci(void);
#else
static inline void mpc52xx_setup_pci(void) { }
#endif

extern void __init mpc52xx_map_wdt(void);
extern void mpc52xx_restart(char *cmd);

#endif /* __ASSEMBLY__ */

#ifdef CONFIG_PM
struct mpc52xx_suspend {
	void (*board_suspend_prepare)(void __iomem *mbar);
	void (*board_resume_finish)(void __iomem *mbar);
};

extern struct mpc52xx_suspend mpc52xx_suspend;
extern int __init mpc52xx_pm_init(void);
extern int mpc52xx_set_wakeup_gpio(u8 pin, u8 level);

#ifdef CONFIG_PPC_LITE5200
extern int __init lite5200_pm_init(void);

/* lite5200 calls mpc5200 suspend functions, so here they are */
extern int mpc52xx_pm_prepare(void);
extern int mpc52xx_pm_enter(suspend_state_t);
extern void mpc52xx_pm_finish(void);
extern char saved_sram[0x4000]; /* reuse buffer from mpc52xx suspend */
#endif
#endif /* CONFIG_PM */

#endif /* __ASM_POWERPC_MPC52xx_H__ */