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diff --git a/include/asm-ppc/mpc52xx.h b/include/asm-ppc/mpc52xx.h
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1/*
2 * include/asm-ppc/mpc52xx.h
3 *
4 * Prototypes, etc. for the Freescale MPC52xx embedded cpu chips
5 * May need to be cleaned as the port goes on ...
6 *
7 *
8 * Maintainer : Sylvain Munaut <tnt@246tNt.com>
9 *
10 * Originally written by Dale Farnsworth <dfarnsworth@mvista.com>
11 * for the 2.4 kernel.
12 *
13 * Copyright (C) 2004-2005 Sylvain Munaut <tnt@246tNt.com>
14 * Copyright (C) 2003 MontaVista, Software, Inc.
15 *
16 * This file is licensed under the terms of the GNU General Public License
17 * version 2. This program is licensed "as is" without any warranty of any
18 * kind, whether express or implied.
19 */
20
21#ifndef __ASM_MPC52xx_H__
22#define __ASM_MPC52xx_H__
23
24#ifndef __ASSEMBLY__
25#include <asm/ppcboot.h>
26#include <asm/types.h>
27
28struct pt_regs;
29#endif /* __ASSEMBLY__ */
30
31
32/* ======================================================================== */
33/* PPC Sys devices definition */
34/* ======================================================================== */
35
36enum ppc_sys_devices {
37 MPC52xx_MSCAN1,
38 MPC52xx_MSCAN2,
39 MPC52xx_SPI,
40 MPC52xx_USB,
41 MPC52xx_BDLC,
42 MPC52xx_PSC1,
43 MPC52xx_PSC2,
44 MPC52xx_PSC3,
45 MPC52xx_PSC4,
46 MPC52xx_PSC5,
47 MPC52xx_PSC6,
48 MPC52xx_FEC,
49 MPC52xx_ATA,
50 MPC52xx_I2C1,
51 MPC52xx_I2C2,
52 NUM_PPC_SYS_DEVS,
53};
54
55
56/* ======================================================================== */
57/* Main registers/struct addresses */
58/* ======================================================================== */
59
60/* MBAR position */
61#define MPC52xx_MBAR 0xf0000000 /* Phys address */
62#define MPC52xx_MBAR_VIRT 0xf0000000 /* Virt address */
63#define MPC52xx_MBAR_SIZE 0x00010000
64
65#define MPC52xx_PA(x) ((phys_addr_t)(MPC52xx_MBAR + (x)))
66#define MPC52xx_VA(x) ((void __iomem *)(MPC52xx_MBAR_VIRT + (x)))
67
68/* Registers zone offset/size */
69#define MPC52xx_MMAP_CTL_OFFSET 0x0000
70#define MPC52xx_MMAP_CTL_SIZE 0x068
71#define MPC52xx_SDRAM_OFFSET 0x0100
72#define MPC52xx_SDRAM_SIZE 0x010
73#define MPC52xx_CDM_OFFSET 0x0200
74#define MPC52xx_CDM_SIZE 0x038
75#define MPC52xx_INTR_OFFSET 0x0500
76#define MPC52xx_INTR_SIZE 0x04c
77#define MPC52xx_GPTx_OFFSET(x) (0x0600 + ((x)<<4))
78#define MPC52xx_GPT_SIZE 0x010
79#define MPC52xx_RTC_OFFSET 0x0800
80#define MPC52xx_RTC_SIZE 0x024
81#define MPC52xx_GPIO_OFFSET 0x0b00
82#define MPC52xx_GPIO_SIZE 0x040
83#define MPC52xx_GPIO_WKUP_OFFSET 0x0c00
84#define MPC52xx_GPIO_WKUP_SIZE 0x028
85#define MPC52xx_PCI_OFFSET 0x0d00
86#define MPC52xx_PCI_SIZE 0x100
87#define MPC52xx_SDMA_OFFSET 0x1200
88#define MPC52xx_SDMA_SIZE 0x100
89#define MPC52xx_XLB_OFFSET 0x1f00
90#define MPC52xx_XLB_SIZE 0x100
91#define MPC52xx_PSCx_OFFSET(x) (((x)!=6)?(0x1e00+((x)<<9)):0x2c00)
92#define MPC52xx_PSC_SIZE 0x0a0
93
94/* SRAM used for SDMA */
95#define MPC52xx_SRAM_OFFSET 0x8000
96#define MPC52xx_SRAM_SIZE 0x4000
97
98
99/* ======================================================================== */
100/* IRQ mapping */
101/* ======================================================================== */
102/* Be sure to look at mpc52xx_pic.h if you wish for whatever reason to change
103 * this
104 */
105
106#define MPC52xx_CRIT_IRQ_NUM 4
107#define MPC52xx_MAIN_IRQ_NUM 17
108#define MPC52xx_SDMA_IRQ_NUM 17
109#define MPC52xx_PERP_IRQ_NUM 23
110
111#define MPC52xx_CRIT_IRQ_BASE 1
112#define MPC52xx_MAIN_IRQ_BASE (MPC52xx_CRIT_IRQ_BASE + MPC52xx_CRIT_IRQ_NUM)
113#define MPC52xx_SDMA_IRQ_BASE (MPC52xx_MAIN_IRQ_BASE + MPC52xx_MAIN_IRQ_NUM)
114#define MPC52xx_PERP_IRQ_BASE (MPC52xx_SDMA_IRQ_BASE + MPC52xx_SDMA_IRQ_NUM)
115
116#define MPC52xx_IRQ0 (MPC52xx_CRIT_IRQ_BASE + 0)
117#define MPC52xx_SLICE_TIMER_0_IRQ (MPC52xx_CRIT_IRQ_BASE + 1)
118#define MPC52xx_HI_INT_IRQ (MPC52xx_CRIT_IRQ_BASE + 2)
119#define MPC52xx_CCS_IRQ (MPC52xx_CRIT_IRQ_BASE + 3)
120
121#define MPC52xx_IRQ1 (MPC52xx_MAIN_IRQ_BASE + 1)
122#define MPC52xx_IRQ2 (MPC52xx_MAIN_IRQ_BASE + 2)
123#define MPC52xx_IRQ3 (MPC52xx_MAIN_IRQ_BASE + 3)
124
125#define MPC52xx_SDMA_IRQ (MPC52xx_PERP_IRQ_BASE + 0)
126#define MPC52xx_PSC1_IRQ (MPC52xx_PERP_IRQ_BASE + 1)
127#define MPC52xx_PSC2_IRQ (MPC52xx_PERP_IRQ_BASE + 2)
128#define MPC52xx_PSC3_IRQ (MPC52xx_PERP_IRQ_BASE + 3)
129#define MPC52xx_PSC6_IRQ (MPC52xx_PERP_IRQ_BASE + 4)
130#define MPC52xx_IRDA_IRQ (MPC52xx_PERP_IRQ_BASE + 4)
131#define MPC52xx_FEC_IRQ (MPC52xx_PERP_IRQ_BASE + 5)
132#define MPC52xx_USB_IRQ (MPC52xx_PERP_IRQ_BASE + 6)
133#define MPC52xx_ATA_IRQ (MPC52xx_PERP_IRQ_BASE + 7)
134#define MPC52xx_PCI_CNTRL_IRQ (MPC52xx_PERP_IRQ_BASE + 8)
135#define MPC52xx_PCI_SCIRX_IRQ (MPC52xx_PERP_IRQ_BASE + 9)
136#define MPC52xx_PCI_SCITX_IRQ (MPC52xx_PERP_IRQ_BASE + 10)
137#define MPC52xx_PSC4_IRQ (MPC52xx_PERP_IRQ_BASE + 11)
138#define MPC52xx_PSC5_IRQ (MPC52xx_PERP_IRQ_BASE + 12)
139#define MPC52xx_SPI_MODF_IRQ (MPC52xx_PERP_IRQ_BASE + 13)
140#define MPC52xx_SPI_SPIF_IRQ (MPC52xx_PERP_IRQ_BASE + 14)
141#define MPC52xx_I2C1_IRQ (MPC52xx_PERP_IRQ_BASE + 15)
142#define MPC52xx_I2C2_IRQ (MPC52xx_PERP_IRQ_BASE + 16)
143#define MPC52xx_MSCAN1_IRQ (MPC52xx_PERP_IRQ_BASE + 17)
144#define MPC52xx_MSCAN2_IRQ (MPC52xx_PERP_IRQ_BASE + 18)
145#define MPC52xx_IR_RX_IRQ (MPC52xx_PERP_IRQ_BASE + 19)
146#define MPC52xx_IR_TX_IRQ (MPC52xx_PERP_IRQ_BASE + 20)
147#define MPC52xx_XLB_ARB_IRQ (MPC52xx_PERP_IRQ_BASE + 21)
148#define MPC52xx_BDLC_IRQ (MPC52xx_PERP_IRQ_BASE + 22)
149
150
151
152/* ======================================================================== */
153/* Structures mapping of some unit register set */
154/* ======================================================================== */
155
156#ifndef __ASSEMBLY__
157
158/* Memory Mapping Control */
159struct mpc52xx_mmap_ctl {
160 u32 mbar; /* MMAP_CTRL + 0x00 */
161
162 u32 cs0_start; /* MMAP_CTRL + 0x04 */
163 u32 cs0_stop; /* MMAP_CTRL + 0x08 */
164 u32 cs1_start; /* MMAP_CTRL + 0x0c */
165 u32 cs1_stop; /* MMAP_CTRL + 0x10 */
166 u32 cs2_start; /* MMAP_CTRL + 0x14 */
167 u32 cs2_stop; /* MMAP_CTRL + 0x18 */
168 u32 cs3_start; /* MMAP_CTRL + 0x1c */
169 u32 cs3_stop; /* MMAP_CTRL + 0x20 */
170 u32 cs4_start; /* MMAP_CTRL + 0x24 */
171 u32 cs4_stop; /* MMAP_CTRL + 0x28 */
172 u32 cs5_start; /* MMAP_CTRL + 0x2c */
173 u32 cs5_stop; /* MMAP_CTRL + 0x30 */
174
175 u32 sdram0; /* MMAP_CTRL + 0x34 */
176 u32 sdram1; /* MMAP_CTRL + 0X38 */
177
178 u32 reserved[4]; /* MMAP_CTRL + 0x3c .. 0x48 */
179
180 u32 boot_start; /* MMAP_CTRL + 0x4c */
181 u32 boot_stop; /* MMAP_CTRL + 0x50 */
182
183 u32 ipbi_ws_ctrl; /* MMAP_CTRL + 0x54 */
184
185 u32 cs6_start; /* MMAP_CTRL + 0x58 */
186 u32 cs6_stop; /* MMAP_CTRL + 0x5c */
187 u32 cs7_start; /* MMAP_CTRL + 0x60 */
188 u32 cs7_stop; /* MMAP_CTRL + 0x64 */
189};
190
191/* SDRAM control */
192struct mpc52xx_sdram {
193 u32 mode; /* SDRAM + 0x00 */
194 u32 ctrl; /* SDRAM + 0x04 */
195 u32 config1; /* SDRAM + 0x08 */
196 u32 config2; /* SDRAM + 0x0c */
197};
198
199/* Interrupt controller */
200struct mpc52xx_intr {
201 u32 per_mask; /* INTR + 0x00 */
202 u32 per_pri1; /* INTR + 0x04 */
203 u32 per_pri2; /* INTR + 0x08 */
204 u32 per_pri3; /* INTR + 0x0c */
205 u32 ctrl; /* INTR + 0x10 */
206 u32 main_mask; /* INTR + 0x14 */
207 u32 main_pri1; /* INTR + 0x18 */
208 u32 main_pri2; /* INTR + 0x1c */
209 u32 reserved1; /* INTR + 0x20 */
210 u32 enc_status; /* INTR + 0x24 */
211 u32 crit_status; /* INTR + 0x28 */
212 u32 main_status; /* INTR + 0x2c */
213 u32 per_status; /* INTR + 0x30 */
214 u32 reserved2; /* INTR + 0x34 */
215 u32 per_error; /* INTR + 0x38 */
216};
217
218/* SDMA */
219struct mpc52xx_sdma {
220 u32 taskBar; /* SDMA + 0x00 */
221 u32 currentPointer; /* SDMA + 0x04 */
222 u32 endPointer; /* SDMA + 0x08 */
223 u32 variablePointer;/* SDMA + 0x0c */
224
225 u8 IntVect1; /* SDMA + 0x10 */
226 u8 IntVect2; /* SDMA + 0x11 */
227 u16 PtdCntrl; /* SDMA + 0x12 */
228
229 u32 IntPend; /* SDMA + 0x14 */
230 u32 IntMask; /* SDMA + 0x18 */
231
232 u16 tcr[16]; /* SDMA + 0x1c .. 0x3a */
233
234 u8 ipr[32]; /* SDMA + 0x3c .. 0x5b */
235
236 u32 cReqSelect; /* SDMA + 0x5c */
237 u32 task_size0; /* SDMA + 0x60 */
238 u32 task_size1; /* SDMA + 0x64 */
239 u32 MDEDebug; /* SDMA + 0x68 */
240 u32 ADSDebug; /* SDMA + 0x6c */
241 u32 Value1; /* SDMA + 0x70 */
242 u32 Value2; /* SDMA + 0x74 */
243 u32 Control; /* SDMA + 0x78 */
244 u32 Status; /* SDMA + 0x7c */
245 u32 PTDDebug; /* SDMA + 0x80 */
246};
247
248/* GPT */
249struct mpc52xx_gpt {
250 u32 mode; /* GPTx + 0x00 */
251 u32 count; /* GPTx + 0x04 */
252 u32 pwm; /* GPTx + 0x08 */
253 u32 status; /* GPTx + 0X0c */
254};
255
256/* RTC */
257struct mpc52xx_rtc {
258 u32 time_set; /* RTC + 0x00 */
259 u32 date_set; /* RTC + 0x04 */
260 u32 stopwatch; /* RTC + 0x08 */
261 u32 int_enable; /* RTC + 0x0c */
262 u32 time; /* RTC + 0x10 */
263 u32 date; /* RTC + 0x14 */
264 u32 stopwatch_intr; /* RTC + 0x18 */
265 u32 bus_error; /* RTC + 0x1c */
266 u32 dividers; /* RTC + 0x20 */
267};
268
269/* GPIO */
270struct mpc52xx_gpio {
271 u32 port_config; /* GPIO + 0x00 */
272 u32 simple_gpioe; /* GPIO + 0x04 */
273 u32 simple_ode; /* GPIO + 0x08 */
274 u32 simple_ddr; /* GPIO + 0x0c */
275 u32 simple_dvo; /* GPIO + 0x10 */
276 u32 simple_ival; /* GPIO + 0x14 */
277 u8 outo_gpioe; /* GPIO + 0x18 */
278 u8 reserved1[3]; /* GPIO + 0x19 */
279 u8 outo_dvo; /* GPIO + 0x1c */
280 u8 reserved2[3]; /* GPIO + 0x1d */
281 u8 sint_gpioe; /* GPIO + 0x20 */
282 u8 reserved3[3]; /* GPIO + 0x21 */
283 u8 sint_ode; /* GPIO + 0x24 */
284 u8 reserved4[3]; /* GPIO + 0x25 */
285 u8 sint_ddr; /* GPIO + 0x28 */
286 u8 reserved5[3]; /* GPIO + 0x29 */
287 u8 sint_dvo; /* GPIO + 0x2c */
288 u8 reserved6[3]; /* GPIO + 0x2d */
289 u8 sint_inten; /* GPIO + 0x30 */
290 u8 reserved7[3]; /* GPIO + 0x31 */
291 u16 sint_itype; /* GPIO + 0x34 */
292 u16 reserved8; /* GPIO + 0x36 */
293 u8 gpio_control; /* GPIO + 0x38 */
294 u8 reserved9[3]; /* GPIO + 0x39 */
295 u8 sint_istat; /* GPIO + 0x3c */
296 u8 sint_ival; /* GPIO + 0x3d */
297 u8 bus_errs; /* GPIO + 0x3e */
298 u8 reserved10; /* GPIO + 0x3f */
299};
300
301#define MPC52xx_GPIO_PSC_CONFIG_UART_WITHOUT_CD 4
302#define MPC52xx_GPIO_PSC_CONFIG_UART_WITH_CD 5
303#define MPC52xx_GPIO_PCI_DIS (1<<15)
304
305/* GPIO with WakeUp*/
306struct mpc52xx_gpio_wkup {
307 u8 wkup_gpioe; /* GPIO_WKUP + 0x00 */
308 u8 reserved1[3]; /* GPIO_WKUP + 0x03 */
309 u8 wkup_ode; /* GPIO_WKUP + 0x04 */
310 u8 reserved2[3]; /* GPIO_WKUP + 0x05 */
311 u8 wkup_ddr; /* GPIO_WKUP + 0x08 */
312 u8 reserved3[3]; /* GPIO_WKUP + 0x09 */
313 u8 wkup_dvo; /* GPIO_WKUP + 0x0C */
314 u8 reserved4[3]; /* GPIO_WKUP + 0x0D */
315 u8 wkup_inten; /* GPIO_WKUP + 0x10 */
316 u8 reserved5[3]; /* GPIO_WKUP + 0x11 */
317 u8 wkup_iinten; /* GPIO_WKUP + 0x14 */
318 u8 reserved6[3]; /* GPIO_WKUP + 0x15 */
319 u16 wkup_itype; /* GPIO_WKUP + 0x18 */
320 u8 reserved7[2]; /* GPIO_WKUP + 0x1A */
321 u8 wkup_maste; /* GPIO_WKUP + 0x1C */
322 u8 reserved8[3]; /* GPIO_WKUP + 0x1D */
323 u8 wkup_ival; /* GPIO_WKUP + 0x20 */
324 u8 reserved9[3]; /* GPIO_WKUP + 0x21 */
325 u8 wkup_istat; /* GPIO_WKUP + 0x24 */
326 u8 reserved10[3]; /* GPIO_WKUP + 0x25 */
327};
328
329/* XLB Bus control */
330struct mpc52xx_xlb {
331 u8 reserved[0x40];
332 u32 config; /* XLB + 0x40 */
333 u32 version; /* XLB + 0x44 */
334 u32 status; /* XLB + 0x48 */
335 u32 int_enable; /* XLB + 0x4c */
336 u32 addr_capture; /* XLB + 0x50 */
337 u32 bus_sig_capture; /* XLB + 0x54 */
338 u32 addr_timeout; /* XLB + 0x58 */
339 u32 data_timeout; /* XLB + 0x5c */
340 u32 bus_act_timeout; /* XLB + 0x60 */
341 u32 master_pri_enable; /* XLB + 0x64 */
342 u32 master_priority; /* XLB + 0x68 */
343 u32 base_address; /* XLB + 0x6c */
344 u32 snoop_window; /* XLB + 0x70 */
345};
346
347#define MPC52xx_XLB_CFG_PLDIS (1 << 31)
348#define MPC52xx_XLB_CFG_SNOOP (1 << 15)
349
350/* Clock Distribution control */
351struct mpc52xx_cdm {
352 u32 jtag_id; /* CDM + 0x00 reg0 read only */
353 u32 rstcfg; /* CDM + 0x04 reg1 read only */
354 u32 breadcrumb; /* CDM + 0x08 reg2 */
355
356 u8 mem_clk_sel; /* CDM + 0x0c reg3 byte0 */
357 u8 xlb_clk_sel; /* CDM + 0x0d reg3 byte1 read only */
358 u8 ipb_clk_sel; /* CDM + 0x0e reg3 byte2 */
359 u8 pci_clk_sel; /* CDM + 0x0f reg3 byte3 */
360
361 u8 ext_48mhz_en; /* CDM + 0x10 reg4 byte0 */
362 u8 fd_enable; /* CDM + 0x11 reg4 byte1 */
363 u16 fd_counters; /* CDM + 0x12 reg4 byte2,3 */
364
365 u32 clk_enables; /* CDM + 0x14 reg5 */
366
367 u8 osc_disable; /* CDM + 0x18 reg6 byte0 */
368 u8 reserved0[3]; /* CDM + 0x19 reg6 byte1,2,3 */
369
370 u8 ccs_sleep_enable; /* CDM + 0x1c reg7 byte0 */
371 u8 osc_sleep_enable; /* CDM + 0x1d reg7 byte1 */
372 u8 reserved1; /* CDM + 0x1e reg7 byte2 */
373 u8 ccs_qreq_test; /* CDM + 0x1f reg7 byte3 */
374
375 u8 soft_reset; /* CDM + 0x20 u8 byte0 */
376 u8 no_ckstp; /* CDM + 0x21 u8 byte0 */
377 u8 reserved2[2]; /* CDM + 0x22 u8 byte1,2,3 */
378
379 u8 pll_lock; /* CDM + 0x24 reg9 byte0 */
380 u8 pll_looselock; /* CDM + 0x25 reg9 byte1 */
381 u8 pll_sm_lockwin; /* CDM + 0x26 reg9 byte2 */
382 u8 reserved3; /* CDM + 0x27 reg9 byte3 */
383
384 u16 reserved4; /* CDM + 0x28 reg10 byte0,1 */
385 u16 mclken_div_psc1; /* CDM + 0x2a reg10 byte2,3 */
386
387 u16 reserved5; /* CDM + 0x2c reg11 byte0,1 */
388 u16 mclken_div_psc2; /* CDM + 0x2e reg11 byte2,3 */
389
390 u16 reserved6; /* CDM + 0x30 reg12 byte0,1 */
391 u16 mclken_div_psc3; /* CDM + 0x32 reg12 byte2,3 */
392
393 u16 reserved7; /* CDM + 0x34 reg13 byte0,1 */
394 u16 mclken_div_psc6; /* CDM + 0x36 reg13 byte2,3 */
395};
396
397#endif /* __ASSEMBLY__ */
398
399
400/* ========================================================================= */
401/* Prototypes for MPC52xx syslib */
402/* ========================================================================= */
403
404#ifndef __ASSEMBLY__
405
406extern void mpc52xx_init_irq(void);
407extern int mpc52xx_get_irq(void);
408
409extern unsigned long mpc52xx_find_end_of_memory(void);
410extern void mpc52xx_set_bat(void);
411extern void mpc52xx_map_io(void);
412extern void mpc52xx_restart(char *cmd);
413extern void mpc52xx_halt(void);
414extern void mpc52xx_power_off(void);
415extern void mpc52xx_progress(char *s, unsigned short hex);
416extern void mpc52xx_calibrate_decr(void);
417
418extern void mpc52xx_find_bridges(void);
419
420extern void mpc52xx_setup_cpu(void);
421
422
423
424 /* Matching of PSC function */
425struct mpc52xx_psc_func {
426 int id;
427 char *func;
428};
429
430extern int mpc52xx_match_psc_function(int psc_idx, const char *func);
431extern struct mpc52xx_psc_func mpc52xx_psc_functions[];
432 /* This array is to be defined in platform file */
433
434#endif /* __ASSEMBLY__ */
435
436
437/* ========================================================================= */
438/* Platform configuration */
439/* ========================================================================= */
440
441/* The U-Boot platform information struct */
442extern bd_t __res;
443
444/* Platform options */
445#if defined(CONFIG_LITE5200)
446#include <platforms/lite5200.h>
447#endif
448
449
450#endif /* __ASM_MPC52xx_H__ */
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