2 * Copyright (C) 2004-2008 Freescale Semiconductor, Inc.
4 * See file CREDITS for list of people who contributed to this
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 of
10 * the License, or (at your option) any later version.
13 #ifndef __ASM_PPC_FSL_LBC_H
14 #define __ASM_PPC_FSL_LBC_H
18 /* BR - Base Registers
20 #define BR0 0x5000 /* Register offset to immr */
29 #define BR_BA 0xFFFF8000
30 #define BR_BA_SHIFT 15
31 #define BR_XBA 0x00006000
32 #define BR_XBA_SHIFT 13
33 #define BR_PS 0x00001800
34 #define BR_PS_SHIFT 11
35 #define BR_PS_8 0x00000800 /* Port Size 8 bit */
36 #define BR_PS_16 0x00001000 /* Port Size 16 bit */
37 #define BR_PS_32 0x00001800 /* Port Size 32 bit */
38 #define BR_DECC 0x00000600
39 #define BR_DECC_SHIFT 9
40 #define BR_DECC_OFF 0x00000000
41 #define BR_DECC_CHK 0x00000200
42 #define BR_DECC_CHK_GEN 0x00000400
43 #define BR_WP 0x00000100
45 #define BR_MSEL 0x000000E0
46 #define BR_MSEL_SHIFT 5
47 #define BR_MS_GPCM 0x00000000 /* GPCM */
48 #define BR_MS_FCM 0x00000020 /* FCM */
50 #define BR_MS_SDRAM 0x00000060 /* SDRAM */
51 #elif defined(CONFIG_MPC85xx)
52 #define BR_MS_SDRAM 0x00000000 /* SDRAM */
54 #define BR_MS_UPMA 0x00000080 /* UPMA */
55 #define BR_MS_UPMB 0x000000A0 /* UPMB */
56 #define BR_MS_UPMC 0x000000C0 /* UPMC */
57 #if !defined(CONFIG_MPC834x)
58 #define BR_ATOM 0x0000000C
59 #define BR_ATOM_SHIFT 2
61 #define BR_V 0x00000001
68 #if defined(CONFIG_MPC834x)
69 #define BR_RES ~(BR_BA | BR_PS | BR_DECC | BR_WP | BR_MSEL | BR_V)
71 #define BR_RES ~(BR_BA | BR_PS | BR_DECC | BR_WP | BR_MSEL | BR_ATOM | BR_V)
74 /* Convert an address into the right format for the BR registers */
75 #if defined(CONFIG_PHYS_64BIT) && !defined(CONFIG_FSL_ELBC)
76 #define BR_PHYS_ADDR(x) ((unsigned long)((x & 0x0ffff8000ULL) | \
77 ((x & 0x300000000ULL) >> 19)))
79 #define BR_PHYS_ADDR(x) (x & 0xffff8000)
82 /* OR - Option Registers
84 #define OR0 0x5004 /* Register offset to immr */
93 #define OR_GPCM_AM 0xFFFF8000
94 #define OR_GPCM_AM_SHIFT 15
95 #define OR_GPCM_XAM 0x00006000
96 #define OR_GPCM_XAM_SHIFT 13
97 #define OR_GPCM_BCTLD 0x00001000
98 #define OR_GPCM_BCTLD_SHIFT 12
99 #define OR_GPCM_CSNT 0x00000800
100 #define OR_GPCM_CSNT_SHIFT 11
101 #define OR_GPCM_ACS 0x00000600
102 #define OR_GPCM_ACS_SHIFT 9
103 #define OR_GPCM_ACS_DIV2 0x00000600
104 #define OR_GPCM_ACS_DIV4 0x00000400
105 #define OR_GPCM_XACS 0x00000100
106 #define OR_GPCM_XACS_SHIFT 8
107 #define OR_GPCM_SCY 0x000000F0
108 #define OR_GPCM_SCY_SHIFT 4
109 #define OR_GPCM_SCY_1 0x00000010
110 #define OR_GPCM_SCY_2 0x00000020
111 #define OR_GPCM_SCY_3 0x00000030
112 #define OR_GPCM_SCY_4 0x00000040
113 #define OR_GPCM_SCY_5 0x00000050
114 #define OR_GPCM_SCY_6 0x00000060
115 #define OR_GPCM_SCY_7 0x00000070
116 #define OR_GPCM_SCY_8 0x00000080
117 #define OR_GPCM_SCY_9 0x00000090
118 #define OR_GPCM_SCY_10 0x000000a0
119 #define OR_GPCM_SCY_11 0x000000b0
120 #define OR_GPCM_SCY_12 0x000000c0
121 #define OR_GPCM_SCY_13 0x000000d0
122 #define OR_GPCM_SCY_14 0x000000e0
123 #define OR_GPCM_SCY_15 0x000000f0
124 #define OR_GPCM_SETA 0x00000008
125 #define OR_GPCM_SETA_SHIFT 3
126 #define OR_GPCM_TRLX 0x00000004
127 #define OR_GPCM_TRLX_SHIFT 2
128 #define OR_GPCM_EHTR 0x00000002
129 #define OR_GPCM_EHTR_SHIFT 1
130 #define OR_GPCM_EAD 0x00000001
131 #define OR_GPCM_EAD_SHIFT 0
133 /* helpers to convert values into an OR address mask (GPCM mode) */
134 #define P2SZ_TO_AM(s) ((~((s) - 1)) & 0xffff8000) /* must be pow of 2 */
135 #define MEG_TO_AM(m) P2SZ_TO_AM((m) << 20)
137 #define OR_FCM_AM 0xFFFF8000
138 #define OR_FCM_AM_SHIFT 15
139 #define OR_FCM_XAM 0x00006000
140 #define OR_FCM_XAM_SHIFT 13
141 #define OR_FCM_BCTLD 0x00001000
142 #define OR_FCM_BCTLD_SHIFT 12
143 #define OR_FCM_PGS 0x00000400
144 #define OR_FCM_PGS_SHIFT 10
145 #define OR_FCM_CSCT 0x00000200
146 #define OR_FCM_CSCT_SHIFT 9
147 #define OR_FCM_CST 0x00000100
148 #define OR_FCM_CST_SHIFT 8
149 #define OR_FCM_CHT 0x00000080
150 #define OR_FCM_CHT_SHIFT 7
151 #define OR_FCM_SCY 0x00000070
152 #define OR_FCM_SCY_SHIFT 4
153 #define OR_FCM_SCY_1 0x00000010
154 #define OR_FCM_SCY_2 0x00000020
155 #define OR_FCM_SCY_3 0x00000030
156 #define OR_FCM_SCY_4 0x00000040
157 #define OR_FCM_SCY_5 0x00000050
158 #define OR_FCM_SCY_6 0x00000060
159 #define OR_FCM_SCY_7 0x00000070
160 #define OR_FCM_RST 0x00000008
161 #define OR_FCM_RST_SHIFT 3
162 #define OR_FCM_TRLX 0x00000004
163 #define OR_FCM_TRLX_SHIFT 2
164 #define OR_FCM_EHTR 0x00000002
165 #define OR_FCM_EHTR_SHIFT 1
167 #define OR_UPM_AM 0xFFFF8000
168 #define OR_UPM_AM_SHIFT 15
169 #define OR_UPM_XAM 0x00006000
170 #define OR_UPM_XAM_SHIFT 13
171 #define OR_UPM_BCTLD 0x00001000
172 #define OR_UPM_BCTLD_SHIFT 12
173 #define OR_UPM_BI 0x00000100
174 #define OR_UPM_BI_SHIFT 8
175 #define OR_UPM_TRLX 0x00000004
176 #define OR_UPM_TRLX_SHIFT 2
177 #define OR_UPM_EHTR 0x00000002
178 #define OR_UPM_EHTR_SHIFT 1
179 #define OR_UPM_EAD 0x00000001
180 #define OR_UPM_EAD_SHIFT 0
182 #define OR_SDRAM_AM 0xFFFF8000
183 #define OR_SDRAM_AM_SHIFT 15
184 #define OR_SDRAM_XAM 0x00006000
185 #define OR_SDRAM_XAM_SHIFT 13
186 #define OR_SDRAM_COLS 0x00001C00
187 #define OR_SDRAM_COLS_SHIFT 10
188 #define OR_SDRAM_ROWS 0x000001C0
189 #define OR_SDRAM_ROWS_SHIFT 6
190 #define OR_SDRAM_PMSEL 0x00000020
191 #define OR_SDRAM_PMSEL_SHIFT 5
192 #define OR_SDRAM_EAD 0x00000001
193 #define OR_SDRAM_EAD_SHIFT 0
195 #define OR_AM_32KB 0xFFFF8000
196 #define OR_AM_64KB 0xFFFF0000
197 #define OR_AM_128KB 0xFFFE0000
198 #define OR_AM_256KB 0xFFFC0000
199 #define OR_AM_512KB 0xFFF80000
200 #define OR_AM_1MB 0xFFF00000
201 #define OR_AM_2MB 0xFFE00000
202 #define OR_AM_4MB 0xFFC00000
203 #define OR_AM_8MB 0xFF800000
204 #define OR_AM_16MB 0xFF000000
205 #define OR_AM_32MB 0xFE000000
206 #define OR_AM_64MB 0xFC000000
207 #define OR_AM_128MB 0xF8000000
208 #define OR_AM_256MB 0xF0000000
209 #define OR_AM_512MB 0xE0000000
210 #define OR_AM_1GB 0xC0000000
211 #define OR_AM_2GB 0x80000000
212 #define OR_AM_4GB 0x00000000
214 /* MxMR - UPM Machine A/B/C Mode Registers
216 #define MxMR_MAD_MSK 0x0000003f /* Machine Address Mask */
217 #define MxMR_TLFx_MSK 0x000003c0 /* Refresh Loop Field Mask */
218 #define MxMR_WLFx_MSK 0x00003c00 /* Write Loop Field Mask */
219 #define MxMR_WLFx_1X 0x00000400 /* executed 1 time */
220 #define MxMR_WLFx_2X 0x00000800 /* executed 2 times */
221 #define MxMR_WLFx_3X 0x00000c00 /* executed 3 times */
222 #define MxMR_WLFx_4X 0x00001000 /* executed 4 times */
223 #define MxMR_WLFx_5X 0x00001400 /* executed 5 times */
224 #define MxMR_WLFx_6X 0x00001800 /* executed 6 times */
225 #define MxMR_WLFx_7X 0x00001c00 /* executed 7 times */
226 #define MxMR_WLFx_8X 0x00002000 /* executed 8 times */
227 #define MxMR_WLFx_9X 0x00002400 /* executed 9 times */
228 #define MxMR_WLFx_10X 0x00002800 /* executed 10 times */
229 #define MxMR_WLFx_11X 0x00002c00 /* executed 11 times */
230 #define MxMR_WLFx_12X 0x00003000 /* executed 12 times */
231 #define MxMR_WLFx_13X 0x00003400 /* executed 13 times */
232 #define MxMR_WLFx_14X 0x00003800 /* executed 14 times */
233 #define MxMR_WLFx_15X 0x00003c00 /* executed 15 times */
234 #define MxMR_WLFx_16X 0x00000000 /* executed 16 times */
235 #define MxMR_RLFx_MSK 0x0003c000 /* Read Loop Field Mask */
236 #define MxMR_GPL_x4DIS 0x00040000 /* GPL_A4 Ouput Line Disable */
237 #define MxMR_G0CLx_MSK 0x00380000 /* General Line 0 Control Mask */
238 #define MxMR_DSx_1_CYCL 0x00000000 /* 1 cycle Disable Period */
239 #define MxMR_DSx_2_CYCL 0x00400000 /* 2 cycle Disable Period */
240 #define MxMR_DSx_3_CYCL 0x00800000 /* 3 cycle Disable Period */
241 #define MxMR_DSx_4_CYCL 0x00c00000 /* 4 cycle Disable Period */
242 #define MxMR_DSx_MSK 0x00c00000 /* Disable Timer Period Mask */
243 #define MxMR_AMx_MSK 0x07000000 /* Addess Multiplex Size Mask */
244 #define MxMR_OP_NORM 0x00000000 /* Normal Operation */
245 #define MxMR_OP_WARR 0x10000000 /* Write to Array */
246 #define MxMR_OP_RARR 0x20000000 /* Read from Array */
247 #define MxMR_OP_RUNP 0x30000000 /* Run Pattern */
248 #define MxMR_OP_MSK 0x30000000 /* Command Opcode Mask */
249 #define MxMR_RFEN 0x40000000 /* Refresh Enable */
250 #define MxMR_BSEL 0x80000000 /* Bus Select */
252 #define LBLAWAR_EN 0x80000000
253 #define LBLAWAR_4KB 0x0000000B
254 #define LBLAWAR_8KB 0x0000000C
255 #define LBLAWAR_16KB 0x0000000D
256 #define LBLAWAR_32KB 0x0000000E
257 #define LBLAWAR_64KB 0x0000000F
258 #define LBLAWAR_128KB 0x00000010
259 #define LBLAWAR_256KB 0x00000011
260 #define LBLAWAR_512KB 0x00000012
261 #define LBLAWAR_1MB 0x00000013
262 #define LBLAWAR_2MB 0x00000014
263 #define LBLAWAR_4MB 0x00000015
264 #define LBLAWAR_8MB 0x00000016
265 #define LBLAWAR_16MB 0x00000017
266 #define LBLAWAR_32MB 0x00000018
267 #define LBLAWAR_64MB 0x00000019
268 #define LBLAWAR_128MB 0x0000001A
269 #define LBLAWAR_256MB 0x0000001B
270 #define LBLAWAR_512MB 0x0000001C
271 #define LBLAWAR_1GB 0x0000001D
272 #define LBLAWAR_2GB 0x0000001E
274 /* LBCR - Local Bus Configuration Register
276 #define LBCR_LDIS 0x80000000
277 #define LBCR_LDIS_SHIFT 31
278 #define LBCR_BCTLC 0x00C00000
279 #define LBCR_BCTLC_SHIFT 22
280 #define LBCR_LPBSE 0x00020000
281 #define LBCR_LPBSE_SHIFT 17
282 #define LBCR_EPAR 0x00010000
283 #define LBCR_EPAR_SHIFT 16
284 #define LBCR_BMT 0x0000FF00
285 #define LBCR_BMT_SHIFT 8
287 /* LCRR - Clock Ratio Register
289 #define LCRR_DBYP 0x80000000
290 #define LCRR_DBYP_SHIFT 31
291 #define LCRR_BUFCMDC 0x30000000
292 #define LCRR_BUFCMDC_SHIFT 28
293 #define LCRR_BUFCMDC_1 0x10000000
294 #define LCRR_BUFCMDC_2 0x20000000
295 #define LCRR_BUFCMDC_3 0x30000000
296 #define LCRR_BUFCMDC_4 0x00000000
297 #define LCRR_ECL 0x03000000
298 #define LCRR_ECL_SHIFT 24
299 #define LCRR_ECL_4 0x00000000
300 #define LCRR_ECL_5 0x01000000
301 #define LCRR_ECL_6 0x02000000
302 #define LCRR_ECL_7 0x03000000
303 #define LCRR_EADC 0x00030000
304 #define LCRR_EADC_SHIFT 16
305 #define LCRR_EADC_1 0x00010000
306 #define LCRR_EADC_2 0x00020000
307 #define LCRR_EADC_3 0x00030000
308 #define LCRR_EADC_4 0x00000000
309 /* CLKDIV is five bits only on 8536, 8572, and 8610, so far, but the fifth bit
310 * should always be zero on older parts that have a four bit CLKDIV.
312 #define LCRR_CLKDIV 0x0000001F
313 #define LCRR_CLKDIV_SHIFT 0
314 #if defined(CONFIG_MPC83xx) || defined (CONFIG_MPC8540) || \
315 defined(CONFIG_MPC8541) || defined (CONFIG_MPC8555) || \
316 defined(CONFIG_MPC8560)
317 #define LCRR_CLKDIV_2 0x00000002
318 #define LCRR_CLKDIV_4 0x00000004
319 #define LCRR_CLKDIV_8 0x00000008
320 #elif defined(CONFIG_FSL_CORENET)
321 #define LCRR_CLKDIV_8 0x00000002
322 #define LCRR_CLKDIV_16 0x00000004
323 #define LCRR_CLKDIV_32 0x00000008
325 #define LCRR_CLKDIV_4 0x00000002
326 #define LCRR_CLKDIV_8 0x00000004
327 #define LCRR_CLKDIV_16 0x00000008
330 /* LTEDR - Transfer Error Check Disable Register
332 #define LTEDR_BMD 0x80000000 /* Bus monitor disable */
333 #define LTEDR_PARD 0x20000000 /* Parity error checking disabled */
334 #define LTEDR_WPD 0x04000000 /* Write protect error checking diable */
335 #define LTEDR_WARA 0x00800000 /* Write-after-read-atomic error checking diable */
336 #define LTEDR_RAWA 0x00400000 /* Read-after-write-atomic error checking disable */
337 #define LTEDR_CSD 0x00080000 /* Chip select error checking disable */
339 /* FMR - Flash Mode Register
341 #define FMR_CWTO 0x0000F000
342 #define FMR_CWTO_SHIFT 12
343 #define FMR_BOOT 0x00000800
344 #define FMR_ECCM 0x00000100
345 #define FMR_AL 0x00000030
346 #define FMR_AL_SHIFT 4
347 #define FMR_OP 0x00000003
348 #define FMR_OP_SHIFT 0
350 /* FIR - Flash Instruction Register
352 #define FIR_OP0 0xF0000000
353 #define FIR_OP0_SHIFT 28
354 #define FIR_OP1 0x0F000000
355 #define FIR_OP1_SHIFT 24
356 #define FIR_OP2 0x00F00000
357 #define FIR_OP2_SHIFT 20
358 #define FIR_OP3 0x000F0000
359 #define FIR_OP3_SHIFT 16
360 #define FIR_OP4 0x0000F000
361 #define FIR_OP4_SHIFT 12
362 #define FIR_OP5 0x00000F00
363 #define FIR_OP5_SHIFT 8
364 #define FIR_OP6 0x000000F0
365 #define FIR_OP6_SHIFT 4
366 #define FIR_OP7 0x0000000F
367 #define FIR_OP7_SHIFT 0
368 #define FIR_OP_NOP 0x0 /* No operation and end of sequence */
369 #define FIR_OP_CA 0x1 /* Issue current column address */
370 #define FIR_OP_PA 0x2 /* Issue current block+page address */
371 #define FIR_OP_UA 0x3 /* Issue user defined address */
372 #define FIR_OP_CM0 0x4 /* Issue command from FCR[CMD0] */
373 #define FIR_OP_CM1 0x5 /* Issue command from FCR[CMD1] */
374 #define FIR_OP_CM2 0x6 /* Issue command from FCR[CMD2] */
375 #define FIR_OP_CM3 0x7 /* Issue command from FCR[CMD3] */
376 #define FIR_OP_WB 0x8 /* Write FBCR bytes from FCM buffer */
377 #define FIR_OP_WS 0x9 /* Write 1 or 2 bytes from MDR[AS] */
378 #define FIR_OP_RB 0xA /* Read FBCR bytes to FCM buffer */
379 #define FIR_OP_RS 0xB /* Read 1 or 2 bytes to MDR[AS] */
380 #define FIR_OP_CW0 0xC /* Wait then issue FCR[CMD0] */
381 #define FIR_OP_CW1 0xD /* Wait then issue FCR[CMD1] */
382 #define FIR_OP_RBW 0xE /* Wait then read FBCR bytes */
383 #define FIR_OP_RSW 0xF /* Wait then read 1 or 2 bytes */
385 /* FCR - Flash Command Register
387 #define FCR_CMD0 0xFF000000
388 #define FCR_CMD0_SHIFT 24
389 #define FCR_CMD1 0x00FF0000
390 #define FCR_CMD1_SHIFT 16
391 #define FCR_CMD2 0x0000FF00
392 #define FCR_CMD2_SHIFT 8
393 #define FCR_CMD3 0x000000FF
394 #define FCR_CMD3_SHIFT 0
395 /* FBAR - Flash Block Address Register
397 #define FBAR_BLK 0x00FFFFFF
399 /* FPAR - Flash Page Address Register
401 #define FPAR_SP_PI 0x00007C00
402 #define FPAR_SP_PI_SHIFT 10
403 #define FPAR_SP_MS 0x00000200
404 #define FPAR_SP_CI 0x000001FF
405 #define FPAR_SP_CI_SHIFT 0
406 #define FPAR_LP_PI 0x0003F000
407 #define FPAR_LP_PI_SHIFT 12
408 #define FPAR_LP_MS 0x00000800
409 #define FPAR_LP_CI 0x000007FF
410 #define FPAR_LP_CI_SHIFT 0
412 /* LSDMR - SDRAM Machine Mode Register
414 #define LSDMR_RFEN (1 << (31 - 1))
415 #define LSDMR_BSMA1516 (3 << (31 - 10))
416 #define LSDMR_BSMA1617 (4 << (31 - 10))
417 #define LSDMR_RFCR5 (3 << (31 - 16))
418 #define LSDMR_RFCR16 (7 << (31 - 16))
419 #define LSDMR_PRETOACT3 (3 << (31 - 19))
420 #define LSDMR_PRETOACT7 (7 << (31 - 19))
421 #define LSDMR_ACTTORW3 (3 << (31 - 22))
422 #define LSDMR_ACTTORW7 (7 << (31 - 22))
423 #define LSDMR_ACTTORW6 (6 << (31 - 22))
424 #define LSDMR_BL8 (1 << (31 - 23))
425 #define LSDMR_WRC2 (2 << (31 - 27))
426 #define LSDMR_WRC4 (0 << (31 - 27))
427 #define LSDMR_BUFCMD (1 << (31 - 29))
428 #define LSDMR_CL3 (3 << (31 - 31))
430 #define LSDMR_OP_NORMAL (0 << (31 - 4))
431 #define LSDMR_OP_ARFRSH (1 << (31 - 4))
432 #define LSDMR_OP_SRFRSH (2 << (31 - 4))
433 #define LSDMR_OP_MRW (3 << (31 - 4))
434 #define LSDMR_OP_PRECH (4 << (31 - 4))
435 #define LSDMR_OP_PCHALL (5 << (31 - 4))
436 #define LSDMR_OP_ACTBNK (6 << (31 - 4))
437 #define LSDMR_OP_RWINV (7 << (31 - 4))
439 /* LTESR - Transfer Error Status Register
441 #define LTESR_BM 0x80000000
442 #define LTESR_FCT 0x40000000
443 #define LTESR_PAR 0x20000000
444 #define LTESR_WP 0x04000000
445 #define LTESR_ATMW 0x00800000
446 #define LTESR_ATMR 0x00400000
447 #define LTESR_CS 0x00080000
448 #define LTESR_CC 0x00000001
452 * Local Bus Controller Registers.
454 typedef struct lbus_bank {
455 u32 br; /* Base Register */
456 u32 or; /* Option Register */
459 typedef struct fsl_lbus {
462 u32 mar; /* UPM Address Register */
464 u32 mamr; /* UPMA Mode Register */
465 u32 mbmr; /* UPMB Mode Register */
466 u32 mcmr; /* UPMC Mode Register */
468 u32 mrtpr; /* Memory Refresh Timer Prescaler Register */
469 u32 mdr; /* UPM Data Register */
471 u32 lsor; /* Special Operation Initiation Register */
472 u32 lsdmr; /* SDRAM Mode Register */
474 u32 lurt; /* UPM Refresh Timer */
475 u32 lsrt; /* SDRAM Refresh Timer */
477 u32 ltesr; /* Transfer Error Status Register */
478 u32 ltedr; /* Transfer Error Disable Register */
479 u32 lteir; /* Transfer Error Interrupt Register */
480 u32 lteatr; /* Transfer Error Attributes Register */
481 u32 ltear; /* Transfer Error Address Register */
483 u32 lbcr; /* Configuration Register */
484 u32 lcrr; /* Clock Ratio Register */
486 u32 fmr; /* Flash Mode Register */
487 u32 fir; /* Flash Instruction Register */
488 u32 fcr; /* Flash Command Register */
489 u32 fbar; /* Flash Block Addr Register */
490 u32 fpar; /* Flash Page Addr Register */
491 u32 fbcr; /* Flash Byte Count Register */
494 #endif /* __ASSEMBLY__ */
496 #endif /* __ASM_PPC_FSL_LBC_H */