]>
Commit | Line | Data |
---|---|---|
8a316c9b | 1 | /* |
a471db07 | 2 | * (C) Copyright 2005-2007 |
8a316c9b SR |
3 | * Stefan Roese, DENX Software Engineering, sr@denx.de. |
4 | * | |
5 | * See file CREDITS for list of people who contributed to this | |
6 | * project. | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU General Public License as | |
10 | * published by the Free Software Foundation; either version 2 of | |
11 | * the License, or (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
f901a83b | 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
8a316c9b SR |
16 | * GNU General Public License for more details. |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
21 | * MA 02111-1307 USA | |
22 | */ | |
23 | ||
24 | #include <common.h> | |
25 | #include <asm/processor.h> | |
09887762 | 26 | #include <asm/ppc4xx-gpio.h> |
8a316c9b | 27 | #include <spd_sdram.h> |
b36df561 | 28 | #include <asm/ppc440.h> |
17f50f22 | 29 | #include "bamboo.h" |
8a316c9b | 30 | |
17f50f22 SR |
31 | void ext_bus_cntlr_init(void); |
32 | void configure_ppc440ep_pins(void); | |
c57c7980 | 33 | int is_nand_selected(void); |
8a316c9b | 34 | |
d2f68006 EO |
35 | #if !(defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL)) |
36 | /************************************************************************* | |
37 | * | |
38 | * Bamboo has one bank onboard sdram (plus DIMM) | |
39 | * | |
40 | * Fixed memory is composed of : | |
41 | * MT46V16M16TG-75 from Micron (x 2), 256Mb, 16 M x16, DDR266, | |
42 | * 13 row add bits, 10 column add bits (but 12 row used only). | |
43 | * ECC device: MT46V16M8TG-75 from Micron (x 1), 128Mb, x8, DDR266, | |
44 | * 12 row add bits, 10 column add bits. | |
45 | * Prepare a subset (only the used ones) of SPD data | |
46 | * | |
47 | * Note : if the ECC is enabled (SDRAM_ECC_ENABLE) the size of | |
48 | * the corresponding bank is divided by 2 due to number of Row addresses | |
49 | * 12 in the ECC module | |
50 | * | |
51 | * Assumes: 64 MB, ECC, non-registered | |
52 | * PLB @ 133 MHz | |
53 | * | |
54 | ************************************************************************/ | |
55 | const unsigned char cfg_simulate_spd_eeprom[128] = { | |
56 | 0x80, /* number of SPD bytes used: 128 */ | |
57 | 0x08, /* total number bytes in SPD device = 256 */ | |
58 | 0x07, /* DDR ram */ | |
59 | #ifdef CONFIG_DDR_ECC | |
60 | 0x0C, /* num Row Addr: 12 */ | |
61 | #else | |
62 | 0x0D, /* num Row Addr: 13 */ | |
63 | #endif | |
64 | 0x09, /* numColAddr: 9 */ | |
65 | 0x01, /* numBanks: 1 */ | |
66 | 0x20, /* Module data width: 32 bits */ | |
67 | 0x00, /* Module data width continued: +0 */ | |
68 | 0x04, /* 2.5 Volt */ | |
69 | 0x75, /* SDRAM Cycle Time (cas latency 2.5) = 7.5 ns */ | |
9f798766 | 70 | 0x00, /* SDRAM Access from clock */ |
d2f68006 EO |
71 | #ifdef CONFIG_DDR_ECC |
72 | 0x02, /* ECC ON : 02 OFF : 00 */ | |
73 | #else | |
74 | 0x00, /* ECC ON : 02 OFF : 00 */ | |
75 | #endif | |
9f798766 | 76 | 0x82, /* refresh Rate Type: Normal (7.8us) + Self refresh */ |
d2f68006 EO |
77 | 0, |
78 | 0, | |
79 | 0x01, /* wcsbc = 1 */ | |
80 | 0, | |
81 | 0, | |
82 | 0x0C, /* casBit (2,2.5) */ | |
83 | 0, | |
84 | 0, | |
85 | 0x00, /* not registered: 0 registered : 0x02*/ | |
86 | 0, | |
87 | 0xA0, /* SDRAM Cycle Time (cas latency 2) = 10 ns */ | |
88 | 0, | |
89 | 0x00, /* SDRAM Cycle Time (cas latency 1.5) = N.A */ | |
90 | 0, | |
91 | 0x50, /* tRpNs = 20 ns */ | |
92 | 0, | |
93 | 0x50, /* tRcdNs = 20 ns */ | |
94 | 45, /* tRasNs */ | |
95 | #ifdef CONFIG_DDR_ECC | |
96 | 0x08, /* bankSizeID: 32MB */ | |
97 | #else | |
98 | 0x10, /* bankSizeID: 64MB */ | |
99 | #endif | |
100 | 0, | |
101 | 0, | |
102 | 0, | |
103 | 0, | |
104 | 0, | |
105 | 0, | |
106 | 0, | |
107 | 0, | |
108 | 0, | |
109 | 0, | |
110 | 0, | |
111 | 0, | |
112 | 0, | |
113 | 0, | |
114 | 0, | |
115 | 0, | |
116 | 0, | |
117 | 0, | |
118 | 0, | |
119 | 0, | |
120 | 0, | |
121 | 0, | |
122 | 0, | |
123 | 0, | |
124 | 0, | |
125 | 0, | |
126 | 0, | |
127 | 0, | |
128 | 0, | |
129 | 0, | |
130 | 0, | |
131 | 0, | |
132 | 0, | |
133 | 0, | |
134 | 0, | |
135 | 0, | |
136 | 0, | |
137 | 0, | |
138 | 0, | |
139 | 0, | |
140 | 0, | |
141 | 0, | |
142 | 0, | |
143 | 0, | |
144 | 0, | |
145 | 0, | |
146 | 0, | |
147 | 0, | |
148 | 0, | |
149 | 0, | |
150 | 0, | |
151 | 0, | |
152 | 0, | |
153 | 0, | |
154 | 0, | |
155 | 0, | |
156 | 0, | |
157 | 0, | |
158 | 0, | |
159 | 0, | |
160 | 0, | |
161 | 0, | |
162 | 0, | |
163 | 0, | |
164 | 0, | |
165 | 0, | |
166 | 0, | |
167 | 0, | |
168 | 0, | |
169 | 0, | |
170 | 0, | |
171 | 0, | |
172 | 0, | |
173 | 0, | |
174 | 0, | |
175 | 0, | |
176 | 0, | |
177 | 0, | |
178 | 0, | |
179 | 0, | |
180 | 0, | |
181 | 0, | |
182 | 0, | |
183 | 0, | |
184 | 0, | |
185 | 0, | |
186 | 0, | |
187 | 0, | |
188 | 0, | |
189 | 0, | |
190 | 0, | |
191 | 0, | |
192 | 0, | |
193 | 0, | |
194 | 0, | |
195 | 0 | |
196 | }; | |
197 | #endif | |
fd49bf02 | 198 | |
17f50f22 | 199 | #if 0 |
f901a83b WD |
200 | { /* GPIO Alternate1 Alternate2 Alternate3 */ |
201 | { | |
202 | /* GPIO Core 0 */ | |
203 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_0 -> EBC_ADDR(7) DMA_REQ(2) */ | |
204 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_1 -> EBC_ADDR(6) DMA_ACK(2) */ | |
205 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_2 -> EBC_ADDR(5) DMA_EOT/TC(2) */ | |
206 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_3 -> EBC_ADDR(4) DMA_REQ(3) */ | |
207 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_4 -> EBC_ADDR(3) DMA_ACK(3) */ | |
208 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_5 ................. */ | |
209 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_6 -> EBC_CS_N(1) */ | |
210 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_7 -> EBC_CS_N(2) */ | |
211 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_8 -> EBC_CS_N(3) */ | |
212 | { GPIO0_BASE, GPIO_DIS, GPIO_ALT1 }, /* GPIO0_9 -> EBC_CS_N(4) */ | |
213 | { GPIO0_BASE, GPIO_OUT, GPIO_ALT1 }, /* GPIO0_10 -> EBC_CS_N(5) */ | |
214 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_11 -> EBC_BUS_ERR */ | |
215 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_12 -> ZII_p0Rxd(0) */ | |
216 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_13 -> ZII_p0Rxd(1) */ | |
217 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_14 -> ZII_p0Rxd(2) */ | |
218 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_15 -> ZII_p0Rxd(3) */ | |
219 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_16 -> ZII_p0Txd(0) */ | |
220 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_17 -> ZII_p0Txd(1) */ | |
221 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_18 -> ZII_p0Txd(2) */ | |
222 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_19 -> ZII_p0Txd(3) */ | |
223 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_20 -> ZII_p0Rx_er */ | |
224 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_21 -> ZII_p0Rx_dv */ | |
225 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_22 -> ZII_p0RxCrs */ | |
226 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_23 -> ZII_p0Tx_er */ | |
227 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_24 -> ZII_p0Tx_en */ | |
228 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_25 -> ZII_p0Col */ | |
229 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_26 -> USB2D_RXVALID */ | |
230 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_27 -> EXT_EBC_REQ USB2D_RXERROR */ | |
231 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_28 -> USB2D_TXVALID */ | |
232 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_29 -> EBC_EXT_HDLA USB2D_PAD_SUSPNDM */ | |
233 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_30 -> EBC_EXT_ACK USB2D_XCVRSELECT */ | |
234 | { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_31 -> EBC_EXR_BUSREQ USB2D_TERMSELECT */ | |
235 | }, | |
236 | { | |
237 | /* GPIO Core 1 */ | |
238 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_0 -> USB2D_OPMODE0 */ | |
239 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_1 -> USB2D_OPMODE1 */ | |
240 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_2 -> UART0_DCD_N UART1_DSR_CTS_N UART2_SOUT */ | |
241 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_3 -> UART0_8PIN_DSR_N UART1_RTS_DTR_N UART2_SIN */ | |
242 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_4 -> UART0_8PIN_CTS_N UART3_SIN */ | |
243 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_5 -> UART0_RTS_N */ | |
244 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_6 -> UART0_DTR_N UART1_SOUT */ | |
245 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_7 -> UART0_RI_N UART1_SIN */ | |
246 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_8 -> UIC_IRQ(0) */ | |
247 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_9 -> UIC_IRQ(1) */ | |
248 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_10 -> UIC_IRQ(2) */ | |
249 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_11 -> UIC_IRQ(3) */ | |
250 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_12 -> UIC_IRQ(4) DMA_ACK(1) */ | |
251 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_13 -> UIC_IRQ(6) DMA_EOT/TC(1) */ | |
252 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_14 -> UIC_IRQ(7) DMA_REQ(0) */ | |
253 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_15 -> UIC_IRQ(8) DMA_ACK(0) */ | |
254 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_16 -> UIC_IRQ(9) DMA_EOT/TC(0) */ | |
255 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_17 -> - */ | |
256 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_18 -> | */ | |
257 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_19 -> | */ | |
258 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_20 -> | */ | |
259 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_21 -> | */ | |
260 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_22 -> | */ | |
261 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_23 -> \ Can be unselected thru TraceSelect Bit */ | |
262 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_24 -> / in PowerPC440EP Chip */ | |
263 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_25 -> | */ | |
264 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_26 -> | */ | |
265 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_27 -> | */ | |
266 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_28 -> | */ | |
267 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_29 -> | */ | |
268 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_30 -> | */ | |
269 | { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_31 -> - */ | |
270 | } | |
17f50f22 SR |
271 | }; |
272 | #endif | |
8a316c9b | 273 | |
17f50f22 SR |
274 | /*----------------------------------------------------------------------------+ |
275 | | EBC Devices Characteristics | |
f901a83b WD |
276 | | Peripheral Bank Access Parameters - EBC0_BnAP |
277 | | Peripheral Bank Configuration Register - EBC0_BnCR | |
17f50f22 SR |
278 | +----------------------------------------------------------------------------*/ |
279 | /* Small Flash */ | |
f901a83b WD |
280 | #define EBC0_BNAP_SMALL_FLASH \ |
281 | EBC0_BNAP_BME_DISABLED | \ | |
282 | EBC0_BNAP_TWT_ENCODE(6) | \ | |
53677ef1 WD |
283 | EBC0_BNAP_CSN_ENCODE(0) | \ |
284 | EBC0_BNAP_OEN_ENCODE(1) | \ | |
285 | EBC0_BNAP_WBN_ENCODE(1) | \ | |
286 | EBC0_BNAP_WBF_ENCODE(3) | \ | |
287 | EBC0_BNAP_TH_ENCODE(1) | \ | |
288 | EBC0_BNAP_RE_ENABLED | \ | |
289 | EBC0_BNAP_SOR_DELAYED | \ | |
290 | EBC0_BNAP_BEM_WRITEONLY | \ | |
17f50f22 | 291 | EBC0_BNAP_PEN_DISABLED |
8a316c9b | 292 | |
f901a83b | 293 | #define EBC0_BNCR_SMALL_FLASH_CS0 \ |
53677ef1 WD |
294 | EBC0_BNCR_BAS_ENCODE(0xFFF00000) | \ |
295 | EBC0_BNCR_BS_1MB | \ | |
296 | EBC0_BNCR_BU_RW | \ | |
17f50f22 | 297 | EBC0_BNCR_BW_8BIT |
8a316c9b | 298 | |
f901a83b | 299 | #define EBC0_BNCR_SMALL_FLASH_CS4 \ |
53677ef1 WD |
300 | EBC0_BNCR_BAS_ENCODE(0x87F00000) | \ |
301 | EBC0_BNCR_BS_1MB | \ | |
302 | EBC0_BNCR_BU_RW | \ | |
c57c7980 | 303 | EBC0_BNCR_BW_8BIT |
17f50f22 SR |
304 | |
305 | /* Large Flash or SRAM */ | |
f901a83b | 306 | #define EBC0_BNAP_LARGE_FLASH_OR_SRAM \ |
53677ef1 WD |
307 | EBC0_BNAP_BME_DISABLED | \ |
308 | EBC0_BNAP_TWT_ENCODE(8) | \ | |
309 | EBC0_BNAP_CSN_ENCODE(0) | \ | |
310 | EBC0_BNAP_OEN_ENCODE(1) | \ | |
311 | EBC0_BNAP_WBN_ENCODE(1) | \ | |
312 | EBC0_BNAP_WBF_ENCODE(1) | \ | |
313 | EBC0_BNAP_TH_ENCODE(2) | \ | |
314 | EBC0_BNAP_SOR_DELAYED | \ | |
315 | EBC0_BNAP_BEM_RW | \ | |
17f50f22 SR |
316 | EBC0_BNAP_PEN_DISABLED |
317 | ||
53677ef1 WD |
318 | #define EBC0_BNCR_LARGE_FLASH_OR_SRAM_CS0 \ |
319 | EBC0_BNCR_BAS_ENCODE(0xFF800000) | \ | |
320 | EBC0_BNCR_BS_8MB | \ | |
321 | EBC0_BNCR_BU_RW | \ | |
17f50f22 SR |
322 | EBC0_BNCR_BW_16BIT |
323 | ||
324 | ||
53677ef1 WD |
325 | #define EBC0_BNCR_LARGE_FLASH_OR_SRAM_CS4 \ |
326 | EBC0_BNCR_BAS_ENCODE(0x87800000) | \ | |
327 | EBC0_BNCR_BS_8MB | \ | |
328 | EBC0_BNCR_BU_RW | \ | |
17f50f22 | 329 | EBC0_BNCR_BW_16BIT |
8a316c9b | 330 | |
17f50f22 | 331 | /* NVRAM - FPGA */ |
f901a83b | 332 | #define EBC0_BNAP_NVRAM_FPGA \ |
53677ef1 WD |
333 | EBC0_BNAP_BME_DISABLED | \ |
334 | EBC0_BNAP_TWT_ENCODE(9) | \ | |
335 | EBC0_BNAP_CSN_ENCODE(0) | \ | |
336 | EBC0_BNAP_OEN_ENCODE(1) | \ | |
337 | EBC0_BNAP_WBN_ENCODE(1) | \ | |
338 | EBC0_BNAP_WBF_ENCODE(0) | \ | |
339 | EBC0_BNAP_TH_ENCODE(2) | \ | |
340 | EBC0_BNAP_RE_ENABLED | \ | |
341 | EBC0_BNAP_SOR_DELAYED | \ | |
342 | EBC0_BNAP_BEM_WRITEONLY | \ | |
17f50f22 | 343 | EBC0_BNAP_PEN_DISABLED |
8a316c9b | 344 | |
f901a83b | 345 | #define EBC0_BNCR_NVRAM_FPGA_CS5 \ |
53677ef1 WD |
346 | EBC0_BNCR_BAS_ENCODE(0x80000000) | \ |
347 | EBC0_BNCR_BS_1MB | \ | |
348 | EBC0_BNCR_BU_RW | \ | |
17f50f22 | 349 | EBC0_BNCR_BW_8BIT |
8a316c9b | 350 | |
17f50f22 | 351 | /* Nand Flash */ |
f901a83b | 352 | #define EBC0_BNAP_NAND_FLASH \ |
53677ef1 WD |
353 | EBC0_BNAP_BME_DISABLED | \ |
354 | EBC0_BNAP_TWT_ENCODE(3) | \ | |
355 | EBC0_BNAP_CSN_ENCODE(0) | \ | |
356 | EBC0_BNAP_OEN_ENCODE(0) | \ | |
357 | EBC0_BNAP_WBN_ENCODE(0) | \ | |
358 | EBC0_BNAP_WBF_ENCODE(0) | \ | |
359 | EBC0_BNAP_TH_ENCODE(1) | \ | |
360 | EBC0_BNAP_RE_ENABLED | \ | |
361 | EBC0_BNAP_SOR_NOT_DELAYED | \ | |
362 | EBC0_BNAP_BEM_RW | \ | |
17f50f22 SR |
363 | EBC0_BNAP_PEN_DISABLED |
364 | ||
365 | ||
f901a83b | 366 | #define EBC0_BNCR_NAND_FLASH_CS0 0xB8400000 |
17f50f22 SR |
367 | |
368 | /* NAND0 */ | |
f901a83b | 369 | #define EBC0_BNCR_NAND_FLASH_CS1 \ |
53677ef1 WD |
370 | EBC0_BNCR_BAS_ENCODE(0x90000000) | \ |
371 | EBC0_BNCR_BS_1MB | \ | |
372 | EBC0_BNCR_BU_RW | \ | |
17f50f22 SR |
373 | EBC0_BNCR_BW_32BIT |
374 | /* NAND1 - Bank2 */ | |
f901a83b | 375 | #define EBC0_BNCR_NAND_FLASH_CS2 \ |
53677ef1 WD |
376 | EBC0_BNCR_BAS_ENCODE(0x94000000) | \ |
377 | EBC0_BNCR_BS_1MB | \ | |
378 | EBC0_BNCR_BU_RW | \ | |
17f50f22 SR |
379 | EBC0_BNCR_BW_32BIT |
380 | ||
381 | /* NAND1 - Bank3 */ | |
f901a83b | 382 | #define EBC0_BNCR_NAND_FLASH_CS3 \ |
53677ef1 WD |
383 | EBC0_BNCR_BAS_ENCODE(0x94000000) | \ |
384 | EBC0_BNCR_BS_1MB | \ | |
385 | EBC0_BNCR_BU_RW | \ | |
17f50f22 SR |
386 | EBC0_BNCR_BW_32BIT |
387 | ||
388 | int board_early_init_f(void) | |
389 | { | |
390 | ext_bus_cntlr_init(); | |
8a316c9b SR |
391 | |
392 | /*-------------------------------------------------------------------- | |
393 | * Setup the interrupt controller polarities, triggers, etc. | |
394 | *-------------------------------------------------------------------*/ | |
952e7760 SR |
395 | mtdcr(UIC0SR, 0xffffffff); /* clear all */ |
396 | mtdcr(UIC0ER, 0x00000000); /* disable all */ | |
397 | mtdcr(UIC0CR, 0x00000009); /* ATI & UIC1 crit are critical */ | |
398 | mtdcr(UIC0PR, 0xfffffe13); /* per ref-board manual */ | |
399 | mtdcr(UIC0TR, 0x01c00008); /* per ref-board manual */ | |
400 | mtdcr(UIC0VR, 0x00000001); /* int31 highest, base=0x000 */ | |
401 | mtdcr(UIC0SR, 0xffffffff); /* clear all */ | |
8a316c9b | 402 | |
952e7760 SR |
403 | mtdcr(UIC1SR, 0xffffffff); /* clear all */ |
404 | mtdcr(UIC1ER, 0x00000000); /* disable all */ | |
405 | mtdcr(UIC1CR, 0x00000000); /* all non-critical */ | |
406 | mtdcr(UIC1PR, 0xffffe0ff); /* per ref-board manual */ | |
407 | mtdcr(UIC1TR, 0x00ffc000); /* per ref-board manual */ | |
408 | mtdcr(UIC1VR, 0x00000001); /* int31 highest, base=0x000 */ | |
409 | mtdcr(UIC1SR, 0xffffffff); /* clear all */ | |
8a316c9b SR |
410 | |
411 | /*-------------------------------------------------------------------- | |
412 | * Setup the GPIO pins | |
413 | *-------------------------------------------------------------------*/ | |
17f50f22 SR |
414 | out32(GPIO0_OSRL, 0x00000400); |
415 | out32(GPIO0_OSRH, 0x00000000); | |
416 | out32(GPIO0_TSRL, 0x00000400); | |
417 | out32(GPIO0_TSRH, 0x00000000); | |
418 | out32(GPIO0_ISR1L, 0x00000000); | |
419 | out32(GPIO0_ISR1H, 0x00000000); | |
420 | out32(GPIO0_ISR2L, 0x00000000); | |
421 | out32(GPIO0_ISR2H, 0x00000000); | |
422 | out32(GPIO0_ISR3L, 0x00000000); | |
423 | out32(GPIO0_ISR3H, 0x00000000); | |
8a316c9b | 424 | |
17f50f22 SR |
425 | out32(GPIO1_OSRL, 0x0C380000); |
426 | out32(GPIO1_OSRH, 0x00000000); | |
427 | out32(GPIO1_TSRL, 0x0C380000); | |
428 | out32(GPIO1_TSRH, 0x00000000); | |
429 | out32(GPIO1_ISR1L, 0x0FC30000); | |
430 | out32(GPIO1_ISR1H, 0x00000000); | |
431 | out32(GPIO1_ISR2L, 0x0C010000); | |
432 | out32(GPIO1_ISR2H, 0x00000000); | |
433 | out32(GPIO1_ISR3L, 0x01400000); | |
434 | out32(GPIO1_ISR3H, 0x00000000); | |
8a316c9b | 435 | |
17f50f22 | 436 | configure_ppc440ep_pins(); |
8a316c9b SR |
437 | |
438 | return 0; | |
439 | } | |
440 | ||
441 | int checkboard(void) | |
442 | { | |
3d9569b2 | 443 | char *s = getenv("serial#"); |
8a316c9b SR |
444 | |
445 | printf("Board: Bamboo - AMCC PPC440EP Evaluation Board"); | |
446 | if (s != NULL) { | |
447 | puts(", serial# "); | |
448 | puts(s); | |
449 | } | |
450 | putc('\n'); | |
451 | ||
8a316c9b SR |
452 | return (0); |
453 | } | |
454 | ||
8a316c9b | 455 | |
9973e3c6 | 456 | phys_size_t initdram (int board_type) |
8a316c9b | 457 | { |
a471db07 SR |
458 | #if !(defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL)) |
459 | long dram_size; | |
17f50f22 | 460 | |
d19206b9 | 461 | dram_size = spd_sdram(); |
17f50f22 SR |
462 | |
463 | return dram_size; | |
a471db07 | 464 | #else |
6d0f6bcf | 465 | return CONFIG_SYS_MBYTES_SDRAM << 20; |
a471db07 | 466 | #endif |
8a316c9b SR |
467 | } |
468 | ||
17f50f22 SR |
469 | /*----------------------------------------------------------------------------+ |
470 | | is_powerpc440ep_pass1. | |
471 | +----------------------------------------------------------------------------*/ | |
472 | int is_powerpc440ep_pass1(void) | |
473 | { | |
474 | unsigned long pvr; | |
475 | ||
476 | pvr = get_pvr(); | |
477 | ||
478 | if (pvr == PVR_POWERPC_440EP_PASS1) | |
479 | return TRUE; | |
480 | else if (pvr == PVR_POWERPC_440EP_PASS2) | |
481 | return FALSE; | |
482 | else { | |
483 | printf("brdutil error 3\n"); | |
484 | for (;;) | |
485 | ; | |
486 | } | |
487 | ||
488 | return(FALSE); | |
489 | } | |
490 | ||
491 | /*----------------------------------------------------------------------------+ | |
492 | | is_nand_selected. | |
493 | +----------------------------------------------------------------------------*/ | |
494 | int is_nand_selected(void) | |
495 | { | |
c57c7980 SR |
496 | #ifdef CONFIG_BAMBOO_NAND |
497 | return TRUE; | |
498 | #else | |
499 | return FALSE; | |
500 | #endif | |
17f50f22 SR |
501 | } |
502 | ||
503 | /*----------------------------------------------------------------------------+ | |
504 | | config_on_ebc_cs4_is_small_flash => from EPLD | |
505 | +----------------------------------------------------------------------------*/ | |
506 | unsigned char config_on_ebc_cs4_is_small_flash(void) | |
507 | { | |
508 | /* Not implemented yet => returns constant value */ | |
509 | return TRUE; | |
510 | } | |
511 | ||
512 | /*----------------------------------------------------------------------------+ | |
513 | | Ext_bus_cntlr_init. | |
514 | | Initialize the external bus controller | |
515 | +----------------------------------------------------------------------------*/ | |
516 | void ext_bus_cntlr_init(void) | |
517 | { | |
518 | unsigned long sdr0_pstrp0, sdr0_sdstp1; | |
519 | unsigned long bootstrap_settings, boot_selection, ebc_boot_size; | |
f901a83b | 520 | int computed_boot_device = BOOT_DEVICE_UNKNOWN; |
17f50f22 SR |
521 | unsigned long ebc0_cs0_bnap_value = 0, ebc0_cs0_bncr_value = 0; |
522 | unsigned long ebc0_cs1_bnap_value = 0, ebc0_cs1_bncr_value = 0; | |
523 | unsigned long ebc0_cs2_bnap_value = 0, ebc0_cs2_bncr_value = 0; | |
524 | unsigned long ebc0_cs3_bnap_value = 0, ebc0_cs3_bncr_value = 0; | |
525 | unsigned long ebc0_cs4_bnap_value = 0, ebc0_cs4_bncr_value = 0; | |
526 | ||
527 | ||
528 | /*-------------------------------------------------------------------------+ | |
529 | | | |
530 | | PART 1 : Initialize EBC Bank 5 | |
531 | | ============================== | |
532 | | Bank5 is always associated to the NVRAM/EPLD. | |
533 | | It has to be initialized prior to other banks settings computation since | |
534 | | some board registers values may be needed | |
535 | | | |
536 | +-------------------------------------------------------------------------*/ | |
537 | /* NVRAM - FPGA */ | |
d1c3b275 SR |
538 | mtebc(PB5AP, EBC0_BNAP_NVRAM_FPGA); |
539 | mtebc(PB5CR, EBC0_BNCR_NVRAM_FPGA_CS5); | |
17f50f22 SR |
540 | |
541 | /*-------------------------------------------------------------------------+ | |
542 | | | |
543 | | PART 2 : Determine which boot device was selected | |
544 | | ========================================= | |
545 | | | |
546 | | Read Pin Strap Register in PPC440EP | |
547 | | In case of boot from IIC, read Serial Device Strap Register1 | |
548 | | | |
549 | | Result can either be : | |
550 | | - Boot from EBC 8bits => SMALL FLASH | |
551 | | - Boot from EBC 16bits => Large Flash or SRAM | |
552 | | - Boot from NAND Flash | |
553 | | - Boot from PCI | |
554 | | | |
555 | +-------------------------------------------------------------------------*/ | |
556 | /* Read Pin Strap Register in PPC440EP */ | |
557 | mfsdr(sdr_pstrp0, sdr0_pstrp0); | |
558 | bootstrap_settings = sdr0_pstrp0 & SDR0_PSTRP0_BOOTSTRAP_MASK; | |
559 | ||
560 | /*-------------------------------------------------------------------------+ | |
561 | | PPC440EP Pass1 | |
562 | +-------------------------------------------------------------------------*/ | |
563 | if (is_powerpc440ep_pass1() == TRUE) { | |
564 | switch(bootstrap_settings) { | |
565 | case SDR0_PSTRP0_BOOTSTRAP_SETTINGS0: | |
566 | /* Default Strap Settings 0 : CPU 400 - PLB 133 - Boot EBC 8 bit 33MHz */ | |
567 | /* Boot from Small Flash */ | |
568 | computed_boot_device = BOOT_FROM_SMALL_FLASH; | |
569 | break; | |
570 | case SDR0_PSTRP0_BOOTSTRAP_SETTINGS1: | |
571 | /* Default Strap Settings 1 : CPU 533 - PLB 133 - Boot PCI 66MHz */ | |
572 | /* Boot from PCI */ | |
573 | computed_boot_device = BOOT_FROM_PCI; | |
574 | break; | |
575 | ||
576 | case SDR0_PSTRP0_BOOTSTRAP_SETTINGS2: | |
577 | /* Default Strap Settings 2 : CPU 500 - PLB 100 - Boot NDFC16 66MHz */ | |
578 | /* Boot from Nand Flash */ | |
579 | computed_boot_device = BOOT_FROM_NAND_FLASH0; | |
580 | break; | |
581 | ||
582 | case SDR0_PSTRP0_BOOTSTRAP_SETTINGS3: | |
583 | /* Default Strap Settings 3 : CPU 333 - PLB 133 - Boot EBC 8 bit 66MHz */ | |
584 | /* Boot from Small Flash */ | |
585 | computed_boot_device = BOOT_FROM_SMALL_FLASH; | |
586 | break; | |
587 | ||
588 | case SDR0_PSTRP0_BOOTSTRAP_IIC_A8_EN: | |
589 | case SDR0_PSTRP0_BOOTSTRAP_IIC_A4_EN: | |
590 | /* Boot Settings in IIC EEprom address 0xA8 or 0xA4 */ | |
591 | /* Read Serial Device Strap Register1 in PPC440EP */ | |
d1c3b275 | 592 | mfsdr(SDR0_SDSTP1, sdr0_sdstp1); |
f901a83b WD |
593 | boot_selection = sdr0_sdstp1 & SDR0_SDSTP1_BOOT_SEL_MASK; |
594 | ebc_boot_size = sdr0_sdstp1 & SDR0_SDSTP1_EBC_ROM_BS_MASK; | |
17f50f22 SR |
595 | |
596 | switch(boot_selection) { | |
597 | case SDR0_SDSTP1_BOOT_SEL_EBC: | |
598 | switch(ebc_boot_size) { | |
599 | case SDR0_SDSTP1_EBC_ROM_BS_16BIT: | |
600 | computed_boot_device = BOOT_FROM_LARGE_FLASH_OR_SRAM; | |
601 | break; | |
602 | case SDR0_SDSTP1_EBC_ROM_BS_8BIT: | |
603 | computed_boot_device = BOOT_FROM_SMALL_FLASH; | |
604 | break; | |
605 | } | |
606 | break; | |
607 | ||
608 | case SDR0_SDSTP1_BOOT_SEL_PCI: | |
609 | computed_boot_device = BOOT_FROM_PCI; | |
610 | break; | |
611 | ||
612 | case SDR0_SDSTP1_BOOT_SEL_NDFC: | |
613 | computed_boot_device = BOOT_FROM_NAND_FLASH0; | |
614 | break; | |
615 | } | |
616 | break; | |
617 | } | |
618 | } | |
619 | ||
620 | /*-------------------------------------------------------------------------+ | |
621 | | PPC440EP Pass2 | |
622 | +-------------------------------------------------------------------------*/ | |
623 | else { | |
624 | switch(bootstrap_settings) { | |
625 | case SDR0_PSTRP0_BOOTSTRAP_SETTINGS0: | |
626 | /* Default Strap Settings 0 : CPU 400 - PLB 133 - Boot EBC 8 bit 33MHz */ | |
627 | /* Boot from Small Flash */ | |
628 | computed_boot_device = BOOT_FROM_SMALL_FLASH; | |
629 | break; | |
630 | case SDR0_PSTRP0_BOOTSTRAP_SETTINGS1: | |
631 | /* Default Strap Settings 1 : CPU 333 - PLB 133 - Boot PCI 66MHz */ | |
632 | /* Boot from PCI */ | |
633 | computed_boot_device = BOOT_FROM_PCI; | |
634 | break; | |
635 | ||
636 | case SDR0_PSTRP0_BOOTSTRAP_SETTINGS2: | |
637 | /* Default Strap Settings 2 : CPU 400 - PLB 100 - Boot NDFC16 33MHz */ | |
638 | /* Boot from Nand Flash */ | |
639 | computed_boot_device = BOOT_FROM_NAND_FLASH0; | |
640 | break; | |
641 | ||
642 | case SDR0_PSTRP0_BOOTSTRAP_SETTINGS3: | |
643 | /* Default Strap Settings 3 : CPU 400 - PLB 100 - Boot EBC 16 bit 33MHz */ | |
644 | /* Boot from Large Flash or SRAM */ | |
645 | computed_boot_device = BOOT_FROM_LARGE_FLASH_OR_SRAM; | |
646 | break; | |
647 | ||
648 | case SDR0_PSTRP0_BOOTSTRAP_SETTINGS4: | |
649 | /* Default Strap Settings 4 : CPU 333 - PLB 133 - Boot EBC 16 bit 66MHz */ | |
650 | /* Boot from Large Flash or SRAM */ | |
651 | computed_boot_device = BOOT_FROM_LARGE_FLASH_OR_SRAM; | |
652 | break; | |
653 | ||
654 | case SDR0_PSTRP0_BOOTSTRAP_SETTINGS6: | |
655 | /* Default Strap Settings 6 : CPU 400 - PLB 100 - Boot PCI 33MHz */ | |
656 | /* Boot from PCI */ | |
657 | computed_boot_device = BOOT_FROM_PCI; | |
658 | break; | |
659 | ||
660 | case SDR0_PSTRP0_BOOTSTRAP_IIC_A8_EN: | |
661 | case SDR0_PSTRP0_BOOTSTRAP_IIC_A4_EN: | |
662 | /* Default Strap Settings 5-7 */ | |
663 | /* Boot Settings in IIC EEprom address 0xA8 or 0xA4 */ | |
664 | /* Read Serial Device Strap Register1 in PPC440EP */ | |
d1c3b275 | 665 | mfsdr(SDR0_SDSTP1, sdr0_sdstp1); |
f901a83b WD |
666 | boot_selection = sdr0_sdstp1 & SDR0_SDSTP1_BOOT_SEL_MASK; |
667 | ebc_boot_size = sdr0_sdstp1 & SDR0_SDSTP1_EBC_ROM_BS_MASK; | |
17f50f22 SR |
668 | |
669 | switch(boot_selection) { | |
670 | case SDR0_SDSTP1_BOOT_SEL_EBC: | |
671 | switch(ebc_boot_size) { | |
672 | case SDR0_SDSTP1_EBC_ROM_BS_16BIT: | |
673 | computed_boot_device = BOOT_FROM_LARGE_FLASH_OR_SRAM; | |
674 | break; | |
675 | case SDR0_SDSTP1_EBC_ROM_BS_8BIT: | |
676 | computed_boot_device = BOOT_FROM_SMALL_FLASH; | |
677 | break; | |
678 | } | |
679 | break; | |
680 | ||
681 | case SDR0_SDSTP1_BOOT_SEL_PCI: | |
682 | computed_boot_device = BOOT_FROM_PCI; | |
683 | break; | |
684 | ||
685 | case SDR0_SDSTP1_BOOT_SEL_NDFC: | |
686 | computed_boot_device = BOOT_FROM_NAND_FLASH0; | |
687 | break; | |
688 | } | |
689 | break; | |
690 | } | |
691 | } | |
692 | ||
693 | /*-------------------------------------------------------------------------+ | |
694 | | | |
695 | | PART 3 : Compute EBC settings depending on selected boot device | |
696 | | ====== ====================================================== | |
697 | | | |
698 | | Resulting EBC init will be among following configurations : | |
699 | | | |
700 | | - Boot from EBC 8bits => boot from SMALL FLASH selected | |
f901a83b WD |
701 | | EBC-CS0 = Small Flash |
702 | | EBC-CS1,2,3 = NAND Flash or | |
703 | | Exp.Slot depending on Soft Config | |
704 | | EBC-CS4 = SRAM/Large Flash or | |
705 | | Large Flash/SRAM depending on jumpers | |
706 | | EBC-CS5 = NVRAM / EPLD | |
17f50f22 SR |
707 | | |
708 | | - Boot from EBC 16bits => boot from Large Flash or SRAM selected | |
f901a83b WD |
709 | | EBC-CS0 = SRAM/Large Flash or |
710 | | Large Flash/SRAM depending on jumpers | |
711 | | EBC-CS1,2,3 = NAND Flash or | |
712 | | Exp.Slot depending on Software Configuration | |
713 | | EBC-CS4 = Small Flash | |
714 | | EBC-CS5 = NVRAM / EPLD | |
17f50f22 SR |
715 | | |
716 | | - Boot from NAND Flash | |
f901a83b WD |
717 | | EBC-CS0 = NAND Flash0 |
718 | | EBC-CS1,2,3 = NAND Flash1 | |
719 | | EBC-CS4 = SRAM/Large Flash or | |
720 | | Large Flash/SRAM depending on jumpers | |
721 | | EBC-CS5 = NVRAM / EPLD | |
17f50f22 SR |
722 | | |
723 | | - Boot from PCI | |
f901a83b WD |
724 | | EBC-CS0 = ... |
725 | | EBC-CS1,2,3 = NAND Flash or | |
726 | | Exp.Slot depending on Software Configuration | |
727 | | EBC-CS4 = SRAM/Large Flash or | |
728 | | Large Flash/SRAM or | |
729 | | Small Flash depending on jumpers | |
730 | | EBC-CS5 = NVRAM / EPLD | |
17f50f22 SR |
731 | | |
732 | +-------------------------------------------------------------------------*/ | |
733 | ||
734 | switch(computed_boot_device) { | |
735 | /*------------------------------------------------------------------------- */ | |
f901a83b | 736 | case BOOT_FROM_SMALL_FLASH: |
17f50f22 SR |
737 | /*------------------------------------------------------------------------- */ |
738 | ebc0_cs0_bnap_value = EBC0_BNAP_SMALL_FLASH; | |
739 | ebc0_cs0_bncr_value = EBC0_BNCR_SMALL_FLASH_CS0; | |
740 | if ((is_nand_selected()) == TRUE) { | |
741 | /* NAND Flash */ | |
742 | ebc0_cs1_bnap_value = EBC0_BNAP_NAND_FLASH; | |
743 | ebc0_cs1_bncr_value = EBC0_BNCR_NAND_FLASH_CS1; | |
c57c7980 SR |
744 | ebc0_cs2_bnap_value = EBC0_BNAP_NAND_FLASH; |
745 | ebc0_cs2_bncr_value = EBC0_BNCR_NAND_FLASH_CS2; | |
17f50f22 SR |
746 | ebc0_cs3_bnap_value = 0; |
747 | ebc0_cs3_bncr_value = 0; | |
748 | } else { | |
749 | /* Expansion Slot */ | |
750 | ebc0_cs1_bnap_value = 0; | |
751 | ebc0_cs1_bncr_value = 0; | |
752 | ebc0_cs2_bnap_value = 0; | |
753 | ebc0_cs2_bncr_value = 0; | |
754 | ebc0_cs3_bnap_value = 0; | |
755 | ebc0_cs3_bncr_value = 0; | |
756 | } | |
757 | ebc0_cs4_bnap_value = EBC0_BNAP_LARGE_FLASH_OR_SRAM; | |
758 | ebc0_cs4_bncr_value = EBC0_BNCR_LARGE_FLASH_OR_SRAM_CS4; | |
759 | ||
760 | break; | |
761 | ||
762 | /*------------------------------------------------------------------------- */ | |
f901a83b | 763 | case BOOT_FROM_LARGE_FLASH_OR_SRAM: |
17f50f22 SR |
764 | /*------------------------------------------------------------------------- */ |
765 | ebc0_cs0_bnap_value = EBC0_BNAP_LARGE_FLASH_OR_SRAM; | |
766 | ebc0_cs0_bncr_value = EBC0_BNCR_LARGE_FLASH_OR_SRAM_CS0; | |
767 | if ((is_nand_selected()) == TRUE) { | |
768 | /* NAND Flash */ | |
769 | ebc0_cs1_bnap_value = EBC0_BNAP_NAND_FLASH; | |
770 | ebc0_cs1_bncr_value = EBC0_BNCR_NAND_FLASH_CS1; | |
771 | ebc0_cs2_bnap_value = 0; | |
772 | ebc0_cs2_bncr_value = 0; | |
773 | ebc0_cs3_bnap_value = 0; | |
774 | ebc0_cs3_bncr_value = 0; | |
775 | } else { | |
776 | /* Expansion Slot */ | |
777 | ebc0_cs1_bnap_value = 0; | |
778 | ebc0_cs1_bncr_value = 0; | |
779 | ebc0_cs2_bnap_value = 0; | |
780 | ebc0_cs2_bncr_value = 0; | |
781 | ebc0_cs3_bnap_value = 0; | |
782 | ebc0_cs3_bncr_value = 0; | |
783 | } | |
784 | ebc0_cs4_bnap_value = EBC0_BNAP_SMALL_FLASH; | |
785 | ebc0_cs4_bncr_value = EBC0_BNCR_SMALL_FLASH_CS4; | |
786 | ||
787 | break; | |
788 | ||
789 | /*------------------------------------------------------------------------- */ | |
f901a83b | 790 | case BOOT_FROM_NAND_FLASH0: |
17f50f22 | 791 | /*------------------------------------------------------------------------- */ |
a471db07 SR |
792 | ebc0_cs0_bnap_value = EBC0_BNAP_NAND_FLASH; |
793 | ebc0_cs0_bncr_value = EBC0_BNCR_NAND_FLASH_CS1; | |
17f50f22 | 794 | |
a471db07 SR |
795 | ebc0_cs1_bnap_value = 0; |
796 | ebc0_cs1_bncr_value = 0; | |
17f50f22 SR |
797 | ebc0_cs2_bnap_value = 0; |
798 | ebc0_cs2_bncr_value = 0; | |
799 | ebc0_cs3_bnap_value = 0; | |
800 | ebc0_cs3_bncr_value = 0; | |
801 | ||
802 | /* Large Flash or SRAM */ | |
803 | ebc0_cs4_bnap_value = EBC0_BNAP_LARGE_FLASH_OR_SRAM; | |
804 | ebc0_cs4_bncr_value = EBC0_BNCR_LARGE_FLASH_OR_SRAM_CS4; | |
805 | ||
806 | break; | |
807 | ||
808 | /*------------------------------------------------------------------------- */ | |
f901a83b | 809 | case BOOT_FROM_PCI: |
17f50f22 SR |
810 | /*------------------------------------------------------------------------- */ |
811 | ebc0_cs0_bnap_value = 0; | |
812 | ebc0_cs0_bncr_value = 0; | |
813 | ||
814 | if ((is_nand_selected()) == TRUE) { | |
815 | /* NAND Flash */ | |
816 | ebc0_cs1_bnap_value = EBC0_BNAP_NAND_FLASH; | |
817 | ebc0_cs1_bncr_value = EBC0_BNCR_NAND_FLASH_CS1; | |
818 | ebc0_cs2_bnap_value = 0; | |
819 | ebc0_cs2_bncr_value = 0; | |
820 | ebc0_cs3_bnap_value = 0; | |
821 | ebc0_cs3_bncr_value = 0; | |
822 | } else { | |
823 | /* Expansion Slot */ | |
824 | ebc0_cs1_bnap_value = 0; | |
825 | ebc0_cs1_bncr_value = 0; | |
826 | ebc0_cs2_bnap_value = 0; | |
827 | ebc0_cs2_bncr_value = 0; | |
828 | ebc0_cs3_bnap_value = 0; | |
829 | ebc0_cs3_bncr_value = 0; | |
830 | } | |
831 | ||
832 | if ((config_on_ebc_cs4_is_small_flash()) == TRUE) { | |
833 | /* Small Flash */ | |
834 | ebc0_cs4_bnap_value = EBC0_BNAP_SMALL_FLASH; | |
835 | ebc0_cs4_bncr_value = EBC0_BNCR_SMALL_FLASH_CS4; | |
836 | } else { | |
837 | /* Large Flash or SRAM */ | |
838 | ebc0_cs4_bnap_value = EBC0_BNAP_LARGE_FLASH_OR_SRAM; | |
839 | ebc0_cs4_bncr_value = EBC0_BNCR_LARGE_FLASH_OR_SRAM_CS4; | |
840 | } | |
841 | ||
842 | break; | |
843 | ||
844 | /*------------------------------------------------------------------------- */ | |
f901a83b | 845 | case BOOT_DEVICE_UNKNOWN: |
17f50f22 SR |
846 | /*------------------------------------------------------------------------- */ |
847 | /* Error */ | |
848 | break; | |
849 | ||
850 | } | |
851 | ||
852 | ||
853 | /*-------------------------------------------------------------------------+ | |
854 | | Initialize EBC CONFIG | |
855 | +-------------------------------------------------------------------------*/ | |
d1c3b275 SR |
856 | mtdcr(EBC0_CFGADDR, EBC0_CFG); |
857 | mtdcr(EBC0_CFGDATA, EBC0_CFG_EBTC_DRIVEN | | |
f901a83b WD |
858 | EBC0_CFG_PTD_ENABLED | |
859 | EBC0_CFG_RTC_2048PERCLK | | |
860 | EBC0_CFG_EMPL_LOW | | |
861 | EBC0_CFG_EMPH_LOW | | |
862 | EBC0_CFG_CSTC_DRIVEN | | |
863 | EBC0_CFG_BPF_ONEDW | | |
864 | EBC0_CFG_EMS_8BIT | | |
865 | EBC0_CFG_PME_DISABLED | | |
866 | EBC0_CFG_PMT_ENCODE(0) ); | |
17f50f22 SR |
867 | |
868 | /*-------------------------------------------------------------------------+ | |
869 | | Initialize EBC Bank 0-4 | |
870 | +-------------------------------------------------------------------------*/ | |
871 | /* EBC Bank0 */ | |
d1c3b275 SR |
872 | mtebc(PB0AP, ebc0_cs0_bnap_value); |
873 | mtebc(PB0CR, ebc0_cs0_bncr_value); | |
17f50f22 | 874 | /* EBC Bank1 */ |
d1c3b275 SR |
875 | mtebc(PB1AP, ebc0_cs1_bnap_value); |
876 | mtebc(PB1CR, ebc0_cs1_bncr_value); | |
17f50f22 | 877 | /* EBC Bank2 */ |
d1c3b275 SR |
878 | mtebc(PB2AP, ebc0_cs2_bnap_value); |
879 | mtebc(PB2CR, ebc0_cs2_bncr_value); | |
17f50f22 | 880 | /* EBC Bank3 */ |
d1c3b275 SR |
881 | mtebc(PB3AP, ebc0_cs3_bnap_value); |
882 | mtebc(PB3CR, ebc0_cs3_bncr_value); | |
17f50f22 | 883 | /* EBC Bank4 */ |
d1c3b275 SR |
884 | mtebc(PB4AP, ebc0_cs4_bnap_value); |
885 | mtebc(PB4CR, ebc0_cs4_bncr_value); | |
17f50f22 SR |
886 | |
887 | return; | |
888 | } | |
889 | ||
890 | ||
891 | /*----------------------------------------------------------------------------+ | |
892 | | get_uart_configuration. | |
893 | +----------------------------------------------------------------------------*/ | |
894 | uart_config_nb_t get_uart_configuration(void) | |
8a316c9b | 895 | { |
c57c7980 | 896 | return (L4); |
17f50f22 SR |
897 | } |
898 | ||
899 | /*----------------------------------------------------------------------------+ | |
900 | | set_phy_configuration_through_fpga => to EPLD | |
901 | +----------------------------------------------------------------------------*/ | |
902 | void set_phy_configuration_through_fpga(zmii_config_t config) | |
903 | { | |
904 | ||
905 | unsigned long fpga_selection_reg; | |
906 | ||
907 | fpga_selection_reg = in8(FPGA_SELECTION_1_REG) & ~FPGA_SEL_1_REG_PHY_MASK; | |
908 | ||
909 | switch(config) | |
910 | { | |
f901a83b | 911 | case ZMII_CONFIGURATION_IS_MII: |
17f50f22 SR |
912 | fpga_selection_reg = fpga_selection_reg | FPGA_SEL_1_REG_MII; |
913 | break; | |
f901a83b | 914 | case ZMII_CONFIGURATION_IS_RMII: |
17f50f22 SR |
915 | fpga_selection_reg = fpga_selection_reg | FPGA_SEL_1_REG_RMII; |
916 | break; | |
f901a83b | 917 | case ZMII_CONFIGURATION_IS_SMII: |
17f50f22 SR |
918 | fpga_selection_reg = fpga_selection_reg | FPGA_SEL_1_REG_SMII; |
919 | break; | |
f901a83b WD |
920 | case ZMII_CONFIGURATION_UNKNOWN: |
921 | default: | |
17f50f22 SR |
922 | break; |
923 | } | |
924 | out8(FPGA_SELECTION_1_REG,fpga_selection_reg); | |
8a316c9b SR |
925 | |
926 | } | |
17f50f22 SR |
927 | |
928 | /*----------------------------------------------------------------------------+ | |
929 | | scp_selection_in_fpga. | |
930 | +----------------------------------------------------------------------------*/ | |
931 | void scp_selection_in_fpga(void) | |
932 | { | |
933 | unsigned long fpga_selection_2_reg; | |
934 | ||
935 | fpga_selection_2_reg = in8(FPGA_SELECTION_2_REG) & ~FPGA_SEL2_REG_IIC1_SCP_SEL_MASK; | |
936 | fpga_selection_2_reg |= FPGA_SEL2_REG_SEL_SCP; | |
937 | out8(FPGA_SELECTION_2_REG,fpga_selection_2_reg); | |
938 | } | |
939 | ||
940 | /*----------------------------------------------------------------------------+ | |
941 | | iic1_selection_in_fpga. | |
942 | +----------------------------------------------------------------------------*/ | |
943 | void iic1_selection_in_fpga(void) | |
944 | { | |
945 | unsigned long fpga_selection_2_reg; | |
946 | ||
947 | fpga_selection_2_reg = in8(FPGA_SELECTION_2_REG) & ~FPGA_SEL2_REG_IIC1_SCP_SEL_MASK; | |
948 | fpga_selection_2_reg |= FPGA_SEL2_REG_SEL_IIC1; | |
949 | out8(FPGA_SELECTION_2_REG,fpga_selection_2_reg); | |
950 | } | |
951 | ||
952 | /*----------------------------------------------------------------------------+ | |
953 | | dma_a_b_selection_in_fpga. | |
954 | +----------------------------------------------------------------------------*/ | |
955 | void dma_a_b_selection_in_fpga(void) | |
956 | { | |
957 | unsigned long fpga_selection_2_reg; | |
958 | ||
959 | fpga_selection_2_reg = in8(FPGA_SELECTION_2_REG) | FPGA_SEL2_REG_SEL_DMA_A_B; | |
960 | out8(FPGA_SELECTION_2_REG,fpga_selection_2_reg); | |
961 | } | |
962 | ||
963 | /*----------------------------------------------------------------------------+ | |
964 | | dma_a_b_unselect_in_fpga. | |
965 | +----------------------------------------------------------------------------*/ | |
966 | void dma_a_b_unselect_in_fpga(void) | |
967 | { | |
968 | unsigned long fpga_selection_2_reg; | |
969 | ||
970 | fpga_selection_2_reg = in8(FPGA_SELECTION_2_REG) & ~FPGA_SEL2_REG_SEL_DMA_A_B; | |
971 | out8(FPGA_SELECTION_2_REG,fpga_selection_2_reg); | |
972 | } | |
973 | ||
974 | /*----------------------------------------------------------------------------+ | |
975 | | dma_c_d_selection_in_fpga. | |
976 | +----------------------------------------------------------------------------*/ | |
977 | void dma_c_d_selection_in_fpga(void) | |
978 | { | |
979 | unsigned long fpga_selection_2_reg; | |
980 | ||
981 | fpga_selection_2_reg = in8(FPGA_SELECTION_2_REG) | FPGA_SEL2_REG_SEL_DMA_C_D; | |
982 | out8(FPGA_SELECTION_2_REG,fpga_selection_2_reg); | |
983 | } | |
984 | ||
985 | /*----------------------------------------------------------------------------+ | |
986 | | dma_c_d_unselect_in_fpga. | |
987 | +----------------------------------------------------------------------------*/ | |
988 | void dma_c_d_unselect_in_fpga(void) | |
989 | { | |
990 | unsigned long fpga_selection_2_reg; | |
991 | ||
992 | fpga_selection_2_reg = in8(FPGA_SELECTION_2_REG) & ~FPGA_SEL2_REG_SEL_DMA_C_D; | |
993 | out8(FPGA_SELECTION_2_REG,fpga_selection_2_reg); | |
994 | } | |
995 | ||
996 | /*----------------------------------------------------------------------------+ | |
997 | | usb2_device_selection_in_fpga. | |
998 | +----------------------------------------------------------------------------*/ | |
999 | void usb2_device_selection_in_fpga(void) | |
1000 | { | |
1001 | unsigned long fpga_selection_1_reg; | |
1002 | ||
1003 | fpga_selection_1_reg = in8(FPGA_SELECTION_1_REG) | FPGA_SEL_1_REG_USB2_DEV_SEL; | |
1004 | out8(FPGA_SELECTION_1_REG,fpga_selection_1_reg); | |
1005 | } | |
1006 | ||
1007 | /*----------------------------------------------------------------------------+ | |
1008 | | usb2_device_reset_through_fpga. | |
1009 | +----------------------------------------------------------------------------*/ | |
1010 | void usb2_device_reset_through_fpga(void) | |
1011 | { | |
1012 | /* Perform soft Reset pulse */ | |
1013 | unsigned long fpga_reset_reg; | |
1014 | int i; | |
1015 | ||
1016 | fpga_reset_reg = in8(FPGA_RESET_REG); | |
1017 | out8(FPGA_RESET_REG,fpga_reset_reg | FPGA_RESET_REG_RESET_USB20_DEV); | |
1018 | for (i=0; i<500; i++) | |
1019 | udelay(1000); | |
1020 | out8(FPGA_RESET_REG,fpga_reset_reg); | |
1021 | } | |
1022 | ||
1023 | /*----------------------------------------------------------------------------+ | |
1024 | | usb2_host_selection_in_fpga. | |
1025 | +----------------------------------------------------------------------------*/ | |
1026 | void usb2_host_selection_in_fpga(void) | |
1027 | { | |
1028 | unsigned long fpga_selection_1_reg; | |
1029 | ||
1030 | fpga_selection_1_reg = in8(FPGA_SELECTION_1_REG) | FPGA_SEL_1_REG_USB2_HOST_SEL; | |
1031 | out8(FPGA_SELECTION_1_REG,fpga_selection_1_reg); | |
1032 | } | |
1033 | ||
1034 | /*----------------------------------------------------------------------------+ | |
1035 | | ndfc_selection_in_fpga. | |
1036 | +----------------------------------------------------------------------------*/ | |
1037 | void ndfc_selection_in_fpga(void) | |
1038 | { | |
1039 | unsigned long fpga_selection_1_reg; | |
1040 | ||
1041 | fpga_selection_1_reg = in8(FPGA_SELECTION_1_REG) &~FPGA_SEL_1_REG_NF_SELEC_MASK; | |
1042 | fpga_selection_1_reg |= FPGA_SEL_1_REG_NF0_SEL_BY_NFCS1; | |
c57c7980 | 1043 | fpga_selection_1_reg |= FPGA_SEL_1_REG_NF1_SEL_BY_NFCS2; |
17f50f22 SR |
1044 | out8(FPGA_SELECTION_1_REG,fpga_selection_1_reg); |
1045 | } | |
1046 | ||
1047 | /*----------------------------------------------------------------------------+ | |
1048 | | uart_selection_in_fpga. | |
1049 | +----------------------------------------------------------------------------*/ | |
1050 | void uart_selection_in_fpga(uart_config_nb_t uart_config) | |
1051 | { | |
1052 | /* FPGA register */ | |
f901a83b | 1053 | unsigned char fpga_selection_3_reg; |
17f50f22 SR |
1054 | |
1055 | /* Read FPGA Reagister */ | |
1056 | fpga_selection_3_reg = in8(FPGA_SELECTION_3_REG); | |
1057 | ||
1058 | switch (uart_config) | |
1059 | { | |
1060 | case L1: | |
1061 | /* ----------------------------------------------------------------------- */ | |
f901a83b | 1062 | /* L1 configuration: UART0 = 8 pins */ |
17f50f22 SR |
1063 | /* ----------------------------------------------------------------------- */ |
1064 | /* Configure FPGA */ | |
f901a83b WD |
1065 | fpga_selection_3_reg = fpga_selection_3_reg & ~FPGA_SEL3_REG_SEL_UART_CONFIG_MASK; |
1066 | fpga_selection_3_reg = fpga_selection_3_reg | FPGA_SEL3_REG_SEL_UART_CONFIG1; | |
17f50f22 SR |
1067 | out8(FPGA_SELECTION_3_REG, fpga_selection_3_reg); |
1068 | ||
1069 | break; | |
1070 | ||
1071 | case L2: | |
1072 | /* ----------------------------------------------------------------------- */ | |
f901a83b WD |
1073 | /* L2 configuration: UART0 = 4 pins */ |
1074 | /* UART1 = 4 pins */ | |
17f50f22 SR |
1075 | /* ----------------------------------------------------------------------- */ |
1076 | /* Configure FPGA */ | |
f901a83b WD |
1077 | fpga_selection_3_reg = fpga_selection_3_reg & ~FPGA_SEL3_REG_SEL_UART_CONFIG_MASK; |
1078 | fpga_selection_3_reg = fpga_selection_3_reg | FPGA_SEL3_REG_SEL_UART_CONFIG2; | |
17f50f22 SR |
1079 | out8(FPGA_SELECTION_3_REG, fpga_selection_3_reg); |
1080 | ||
1081 | break; | |
1082 | ||
1083 | case L3: | |
1084 | /* ----------------------------------------------------------------------- */ | |
f901a83b WD |
1085 | /* L3 configuration: UART0 = 4 pins */ |
1086 | /* UART1 = 2 pins */ | |
1087 | /* UART2 = 2 pins */ | |
17f50f22 SR |
1088 | /* ----------------------------------------------------------------------- */ |
1089 | /* Configure FPGA */ | |
f901a83b WD |
1090 | fpga_selection_3_reg = fpga_selection_3_reg & ~FPGA_SEL3_REG_SEL_UART_CONFIG_MASK; |
1091 | fpga_selection_3_reg = fpga_selection_3_reg | FPGA_SEL3_REG_SEL_UART_CONFIG3; | |
17f50f22 SR |
1092 | out8(FPGA_SELECTION_3_REG, fpga_selection_3_reg); |
1093 | break; | |
1094 | ||
1095 | case L4: | |
1096 | /* Configure FPGA */ | |
f901a83b WD |
1097 | fpga_selection_3_reg = fpga_selection_3_reg & ~FPGA_SEL3_REG_SEL_UART_CONFIG_MASK; |
1098 | fpga_selection_3_reg = fpga_selection_3_reg | FPGA_SEL3_REG_SEL_UART_CONFIG4; | |
17f50f22 SR |
1099 | out8(FPGA_SELECTION_3_REG, fpga_selection_3_reg); |
1100 | ||
1101 | break; | |
1102 | ||
1103 | default: | |
1104 | /* Unsupported UART configuration number */ | |
1105 | for (;;) | |
1106 | ; | |
1107 | break; | |
1108 | ||
1109 | } | |
1110 | } | |
1111 | ||
1112 | ||
1113 | /*----------------------------------------------------------------------------+ | |
1114 | | init_default_gpio | |
1115 | +----------------------------------------------------------------------------*/ | |
d2f68006 | 1116 | void init_default_gpio(gpio_param_s (*gpio_tab)[GPIO_MAX]) |
17f50f22 SR |
1117 | { |
1118 | int i; | |
1119 | ||
1120 | /* Init GPIO0 */ | |
1121 | for(i=0; i<GPIO_MAX; i++) | |
1122 | { | |
f901a83b | 1123 | gpio_tab[GPIO0][i].add = GPIO0_BASE; |
17f50f22 SR |
1124 | gpio_tab[GPIO0][i].in_out = GPIO_DIS; |
1125 | gpio_tab[GPIO0][i].alt_nb = GPIO_SEL; | |
1126 | } | |
1127 | ||
1128 | /* Init GPIO1 */ | |
1129 | for(i=0; i<GPIO_MAX; i++) | |
1130 | { | |
f901a83b | 1131 | gpio_tab[GPIO1][i].add = GPIO1_BASE; |
17f50f22 SR |
1132 | gpio_tab[GPIO1][i].in_out = GPIO_DIS; |
1133 | gpio_tab[GPIO1][i].alt_nb = GPIO_SEL; | |
1134 | } | |
1135 | ||
1136 | /* EBC_CS_N(5) - GPIO0_10 */ | |
1137 | gpio_tab[GPIO0][10].in_out = GPIO_OUT; | |
1138 | gpio_tab[GPIO0][10].alt_nb = GPIO_ALT1; | |
1139 | ||
1140 | /* EBC_CS_N(4) - GPIO0_9 */ | |
1141 | gpio_tab[GPIO0][9].in_out = GPIO_OUT; | |
1142 | gpio_tab[GPIO0][9].alt_nb = GPIO_ALT1; | |
1143 | } | |
1144 | ||
1145 | /*----------------------------------------------------------------------------+ | |
1146 | | update_uart_ios | |
1147 | +------------------------------------------------------------------------------ | |
1148 | | | |
1149 | | Set UART Configuration in PowerPC440EP | |
1150 | | | |
1151 | | +---------------------------------------------------------------------+ | |
f901a83b WD |
1152 | | | Configuartion | Connector | Nb of pins | Pins | Associated | |
1153 | | | Number | Port Name | available | naming | CORE | | |
17f50f22 | 1154 | | +-----------------+---------------+------------+--------+-------------+ |
f901a83b | 1155 | | | L1 | Port_A | 8 | UART | UART core 0 | |
17f50f22 | 1156 | | +-----------------+---------------+------------+--------+-------------+ |
f901a83b WD |
1157 | | | L2 | Port_A | 4 | UART1 | UART core 0 | |
1158 | | | (L2D) | Port_B | 4 | UART2 | UART core 1 | | |
17f50f22 | 1159 | | +-----------------+---------------+------------+--------+-------------+ |
f901a83b WD |
1160 | | | L3 | Port_A | 4 | UART1 | UART core 0 | |
1161 | | | (L3D) | Port_B | 2 | UART2 | UART core 1 | | |
1162 | | | | Port_C | 2 | UART3 | UART core 2 | | |
17f50f22 | 1163 | | +-----------------+---------------+------------+--------+-------------+ |
f901a83b WD |
1164 | | | | Port_A | 2 | UART1 | UART core 0 | |
1165 | | | L4 | Port_B | 2 | UART2 | UART core 1 | | |
1166 | | | (L4D) | Port_C | 2 | UART3 | UART core 2 | | |
1167 | | | | Port_D | 2 | UART4 | UART core 3 | | |
17f50f22 SR |
1168 | | +-----------------+---------------+------------+--------+-------------+ |
1169 | | | |
1170 | | Involved GPIOs | |
1171 | | | |
1172 | | +------------------------------------------------------------------------------+ | |
f901a83b | 1173 | | | GPIO | Aternate 1 | I/O | Alternate 2 | I/O | Alternate 3 | I/O | |
17f50f22 | 1174 | | +---------+------------------+-----+-----------------+-----+-------------+-----+ |
f901a83b WD |
1175 | | | GPIO1_2 | UART0_DCD_N | I | UART1_DSR_CTS_N | I | UART2_SOUT | O | |
1176 | | | GPIO1_3 | UART0_8PIN_DSR_N | I | UART1_RTS_DTR_N | O | UART2_SIN | I | | |
1177 | | | GPIO1_4 | UART0_8PIN_CTS_N | I | NA | NA | UART3_SIN | I | | |
1178 | | | GPIO1_5 | UART0_RTS_N | O | NA | NA | UART3_SOUT | O | | |
1179 | | | GPIO1_6 | UART0_DTR_N | O | UART1_SOUT | O | NA | NA | | |
1180 | | | GPIO1_7 | UART0_RI_N | I | UART1_SIN | I | NA | NA | | |
17f50f22 SR |
1181 | | +------------------------------------------------------------------------------+ |
1182 | | | |
1183 | | | |
1184 | +----------------------------------------------------------------------------*/ | |
1185 | ||
d2f68006 | 1186 | void update_uart_ios(uart_config_nb_t uart_config, gpio_param_s (*gpio_tab)[GPIO_MAX]) |
17f50f22 SR |
1187 | { |
1188 | switch (uart_config) | |
1189 | { | |
1190 | case L1: | |
1191 | /* ----------------------------------------------------------------------- */ | |
f901a83b | 1192 | /* L1 configuration: UART0 = 8 pins */ |
17f50f22 SR |
1193 | /* ----------------------------------------------------------------------- */ |
1194 | /* Update GPIO Configuration Table */ | |
1195 | gpio_tab[GPIO1][2].in_out = GPIO_IN; | |
1196 | gpio_tab[GPIO1][2].alt_nb = GPIO_ALT1; | |
1197 | ||
1198 | gpio_tab[GPIO1][3].in_out = GPIO_IN; | |
1199 | gpio_tab[GPIO1][3].alt_nb = GPIO_ALT1; | |
1200 | ||
1201 | gpio_tab[GPIO1][4].in_out = GPIO_IN; | |
1202 | gpio_tab[GPIO1][4].alt_nb = GPIO_ALT1; | |
1203 | ||
1204 | gpio_tab[GPIO1][5].in_out = GPIO_OUT; | |
1205 | gpio_tab[GPIO1][5].alt_nb = GPIO_ALT1; | |
1206 | ||
1207 | gpio_tab[GPIO1][6].in_out = GPIO_OUT; | |
1208 | gpio_tab[GPIO1][6].alt_nb = GPIO_ALT1; | |
1209 | ||
1210 | gpio_tab[GPIO1][7].in_out = GPIO_IN; | |
1211 | gpio_tab[GPIO1][7].alt_nb = GPIO_ALT1; | |
1212 | ||
1213 | break; | |
1214 | ||
1215 | case L2: | |
1216 | /* ----------------------------------------------------------------------- */ | |
f901a83b WD |
1217 | /* L2 configuration: UART0 = 4 pins */ |
1218 | /* UART1 = 4 pins */ | |
17f50f22 SR |
1219 | /* ----------------------------------------------------------------------- */ |
1220 | /* Update GPIO Configuration Table */ | |
1221 | gpio_tab[GPIO1][2].in_out = GPIO_IN; | |
1222 | gpio_tab[GPIO1][2].alt_nb = GPIO_ALT2; | |
1223 | ||
1224 | gpio_tab[GPIO1][3].in_out = GPIO_OUT; | |
1225 | gpio_tab[GPIO1][3].alt_nb = GPIO_ALT2; | |
1226 | ||
1227 | gpio_tab[GPIO1][4].in_out = GPIO_IN; | |
1228 | gpio_tab[GPIO1][4].alt_nb = GPIO_ALT1; | |
1229 | ||
1230 | gpio_tab[GPIO1][5].in_out = GPIO_OUT; | |
1231 | gpio_tab[GPIO1][5].alt_nb = GPIO_ALT1; | |
1232 | ||
1233 | gpio_tab[GPIO1][6].in_out = GPIO_OUT; | |
1234 | gpio_tab[GPIO1][6].alt_nb = GPIO_ALT2; | |
1235 | ||
1236 | gpio_tab[GPIO1][7].in_out = GPIO_IN; | |
1237 | gpio_tab[GPIO1][7].alt_nb = GPIO_ALT2; | |
1238 | ||
1239 | break; | |
1240 | ||
1241 | case L3: | |
1242 | /* ----------------------------------------------------------------------- */ | |
f901a83b WD |
1243 | /* L3 configuration: UART0 = 4 pins */ |
1244 | /* UART1 = 2 pins */ | |
1245 | /* UART2 = 2 pins */ | |
17f50f22 SR |
1246 | /* ----------------------------------------------------------------------- */ |
1247 | /* Update GPIO Configuration Table */ | |
1248 | gpio_tab[GPIO1][2].in_out = GPIO_OUT; | |
1249 | gpio_tab[GPIO1][2].alt_nb = GPIO_ALT3; | |
1250 | ||
1251 | gpio_tab[GPIO1][3].in_out = GPIO_IN; | |
1252 | gpio_tab[GPIO1][3].alt_nb = GPIO_ALT3; | |
1253 | ||
1254 | gpio_tab[GPIO1][4].in_out = GPIO_IN; | |
1255 | gpio_tab[GPIO1][4].alt_nb = GPIO_ALT1; | |
1256 | ||
1257 | gpio_tab[GPIO1][5].in_out = GPIO_OUT; | |
1258 | gpio_tab[GPIO1][5].alt_nb = GPIO_ALT1; | |
1259 | ||
1260 | gpio_tab[GPIO1][6].in_out = GPIO_OUT; | |
1261 | gpio_tab[GPIO1][6].alt_nb = GPIO_ALT2; | |
1262 | ||
1263 | gpio_tab[GPIO1][7].in_out = GPIO_IN; | |
1264 | gpio_tab[GPIO1][7].alt_nb = GPIO_ALT2; | |
1265 | ||
1266 | break; | |
1267 | ||
1268 | case L4: | |
1269 | /* ----------------------------------------------------------------------- */ | |
f901a83b WD |
1270 | /* L4 configuration: UART0 = 2 pins */ |
1271 | /* UART1 = 2 pins */ | |
1272 | /* UART2 = 2 pins */ | |
1273 | /* UART3 = 2 pins */ | |
17f50f22 SR |
1274 | /* ----------------------------------------------------------------------- */ |
1275 | /* Update GPIO Configuration Table */ | |
1276 | gpio_tab[GPIO1][2].in_out = GPIO_OUT; | |
1277 | gpio_tab[GPIO1][2].alt_nb = GPIO_ALT3; | |
1278 | ||
1279 | gpio_tab[GPIO1][3].in_out = GPIO_IN; | |
1280 | gpio_tab[GPIO1][3].alt_nb = GPIO_ALT3; | |
1281 | ||
1282 | gpio_tab[GPIO1][4].in_out = GPIO_IN; | |
1283 | gpio_tab[GPIO1][4].alt_nb = GPIO_ALT3; | |
1284 | ||
1285 | gpio_tab[GPIO1][5].in_out = GPIO_OUT; | |
1286 | gpio_tab[GPIO1][5].alt_nb = GPIO_ALT3; | |
1287 | ||
1288 | gpio_tab[GPIO1][6].in_out = GPIO_OUT; | |
1289 | gpio_tab[GPIO1][6].alt_nb = GPIO_ALT2; | |
1290 | ||
1291 | gpio_tab[GPIO1][7].in_out = GPIO_IN; | |
1292 | gpio_tab[GPIO1][7].alt_nb = GPIO_ALT2; | |
1293 | ||
1294 | break; | |
1295 | ||
1296 | default: | |
1297 | /* Unsupported UART configuration number */ | |
1298 | printf("ERROR - Unsupported UART configuration number.\n\n"); | |
1299 | for (;;) | |
1300 | ; | |
1301 | break; | |
1302 | ||
1303 | } | |
1304 | ||
1305 | /* Set input Selection Register on Alt_Receive for UART Input Core */ | |
1306 | out32(GPIO1_IS1L, (in32(GPIO1_IS1L) | 0x0FC30000)); | |
1307 | out32(GPIO1_IS2L, (in32(GPIO1_IS2L) | 0x0C030000)); | |
1308 | out32(GPIO1_IS3L, (in32(GPIO1_IS3L) | 0x03C00000)); | |
1309 | } | |
1310 | ||
1311 | /*----------------------------------------------------------------------------+ | |
1312 | | update_ndfc_ios(void). | |
1313 | +----------------------------------------------------------------------------*/ | |
d2f68006 | 1314 | void update_ndfc_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) |
17f50f22 | 1315 | { |
f901a83b WD |
1316 | /* Update GPIO Configuration Table */ |
1317 | gpio_tab[GPIO0][6].in_out = GPIO_OUT; /* EBC_CS_N(1) */ | |
1318 | gpio_tab[GPIO0][6].alt_nb = GPIO_ALT1; | |
17f50f22 | 1319 | |
f901a83b | 1320 | gpio_tab[GPIO0][7].in_out = GPIO_OUT; /* EBC_CS_N(2) */ |
17f50f22 SR |
1321 | gpio_tab[GPIO0][7].alt_nb = GPIO_ALT1; |
1322 | ||
a471db07 | 1323 | #if 0 |
f901a83b | 1324 | gpio_tab[GPIO0][7].in_out = GPIO_OUT; /* EBC_CS_N(3) */ |
17f50f22 | 1325 | gpio_tab[GPIO0][7].alt_nb = GPIO_ALT1; |
8a316c9b | 1326 | #endif |
17f50f22 SR |
1327 | } |
1328 | ||
1329 | /*----------------------------------------------------------------------------+ | |
1330 | | update_zii_ios(void). | |
1331 | +----------------------------------------------------------------------------*/ | |
d2f68006 | 1332 | void update_zii_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) |
17f50f22 | 1333 | { |
f901a83b WD |
1334 | /* Update GPIO Configuration Table */ |
1335 | gpio_tab[GPIO0][12].in_out = GPIO_IN; /* ZII_p0Rxd(0) */ | |
1336 | gpio_tab[GPIO0][12].alt_nb = GPIO_ALT1; | |
17f50f22 | 1337 | |
f901a83b WD |
1338 | gpio_tab[GPIO0][13].in_out = GPIO_IN; /* ZII_p0Rxd(1) */ |
1339 | gpio_tab[GPIO0][13].alt_nb = GPIO_ALT1; | |
17f50f22 | 1340 | |
f901a83b WD |
1341 | gpio_tab[GPIO0][14].in_out = GPIO_IN; /* ZII_p0Rxd(2) */ |
1342 | gpio_tab[GPIO0][14].alt_nb = GPIO_ALT1; | |
17f50f22 | 1343 | |
f901a83b WD |
1344 | gpio_tab[GPIO0][15].in_out = GPIO_IN; /* ZII_p0Rxd(3) */ |
1345 | gpio_tab[GPIO0][15].alt_nb = GPIO_ALT1; | |
17f50f22 | 1346 | |
f901a83b WD |
1347 | gpio_tab[GPIO0][16].in_out = GPIO_OUT; /* ZII_p0Txd(0) */ |
1348 | gpio_tab[GPIO0][16].alt_nb = GPIO_ALT1; | |
17f50f22 | 1349 | |
f901a83b WD |
1350 | gpio_tab[GPIO0][17].in_out = GPIO_OUT; /* ZII_p0Txd(1) */ |
1351 | gpio_tab[GPIO0][17].alt_nb = GPIO_ALT1; | |
17f50f22 | 1352 | |
f901a83b WD |
1353 | gpio_tab[GPIO0][18].in_out = GPIO_OUT; /* ZII_p0Txd(2) */ |
1354 | gpio_tab[GPIO0][18].alt_nb = GPIO_ALT1; | |
17f50f22 | 1355 | |
f901a83b WD |
1356 | gpio_tab[GPIO0][19].in_out = GPIO_OUT; /* ZII_p0Txd(3) */ |
1357 | gpio_tab[GPIO0][19].alt_nb = GPIO_ALT1; | |
17f50f22 | 1358 | |
f901a83b WD |
1359 | gpio_tab[GPIO0][20].in_out = GPIO_IN; /* ZII_p0Rx_er */ |
1360 | gpio_tab[GPIO0][20].alt_nb = GPIO_ALT1; | |
17f50f22 | 1361 | |
f901a83b WD |
1362 | gpio_tab[GPIO0][21].in_out = GPIO_IN; /* ZII_p0Rx_dv */ |
1363 | gpio_tab[GPIO0][21].alt_nb = GPIO_ALT1; | |
17f50f22 | 1364 | |
f901a83b WD |
1365 | gpio_tab[GPIO0][22].in_out = GPIO_IN; /* ZII_p0Crs */ |
1366 | gpio_tab[GPIO0][22].alt_nb = GPIO_ALT1; | |
17f50f22 | 1367 | |
f901a83b WD |
1368 | gpio_tab[GPIO0][23].in_out = GPIO_OUT; /* ZII_p0Tx_er */ |
1369 | gpio_tab[GPIO0][23].alt_nb = GPIO_ALT1; | |
17f50f22 | 1370 | |
f901a83b WD |
1371 | gpio_tab[GPIO0][24].in_out = GPIO_OUT; /* ZII_p0Tx_en */ |
1372 | gpio_tab[GPIO0][24].alt_nb = GPIO_ALT1; | |
17f50f22 | 1373 | |
f901a83b WD |
1374 | gpio_tab[GPIO0][25].in_out = GPIO_IN; /* ZII_p0Col */ |
1375 | gpio_tab[GPIO0][25].alt_nb = GPIO_ALT1; | |
17f50f22 SR |
1376 | |
1377 | } | |
1378 | ||
1379 | /*----------------------------------------------------------------------------+ | |
1380 | | update_uic_0_3_irq_ios(). | |
1381 | +----------------------------------------------------------------------------*/ | |
d2f68006 | 1382 | void update_uic_0_3_irq_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) |
17f50f22 | 1383 | { |
f901a83b | 1384 | gpio_tab[GPIO1][8].in_out = GPIO_IN; /* UIC_IRQ(0) */ |
17f50f22 SR |
1385 | gpio_tab[GPIO1][8].alt_nb = GPIO_ALT1; |
1386 | ||
f901a83b | 1387 | gpio_tab[GPIO1][9].in_out = GPIO_IN; /* UIC_IRQ(1) */ |
17f50f22 SR |
1388 | gpio_tab[GPIO1][9].alt_nb = GPIO_ALT1; |
1389 | ||
f901a83b | 1390 | gpio_tab[GPIO1][10].in_out = GPIO_IN; /* UIC_IRQ(2) */ |
17f50f22 SR |
1391 | gpio_tab[GPIO1][10].alt_nb = GPIO_ALT1; |
1392 | ||
f901a83b | 1393 | gpio_tab[GPIO1][11].in_out = GPIO_IN; /* UIC_IRQ(3) */ |
17f50f22 SR |
1394 | gpio_tab[GPIO1][11].alt_nb = GPIO_ALT1; |
1395 | } | |
1396 | ||
1397 | /*----------------------------------------------------------------------------+ | |
1398 | | update_uic_4_9_irq_ios(). | |
1399 | +----------------------------------------------------------------------------*/ | |
d2f68006 | 1400 | void update_uic_4_9_irq_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) |
17f50f22 | 1401 | { |
f901a83b | 1402 | gpio_tab[GPIO1][12].in_out = GPIO_IN; /* UIC_IRQ(4) */ |
17f50f22 SR |
1403 | gpio_tab[GPIO1][12].alt_nb = GPIO_ALT1; |
1404 | ||
f901a83b | 1405 | gpio_tab[GPIO1][13].in_out = GPIO_IN; /* UIC_IRQ(6) */ |
17f50f22 SR |
1406 | gpio_tab[GPIO1][13].alt_nb = GPIO_ALT1; |
1407 | ||
f901a83b | 1408 | gpio_tab[GPIO1][14].in_out = GPIO_IN; /* UIC_IRQ(7) */ |
17f50f22 SR |
1409 | gpio_tab[GPIO1][14].alt_nb = GPIO_ALT1; |
1410 | ||
f901a83b | 1411 | gpio_tab[GPIO1][15].in_out = GPIO_IN; /* UIC_IRQ(8) */ |
17f50f22 SR |
1412 | gpio_tab[GPIO1][15].alt_nb = GPIO_ALT1; |
1413 | ||
f901a83b | 1414 | gpio_tab[GPIO1][16].in_out = GPIO_IN; /* UIC_IRQ(9) */ |
17f50f22 SR |
1415 | gpio_tab[GPIO1][16].alt_nb = GPIO_ALT1; |
1416 | } | |
1417 | ||
1418 | /*----------------------------------------------------------------------------+ | |
1419 | | update_dma_a_b_ios(). | |
1420 | +----------------------------------------------------------------------------*/ | |
d2f68006 | 1421 | void update_dma_a_b_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) |
17f50f22 | 1422 | { |
f901a83b | 1423 | gpio_tab[GPIO1][12].in_out = GPIO_OUT; /* DMA_ACK(1) */ |
17f50f22 SR |
1424 | gpio_tab[GPIO1][12].alt_nb = GPIO_ALT2; |
1425 | ||
f901a83b | 1426 | gpio_tab[GPIO1][13].in_out = GPIO_BI; /* DMA_EOT/TC(1) */ |
17f50f22 SR |
1427 | gpio_tab[GPIO1][13].alt_nb = GPIO_ALT2; |
1428 | ||
f901a83b | 1429 | gpio_tab[GPIO1][14].in_out = GPIO_IN; /* DMA_REQ(0) */ |
17f50f22 SR |
1430 | gpio_tab[GPIO1][14].alt_nb = GPIO_ALT2; |
1431 | ||
f901a83b | 1432 | gpio_tab[GPIO1][15].in_out = GPIO_OUT; /* DMA_ACK(0) */ |
17f50f22 SR |
1433 | gpio_tab[GPIO1][15].alt_nb = GPIO_ALT2; |
1434 | ||
f901a83b | 1435 | gpio_tab[GPIO1][16].in_out = GPIO_BI; /* DMA_EOT/TC(0) */ |
17f50f22 SR |
1436 | gpio_tab[GPIO1][16].alt_nb = GPIO_ALT2; |
1437 | } | |
1438 | ||
1439 | /*----------------------------------------------------------------------------+ | |
1440 | | update_dma_c_d_ios(). | |
1441 | +----------------------------------------------------------------------------*/ | |
d2f68006 | 1442 | void update_dma_c_d_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) |
17f50f22 | 1443 | { |
f901a83b | 1444 | gpio_tab[GPIO0][0].in_out = GPIO_IN; /* DMA_REQ(2) */ |
17f50f22 SR |
1445 | gpio_tab[GPIO0][0].alt_nb = GPIO_ALT2; |
1446 | ||
f901a83b | 1447 | gpio_tab[GPIO0][1].in_out = GPIO_OUT; /* DMA_ACK(2) */ |
17f50f22 SR |
1448 | gpio_tab[GPIO0][1].alt_nb = GPIO_ALT2; |
1449 | ||
f901a83b | 1450 | gpio_tab[GPIO0][2].in_out = GPIO_BI; /* DMA_EOT/TC(2) */ |
17f50f22 SR |
1451 | gpio_tab[GPIO0][2].alt_nb = GPIO_ALT2; |
1452 | ||
f901a83b | 1453 | gpio_tab[GPIO0][3].in_out = GPIO_IN; /* DMA_REQ(3) */ |
17f50f22 SR |
1454 | gpio_tab[GPIO0][3].alt_nb = GPIO_ALT2; |
1455 | ||
f901a83b | 1456 | gpio_tab[GPIO0][4].in_out = GPIO_OUT; /* DMA_ACK(3) */ |
17f50f22 SR |
1457 | gpio_tab[GPIO0][4].alt_nb = GPIO_ALT2; |
1458 | ||
f901a83b | 1459 | gpio_tab[GPIO0][5].in_out = GPIO_BI; /* DMA_EOT/TC(3) */ |
17f50f22 SR |
1460 | gpio_tab[GPIO0][5].alt_nb = GPIO_ALT2; |
1461 | ||
1462 | } | |
1463 | ||
1464 | /*----------------------------------------------------------------------------+ | |
1465 | | update_ebc_master_ios(). | |
1466 | +----------------------------------------------------------------------------*/ | |
d2f68006 | 1467 | void update_ebc_master_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) |
17f50f22 | 1468 | { |
f901a83b | 1469 | gpio_tab[GPIO0][27].in_out = GPIO_IN; /* EXT_EBC_REQ */ |
17f50f22 SR |
1470 | gpio_tab[GPIO0][27].alt_nb = GPIO_ALT1; |
1471 | ||
f901a83b | 1472 | gpio_tab[GPIO0][29].in_out = GPIO_OUT; /* EBC_EXT_HDLA */ |
17f50f22 SR |
1473 | gpio_tab[GPIO0][29].alt_nb = GPIO_ALT1; |
1474 | ||
f901a83b | 1475 | gpio_tab[GPIO0][30].in_out = GPIO_OUT; /* EBC_EXT_ACK */ |
17f50f22 SR |
1476 | gpio_tab[GPIO0][30].alt_nb = GPIO_ALT1; |
1477 | ||
f901a83b | 1478 | gpio_tab[GPIO0][31].in_out = GPIO_OUT; /* EBC_EXR_BUSREQ */ |
17f50f22 SR |
1479 | gpio_tab[GPIO0][31].alt_nb = GPIO_ALT1; |
1480 | } | |
1481 | ||
1482 | /*----------------------------------------------------------------------------+ | |
1483 | | update_usb2_device_ios(). | |
1484 | +----------------------------------------------------------------------------*/ | |
d2f68006 | 1485 | void update_usb2_device_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) |
17f50f22 | 1486 | { |
f901a83b | 1487 | gpio_tab[GPIO0][26].in_out = GPIO_IN; /* USB2D_RXVALID */ |
17f50f22 SR |
1488 | gpio_tab[GPIO0][26].alt_nb = GPIO_ALT2; |
1489 | ||
f901a83b | 1490 | gpio_tab[GPIO0][27].in_out = GPIO_IN; /* USB2D_RXERROR */ |
17f50f22 SR |
1491 | gpio_tab[GPIO0][27].alt_nb = GPIO_ALT2; |
1492 | ||
f901a83b | 1493 | gpio_tab[GPIO0][28].in_out = GPIO_OUT; /* USB2D_TXVALID */ |
17f50f22 SR |
1494 | gpio_tab[GPIO0][28].alt_nb = GPIO_ALT2; |
1495 | ||
f901a83b | 1496 | gpio_tab[GPIO0][29].in_out = GPIO_OUT; /* USB2D_PAD_SUSPNDM */ |
17f50f22 SR |
1497 | gpio_tab[GPIO0][29].alt_nb = GPIO_ALT2; |
1498 | ||
f901a83b | 1499 | gpio_tab[GPIO0][30].in_out = GPIO_OUT; /* USB2D_XCVRSELECT */ |
17f50f22 SR |
1500 | gpio_tab[GPIO0][30].alt_nb = GPIO_ALT2; |
1501 | ||
f901a83b | 1502 | gpio_tab[GPIO0][31].in_out = GPIO_OUT; /* USB2D_TERMSELECT */ |
17f50f22 SR |
1503 | gpio_tab[GPIO0][31].alt_nb = GPIO_ALT2; |
1504 | ||
f901a83b | 1505 | gpio_tab[GPIO1][0].in_out = GPIO_OUT; /* USB2D_OPMODE0 */ |
17f50f22 SR |
1506 | gpio_tab[GPIO1][0].alt_nb = GPIO_ALT1; |
1507 | ||
f901a83b | 1508 | gpio_tab[GPIO1][1].in_out = GPIO_OUT; /* USB2D_OPMODE1 */ |
17f50f22 SR |
1509 | gpio_tab[GPIO1][1].alt_nb = GPIO_ALT1; |
1510 | ||
1511 | } | |
1512 | ||
1513 | /*----------------------------------------------------------------------------+ | |
1514 | | update_pci_patch_ios(). | |
1515 | +----------------------------------------------------------------------------*/ | |
d2f68006 | 1516 | void update_pci_patch_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) |
17f50f22 | 1517 | { |
f901a83b | 1518 | gpio_tab[GPIO0][29].in_out = GPIO_OUT; /* EBC_EXT_HDLA */ |
17f50f22 SR |
1519 | gpio_tab[GPIO0][29].alt_nb = GPIO_ALT1; |
1520 | } | |
1521 | ||
1522 | /*----------------------------------------------------------------------------+ | |
d2f68006 EO |
1523 | | set_chip_gpio_configuration(unsigned char gpio_core, |
1524 | | gpio_param_s (*gpio_tab)[GPIO_MAX]) | |
17f50f22 SR |
1525 | | Put the core impacted by clock modification and sharing in reset. |
1526 | | Config the select registers to resolve the sharing depending of the config. | |
1527 | | Configure the GPIO registers. | |
1528 | | | |
1529 | +----------------------------------------------------------------------------*/ | |
d2f68006 | 1530 | void set_chip_gpio_configuration(unsigned char gpio_core, gpio_param_s (*gpio_tab)[GPIO_MAX]) |
17f50f22 SR |
1531 | { |
1532 | unsigned char i=0, j=0, reg_offset = 0; | |
1533 | unsigned long gpio_reg, gpio_core_add; | |
1534 | ||
1535 | /* GPIO config of the GPIOs 0 to 31 */ | |
1536 | for (i=0; i<GPIO_MAX; i++, j++) | |
1537 | { | |
1538 | if (i == GPIO_MAX/2) | |
1539 | { | |
1540 | reg_offset = 4; | |
1541 | j = i-16; | |
1542 | } | |
1543 | ||
1544 | gpio_core_add = gpio_tab[gpio_core][i].add; | |
1545 | ||
1546 | if ( (gpio_tab[gpio_core][i].in_out == GPIO_IN) || | |
1547 | (gpio_tab[gpio_core][i].in_out == GPIO_BI )) | |
1548 | { | |
1549 | switch (gpio_tab[gpio_core][i].alt_nb) | |
1550 | { | |
1551 | case GPIO_SEL: | |
1552 | break; | |
1553 | ||
1554 | case GPIO_ALT1: | |
1555 | gpio_reg = in32(GPIO_IS1(gpio_core_add+reg_offset)) & ~(GPIO_MASK >> (j*2)); | |
1556 | gpio_reg = gpio_reg | (GPIO_IN_SEL >> (j*2)); | |
1557 | out32(GPIO_IS1(gpio_core_add+reg_offset), gpio_reg); | |
1558 | break; | |
1559 | ||
1560 | case GPIO_ALT2: | |
1561 | gpio_reg = in32(GPIO_IS2(gpio_core_add+reg_offset)) & ~(GPIO_MASK >> (j*2)); | |
1562 | gpio_reg = gpio_reg | (GPIO_IN_SEL >> (j*2)); | |
1563 | out32(GPIO_IS2(gpio_core_add+reg_offset), gpio_reg); | |
1564 | break; | |
1565 | ||
1566 | case GPIO_ALT3: | |
1567 | gpio_reg = in32(GPIO_IS3(gpio_core_add+reg_offset)) & ~(GPIO_MASK >> (j*2)); | |
1568 | gpio_reg = gpio_reg | (GPIO_IN_SEL >> (j*2)); | |
1569 | out32(GPIO_IS3(gpio_core_add+reg_offset), gpio_reg); | |
1570 | break; | |
1571 | } | |
1572 | } | |
1573 | if ( (gpio_tab[gpio_core][i].in_out == GPIO_OUT) || | |
1574 | (gpio_tab[gpio_core][i].in_out == GPIO_BI )) | |
1575 | { | |
1576 | ||
1577 | switch (gpio_tab[gpio_core][i].alt_nb) | |
1578 | { | |
1579 | case GPIO_SEL: | |
1580 | break; | |
1581 | case GPIO_ALT1: | |
1582 | gpio_reg = in32(GPIO_OS(gpio_core_add+reg_offset)) & ~(GPIO_MASK >> (j*2)); | |
1583 | gpio_reg = gpio_reg | (GPIO_ALT1_SEL >> (j*2)); | |
1584 | out32(GPIO_OS(gpio_core_add+reg_offset), gpio_reg); | |
1585 | gpio_reg = in32(GPIO_TS(gpio_core_add+reg_offset)) & ~(GPIO_MASK >> (j*2)); | |
1586 | gpio_reg = gpio_reg | (GPIO_ALT1_SEL >> (j*2)); | |
1587 | out32(GPIO_TS(gpio_core_add+reg_offset), gpio_reg); | |
1588 | break; | |
1589 | case GPIO_ALT2: | |
1590 | gpio_reg = in32(GPIO_OS(gpio_core_add+reg_offset)) & ~(GPIO_MASK >> (j*2)); | |
1591 | gpio_reg = gpio_reg | (GPIO_ALT2_SEL >> (j*2)); | |
1592 | out32(GPIO_OS(gpio_core_add+reg_offset), gpio_reg); | |
1593 | gpio_reg = in32(GPIO_TS(gpio_core_add+reg_offset)) & ~(GPIO_MASK >> (j*2)); | |
1594 | gpio_reg = gpio_reg | (GPIO_ALT2_SEL >> (j*2)); | |
1595 | out32(GPIO_TS(gpio_core_add+reg_offset), gpio_reg); | |
1596 | break; | |
1597 | case GPIO_ALT3: | |
1598 | gpio_reg = in32(GPIO_OS(gpio_core_add+reg_offset)) & ~(GPIO_MASK >> (j*2)); | |
1599 | gpio_reg = gpio_reg | (GPIO_ALT3_SEL >> (j*2)); | |
1600 | out32(GPIO_OS(gpio_core_add+reg_offset), gpio_reg); | |
1601 | gpio_reg = in32(GPIO_TS(gpio_core_add+reg_offset)) & ~(GPIO_MASK >> (j*2)); | |
1602 | gpio_reg = gpio_reg | (GPIO_ALT3_SEL >> (j*2)); | |
1603 | out32(GPIO_TS(gpio_core_add+reg_offset), gpio_reg); | |
1604 | break; | |
1605 | } | |
1606 | } | |
1607 | } | |
1608 | } | |
1609 | ||
1610 | /*----------------------------------------------------------------------------+ | |
1611 | | force_bup_core_selection. | |
1612 | +----------------------------------------------------------------------------*/ | |
1613 | void force_bup_core_selection(core_selection_t *core_select_P, config_validity_t *config_val_P) | |
1614 | { | |
1615 | /* Pointer invalid */ | |
1616 | if (core_select_P == NULL) | |
1617 | { | |
1618 | printf("Configuration invalid pointer 1\n"); | |
1619 | for (;;) | |
1620 | ; | |
1621 | } | |
1622 | ||
1623 | /* L4 Selection */ | |
f901a83b WD |
1624 | *(core_select_P+UART_CORE0) = CORE_SELECTED; |
1625 | *(core_select_P+UART_CORE1) = CORE_SELECTED; | |
1626 | *(core_select_P+UART_CORE2) = CORE_SELECTED; | |
1627 | *(core_select_P+UART_CORE3) = CORE_SELECTED; | |
17f50f22 SR |
1628 | |
1629 | /* RMII Selection */ | |
f901a83b | 1630 | *(core_select_P+RMII_SEL) = CORE_SELECTED; |
17f50f22 SR |
1631 | |
1632 | /* External Interrupt 0-9 selection */ | |
f901a83b WD |
1633 | *(core_select_P+UIC_0_3) = CORE_SELECTED; |
1634 | *(core_select_P+UIC_4_9) = CORE_SELECTED; | |
17f50f22 | 1635 | |
c57c7980 SR |
1636 | *(core_select_P+SCP_CORE) = CORE_SELECTED; |
1637 | *(core_select_P+DMA_CHANNEL_CD) = CORE_SELECTED; | |
1638 | *(core_select_P+PACKET_REJ_FUNC_AVAIL) = CORE_SELECTED; | |
f901a83b | 1639 | *(core_select_P+USB1_DEVICE) = CORE_SELECTED; |
17f50f22 | 1640 | |
c57c7980 SR |
1641 | if (is_nand_selected()) { |
1642 | *(core_select_P+NAND_FLASH) = CORE_SELECTED; | |
1643 | } | |
1644 | ||
17f50f22 SR |
1645 | *config_val_P = CONFIG_IS_VALID; |
1646 | ||
1647 | } | |
1648 | ||
1649 | /*----------------------------------------------------------------------------+ | |
1650 | | configure_ppc440ep_pins. | |
1651 | +----------------------------------------------------------------------------*/ | |
1652 | void configure_ppc440ep_pins(void) | |
1653 | { | |
1654 | uart_config_nb_t uart_configuration; | |
1655 | config_validity_t config_val = CONFIG_IS_INVALID; | |
1656 | ||
1657 | /* Create Core Selection Table */ | |
1658 | core_selection_t ppc440ep_core_selection[MAX_CORE_SELECT_NB] = | |
1659 | { | |
f901a83b WD |
1660 | CORE_NOT_SELECTED, /* IIC_CORE, */ |
1661 | CORE_NOT_SELECTED, /* SPC_CORE, */ | |
1662 | CORE_NOT_SELECTED, /* DMA_CHANNEL_AB, */ | |
1663 | CORE_NOT_SELECTED, /* UIC_4_9, */ | |
1664 | CORE_NOT_SELECTED, /* USB2_HOST, */ | |
1665 | CORE_NOT_SELECTED, /* DMA_CHANNEL_CD, */ | |
1666 | CORE_NOT_SELECTED, /* USB2_DEVICE, */ | |
1667 | CORE_NOT_SELECTED, /* PACKET_REJ_FUNC_AVAIL, */ | |
1668 | CORE_NOT_SELECTED, /* USB1_DEVICE, */ | |
1669 | CORE_NOT_SELECTED, /* EBC_MASTER, */ | |
1670 | CORE_NOT_SELECTED, /* NAND_FLASH, */ | |
1671 | CORE_NOT_SELECTED, /* UART_CORE0, */ | |
1672 | CORE_NOT_SELECTED, /* UART_CORE1, */ | |
1673 | CORE_NOT_SELECTED, /* UART_CORE2, */ | |
1674 | CORE_NOT_SELECTED, /* UART_CORE3, */ | |
1675 | CORE_NOT_SELECTED, /* MII_SEL, */ | |
1676 | CORE_NOT_SELECTED, /* RMII_SEL, */ | |
1677 | CORE_NOT_SELECTED, /* SMII_SEL, */ | |
1678 | CORE_NOT_SELECTED, /* PACKET_REJ_FUNC_EN */ | |
1679 | CORE_NOT_SELECTED, /* UIC_0_3 */ | |
1680 | CORE_NOT_SELECTED, /* USB1_HOST */ | |
1681 | CORE_NOT_SELECTED /* PCI_PATCH */ | |
17f50f22 SR |
1682 | }; |
1683 | ||
d2f68006 | 1684 | gpio_param_s gpio_tab[GPIO_GROUP_MAX][GPIO_MAX]; |
17f50f22 SR |
1685 | |
1686 | /* Table Default Initialisation + FPGA Access */ | |
d2f68006 EO |
1687 | init_default_gpio(gpio_tab); |
1688 | set_chip_gpio_configuration(GPIO0, gpio_tab); | |
1689 | set_chip_gpio_configuration(GPIO1, gpio_tab); | |
17f50f22 SR |
1690 | |
1691 | /* Update Table */ | |
1692 | force_bup_core_selection(ppc440ep_core_selection, &config_val); | |
1693 | #if 0 /* test-only */ | |
1694 | /* If we are running PIBS 1, force known configuration */ | |
1695 | update_core_selection_table(ppc440ep_core_selection, &config_val); | |
1696 | #endif | |
1697 | ||
1698 | /*----------------------------------------------------------------------------+ | |
1699 | | SDR + ios table update + fpga initialization | |
1700 | +----------------------------------------------------------------------------*/ | |
f901a83b WD |
1701 | unsigned long sdr0_pfc1 = 0; |
1702 | unsigned long sdr0_usb0 = 0; | |
1703 | unsigned long sdr0_mfr = 0; | |
17f50f22 SR |
1704 | |
1705 | /* PCI Always selected */ | |
1706 | ||
1707 | /* I2C Selection */ | |
1708 | if (ppc440ep_core_selection[IIC_CORE] == CORE_SELECTED) | |
1709 | { | |
1710 | sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_SIS_MASK) | SDR0_PFC1_SIS_IIC1_SEL; | |
1711 | iic1_selection_in_fpga(); | |
1712 | } | |
1713 | ||
1714 | /* SCP Selection */ | |
1715 | if (ppc440ep_core_selection[SCP_CORE] == CORE_SELECTED) | |
1716 | { | |
1717 | sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_SIS_MASK) | SDR0_PFC1_SIS_SCP_SEL; | |
1718 | scp_selection_in_fpga(); | |
1719 | } | |
1720 | ||
1721 | /* UIC 0:3 Selection */ | |
1722 | if (ppc440ep_core_selection[UIC_0_3] == CORE_SELECTED) | |
1723 | { | |
d2f68006 | 1724 | update_uic_0_3_irq_ios(gpio_tab); |
17f50f22 SR |
1725 | dma_a_b_unselect_in_fpga(); |
1726 | } | |
1727 | ||
1728 | /* UIC 4:9 Selection */ | |
1729 | if (ppc440ep_core_selection[UIC_4_9] == CORE_SELECTED) | |
1730 | { | |
1731 | sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_DIS_MASK) | SDR0_PFC1_DIS_UICIRQ5_SEL; | |
d2f68006 | 1732 | update_uic_4_9_irq_ios(gpio_tab); |
17f50f22 SR |
1733 | } |
1734 | ||
1735 | /* DMA AB Selection */ | |
1736 | if (ppc440ep_core_selection[DMA_CHANNEL_AB] == CORE_SELECTED) | |
1737 | { | |
1738 | sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_DIS_MASK) | SDR0_PFC1_DIS_DMAR_SEL; | |
d2f68006 | 1739 | update_dma_a_b_ios(gpio_tab); |
17f50f22 SR |
1740 | dma_a_b_selection_in_fpga(); |
1741 | } | |
1742 | ||
1743 | /* DMA CD Selection */ | |
1744 | if (ppc440ep_core_selection[DMA_CHANNEL_CD] == CORE_SELECTED) | |
1745 | { | |
d2f68006 | 1746 | update_dma_c_d_ios(gpio_tab); |
17f50f22 SR |
1747 | dma_c_d_selection_in_fpga(); |
1748 | } | |
1749 | ||
1750 | /* EBC Master Selection */ | |
1751 | if (ppc440ep_core_selection[EBC_MASTER] == CORE_SELECTED) | |
1752 | { | |
1753 | sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_ERE_MASK) | SDR0_PFC1_ERE_EXTR_SEL; | |
1754 | sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_UES_MASK) | SDR0_PFC1_UES_EBCHR_SEL; | |
d2f68006 | 1755 | update_ebc_master_ios(gpio_tab); |
17f50f22 SR |
1756 | } |
1757 | ||
1758 | /* PCI Patch Enable */ | |
1759 | if (ppc440ep_core_selection[PCI_PATCH] == CORE_SELECTED) | |
1760 | { | |
1761 | sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_UES_MASK) | SDR0_PFC1_UES_EBCHR_SEL; | |
d2f68006 | 1762 | update_pci_patch_ios(gpio_tab); |
17f50f22 SR |
1763 | } |
1764 | ||
1765 | /* USB2 Host Selection - Not Implemented in PowerPC 440EP Pass1 */ | |
1766 | if (ppc440ep_core_selection[USB2_HOST] == CORE_SELECTED) | |
1767 | { | |
1768 | /* Not Implemented in PowerPC 440EP Pass1-Pass2 */ | |
1769 | printf("Invalid configuration => USB2 Host selected\n"); | |
1770 | for (;;) | |
1771 | ; | |
1772 | /*usb2_host_selection_in_fpga(); */ | |
1773 | } | |
1774 | ||
1775 | /* USB2.0 Device Selection */ | |
1776 | if (ppc440ep_core_selection[USB2_DEVICE] == CORE_SELECTED) | |
1777 | { | |
d2f68006 | 1778 | update_usb2_device_ios(gpio_tab); |
17f50f22 SR |
1779 | sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_UES_MASK) | SDR0_PFC1_UES_USB2D_SEL; |
1780 | sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_UPR_MASK) | SDR0_PFC1_UPR_DISABLE; | |
1781 | ||
d1c3b275 | 1782 | mfsdr(SDR0_USB0, sdr0_usb0); |
17f50f22 SR |
1783 | sdr0_usb0 = sdr0_usb0 &~SDR0_USB0_USB_DEVSEL_MASK; |
1784 | sdr0_usb0 = sdr0_usb0 | SDR0_USB0_USB20D_DEVSEL; | |
d1c3b275 | 1785 | mtsdr(SDR0_USB0, sdr0_usb0); |
17f50f22 SR |
1786 | |
1787 | usb2_device_selection_in_fpga(); | |
1788 | } | |
1789 | ||
1790 | /* USB1.1 Device Selection */ | |
1791 | if (ppc440ep_core_selection[USB1_DEVICE] == CORE_SELECTED) | |
1792 | { | |
d1c3b275 | 1793 | mfsdr(SDR0_USB0, sdr0_usb0); |
17f50f22 SR |
1794 | sdr0_usb0 = sdr0_usb0 &~SDR0_USB0_USB_DEVSEL_MASK; |
1795 | sdr0_usb0 = sdr0_usb0 | SDR0_USB0_USB11D_DEVSEL; | |
d1c3b275 | 1796 | mtsdr(SDR0_USB0, sdr0_usb0); |
17f50f22 SR |
1797 | } |
1798 | ||
1799 | /* USB1.1 Host Selection */ | |
1800 | if (ppc440ep_core_selection[USB1_HOST] == CORE_SELECTED) | |
1801 | { | |
d1c3b275 | 1802 | mfsdr(SDR0_USB0, sdr0_usb0); |
17f50f22 SR |
1803 | sdr0_usb0 = sdr0_usb0 &~SDR0_USB0_LEEN_MASK; |
1804 | sdr0_usb0 = sdr0_usb0 | SDR0_USB0_LEEN_ENABLE; | |
d1c3b275 | 1805 | mtsdr(SDR0_USB0, sdr0_usb0); |
17f50f22 SR |
1806 | } |
1807 | ||
1808 | /* NAND Flash Selection */ | |
1809 | if (ppc440ep_core_selection[NAND_FLASH] == CORE_SELECTED) | |
1810 | { | |
d2f68006 | 1811 | update_ndfc_ios(gpio_tab); |
17f50f22 | 1812 | |
a471db07 | 1813 | #if !(defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL)) |
d1c3b275 | 1814 | mtsdr(SDR0_CUST0, SDR0_CUST0_MUX_NDFC_SEL | |
f901a83b WD |
1815 | SDR0_CUST0_NDFC_ENABLE | |
1816 | SDR0_CUST0_NDFC_BW_8_BIT | | |
1817 | SDR0_CUST0_NDFC_ARE_MASK | | |
c57c7980 SR |
1818 | SDR0_CUST0_CHIPSELGAT_EN1 | |
1819 | SDR0_CUST0_CHIPSELGAT_EN2); | |
a471db07 | 1820 | #else |
d1c3b275 | 1821 | mtsdr(SDR0_CUST0, SDR0_CUST0_MUX_NDFC_SEL | |
a471db07 SR |
1822 | SDR0_CUST0_NDFC_ENABLE | |
1823 | SDR0_CUST0_NDFC_BW_8_BIT | | |
1824 | SDR0_CUST0_NDFC_ARE_MASK | | |
1825 | SDR0_CUST0_CHIPSELGAT_EN0 | | |
1826 | SDR0_CUST0_CHIPSELGAT_EN2); | |
1827 | #endif | |
17f50f22 SR |
1828 | |
1829 | ndfc_selection_in_fpga(); | |
1830 | } | |
1831 | else | |
1832 | { | |
1833 | /* Set Mux on EMAC */ | |
d1c3b275 | 1834 | mtsdr(SDR0_CUST0, SDR0_CUST0_MUX_EMAC_SEL); |
17f50f22 SR |
1835 | } |
1836 | ||
1837 | /* MII Selection */ | |
1838 | if (ppc440ep_core_selection[MII_SEL] == CORE_SELECTED) | |
1839 | { | |
d2f68006 | 1840 | update_zii_ios(gpio_tab); |
d1c3b275 | 1841 | mfsdr(SDR0_MFR, sdr0_mfr); |
17f50f22 | 1842 | sdr0_mfr = (sdr0_mfr & ~SDR0_MFR_ZMII_MODE_MASK) | SDR0_MFR_ZMII_MODE_MII; |
d1c3b275 | 1843 | mtsdr(SDR0_MFR, sdr0_mfr); |
17f50f22 SR |
1844 | |
1845 | set_phy_configuration_through_fpga(ZMII_CONFIGURATION_IS_MII); | |
1846 | } | |
1847 | ||
1848 | /* RMII Selection */ | |
1849 | if (ppc440ep_core_selection[RMII_SEL] == CORE_SELECTED) | |
1850 | { | |
d2f68006 | 1851 | update_zii_ios(gpio_tab); |
d1c3b275 | 1852 | mfsdr(SDR0_MFR, sdr0_mfr); |
17f50f22 | 1853 | sdr0_mfr = (sdr0_mfr & ~SDR0_MFR_ZMII_MODE_MASK) | SDR0_MFR_ZMII_MODE_RMII_10M; |
d1c3b275 | 1854 | mtsdr(SDR0_MFR, sdr0_mfr); |
17f50f22 SR |
1855 | |
1856 | set_phy_configuration_through_fpga(ZMII_CONFIGURATION_IS_RMII); | |
1857 | } | |
1858 | ||
1859 | /* SMII Selection */ | |
1860 | if (ppc440ep_core_selection[SMII_SEL] == CORE_SELECTED) | |
1861 | { | |
d2f68006 | 1862 | update_zii_ios(gpio_tab); |
d1c3b275 | 1863 | mfsdr(SDR0_MFR, sdr0_mfr); |
17f50f22 | 1864 | sdr0_mfr = (sdr0_mfr & ~SDR0_MFR_ZMII_MODE_MASK) | SDR0_MFR_ZMII_MODE_SMII; |
d1c3b275 | 1865 | mtsdr(SDR0_MFR, sdr0_mfr); |
17f50f22 SR |
1866 | |
1867 | set_phy_configuration_through_fpga(ZMII_CONFIGURATION_IS_SMII); | |
1868 | } | |
1869 | ||
1870 | /* UART Selection */ | |
1871 | uart_configuration = get_uart_configuration(); | |
1872 | switch (uart_configuration) | |
1873 | { | |
f901a83b | 1874 | case L1: /* L1 Selection */ |
17f50f22 SR |
1875 | /* UART0 8 pins Only */ |
1876 | /*sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U0ME_MASK) | SDR0_PFC1_U0ME_DSR_DTR; */ | |
f901a83b | 1877 | sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U0ME_MASK) |SDR0_PFC1_U0ME_CTS_RTS; /* Chip Pb */ |
17f50f22 SR |
1878 | sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U0IM_MASK) | SDR0_PFC1_U0IM_8PINS; |
1879 | break; | |
f901a83b | 1880 | case L2: /* L2 Selection */ |
17f50f22 SR |
1881 | /* UART0 and UART1 4 pins */ |
1882 | sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U0ME_MASK) | SDR0_PFC1_U1ME_DSR_DTR; | |
1883 | sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U0IM_MASK) | SDR0_PFC1_U0IM_4PINS; | |
1884 | sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U1ME_MASK) | SDR0_PFC1_U1ME_DSR_DTR; | |
1885 | break; | |
f901a83b | 1886 | case L3: /* L3 Selection */ |
17f50f22 SR |
1887 | /* UART0 4 pins, UART1 and UART2 2 pins */ |
1888 | sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U0ME_MASK) | SDR0_PFC1_U1ME_DSR_DTR; | |
1889 | sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U0IM_MASK) | SDR0_PFC1_U0IM_4PINS; | |
1890 | sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U1ME_MASK) | SDR0_PFC1_U1ME_DSR_DTR; | |
1891 | break; | |
f901a83b | 1892 | case L4: /* L4 Selection */ |
17f50f22 SR |
1893 | /* UART0, UART1, UART2 and UART3 2 pins */ |
1894 | sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U0ME_MASK) | SDR0_PFC1_U0ME_DSR_DTR; | |
1895 | sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U0IM_MASK) | SDR0_PFC1_U0IM_4PINS; | |
1896 | sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U1ME_MASK) | SDR0_PFC1_U1ME_DSR_DTR; | |
1897 | break; | |
1898 | } | |
d2f68006 | 1899 | update_uart_ios(uart_configuration, gpio_tab); |
17f50f22 SR |
1900 | |
1901 | /* UART Selection in all cases */ | |
1902 | uart_selection_in_fpga(uart_configuration); | |
1903 | ||
1904 | /* Packet Reject Function Available */ | |
1905 | if (ppc440ep_core_selection[PACKET_REJ_FUNC_AVAIL] == CORE_SELECTED) | |
1906 | { | |
1907 | /* Set UPR Bit in SDR0_PFC1 Register */ | |
1908 | sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_UPR_MASK) | SDR0_PFC1_UPR_ENABLE; | |
1909 | } | |
1910 | ||
1911 | /* Packet Reject Function Enable */ | |
1912 | if (ppc440ep_core_selection[PACKET_REJ_FUNC_EN] == CORE_SELECTED) | |
1913 | { | |
d1c3b275 | 1914 | mfsdr(SDR0_MFR, sdr0_mfr); |
17f50f22 | 1915 | sdr0_mfr = (sdr0_mfr & ~SDR0_MFR_PKT_REJ_MASK) | SDR0_MFR_PKT_REJ_EN;; |
d1c3b275 | 1916 | mtsdr(SDR0_MFR, sdr0_mfr); |
17f50f22 SR |
1917 | } |
1918 | ||
1919 | /* Perform effective access to hardware */ | |
d1c3b275 | 1920 | mtsdr(SDR0_PFC1, sdr0_pfc1); |
d2f68006 EO |
1921 | set_chip_gpio_configuration(GPIO0, gpio_tab); |
1922 | set_chip_gpio_configuration(GPIO1, gpio_tab); | |
17f50f22 SR |
1923 | |
1924 | /* USB2.0 Device Reset must be done after GPIO setting */ | |
1925 | if (ppc440ep_core_selection[USB2_DEVICE] == CORE_SELECTED) | |
1926 | usb2_device_reset_through_fpga(); | |
1927 | ||
1928 | } |