2 * (C) Copyright 2005-2007
5 * See file CREDITS for list of people who contributed to this
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.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
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,
25 #include <asm/processor.h>
27 #include <spd_sdram.h>
28 #include <asm/ppc440.h>
31 void ext_bus_cntlr_init(void);
32 void configure_ppc440ep_pins(void);
33 int is_nand_selected(void);
35 #if !(defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL))
36 /*************************************************************************
38 * Bamboo has one bank onboard sdram (plus DIMM)
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
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
51 * Assumes: 64 MB, ECC, non-registered
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 */
60 0x0C, /* num Row Addr: 12 */
62 0x0D, /* num Row Addr: 13 */
64 0x09, /* numColAddr: 9 */
65 0x01, /* numBanks: 1 */
66 0x20, /* Module data width: 32 bits */
67 0x00, /* Module data width continued: +0 */
69 0x75, /* SDRAM Cycle Time (cas latency 2.5) = 7.5 ns */
70 0x00, /* SDRAM Access from clock */
72 0x02, /* ECC ON : 02 OFF : 00 */
74 0x00, /* ECC ON : 02 OFF : 00 */
76 0x82, /* refresh Rate Type: Normal (7.8us) + Self refresh */
82 0x0C, /* casBit (2,2.5) */
85 0x00, /* not registered: 0 registered : 0x02*/
87 0xA0, /* SDRAM Cycle Time (cas latency 2) = 10 ns */
89 0x00, /* SDRAM Cycle Time (cas latency 1.5) = N.A */
91 0x50, /* tRpNs = 20 ns */
93 0x50, /* tRcdNs = 20 ns */
96 0x08, /* bankSizeID: 32MB */
98 0x10, /* bankSizeID: 64MB */
200 { /* GPIO Alternate1 Alternate2 Alternate3 */
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 */
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 -> - */
274 /*----------------------------------------------------------------------------+
275 | EBC Devices Characteristics
276 | Peripheral Bank Access Parameters - EBC0_BnAP
277 | Peripheral Bank Configuration Register - EBC0_BnCR
278 +----------------------------------------------------------------------------*/
280 #define EBC0_BNAP_SMALL_FLASH \
281 EBC0_BNAP_BME_DISABLED | \
282 EBC0_BNAP_TWT_ENCODE(6) | \
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 | \
291 EBC0_BNAP_PEN_DISABLED
293 #define EBC0_BNCR_SMALL_FLASH_CS0 \
294 EBC0_BNCR_BAS_ENCODE(0xFFF00000) | \
299 #define EBC0_BNCR_SMALL_FLASH_CS4 \
300 EBC0_BNCR_BAS_ENCODE(0x87F00000) | \
305 /* Large Flash or SRAM */
306 #define EBC0_BNAP_LARGE_FLASH_OR_SRAM \
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 | \
316 EBC0_BNAP_PEN_DISABLED
318 #define EBC0_BNCR_LARGE_FLASH_OR_SRAM_CS0 \
319 EBC0_BNCR_BAS_ENCODE(0xFF800000) | \
325 #define EBC0_BNCR_LARGE_FLASH_OR_SRAM_CS4 \
326 EBC0_BNCR_BAS_ENCODE(0x87800000) | \
332 #define EBC0_BNAP_NVRAM_FPGA \
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 | \
343 EBC0_BNAP_PEN_DISABLED
345 #define EBC0_BNCR_NVRAM_FPGA_CS5 \
346 EBC0_BNCR_BAS_ENCODE(0x80000000) | \
352 #define EBC0_BNAP_NAND_FLASH \
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 | \
363 EBC0_BNAP_PEN_DISABLED
366 #define EBC0_BNCR_NAND_FLASH_CS0 0xB8400000
369 #define EBC0_BNCR_NAND_FLASH_CS1 \
370 EBC0_BNCR_BAS_ENCODE(0x90000000) | \
375 #define EBC0_BNCR_NAND_FLASH_CS2 \
376 EBC0_BNCR_BAS_ENCODE(0x94000000) | \
382 #define EBC0_BNCR_NAND_FLASH_CS3 \
383 EBC0_BNCR_BAS_ENCODE(0x94000000) | \
388 int board_early_init_f(void)
390 ext_bus_cntlr_init();
392 /*--------------------------------------------------------------------
393 * Setup the interrupt controller polarities, triggers, etc.
394 *-------------------------------------------------------------------*/
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 */
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 */
411 /*--------------------------------------------------------------------
412 * Setup the GPIO pins
413 *-------------------------------------------------------------------*/
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);
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);
436 configure_ppc440ep_pins();
443 char *s = getenv("serial#");
445 printf("Board: Bamboo - AMCC PPC440EP Evaluation Board");
456 phys_size_t initdram (int board_type)
458 #if !(defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL))
461 dram_size = spd_sdram();
465 return CONFIG_SYS_MBYTES_SDRAM << 20;
469 /*----------------------------------------------------------------------------+
470 | is_powerpc440ep_pass1.
471 +----------------------------------------------------------------------------*/
472 int is_powerpc440ep_pass1(void)
478 if (pvr == PVR_POWERPC_440EP_PASS1)
480 else if (pvr == PVR_POWERPC_440EP_PASS2)
483 printf("brdutil error 3\n");
491 /*----------------------------------------------------------------------------+
493 +----------------------------------------------------------------------------*/
494 int is_nand_selected(void)
496 #ifdef CONFIG_BAMBOO_NAND
503 /*----------------------------------------------------------------------------+
504 | config_on_ebc_cs4_is_small_flash => from EPLD
505 +----------------------------------------------------------------------------*/
506 unsigned char config_on_ebc_cs4_is_small_flash(void)
508 /* Not implemented yet => returns constant value */
512 /*----------------------------------------------------------------------------+
513 | Ext_bus_cntlr_init.
514 | Initialize the external bus controller
515 +----------------------------------------------------------------------------*/
516 void ext_bus_cntlr_init(void)
518 unsigned long sdr0_pstrp0, sdr0_sdstp1;
519 unsigned long bootstrap_settings, boot_selection, ebc_boot_size;
520 int computed_boot_device = BOOT_DEVICE_UNKNOWN;
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;
528 /*-------------------------------------------------------------------------+
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
536 +-------------------------------------------------------------------------*/
538 mtebc(PB5AP, EBC0_BNAP_NVRAM_FPGA);
539 mtebc(PB5CR, EBC0_BNCR_NVRAM_FPGA_CS5);
541 /*-------------------------------------------------------------------------+
543 | PART 2 : Determine which boot device was selected
544 | =========================================
546 | Read Pin Strap Register in PPC440EP
547 | In case of boot from IIC, read Serial Device Strap Register1
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
555 +-------------------------------------------------------------------------*/
556 /* Read Pin Strap Register in PPC440EP */
557 mfsdr(sdr_pstrp0, sdr0_pstrp0);
558 bootstrap_settings = sdr0_pstrp0 & SDR0_PSTRP0_BOOTSTRAP_MASK;
560 /*-------------------------------------------------------------------------+
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;
570 case SDR0_PSTRP0_BOOTSTRAP_SETTINGS1:
571 /* Default Strap Settings 1 : CPU 533 - PLB 133 - Boot PCI 66MHz */
573 computed_boot_device = BOOT_FROM_PCI;
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;
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;
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 */
592 mfsdr(SDR0_SDSTP1, sdr0_sdstp1);
593 boot_selection = sdr0_sdstp1 & SDR0_SDSTP1_BOOT_SEL_MASK;
594 ebc_boot_size = sdr0_sdstp1 & SDR0_SDSTP1_EBC_ROM_BS_MASK;
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;
602 case SDR0_SDSTP1_EBC_ROM_BS_8BIT:
603 computed_boot_device = BOOT_FROM_SMALL_FLASH;
608 case SDR0_SDSTP1_BOOT_SEL_PCI:
609 computed_boot_device = BOOT_FROM_PCI;
612 case SDR0_SDSTP1_BOOT_SEL_NDFC:
613 computed_boot_device = BOOT_FROM_NAND_FLASH0;
620 /*-------------------------------------------------------------------------+
622 +-------------------------------------------------------------------------*/
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;
630 case SDR0_PSTRP0_BOOTSTRAP_SETTINGS1:
631 /* Default Strap Settings 1 : CPU 333 - PLB 133 - Boot PCI 66MHz */
633 computed_boot_device = BOOT_FROM_PCI;
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;
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;
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;
654 case SDR0_PSTRP0_BOOTSTRAP_SETTINGS6:
655 /* Default Strap Settings 6 : CPU 400 - PLB 100 - Boot PCI 33MHz */
657 computed_boot_device = BOOT_FROM_PCI;
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 */
665 mfsdr(SDR0_SDSTP1, sdr0_sdstp1);
666 boot_selection = sdr0_sdstp1 & SDR0_SDSTP1_BOOT_SEL_MASK;
667 ebc_boot_size = sdr0_sdstp1 & SDR0_SDSTP1_EBC_ROM_BS_MASK;
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;
675 case SDR0_SDSTP1_EBC_ROM_BS_8BIT:
676 computed_boot_device = BOOT_FROM_SMALL_FLASH;
681 case SDR0_SDSTP1_BOOT_SEL_PCI:
682 computed_boot_device = BOOT_FROM_PCI;
685 case SDR0_SDSTP1_BOOT_SEL_NDFC:
686 computed_boot_device = BOOT_FROM_NAND_FLASH0;
693 /*-------------------------------------------------------------------------+
695 | PART 3 : Compute EBC settings depending on selected boot device
696 | ====== ======================================================
698 | Resulting EBC init will be among following configurations :
700 | - Boot from EBC 8bits => boot from SMALL FLASH selected
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
708 | - Boot from EBC 16bits => boot from Large Flash or SRAM selected
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
716 | - Boot from NAND Flash
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
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
732 +-------------------------------------------------------------------------*/
734 switch(computed_boot_device) {
735 /*------------------------------------------------------------------------- */
736 case BOOT_FROM_SMALL_FLASH:
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) {
742 ebc0_cs1_bnap_value = EBC0_BNAP_NAND_FLASH;
743 ebc0_cs1_bncr_value = EBC0_BNCR_NAND_FLASH_CS1;
744 ebc0_cs2_bnap_value = EBC0_BNAP_NAND_FLASH;
745 ebc0_cs2_bncr_value = EBC0_BNCR_NAND_FLASH_CS2;
746 ebc0_cs3_bnap_value = 0;
747 ebc0_cs3_bncr_value = 0;
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;
757 ebc0_cs4_bnap_value = EBC0_BNAP_LARGE_FLASH_OR_SRAM;
758 ebc0_cs4_bncr_value = EBC0_BNCR_LARGE_FLASH_OR_SRAM_CS4;
762 /*------------------------------------------------------------------------- */
763 case BOOT_FROM_LARGE_FLASH_OR_SRAM:
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) {
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;
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;
784 ebc0_cs4_bnap_value = EBC0_BNAP_SMALL_FLASH;
785 ebc0_cs4_bncr_value = EBC0_BNCR_SMALL_FLASH_CS4;
789 /*------------------------------------------------------------------------- */
790 case BOOT_FROM_NAND_FLASH0:
791 /*------------------------------------------------------------------------- */
792 ebc0_cs0_bnap_value = EBC0_BNAP_NAND_FLASH;
793 ebc0_cs0_bncr_value = EBC0_BNCR_NAND_FLASH_CS1;
795 ebc0_cs1_bnap_value = 0;
796 ebc0_cs1_bncr_value = 0;
797 ebc0_cs2_bnap_value = 0;
798 ebc0_cs2_bncr_value = 0;
799 ebc0_cs3_bnap_value = 0;
800 ebc0_cs3_bncr_value = 0;
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;
808 /*------------------------------------------------------------------------- */
810 /*------------------------------------------------------------------------- */
811 ebc0_cs0_bnap_value = 0;
812 ebc0_cs0_bncr_value = 0;
814 if ((is_nand_selected()) == TRUE) {
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;
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;
832 if ((config_on_ebc_cs4_is_small_flash()) == TRUE) {
834 ebc0_cs4_bnap_value = EBC0_BNAP_SMALL_FLASH;
835 ebc0_cs4_bncr_value = EBC0_BNCR_SMALL_FLASH_CS4;
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;
844 /*------------------------------------------------------------------------- */
845 case BOOT_DEVICE_UNKNOWN:
846 /*------------------------------------------------------------------------- */
853 /*-------------------------------------------------------------------------+
854 | Initialize EBC CONFIG
855 +-------------------------------------------------------------------------*/
856 mtdcr(EBC0_CFGADDR, EBC0_CFG);
857 mtdcr(EBC0_CFGDATA, EBC0_CFG_EBTC_DRIVEN |
858 EBC0_CFG_PTD_ENABLED |
859 EBC0_CFG_RTC_2048PERCLK |
862 EBC0_CFG_CSTC_DRIVEN |
865 EBC0_CFG_PME_DISABLED |
866 EBC0_CFG_PMT_ENCODE(0) );
868 /*-------------------------------------------------------------------------+
869 | Initialize EBC Bank 0-4
870 +-------------------------------------------------------------------------*/
872 mtebc(PB0AP, ebc0_cs0_bnap_value);
873 mtebc(PB0CR, ebc0_cs0_bncr_value);
875 mtebc(PB1AP, ebc0_cs1_bnap_value);
876 mtebc(PB1CR, ebc0_cs1_bncr_value);
878 mtebc(PB2AP, ebc0_cs2_bnap_value);
879 mtebc(PB2CR, ebc0_cs2_bncr_value);
881 mtebc(PB3AP, ebc0_cs3_bnap_value);
882 mtebc(PB3CR, ebc0_cs3_bncr_value);
884 mtebc(PB4AP, ebc0_cs4_bnap_value);
885 mtebc(PB4CR, ebc0_cs4_bncr_value);
891 /*----------------------------------------------------------------------------+
892 | get_uart_configuration.
893 +----------------------------------------------------------------------------*/
894 uart_config_nb_t get_uart_configuration(void)
899 /*----------------------------------------------------------------------------+
900 | set_phy_configuration_through_fpga => to EPLD
901 +----------------------------------------------------------------------------*/
902 void set_phy_configuration_through_fpga(zmii_config_t config)
905 unsigned long fpga_selection_reg;
907 fpga_selection_reg = in8(FPGA_SELECTION_1_REG) & ~FPGA_SEL_1_REG_PHY_MASK;
911 case ZMII_CONFIGURATION_IS_MII:
912 fpga_selection_reg = fpga_selection_reg | FPGA_SEL_1_REG_MII;
914 case ZMII_CONFIGURATION_IS_RMII:
915 fpga_selection_reg = fpga_selection_reg | FPGA_SEL_1_REG_RMII;
917 case ZMII_CONFIGURATION_IS_SMII:
918 fpga_selection_reg = fpga_selection_reg | FPGA_SEL_1_REG_SMII;
920 case ZMII_CONFIGURATION_UNKNOWN:
924 out8(FPGA_SELECTION_1_REG,fpga_selection_reg);
928 /*----------------------------------------------------------------------------+
929 | scp_selection_in_fpga.
930 +----------------------------------------------------------------------------*/
931 void scp_selection_in_fpga(void)
933 unsigned long fpga_selection_2_reg;
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);
940 /*----------------------------------------------------------------------------+
941 | iic1_selection_in_fpga.
942 +----------------------------------------------------------------------------*/
943 void iic1_selection_in_fpga(void)
945 unsigned long fpga_selection_2_reg;
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);
952 /*----------------------------------------------------------------------------+
953 | dma_a_b_selection_in_fpga.
954 +----------------------------------------------------------------------------*/
955 void dma_a_b_selection_in_fpga(void)
957 unsigned long fpga_selection_2_reg;
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);
963 /*----------------------------------------------------------------------------+
964 | dma_a_b_unselect_in_fpga.
965 +----------------------------------------------------------------------------*/
966 void dma_a_b_unselect_in_fpga(void)
968 unsigned long fpga_selection_2_reg;
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);
974 /*----------------------------------------------------------------------------+
975 | dma_c_d_selection_in_fpga.
976 +----------------------------------------------------------------------------*/
977 void dma_c_d_selection_in_fpga(void)
979 unsigned long fpga_selection_2_reg;
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);
985 /*----------------------------------------------------------------------------+
986 | dma_c_d_unselect_in_fpga.
987 +----------------------------------------------------------------------------*/
988 void dma_c_d_unselect_in_fpga(void)
990 unsigned long fpga_selection_2_reg;
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);
996 /*----------------------------------------------------------------------------+
997 | usb2_device_selection_in_fpga.
998 +----------------------------------------------------------------------------*/
999 void usb2_device_selection_in_fpga(void)
1001 unsigned long fpga_selection_1_reg;
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);
1007 /*----------------------------------------------------------------------------+
1008 | usb2_device_reset_through_fpga.
1009 +----------------------------------------------------------------------------*/
1010 void usb2_device_reset_through_fpga(void)
1012 /* Perform soft Reset pulse */
1013 unsigned long fpga_reset_reg;
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++)
1020 out8(FPGA_RESET_REG,fpga_reset_reg);
1023 /*----------------------------------------------------------------------------+
1024 | usb2_host_selection_in_fpga.
1025 +----------------------------------------------------------------------------*/
1026 void usb2_host_selection_in_fpga(void)
1028 unsigned long fpga_selection_1_reg;
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);
1034 /*----------------------------------------------------------------------------+
1035 | ndfc_selection_in_fpga.
1036 +----------------------------------------------------------------------------*/
1037 void ndfc_selection_in_fpga(void)
1039 unsigned long fpga_selection_1_reg;
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;
1043 fpga_selection_1_reg |= FPGA_SEL_1_REG_NF1_SEL_BY_NFCS2;
1044 out8(FPGA_SELECTION_1_REG,fpga_selection_1_reg);
1047 /*----------------------------------------------------------------------------+
1048 | uart_selection_in_fpga.
1049 +----------------------------------------------------------------------------*/
1050 void uart_selection_in_fpga(uart_config_nb_t uart_config)
1053 unsigned char fpga_selection_3_reg;
1055 /* Read FPGA Reagister */
1056 fpga_selection_3_reg = in8(FPGA_SELECTION_3_REG);
1058 switch (uart_config)
1061 /* ----------------------------------------------------------------------- */
1062 /* L1 configuration: UART0 = 8 pins */
1063 /* ----------------------------------------------------------------------- */
1064 /* Configure FPGA */
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;
1067 out8(FPGA_SELECTION_3_REG, fpga_selection_3_reg);
1072 /* ----------------------------------------------------------------------- */
1073 /* L2 configuration: UART0 = 4 pins */
1074 /* UART1 = 4 pins */
1075 /* ----------------------------------------------------------------------- */
1076 /* Configure FPGA */
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;
1079 out8(FPGA_SELECTION_3_REG, fpga_selection_3_reg);
1084 /* ----------------------------------------------------------------------- */
1085 /* L3 configuration: UART0 = 4 pins */
1086 /* UART1 = 2 pins */
1087 /* UART2 = 2 pins */
1088 /* ----------------------------------------------------------------------- */
1089 /* Configure FPGA */
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;
1092 out8(FPGA_SELECTION_3_REG, fpga_selection_3_reg);
1096 /* Configure FPGA */
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;
1099 out8(FPGA_SELECTION_3_REG, fpga_selection_3_reg);
1104 /* Unsupported UART configuration number */
1113 /*----------------------------------------------------------------------------+
1115 +----------------------------------------------------------------------------*/
1116 void init_default_gpio(gpio_param_s (*gpio_tab)[GPIO_MAX])
1121 for(i=0; i<GPIO_MAX; i++)
1123 gpio_tab[GPIO0][i].add = GPIO0_BASE;
1124 gpio_tab[GPIO0][i].in_out = GPIO_DIS;
1125 gpio_tab[GPIO0][i].alt_nb = GPIO_SEL;
1129 for(i=0; i<GPIO_MAX; i++)
1131 gpio_tab[GPIO1][i].add = GPIO1_BASE;
1132 gpio_tab[GPIO1][i].in_out = GPIO_DIS;
1133 gpio_tab[GPIO1][i].alt_nb = GPIO_SEL;
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;
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;
1145 /*----------------------------------------------------------------------------+
1147 +------------------------------------------------------------------------------
1149 | Set UART Configuration in PowerPC440EP
1151 | +---------------------------------------------------------------------+
1152 | | Configuartion | Connector | Nb of pins | Pins | Associated |
1153 | | Number | Port Name | available | naming | CORE |
1154 | +-----------------+---------------+------------+--------+-------------+
1155 | | L1 | Port_A | 8 | UART | UART core 0 |
1156 | +-----------------+---------------+------------+--------+-------------+
1157 | | L2 | Port_A | 4 | UART1 | UART core 0 |
1158 | | (L2D) | Port_B | 4 | UART2 | UART core 1 |
1159 | +-----------------+---------------+------------+--------+-------------+
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 |
1163 | +-----------------+---------------+------------+--------+-------------+
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 |
1168 | +-----------------+---------------+------------+--------+-------------+
1172 | +------------------------------------------------------------------------------+
1173 | | GPIO | Aternate 1 | I/O | Alternate 2 | I/O | Alternate 3 | I/O |
1174 | +---------+------------------+-----+-----------------+-----+-------------+-----+
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 |
1181 | +------------------------------------------------------------------------------+
1184 +----------------------------------------------------------------------------*/
1186 void update_uart_ios(uart_config_nb_t uart_config, gpio_param_s (*gpio_tab)[GPIO_MAX])
1188 switch (uart_config)
1191 /* ----------------------------------------------------------------------- */
1192 /* L1 configuration: UART0 = 8 pins */
1193 /* ----------------------------------------------------------------------- */
1194 /* Update GPIO Configuration Table */
1195 gpio_tab[GPIO1][2].in_out = GPIO_IN;
1196 gpio_tab[GPIO1][2].alt_nb = GPIO_ALT1;
1198 gpio_tab[GPIO1][3].in_out = GPIO_IN;
1199 gpio_tab[GPIO1][3].alt_nb = GPIO_ALT1;
1201 gpio_tab[GPIO1][4].in_out = GPIO_IN;
1202 gpio_tab[GPIO1][4].alt_nb = GPIO_ALT1;
1204 gpio_tab[GPIO1][5].in_out = GPIO_OUT;
1205 gpio_tab[GPIO1][5].alt_nb = GPIO_ALT1;
1207 gpio_tab[GPIO1][6].in_out = GPIO_OUT;
1208 gpio_tab[GPIO1][6].alt_nb = GPIO_ALT1;
1210 gpio_tab[GPIO1][7].in_out = GPIO_IN;
1211 gpio_tab[GPIO1][7].alt_nb = GPIO_ALT1;
1216 /* ----------------------------------------------------------------------- */
1217 /* L2 configuration: UART0 = 4 pins */
1218 /* UART1 = 4 pins */
1219 /* ----------------------------------------------------------------------- */
1220 /* Update GPIO Configuration Table */
1221 gpio_tab[GPIO1][2].in_out = GPIO_IN;
1222 gpio_tab[GPIO1][2].alt_nb = GPIO_ALT2;
1224 gpio_tab[GPIO1][3].in_out = GPIO_OUT;
1225 gpio_tab[GPIO1][3].alt_nb = GPIO_ALT2;
1227 gpio_tab[GPIO1][4].in_out = GPIO_IN;
1228 gpio_tab[GPIO1][4].alt_nb = GPIO_ALT1;
1230 gpio_tab[GPIO1][5].in_out = GPIO_OUT;
1231 gpio_tab[GPIO1][5].alt_nb = GPIO_ALT1;
1233 gpio_tab[GPIO1][6].in_out = GPIO_OUT;
1234 gpio_tab[GPIO1][6].alt_nb = GPIO_ALT2;
1236 gpio_tab[GPIO1][7].in_out = GPIO_IN;
1237 gpio_tab[GPIO1][7].alt_nb = GPIO_ALT2;
1242 /* ----------------------------------------------------------------------- */
1243 /* L3 configuration: UART0 = 4 pins */
1244 /* UART1 = 2 pins */
1245 /* UART2 = 2 pins */
1246 /* ----------------------------------------------------------------------- */
1247 /* Update GPIO Configuration Table */
1248 gpio_tab[GPIO1][2].in_out = GPIO_OUT;
1249 gpio_tab[GPIO1][2].alt_nb = GPIO_ALT3;
1251 gpio_tab[GPIO1][3].in_out = GPIO_IN;
1252 gpio_tab[GPIO1][3].alt_nb = GPIO_ALT3;
1254 gpio_tab[GPIO1][4].in_out = GPIO_IN;
1255 gpio_tab[GPIO1][4].alt_nb = GPIO_ALT1;
1257 gpio_tab[GPIO1][5].in_out = GPIO_OUT;
1258 gpio_tab[GPIO1][5].alt_nb = GPIO_ALT1;
1260 gpio_tab[GPIO1][6].in_out = GPIO_OUT;
1261 gpio_tab[GPIO1][6].alt_nb = GPIO_ALT2;
1263 gpio_tab[GPIO1][7].in_out = GPIO_IN;
1264 gpio_tab[GPIO1][7].alt_nb = GPIO_ALT2;
1269 /* ----------------------------------------------------------------------- */
1270 /* L4 configuration: UART0 = 2 pins */
1271 /* UART1 = 2 pins */
1272 /* UART2 = 2 pins */
1273 /* UART3 = 2 pins */
1274 /* ----------------------------------------------------------------------- */
1275 /* Update GPIO Configuration Table */
1276 gpio_tab[GPIO1][2].in_out = GPIO_OUT;
1277 gpio_tab[GPIO1][2].alt_nb = GPIO_ALT3;
1279 gpio_tab[GPIO1][3].in_out = GPIO_IN;
1280 gpio_tab[GPIO1][3].alt_nb = GPIO_ALT3;
1282 gpio_tab[GPIO1][4].in_out = GPIO_IN;
1283 gpio_tab[GPIO1][4].alt_nb = GPIO_ALT3;
1285 gpio_tab[GPIO1][5].in_out = GPIO_OUT;
1286 gpio_tab[GPIO1][5].alt_nb = GPIO_ALT3;
1288 gpio_tab[GPIO1][6].in_out = GPIO_OUT;
1289 gpio_tab[GPIO1][6].alt_nb = GPIO_ALT2;
1291 gpio_tab[GPIO1][7].in_out = GPIO_IN;
1292 gpio_tab[GPIO1][7].alt_nb = GPIO_ALT2;
1297 /* Unsupported UART configuration number */
1298 printf("ERROR - Unsupported UART configuration number.\n\n");
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));
1311 /*----------------------------------------------------------------------------+
1312 | update_ndfc_ios(void).
1313 +----------------------------------------------------------------------------*/
1314 void update_ndfc_ios(gpio_param_s (*gpio_tab)[GPIO_MAX])
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;
1320 gpio_tab[GPIO0][7].in_out = GPIO_OUT; /* EBC_CS_N(2) */
1321 gpio_tab[GPIO0][7].alt_nb = GPIO_ALT1;
1324 gpio_tab[GPIO0][7].in_out = GPIO_OUT; /* EBC_CS_N(3) */
1325 gpio_tab[GPIO0][7].alt_nb = GPIO_ALT1;
1329 /*----------------------------------------------------------------------------+
1330 | update_zii_ios(void).
1331 +----------------------------------------------------------------------------*/
1332 void update_zii_ios(gpio_param_s (*gpio_tab)[GPIO_MAX])
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;
1338 gpio_tab[GPIO0][13].in_out = GPIO_IN; /* ZII_p0Rxd(1) */
1339 gpio_tab[GPIO0][13].alt_nb = GPIO_ALT1;
1341 gpio_tab[GPIO0][14].in_out = GPIO_IN; /* ZII_p0Rxd(2) */
1342 gpio_tab[GPIO0][14].alt_nb = GPIO_ALT1;
1344 gpio_tab[GPIO0][15].in_out = GPIO_IN; /* ZII_p0Rxd(3) */
1345 gpio_tab[GPIO0][15].alt_nb = GPIO_ALT1;
1347 gpio_tab[GPIO0][16].in_out = GPIO_OUT; /* ZII_p0Txd(0) */
1348 gpio_tab[GPIO0][16].alt_nb = GPIO_ALT1;
1350 gpio_tab[GPIO0][17].in_out = GPIO_OUT; /* ZII_p0Txd(1) */
1351 gpio_tab[GPIO0][17].alt_nb = GPIO_ALT1;
1353 gpio_tab[GPIO0][18].in_out = GPIO_OUT; /* ZII_p0Txd(2) */
1354 gpio_tab[GPIO0][18].alt_nb = GPIO_ALT1;
1356 gpio_tab[GPIO0][19].in_out = GPIO_OUT; /* ZII_p0Txd(3) */
1357 gpio_tab[GPIO0][19].alt_nb = GPIO_ALT1;
1359 gpio_tab[GPIO0][20].in_out = GPIO_IN; /* ZII_p0Rx_er */
1360 gpio_tab[GPIO0][20].alt_nb = GPIO_ALT1;
1362 gpio_tab[GPIO0][21].in_out = GPIO_IN; /* ZII_p0Rx_dv */
1363 gpio_tab[GPIO0][21].alt_nb = GPIO_ALT1;
1365 gpio_tab[GPIO0][22].in_out = GPIO_IN; /* ZII_p0Crs */
1366 gpio_tab[GPIO0][22].alt_nb = GPIO_ALT1;
1368 gpio_tab[GPIO0][23].in_out = GPIO_OUT; /* ZII_p0Tx_er */
1369 gpio_tab[GPIO0][23].alt_nb = GPIO_ALT1;
1371 gpio_tab[GPIO0][24].in_out = GPIO_OUT; /* ZII_p0Tx_en */
1372 gpio_tab[GPIO0][24].alt_nb = GPIO_ALT1;
1374 gpio_tab[GPIO0][25].in_out = GPIO_IN; /* ZII_p0Col */
1375 gpio_tab[GPIO0][25].alt_nb = GPIO_ALT1;
1379 /*----------------------------------------------------------------------------+
1380 | update_uic_0_3_irq_ios().
1381 +----------------------------------------------------------------------------*/
1382 void update_uic_0_3_irq_ios(gpio_param_s (*gpio_tab)[GPIO_MAX])
1384 gpio_tab[GPIO1][8].in_out = GPIO_IN; /* UIC_IRQ(0) */
1385 gpio_tab[GPIO1][8].alt_nb = GPIO_ALT1;
1387 gpio_tab[GPIO1][9].in_out = GPIO_IN; /* UIC_IRQ(1) */
1388 gpio_tab[GPIO1][9].alt_nb = GPIO_ALT1;
1390 gpio_tab[GPIO1][10].in_out = GPIO_IN; /* UIC_IRQ(2) */
1391 gpio_tab[GPIO1][10].alt_nb = GPIO_ALT1;
1393 gpio_tab[GPIO1][11].in_out = GPIO_IN; /* UIC_IRQ(3) */
1394 gpio_tab[GPIO1][11].alt_nb = GPIO_ALT1;
1397 /*----------------------------------------------------------------------------+
1398 | update_uic_4_9_irq_ios().
1399 +----------------------------------------------------------------------------*/
1400 void update_uic_4_9_irq_ios(gpio_param_s (*gpio_tab)[GPIO_MAX])
1402 gpio_tab[GPIO1][12].in_out = GPIO_IN; /* UIC_IRQ(4) */
1403 gpio_tab[GPIO1][12].alt_nb = GPIO_ALT1;
1405 gpio_tab[GPIO1][13].in_out = GPIO_IN; /* UIC_IRQ(6) */
1406 gpio_tab[GPIO1][13].alt_nb = GPIO_ALT1;
1408 gpio_tab[GPIO1][14].in_out = GPIO_IN; /* UIC_IRQ(7) */
1409 gpio_tab[GPIO1][14].alt_nb = GPIO_ALT1;
1411 gpio_tab[GPIO1][15].in_out = GPIO_IN; /* UIC_IRQ(8) */
1412 gpio_tab[GPIO1][15].alt_nb = GPIO_ALT1;
1414 gpio_tab[GPIO1][16].in_out = GPIO_IN; /* UIC_IRQ(9) */
1415 gpio_tab[GPIO1][16].alt_nb = GPIO_ALT1;
1418 /*----------------------------------------------------------------------------+
1419 | update_dma_a_b_ios().
1420 +----------------------------------------------------------------------------*/
1421 void update_dma_a_b_ios(gpio_param_s (*gpio_tab)[GPIO_MAX])
1423 gpio_tab[GPIO1][12].in_out = GPIO_OUT; /* DMA_ACK(1) */
1424 gpio_tab[GPIO1][12].alt_nb = GPIO_ALT2;
1426 gpio_tab[GPIO1][13].in_out = GPIO_BI; /* DMA_EOT/TC(1) */
1427 gpio_tab[GPIO1][13].alt_nb = GPIO_ALT2;
1429 gpio_tab[GPIO1][14].in_out = GPIO_IN; /* DMA_REQ(0) */
1430 gpio_tab[GPIO1][14].alt_nb = GPIO_ALT2;
1432 gpio_tab[GPIO1][15].in_out = GPIO_OUT; /* DMA_ACK(0) */
1433 gpio_tab[GPIO1][15].alt_nb = GPIO_ALT2;
1435 gpio_tab[GPIO1][16].in_out = GPIO_BI; /* DMA_EOT/TC(0) */
1436 gpio_tab[GPIO1][16].alt_nb = GPIO_ALT2;
1439 /*----------------------------------------------------------------------------+
1440 | update_dma_c_d_ios().
1441 +----------------------------------------------------------------------------*/
1442 void update_dma_c_d_ios(gpio_param_s (*gpio_tab)[GPIO_MAX])
1444 gpio_tab[GPIO0][0].in_out = GPIO_IN; /* DMA_REQ(2) */
1445 gpio_tab[GPIO0][0].alt_nb = GPIO_ALT2;
1447 gpio_tab[GPIO0][1].in_out = GPIO_OUT; /* DMA_ACK(2) */
1448 gpio_tab[GPIO0][1].alt_nb = GPIO_ALT2;
1450 gpio_tab[GPIO0][2].in_out = GPIO_BI; /* DMA_EOT/TC(2) */
1451 gpio_tab[GPIO0][2].alt_nb = GPIO_ALT2;
1453 gpio_tab[GPIO0][3].in_out = GPIO_IN; /* DMA_REQ(3) */
1454 gpio_tab[GPIO0][3].alt_nb = GPIO_ALT2;
1456 gpio_tab[GPIO0][4].in_out = GPIO_OUT; /* DMA_ACK(3) */
1457 gpio_tab[GPIO0][4].alt_nb = GPIO_ALT2;
1459 gpio_tab[GPIO0][5].in_out = GPIO_BI; /* DMA_EOT/TC(3) */
1460 gpio_tab[GPIO0][5].alt_nb = GPIO_ALT2;
1464 /*----------------------------------------------------------------------------+
1465 | update_ebc_master_ios().
1466 +----------------------------------------------------------------------------*/
1467 void update_ebc_master_ios(gpio_param_s (*gpio_tab)[GPIO_MAX])
1469 gpio_tab[GPIO0][27].in_out = GPIO_IN; /* EXT_EBC_REQ */
1470 gpio_tab[GPIO0][27].alt_nb = GPIO_ALT1;
1472 gpio_tab[GPIO0][29].in_out = GPIO_OUT; /* EBC_EXT_HDLA */
1473 gpio_tab[GPIO0][29].alt_nb = GPIO_ALT1;
1475 gpio_tab[GPIO0][30].in_out = GPIO_OUT; /* EBC_EXT_ACK */
1476 gpio_tab[GPIO0][30].alt_nb = GPIO_ALT1;
1478 gpio_tab[GPIO0][31].in_out = GPIO_OUT; /* EBC_EXR_BUSREQ */
1479 gpio_tab[GPIO0][31].alt_nb = GPIO_ALT1;
1482 /*----------------------------------------------------------------------------+
1483 | update_usb2_device_ios().
1484 +----------------------------------------------------------------------------*/
1485 void update_usb2_device_ios(gpio_param_s (*gpio_tab)[GPIO_MAX])
1487 gpio_tab[GPIO0][26].in_out = GPIO_IN; /* USB2D_RXVALID */
1488 gpio_tab[GPIO0][26].alt_nb = GPIO_ALT2;
1490 gpio_tab[GPIO0][27].in_out = GPIO_IN; /* USB2D_RXERROR */
1491 gpio_tab[GPIO0][27].alt_nb = GPIO_ALT2;
1493 gpio_tab[GPIO0][28].in_out = GPIO_OUT; /* USB2D_TXVALID */
1494 gpio_tab[GPIO0][28].alt_nb = GPIO_ALT2;
1496 gpio_tab[GPIO0][29].in_out = GPIO_OUT; /* USB2D_PAD_SUSPNDM */
1497 gpio_tab[GPIO0][29].alt_nb = GPIO_ALT2;
1499 gpio_tab[GPIO0][30].in_out = GPIO_OUT; /* USB2D_XCVRSELECT */
1500 gpio_tab[GPIO0][30].alt_nb = GPIO_ALT2;
1502 gpio_tab[GPIO0][31].in_out = GPIO_OUT; /* USB2D_TERMSELECT */
1503 gpio_tab[GPIO0][31].alt_nb = GPIO_ALT2;
1505 gpio_tab[GPIO1][0].in_out = GPIO_OUT; /* USB2D_OPMODE0 */
1506 gpio_tab[GPIO1][0].alt_nb = GPIO_ALT1;
1508 gpio_tab[GPIO1][1].in_out = GPIO_OUT; /* USB2D_OPMODE1 */
1509 gpio_tab[GPIO1][1].alt_nb = GPIO_ALT1;
1513 /*----------------------------------------------------------------------------+
1514 | update_pci_patch_ios().
1515 +----------------------------------------------------------------------------*/
1516 void update_pci_patch_ios(gpio_param_s (*gpio_tab)[GPIO_MAX])
1518 gpio_tab[GPIO0][29].in_out = GPIO_OUT; /* EBC_EXT_HDLA */
1519 gpio_tab[GPIO0][29].alt_nb = GPIO_ALT1;
1522 /*----------------------------------------------------------------------------+
1523 | set_chip_gpio_configuration(unsigned char gpio_core,
1524 | gpio_param_s (*gpio_tab)[GPIO_MAX])
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.
1529 +----------------------------------------------------------------------------*/
1530 void set_chip_gpio_configuration(unsigned char gpio_core, gpio_param_s (*gpio_tab)[GPIO_MAX])
1532 unsigned char i=0, j=0, reg_offset = 0;
1533 unsigned long gpio_reg, gpio_core_add;
1535 /* GPIO config of the GPIOs 0 to 31 */
1536 for (i=0; i<GPIO_MAX; i++, j++)
1538 if (i == GPIO_MAX/2)
1544 gpio_core_add = gpio_tab[gpio_core][i].add;
1546 if ( (gpio_tab[gpio_core][i].in_out == GPIO_IN) ||
1547 (gpio_tab[gpio_core][i].in_out == GPIO_BI ))
1549 switch (gpio_tab[gpio_core][i].alt_nb)
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);
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);
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);
1573 if ( (gpio_tab[gpio_core][i].in_out == GPIO_OUT) ||
1574 (gpio_tab[gpio_core][i].in_out == GPIO_BI ))
1577 switch (gpio_tab[gpio_core][i].alt_nb)
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);
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);
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);
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)
1615 /* Pointer invalid */
1616 if (core_select_P == NULL)
1618 printf("Configuration invalid pointer 1\n");
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;
1629 /* RMII Selection */
1630 *(core_select_P+RMII_SEL) = CORE_SELECTED;
1632 /* External Interrupt 0-9 selection */
1633 *(core_select_P+UIC_0_3) = CORE_SELECTED;
1634 *(core_select_P+UIC_4_9) = CORE_SELECTED;
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;
1639 *(core_select_P+USB1_DEVICE) = CORE_SELECTED;
1641 if (is_nand_selected()) {
1642 *(core_select_P+NAND_FLASH) = CORE_SELECTED;
1645 *config_val_P = CONFIG_IS_VALID;
1649 /*----------------------------------------------------------------------------+
1650 | configure_ppc440ep_pins.
1651 +----------------------------------------------------------------------------*/
1652 void configure_ppc440ep_pins(void)
1654 uart_config_nb_t uart_configuration;
1655 config_validity_t config_val = CONFIG_IS_INVALID;
1657 /* Create Core Selection Table */
1658 core_selection_t ppc440ep_core_selection[MAX_CORE_SELECT_NB] =
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 */
1684 gpio_param_s gpio_tab[GPIO_GROUP_MAX][GPIO_MAX];
1686 /* Table Default Initialisation + FPGA Access */
1687 init_default_gpio(gpio_tab);
1688 set_chip_gpio_configuration(GPIO0, gpio_tab);
1689 set_chip_gpio_configuration(GPIO1, gpio_tab);
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);
1698 /*----------------------------------------------------------------------------+
1699 | SDR + ios table update + fpga initialization
1700 +----------------------------------------------------------------------------*/
1701 unsigned long sdr0_pfc1 = 0;
1702 unsigned long sdr0_usb0 = 0;
1703 unsigned long sdr0_mfr = 0;
1705 /* PCI Always selected */
1708 if (ppc440ep_core_selection[IIC_CORE] == CORE_SELECTED)
1710 sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_SIS_MASK) | SDR0_PFC1_SIS_IIC1_SEL;
1711 iic1_selection_in_fpga();
1715 if (ppc440ep_core_selection[SCP_CORE] == CORE_SELECTED)
1717 sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_SIS_MASK) | SDR0_PFC1_SIS_SCP_SEL;
1718 scp_selection_in_fpga();
1721 /* UIC 0:3 Selection */
1722 if (ppc440ep_core_selection[UIC_0_3] == CORE_SELECTED)
1724 update_uic_0_3_irq_ios(gpio_tab);
1725 dma_a_b_unselect_in_fpga();
1728 /* UIC 4:9 Selection */
1729 if (ppc440ep_core_selection[UIC_4_9] == CORE_SELECTED)
1731 sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_DIS_MASK) | SDR0_PFC1_DIS_UICIRQ5_SEL;
1732 update_uic_4_9_irq_ios(gpio_tab);
1735 /* DMA AB Selection */
1736 if (ppc440ep_core_selection[DMA_CHANNEL_AB] == CORE_SELECTED)
1738 sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_DIS_MASK) | SDR0_PFC1_DIS_DMAR_SEL;
1739 update_dma_a_b_ios(gpio_tab);
1740 dma_a_b_selection_in_fpga();
1743 /* DMA CD Selection */
1744 if (ppc440ep_core_selection[DMA_CHANNEL_CD] == CORE_SELECTED)
1746 update_dma_c_d_ios(gpio_tab);
1747 dma_c_d_selection_in_fpga();
1750 /* EBC Master Selection */
1751 if (ppc440ep_core_selection[EBC_MASTER] == CORE_SELECTED)
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;
1755 update_ebc_master_ios(gpio_tab);
1758 /* PCI Patch Enable */
1759 if (ppc440ep_core_selection[PCI_PATCH] == CORE_SELECTED)
1761 sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_UES_MASK) | SDR0_PFC1_UES_EBCHR_SEL;
1762 update_pci_patch_ios(gpio_tab);
1765 /* USB2 Host Selection - Not Implemented in PowerPC 440EP Pass1 */
1766 if (ppc440ep_core_selection[USB2_HOST] == CORE_SELECTED)
1768 /* Not Implemented in PowerPC 440EP Pass1-Pass2 */
1769 printf("Invalid configuration => USB2 Host selected\n");
1772 /*usb2_host_selection_in_fpga(); */
1775 /* USB2.0 Device Selection */
1776 if (ppc440ep_core_selection[USB2_DEVICE] == CORE_SELECTED)
1778 update_usb2_device_ios(gpio_tab);
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;
1782 mfsdr(SDR0_USB0, sdr0_usb0);
1783 sdr0_usb0 = sdr0_usb0 &~SDR0_USB0_USB_DEVSEL_MASK;
1784 sdr0_usb0 = sdr0_usb0 | SDR0_USB0_USB20D_DEVSEL;
1785 mtsdr(SDR0_USB0, sdr0_usb0);
1787 usb2_device_selection_in_fpga();
1790 /* USB1.1 Device Selection */
1791 if (ppc440ep_core_selection[USB1_DEVICE] == CORE_SELECTED)
1793 mfsdr(SDR0_USB0, sdr0_usb0);
1794 sdr0_usb0 = sdr0_usb0 &~SDR0_USB0_USB_DEVSEL_MASK;
1795 sdr0_usb0 = sdr0_usb0 | SDR0_USB0_USB11D_DEVSEL;
1796 mtsdr(SDR0_USB0, sdr0_usb0);
1799 /* USB1.1 Host Selection */
1800 if (ppc440ep_core_selection[USB1_HOST] == CORE_SELECTED)
1802 mfsdr(SDR0_USB0, sdr0_usb0);
1803 sdr0_usb0 = sdr0_usb0 &~SDR0_USB0_LEEN_MASK;
1804 sdr0_usb0 = sdr0_usb0 | SDR0_USB0_LEEN_ENABLE;
1805 mtsdr(SDR0_USB0, sdr0_usb0);
1808 /* NAND Flash Selection */
1809 if (ppc440ep_core_selection[NAND_FLASH] == CORE_SELECTED)
1811 update_ndfc_ios(gpio_tab);
1813 #if !(defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL))
1814 mtsdr(SDR0_CUST0, SDR0_CUST0_MUX_NDFC_SEL |
1815 SDR0_CUST0_NDFC_ENABLE |
1816 SDR0_CUST0_NDFC_BW_8_BIT |
1817 SDR0_CUST0_NDFC_ARE_MASK |
1818 SDR0_CUST0_CHIPSELGAT_EN1 |
1819 SDR0_CUST0_CHIPSELGAT_EN2);
1821 mtsdr(SDR0_CUST0, SDR0_CUST0_MUX_NDFC_SEL |
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);
1829 ndfc_selection_in_fpga();
1833 /* Set Mux on EMAC */
1834 mtsdr(SDR0_CUST0, SDR0_CUST0_MUX_EMAC_SEL);
1838 if (ppc440ep_core_selection[MII_SEL] == CORE_SELECTED)
1840 update_zii_ios(gpio_tab);
1841 mfsdr(SDR0_MFR, sdr0_mfr);
1842 sdr0_mfr = (sdr0_mfr & ~SDR0_MFR_ZMII_MODE_MASK) | SDR0_MFR_ZMII_MODE_MII;
1843 mtsdr(SDR0_MFR, sdr0_mfr);
1845 set_phy_configuration_through_fpga(ZMII_CONFIGURATION_IS_MII);
1848 /* RMII Selection */
1849 if (ppc440ep_core_selection[RMII_SEL] == CORE_SELECTED)
1851 update_zii_ios(gpio_tab);
1852 mfsdr(SDR0_MFR, sdr0_mfr);
1853 sdr0_mfr = (sdr0_mfr & ~SDR0_MFR_ZMII_MODE_MASK) | SDR0_MFR_ZMII_MODE_RMII_10M;
1854 mtsdr(SDR0_MFR, sdr0_mfr);
1856 set_phy_configuration_through_fpga(ZMII_CONFIGURATION_IS_RMII);
1859 /* SMII Selection */
1860 if (ppc440ep_core_selection[SMII_SEL] == CORE_SELECTED)
1862 update_zii_ios(gpio_tab);
1863 mfsdr(SDR0_MFR, sdr0_mfr);
1864 sdr0_mfr = (sdr0_mfr & ~SDR0_MFR_ZMII_MODE_MASK) | SDR0_MFR_ZMII_MODE_SMII;
1865 mtsdr(SDR0_MFR, sdr0_mfr);
1867 set_phy_configuration_through_fpga(ZMII_CONFIGURATION_IS_SMII);
1870 /* UART Selection */
1871 uart_configuration = get_uart_configuration();
1872 switch (uart_configuration)
1874 case L1: /* L1 Selection */
1875 /* UART0 8 pins Only */
1876 /*sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U0ME_MASK) | SDR0_PFC1_U0ME_DSR_DTR; */
1877 sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U0ME_MASK) |SDR0_PFC1_U0ME_CTS_RTS; /* Chip Pb */
1878 sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U0IM_MASK) | SDR0_PFC1_U0IM_8PINS;
1880 case L2: /* L2 Selection */
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;
1886 case L3: /* L3 Selection */
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;
1892 case L4: /* L4 Selection */
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;
1899 update_uart_ios(uart_configuration, gpio_tab);
1901 /* UART Selection in all cases */
1902 uart_selection_in_fpga(uart_configuration);
1904 /* Packet Reject Function Available */
1905 if (ppc440ep_core_selection[PACKET_REJ_FUNC_AVAIL] == CORE_SELECTED)
1907 /* Set UPR Bit in SDR0_PFC1 Register */
1908 sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_UPR_MASK) | SDR0_PFC1_UPR_ENABLE;
1911 /* Packet Reject Function Enable */
1912 if (ppc440ep_core_selection[PACKET_REJ_FUNC_EN] == CORE_SELECTED)
1914 mfsdr(SDR0_MFR, sdr0_mfr);
1915 sdr0_mfr = (sdr0_mfr & ~SDR0_MFR_PKT_REJ_MASK) | SDR0_MFR_PKT_REJ_EN;;
1916 mtsdr(SDR0_MFR, sdr0_mfr);
1919 /* Perform effective access to hardware */
1920 mtsdr(SDR0_PFC1, sdr0_pfc1);
1921 set_chip_gpio_configuration(GPIO0, gpio_tab);
1922 set_chip_gpio_configuration(GPIO1, gpio_tab);
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();