2 * Copyright 2008 Freescale Semiconductor.
4 * See file CREDITS for list of people who contributed to this
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 of
10 * the License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
26 #include <asm/processor.h>
28 #include <asm/cache.h>
29 #include <asm/immap_85xx.h>
30 #include <asm/fsl_pci.h>
31 #include <asm/fsl_ddr_sdram.h>
36 #include <spd_sdram.h>
37 #include <fdt_support.h>
42 #include "../common/pixis.h"
43 #include "../common/sgmii_riser.h"
45 phys_size_t fixed_sdram(void);
47 int board_early_init_f (void)
50 volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
52 setbits_be32(&gur->pmuxcr,
53 (MPC85xx_PMUXCR_SD_DATA |
54 MPC85xx_PMUXCR_SDHC_CD |
55 MPC85xx_PMUXCR_SDHC_WP));
64 u8 *pixis_base = (u8 *)PIXIS_BASE;
66 puts("Board: MPC8536DS ");
67 #ifdef CONFIG_PHYS_64BIT
68 puts("(36-bit addrmap) ");
71 printf ("Sys ID: 0x%02x, "
72 "Sys Ver: 0x%02x, FPGA Ver: 0x%02x, ",
73 in_8(pixis_base + PIXIS_ID), in_8(pixis_base + PIXIS_VER),
74 in_8(pixis_base + PIXIS_PVER));
76 vboot = in_8(pixis_base + PIXIS_VBOOT);
77 switch ((vboot & PIXIS_VBOOT_LBMAP) >> 5) {
78 case PIXIS_VBOOT_LBMAP_NOR0:
81 case PIXIS_VBOOT_LBMAP_NOR1:
84 case PIXIS_VBOOT_LBMAP_NOR2:
87 case PIXIS_VBOOT_LBMAP_NOR3:
90 case PIXIS_VBOOT_LBMAP_PJET:
93 case PIXIS_VBOOT_LBMAP_NAND:
102 initdram(int board_type)
104 phys_size_t dram_size = 0;
106 puts("Initializing....");
108 #ifdef CONFIG_SPD_EEPROM
109 dram_size = fsl_ddr_sdram();
111 dram_size = fixed_sdram();
113 dram_size = setup_ddr_tlbs(dram_size / 0x100000);
114 dram_size *= 0x100000;
120 #if !defined(CONFIG_SPD_EEPROM)
122 * Fixed sdram init -- doesn't use serial presence detect.
125 phys_size_t fixed_sdram (void)
127 volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
128 volatile ccsr_ddr_t *ddr= &immap->im_ddr;
131 ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS;
132 ddr->cs0_config = CONFIG_SYS_DDR_CS0_CONFIG;
134 ddr->timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
135 ddr->timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
136 ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
137 ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
138 ddr->sdram_mode = CONFIG_SYS_DDR_MODE_1;
139 ddr->sdram_mode_2 = CONFIG_SYS_DDR_MODE_2;
140 ddr->sdram_interval = CONFIG_SYS_DDR_INTERVAL;
141 ddr->sdram_data_init = CONFIG_SYS_DDR_DATA_INIT;
142 ddr->sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CTRL;
143 ddr->sdram_cfg_2 = CONFIG_SYS_DDR_CONTROL2;
145 #if defined (CONFIG_DDR_ECC)
146 ddr->err_int_en = CONFIG_SYS_DDR_ERR_INT_EN;
147 ddr->err_disable = CONFIG_SYS_DDR_ERR_DIS;
148 ddr->err_sbe = CONFIG_SYS_DDR_SBE;
154 ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL;
156 #if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
158 debug("DDR - 1st controller: memory initializing\n");
160 * Poll until memory is initialized.
161 * 512 Meg at 400 might hit this 200 times or so.
163 while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0) {
166 debug("DDR: memory initialized\n\n");
171 return 512 * 1024 * 1024;
177 static struct pci_controller pci1_hose;
181 static struct pci_controller pcie1_hose;
185 static struct pci_controller pcie2_hose;
189 static struct pci_controller pcie3_hose;
192 int first_free_busno=0;
197 volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
198 uint devdisr = gur->devdisr;
200 (gur->pordevsr & MPC85xx_PORDEVSR_SRDS2_IO_SEL) >> 27;
201 uint io_sel = (gur->pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;
202 uint host_agent = (gur->porbmsr & MPC85xx_PORBMSR_HA) >> 16;
204 debug(" pci_init_board: devdisr=%x, sdrs2_io_sel=%x, io_sel=%x,\
205 host_agent=%x\n", devdisr, sdrs2_io_sel, io_sel, host_agent);
207 if (sdrs2_io_sel == 7)
208 printf(" Serdes2 disalbed\n");
209 else if (sdrs2_io_sel == 4) {
210 printf(" eTSEC1 is in sgmii mode.\n");
211 printf(" eTSEC3 is in sgmii mode.\n");
212 } else if (sdrs2_io_sel == 6)
213 printf(" eTSEC1 is in sgmii mode.\n");
217 volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCIE3_ADDR;
218 struct pci_controller *hose = &pcie3_hose;
219 int pcie_ep = (host_agent == 1);
220 int pcie_configured = (io_sel == 7);
221 struct pci_region *r = hose->regions;
223 if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
224 printf ("\n PCIE3 connected to Slot3 as %s (base address %x)",
225 pcie_ep ? "End Point" : "Root Complex",
227 if (pci->pme_msg_det) {
228 pci->pme_msg_det = 0xffffffff;
229 debug (" with errors. Clearing. Now 0x%08x",pci->pme_msg_det);
233 /* outbound memory */
235 CONFIG_SYS_PCIE3_MEM_BUS,
236 CONFIG_SYS_PCIE3_MEM_PHYS,
237 CONFIG_SYS_PCIE3_MEM_SIZE,
242 CONFIG_SYS_PCIE3_IO_BUS,
243 CONFIG_SYS_PCIE3_IO_PHYS,
244 CONFIG_SYS_PCIE3_IO_SIZE,
247 hose->region_count = r - hose->regions;
249 hose->first_busno=first_free_busno;
251 fsl_pci_init(hose, (u32)&pci->cfg_addr, (u32)&pci->cfg_data);
253 first_free_busno=hose->last_busno+1;
254 printf (" PCIE3 on bus %02x - %02x\n",
255 hose->first_busno,hose->last_busno);
257 printf (" PCIE3: disabled\n");
262 gur->devdisr |= MPC85xx_DEVDISR_PCIE3; /* disable */
267 volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCIE1_ADDR;
268 struct pci_controller *hose = &pcie1_hose;
269 int pcie_ep = (host_agent == 5);
270 int pcie_configured = (io_sel == 2 || io_sel == 3
271 || io_sel == 5 || io_sel == 7);
272 struct pci_region *r = hose->regions;
274 if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
275 printf ("\n PCIE1 connected to Slot1 as %s (base address %x)",
276 pcie_ep ? "End Point" : "Root Complex",
278 if (pci->pme_msg_det) {
279 pci->pme_msg_det = 0xffffffff;
280 debug (" with errors. Clearing. Now 0x%08x",pci->pme_msg_det);
284 /* outbound memory */
286 CONFIG_SYS_PCIE1_MEM_BUS,
287 CONFIG_SYS_PCIE1_MEM_PHYS,
288 CONFIG_SYS_PCIE1_MEM_SIZE,
293 CONFIG_SYS_PCIE1_IO_BUS,
294 CONFIG_SYS_PCIE1_IO_PHYS,
295 CONFIG_SYS_PCIE1_IO_SIZE,
298 #ifdef CONFIG_SYS_PCIE1_MEM_BUS2
299 /* outbound memory */
301 CONFIG_SYS_PCIE1_MEM_BUS2,
302 CONFIG_SYS_PCIE1_MEM_PHYS2,
303 CONFIG_SYS_PCIE1_MEM_SIZE2,
306 hose->region_count = r - hose->regions;
307 hose->first_busno=first_free_busno;
309 fsl_pci_init(hose, (u32)&pci->cfg_addr, (u32)&pci->cfg_data);
311 first_free_busno=hose->last_busno+1;
312 printf(" PCIE1 on bus %02x - %02x\n",
313 hose->first_busno,hose->last_busno);
316 printf (" PCIE1: disabled\n");
321 gur->devdisr |= MPC85xx_DEVDISR_PCIE; /* disable */
326 volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCIE2_ADDR;
327 struct pci_controller *hose = &pcie2_hose;
328 int pcie_ep = (host_agent == 3);
329 int pcie_configured = (io_sel == 5 || io_sel == 7);
330 struct pci_region *r = hose->regions;
332 if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
333 printf ("\n PCIE2 connected to Slot 2 as %s (base address %x)",
334 pcie_ep ? "End Point" : "Root Complex",
336 if (pci->pme_msg_det) {
337 pci->pme_msg_det = 0xffffffff;
338 debug (" with errors. Clearing. Now 0x%08x",pci->pme_msg_det);
342 /* outbound memory */
344 CONFIG_SYS_PCIE2_MEM_BUS,
345 CONFIG_SYS_PCIE2_MEM_PHYS,
346 CONFIG_SYS_PCIE2_MEM_SIZE,
351 CONFIG_SYS_PCIE2_IO_BUS,
352 CONFIG_SYS_PCIE2_IO_PHYS,
353 CONFIG_SYS_PCIE2_IO_SIZE,
356 #ifdef CONFIG_SYS_PCIE2_MEM_BUS2
357 /* outbound memory */
359 CONFIG_SYS_PCIE2_MEM_BUS2,
360 CONFIG_SYS_PCIE2_MEM_PHYS2,
361 CONFIG_SYS_PCIE2_MEM_SIZE2,
364 hose->region_count = r - hose->regions;
365 hose->first_busno=first_free_busno;
367 fsl_pci_init(hose, (u32)&pci->cfg_addr, (u32)&pci->cfg_data);
368 first_free_busno=hose->last_busno+1;
369 printf (" PCIE2 on bus %02x - %02x\n",
370 hose->first_busno,hose->last_busno);
373 printf (" PCIE2: disabled\n");
378 gur->devdisr |= MPC85xx_DEVDISR_PCIE2; /* disable */
384 volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCI1_ADDR;
385 struct pci_controller *hose = &pci1_hose;
386 struct pci_region *r = hose->regions;
388 uint pci_agent = (host_agent == 6);
389 uint pci_speed = 66666000; /*get_clock_freq (); PCI PSPEED in [4:5] */
391 uint pci_arb = gur->pordevsr & MPC85xx_PORDEVSR_PCI1_ARB; /* PORDEVSR[14] */
392 uint pci_clk_sel = gur->porpllsr & MPC85xx_PORDEVSR_PCI1_SPD; /* PORPLLSR[16] */
395 if (!(devdisr & MPC85xx_DEVDISR_PCI1)) {
396 printf ("\n PCI: %d bit, %s MHz, %s, %s, %s (base address %x)\n",
398 (pci_speed == 33333000) ? "33" :
399 (pci_speed == 66666000) ? "66" : "unknown",
400 pci_clk_sel ? "sync" : "async",
401 pci_agent ? "agent" : "host",
402 pci_arb ? "arbiter" : "external-arbiter",
406 /* outbound memory */
408 CONFIG_SYS_PCI1_MEM_BUS,
409 CONFIG_SYS_PCI1_MEM_PHYS,
410 CONFIG_SYS_PCI1_MEM_SIZE,
415 CONFIG_SYS_PCI1_IO_BUS,
416 CONFIG_SYS_PCI1_IO_PHYS,
417 CONFIG_SYS_PCI1_IO_SIZE,
420 #ifdef CONFIG_SYS_PCI1_MEM_BUS2
421 /* outbound memory */
423 CONFIG_SYS_PCI1_MEM_BUS2,
424 CONFIG_SYS_PCI1_MEM_PHYS2,
425 CONFIG_SYS_PCI1_MEM_SIZE2,
428 hose->region_count = r - hose->regions;
429 hose->first_busno=first_free_busno;
431 fsl_pci_init(hose, (u32)&pci->cfg_addr, (u32)&pci->cfg_data);
432 first_free_busno=hose->last_busno+1;
433 printf ("PCI on bus %02x - %02x\n",
434 hose->first_busno,hose->last_busno);
436 printf (" PCI: disabled\n");
440 gur->devdisr |= MPC85xx_DEVDISR_PCI1; /* disable */
445 int board_early_init_r(void)
447 const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
448 const u8 flash_esel = 1;
451 * Remap Boot flash + PROMJET region to caching-inhibited
452 * so that flash can be erased properly.
455 /* Flush d-cache and invalidate i-cache of any FLASH data */
459 /* invalidate existing TLB entry for flash + promjet */
460 disable_tlb(flash_esel);
462 set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS, /* tlb, epn, rpn */
463 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, /* perms, wimge */
464 0, flash_esel, BOOKE_PAGESZ_256M, 1); /* ts, esel, tsize, iprot */
469 #ifdef CONFIG_GET_CLK_FROM_ICS307
470 /* decode S[0-2] to Output Divider (OD) */
473 10, 2, 8, 4, 5, 7, 3, 6
476 /* Calculate frequency being generated by ICS307-02 clock chip based upon
477 * the control bytes being programmed into it. */
478 /* XXX: This function should probably go into a common library */
480 ics307_clk_freq (unsigned char cw0, unsigned char cw1, unsigned char cw2)
482 const unsigned long long InputFrequency = CONFIG_ICS307_REFCLK_HZ;
483 unsigned long VDW = ((cw1 << 1) & 0x1FE) + ((cw2 >> 7) & 1);
484 unsigned long RDW = cw2 & 0x7F;
485 unsigned long OD = ics307_S_to_OD[cw0 & 0x7];
488 /* CLK1Frequency = InputFrequency * 2 * (VDW + 8) / ((RDW + 2) * OD) */
490 /* cw0: C1 C0 TTL F1 F0 S2 S1 S0
491 * cw1: V8 V7 V6 V5 V4 V3 V2 V1
492 * cw2: V0 R6 R5 R4 R3 R2 R1 R0
494 * R6:R0 = Reference Divider Word (RDW)
495 * V8:V0 = VCO Divider Word (VDW)
496 * S2:S0 = Output Divider Select (OD)
497 * F1:F0 = Function of CLK2 Output
499 * C1:C0 = internal load capacitance for cyrstal
502 /* Adding 1 to get a "nicely" rounded number, but this needs
503 * more tweaking to get a "properly" rounded number. */
505 freq = 1 + (InputFrequency * 2 * (VDW + 8) / ((RDW + 2) * OD));
507 debug("ICS307: CW[0-2]: %02X %02X %02X => %u Hz\n", cw0, cw1, cw2,
513 get_board_sys_clk(ulong dummy)
515 u8 *pixis_base = (u8 *)PIXIS_BASE;
517 return ics307_clk_freq (
518 in_8(pixis_base + PIXIS_VSYSCLK0),
519 in_8(pixis_base + PIXIS_VSYSCLK1),
520 in_8(pixis_base + PIXIS_VSYSCLK2)
525 get_board_ddr_clk(ulong dummy)
527 u8 *pixis_base = (u8 *)PIXIS_BASE;
529 return ics307_clk_freq (
530 in_8(pixis_base + PIXIS_VDDRCLK0),
531 in_8(pixis_base + PIXIS_VDDRCLK1),
532 in_8(pixis_base + PIXIS_VDDRCLK2)
537 get_board_sys_clk(ulong dummy)
541 u8 *pixis_base = (u8 *)PIXIS_BASE;
543 i = in_8(pixis_base + PIXIS_SPD);
577 get_board_ddr_clk(ulong dummy)
581 u8 *pixis_base = (u8 *)PIXIS_BASE;
583 i = in_8(pixis_base + PIXIS_SPD);
617 int sata_initialize(void)
619 volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
621 (gur->pordevsr & MPC85xx_PORDEVSR_SRDS2_IO_SEL) >> 27;
622 if (sdrs2_io_sel & 0x04)
625 return __sata_initialize();
628 int board_eth_init(bd_t *bis)
630 #ifdef CONFIG_TSEC_ENET
631 struct tsec_info_struct tsec_info[2];
632 volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
635 (gur->pordevsr & MPC85xx_PORDEVSR_SRDS2_IO_SEL) >> 27;
638 SET_STD_TSEC_INFO(tsec_info[num], 1);
639 if ((sdrs2_io_sel == 4) || (sdrs2_io_sel == 6)) {
640 tsec_info[num].phyaddr = 0;
641 tsec_info[num].flags |= TSEC_SGMII;
646 SET_STD_TSEC_INFO(tsec_info[num], 3);
647 if (sdrs2_io_sel == 4) {
648 tsec_info[num].phyaddr = 1;
649 tsec_info[num].flags |= TSEC_SGMII;
655 printf("No TSECs initialized\n");
659 #ifdef CONFIG_FSL_SGMII_RISER
660 if ((sdrs2_io_sel == 4) || (sdrs2_io_sel == 6))
661 fsl_sgmii_riser_init(tsec_info, num);
664 tsec_eth_init(bis, tsec_info, num);
666 return pci_eth_init(bis);
669 #if defined(CONFIG_OF_BOARD_SETUP)
670 void ft_board_setup(void *blob, bd_t *bd)
672 ft_cpu_setup(blob, bd);
675 ft_fsl_pci_setup(blob, "pci0", &pci1_hose);
678 ft_fsl_pci_setup(blob, "pci1", &pcie2_hose);
681 ft_fsl_pci_setup(blob, "pci2", &pcie1_hose);
684 ft_fsl_pci_setup(blob, "pci3", &pcie3_hose);
686 #ifdef CONFIG_FSL_SGMII_RISER
687 fsl_sgmii_riser_fdt_fixup(blob);