2 * Copyright 2007-2008 Freescale Semiconductor, Inc.
4 * See file CREDITS for list of people who contributed to this
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 of
10 * the License, or (at your option) any later version.
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/immap_fsl_pci.h>
31 #include <asm/fsl_ddr_sdram.h>
35 #include <fdt_support.h>
38 #include "../common/pixis.h"
39 #include "../common/sgmii_riser.h"
41 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
42 extern void ddr_enable_ecc(unsigned int dram_size);
45 long int fixed_sdram(void);
49 printf ("Board: MPC8572DS, System ID: 0x%02x, "
50 "System Version: 0x%02x, FPGA Version: 0x%02x\n",
51 in8(PIXIS_BASE + PIXIS_ID), in8(PIXIS_BASE + PIXIS_VER),
52 in8(PIXIS_BASE + PIXIS_PVER));
56 phys_size_t initdram(int board_type)
58 phys_size_t dram_size = 0;
60 puts("Initializing....");
62 #ifdef CONFIG_SPD_EEPROM
63 dram_size = fsl_ddr_sdram();
65 dram_size = setup_ddr_tlbs(dram_size / 0x100000);
67 dram_size *= 0x100000;
69 dram_size = fixed_sdram();
72 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
74 * Initialize and enable DDR ECC.
76 ddr_enable_ecc(dram_size);
82 #if !defined(CONFIG_SPD_EEPROM)
84 * Fixed sdram init -- doesn't use serial presence detect.
87 phys_size_t fixed_sdram (void)
89 volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
90 volatile ccsr_ddr_t *ddr= &immap->im_ddr;
93 ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS;
94 ddr->cs0_config = CONFIG_SYS_DDR_CS0_CONFIG;
96 ddr->timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
97 ddr->timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
98 ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
99 ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
100 ddr->sdram_mode = CONFIG_SYS_DDR_MODE_1;
101 ddr->sdram_mode_2 = CONFIG_SYS_DDR_MODE_2;
102 ddr->sdram_interval = CONFIG_SYS_DDR_INTERVAL;
103 ddr->sdram_data_init = CONFIG_SYS_DDR_DATA_INIT;
104 ddr->sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CTRL;
105 ddr->sdram_cfg_2 = CONFIG_SYS_DDR_CONTROL2;
107 #if defined (CONFIG_DDR_ECC)
108 ddr->err_int_en = CONFIG_SYS_DDR_ERR_INT_EN;
109 ddr->err_disable = CONFIG_SYS_DDR_ERR_DIS;
110 ddr->err_sbe = CONFIG_SYS_DDR_SBE;
116 ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL;
118 #if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
120 debug("DDR - 1st controller: memory initializing\n");
122 * Poll until memory is initialized.
123 * 512 Meg at 400 might hit this 200 times or so.
125 while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0) {
128 debug("DDR: memory initialized\n\n");
133 return 512 * 1024 * 1024;
139 static struct pci_controller pcie1_hose;
143 static struct pci_controller pcie2_hose;
147 static struct pci_controller pcie3_hose;
150 extern int fsl_pci_setup_inbound_windows(struct pci_region *r);
151 extern void fsl_pci_init(struct pci_controller *hose);
153 int first_free_busno=0;
155 void pci_init_board(void)
157 volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
158 uint devdisr = gur->devdisr;
159 uint io_sel = (gur->pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;
160 uint host_agent = (gur->porbmsr & MPC85xx_PORBMSR_HA) >> 16;
162 debug (" pci_init_board: devdisr=%x, io_sel=%x, host_agent=%x\n",
163 devdisr, io_sel, host_agent);
165 if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII1_DIS))
166 printf (" eTSEC1 is in sgmii mode.\n");
167 if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII2_DIS))
168 printf (" eTSEC2 is in sgmii mode.\n");
169 if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII3_DIS))
170 printf (" eTSEC3 is in sgmii mode.\n");
171 if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII4_DIS))
172 printf (" eTSEC4 is in sgmii mode.\n");
177 volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCIE3_ADDR;
178 struct pci_controller *hose = &pcie3_hose;
179 int pcie_ep = (host_agent == 0) || (host_agent == 3) ||
180 (host_agent == 5) || (host_agent == 6);
181 int pcie_configured = io_sel >= 1;
182 struct pci_region *r = hose->regions;
185 if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
186 printf ("\n PCIE3 connected to ULI as %s (base address %x)",
187 pcie_ep ? "End Point" : "Root Complex",
189 if (pci->pme_msg_det) {
190 pci->pme_msg_det = 0xffffffff;
191 debug (" with errors. Clearing. Now 0x%08x",pci->pme_msg_det);
196 r += fsl_pci_setup_inbound_windows(r);
198 /* outbound memory */
200 CONFIG_SYS_PCIE3_MEM_BASE,
201 CONFIG_SYS_PCIE3_MEM_PHYS,
202 CONFIG_SYS_PCIE3_MEM_SIZE,
207 CONFIG_SYS_PCIE3_IO_BASE,
208 CONFIG_SYS_PCIE3_IO_PHYS,
209 CONFIG_SYS_PCIE3_IO_SIZE,
212 hose->region_count = r - hose->regions;
213 hose->first_busno=first_free_busno;
214 pci_setup_indirect(hose, (int) &pci->cfg_addr, (int) &pci->cfg_data);
218 first_free_busno=hose->last_busno+1;
219 printf (" PCIE3 on bus %02x - %02x\n",
220 hose->first_busno,hose->last_busno);
223 * Activate ULI1575 legacy chip by performing a fake
224 * memory access. Needed to make ULI RTC work.
225 * Device 1d has the first on-board memory BAR.
228 pci_hose_read_config_dword(hose, PCI_BDF(2, 0x1d, 0 ),
229 PCI_BASE_ADDRESS_1, &temp32);
230 if (temp32 >= CONFIG_SYS_PCIE3_MEM_PHYS) {
231 debug(" uli1572 read to %x\n", temp32);
232 in_be32((unsigned *)temp32);
235 printf (" PCIE3: disabled\n");
240 gur->devdisr |= MPC85xx_DEVDISR_PCIE3; /* disable */
245 volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCIE2_ADDR;
246 struct pci_controller *hose = &pcie2_hose;
247 int pcie_ep = (host_agent == 2) || (host_agent == 4) ||
248 (host_agent == 6) || (host_agent == 0);
249 int pcie_configured = io_sel & 4;
250 struct pci_region *r = hose->regions;
252 if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
253 printf ("\n PCIE2 connected to Slot 1 as %s (base address %x)",
254 pcie_ep ? "End Point" : "Root Complex",
256 if (pci->pme_msg_det) {
257 pci->pme_msg_det = 0xffffffff;
258 debug (" with errors. Clearing. Now 0x%08x",pci->pme_msg_det);
263 r += fsl_pci_setup_inbound_windows(r);
265 /* outbound memory */
267 CONFIG_SYS_PCIE2_MEM_BASE,
268 CONFIG_SYS_PCIE2_MEM_PHYS,
269 CONFIG_SYS_PCIE2_MEM_SIZE,
274 CONFIG_SYS_PCIE2_IO_BASE,
275 CONFIG_SYS_PCIE2_IO_PHYS,
276 CONFIG_SYS_PCIE2_IO_SIZE,
279 hose->region_count = r - hose->regions;
280 hose->first_busno=first_free_busno;
281 pci_setup_indirect(hose, (int) &pci->cfg_addr, (int) &pci->cfg_data);
284 first_free_busno=hose->last_busno+1;
285 printf (" PCIE2 on bus %02x - %02x\n",
286 hose->first_busno,hose->last_busno);
289 printf (" PCIE2: disabled\n");
294 gur->devdisr |= MPC85xx_DEVDISR_PCIE2; /* disable */
298 volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCIE1_ADDR;
299 struct pci_controller *hose = &pcie1_hose;
300 int pcie_ep = (host_agent <= 1) || (host_agent == 4) ||
302 int pcie_configured = io_sel & 6;
303 struct pci_region *r = hose->regions;
305 if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
306 printf ("\n PCIE1 connected to Slot 2 as %s (base address %x)",
307 pcie_ep ? "End Point" : "Root Complex",
309 if (pci->pme_msg_det) {
310 pci->pme_msg_det = 0xffffffff;
311 debug (" with errors. Clearing. Now 0x%08x",pci->pme_msg_det);
316 r += fsl_pci_setup_inbound_windows(r);
318 /* outbound memory */
320 CONFIG_SYS_PCIE1_MEM_BASE,
321 CONFIG_SYS_PCIE1_MEM_PHYS,
322 CONFIG_SYS_PCIE1_MEM_SIZE,
327 CONFIG_SYS_PCIE1_IO_BASE,
328 CONFIG_SYS_PCIE1_IO_PHYS,
329 CONFIG_SYS_PCIE1_IO_SIZE,
332 hose->region_count = r - hose->regions;
333 hose->first_busno=first_free_busno;
335 pci_setup_indirect(hose, (int) &pci->cfg_addr, (int) &pci->cfg_data);
339 first_free_busno=hose->last_busno+1;
340 printf(" PCIE1 on bus %02x - %02x\n",
341 hose->first_busno,hose->last_busno);
344 printf (" PCIE1: disabled\n");
349 gur->devdisr |= MPC85xx_DEVDISR_PCIE; /* disable */
354 int board_early_init_r(void)
356 const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
357 const u8 flash_esel = 2;
360 * Remap Boot flash + PROMJET region to caching-inhibited
361 * so that flash can be erased properly.
364 /* Flush d-cache and invalidate i-cache of any FLASH data */
368 /* invalidate existing TLB entry for flash + promjet */
369 disable_tlb(flash_esel);
371 set_tlb(1, flashbase, flashbase, /* tlb, epn, rpn */
372 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, /* perms, wimge */
373 0, flash_esel, BOOKE_PAGESZ_256M, 1); /* ts, esel, tsize, iprot */
378 #ifdef CONFIG_GET_CLK_FROM_ICS307
379 /* decode S[0-2] to Output Divider (OD) */
380 static unsigned char ics307_S_to_OD[] = {
381 10, 2, 8, 4, 5, 7, 3, 6
384 /* Calculate frequency being generated by ICS307-02 clock chip based upon
385 * the control bytes being programmed into it. */
386 /* XXX: This function should probably go into a common library */
388 ics307_clk_freq (unsigned char cw0, unsigned char cw1, unsigned char cw2)
390 const unsigned long InputFrequency = CONFIG_ICS307_REFCLK_HZ;
391 unsigned long VDW = ((cw1 << 1) & 0x1FE) + ((cw2 >> 7) & 1);
392 unsigned long RDW = cw2 & 0x7F;
393 unsigned long OD = ics307_S_to_OD[cw0 & 0x7];
396 /* CLK1Frequency = InputFrequency * 2 * (VDW + 8) / ((RDW + 2) * OD) */
398 /* cw0: C1 C0 TTL F1 F0 S2 S1 S0
399 * cw1: V8 V7 V6 V5 V4 V3 V2 V1
400 * cw2: V0 R6 R5 R4 R3 R2 R1 R0
402 * R6:R0 = Reference Divider Word (RDW)
403 * V8:V0 = VCO Divider Word (VDW)
404 * S2:S0 = Output Divider Select (OD)
405 * F1:F0 = Function of CLK2 Output
407 * C1:C0 = internal load capacitance for cyrstal
410 /* Adding 1 to get a "nicely" rounded number, but this needs
411 * more tweaking to get a "properly" rounded number. */
413 freq = 1 + (InputFrequency * 2 * (VDW + 8) / ((RDW + 2) * OD));
415 debug("ICS307: CW[0-2]: %02X %02X %02X => %u Hz\n", cw0, cw1, cw2,
420 unsigned long get_board_sys_clk(ulong dummy)
422 return ics307_clk_freq (
423 in8(PIXIS_BASE + PIXIS_VSYSCLK0),
424 in8(PIXIS_BASE + PIXIS_VSYSCLK1),
425 in8(PIXIS_BASE + PIXIS_VSYSCLK2)
429 unsigned long get_board_ddr_clk(ulong dummy)
431 return ics307_clk_freq (
432 in8(PIXIS_BASE + PIXIS_VDDRCLK0),
433 in8(PIXIS_BASE + PIXIS_VDDRCLK1),
434 in8(PIXIS_BASE + PIXIS_VDDRCLK2)
438 unsigned long get_board_sys_clk(ulong dummy)
443 i = in8(PIXIS_BASE + PIXIS_SPD);
476 unsigned long get_board_ddr_clk(ulong dummy)
481 i = in8(PIXIS_BASE + PIXIS_SPD);
515 #ifdef CONFIG_TSEC_ENET
516 int board_eth_init(bd_t *bis)
518 struct tsec_info_struct tsec_info[4];
519 volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
523 SET_STD_TSEC_INFO(tsec_info[num], 1);
524 if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII1_DIS))
525 tsec_info[num].flags |= TSEC_SGMII;
529 SET_STD_TSEC_INFO(tsec_info[num], 2);
530 if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII2_DIS))
531 tsec_info[num].flags |= TSEC_SGMII;
535 SET_STD_TSEC_INFO(tsec_info[num], 3);
536 if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII3_DIS))
537 tsec_info[num].flags |= TSEC_SGMII;
541 SET_STD_TSEC_INFO(tsec_info[num], 4);
542 if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII4_DIS))
543 tsec_info[num].flags |= TSEC_SGMII;
548 printf("No TSECs initialized\n");
553 fsl_sgmii_riser_init(tsec_info, num);
555 tsec_eth_init(bis, tsec_info, num);
561 #if defined(CONFIG_OF_BOARD_SETUP)
562 extern void ft_fsl_pci_setup(void *blob, const char *pci_alias,
563 struct pci_controller *hose);
565 void ft_board_setup(void *blob, bd_t *bd)
569 ft_cpu_setup(blob, bd);
571 base = getenv_bootm_low();
572 size = getenv_bootm_size();
574 fdt_fixup_memory(blob, (u64)base, (u64)size);
577 ft_fsl_pci_setup(blob, "pci0", &pcie3_hose);
580 ft_fsl_pci_setup(blob, "pci1", &pcie2_hose);
583 ft_fsl_pci_setup(blob, "pci2", &pcie1_hose);
589 extern void cpu_mp_lmb_reserve(struct lmb *lmb);
591 void board_lmb_reserve(struct lmb *lmb)
593 cpu_mp_lmb_reserve(lmb);