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/fsl_pci.h>
31 #include <asm/fsl_ddr_sdram.h>
35 #include <fdt_support.h>
39 #include "../common/pixis.h"
40 #include "../common/sgmii_riser.h"
42 long int fixed_sdram(void);
47 u8 *pixis_base = (u8 *)PIXIS_BASE;
49 puts ("Board: MPC8572DS ");
50 #ifdef CONFIG_PHYS_64BIT
51 puts ("(36-bit addrmap) ");
53 printf ("Sys ID: 0x%02x, "
54 "Sys Ver: 0x%02x, FPGA Ver: 0x%02x, ",
55 in_8(pixis_base + PIXIS_ID), in_8(pixis_base + PIXIS_VER),
56 in_8(pixis_base + PIXIS_PVER));
58 vboot = in_8(pixis_base + PIXIS_VBOOT);
59 switch ((vboot & PIXIS_VBOOT_LBMAP) >> 6) {
60 case PIXIS_VBOOT_LBMAP_NOR0:
63 case PIXIS_VBOOT_LBMAP_PJET:
66 case PIXIS_VBOOT_LBMAP_NAND:
69 case PIXIS_VBOOT_LBMAP_NOR1:
77 phys_size_t initdram(int board_type)
79 phys_size_t dram_size = 0;
81 puts("Initializing....");
83 #ifdef CONFIG_SPD_EEPROM
84 dram_size = fsl_ddr_sdram();
86 dram_size = fixed_sdram();
88 dram_size = setup_ddr_tlbs(dram_size / 0x100000);
89 dram_size *= 0x100000;
95 #if !defined(CONFIG_SPD_EEPROM)
97 * Fixed sdram init -- doesn't use serial presence detect.
100 phys_size_t fixed_sdram (void)
102 volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
103 volatile ccsr_ddr_t *ddr= &immap->im_ddr;
106 ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS;
107 ddr->cs0_config = CONFIG_SYS_DDR_CS0_CONFIG;
109 ddr->timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
110 ddr->timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
111 ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
112 ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
113 ddr->sdram_mode = CONFIG_SYS_DDR_MODE_1;
114 ddr->sdram_mode_2 = CONFIG_SYS_DDR_MODE_2;
115 ddr->sdram_interval = CONFIG_SYS_DDR_INTERVAL;
116 ddr->sdram_data_init = CONFIG_SYS_DDR_DATA_INIT;
117 ddr->sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CTRL;
118 ddr->sdram_cfg_2 = CONFIG_SYS_DDR_CONTROL2;
120 #if defined (CONFIG_DDR_ECC)
121 ddr->err_int_en = CONFIG_SYS_DDR_ERR_INT_EN;
122 ddr->err_disable = CONFIG_SYS_DDR_ERR_DIS;
123 ddr->err_sbe = CONFIG_SYS_DDR_SBE;
129 ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL;
131 #if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
133 debug("DDR - 1st controller: memory initializing\n");
135 * Poll until memory is initialized.
136 * 512 Meg at 400 might hit this 200 times or so.
138 while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0) {
141 debug("DDR: memory initialized\n\n");
146 return 512 * 1024 * 1024;
152 static struct pci_controller pcie1_hose;
156 static struct pci_controller pcie2_hose;
160 static struct pci_controller pcie3_hose;
164 void pci_init_board(void)
166 volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
167 struct fsl_pci_info pci_info[3];
168 u32 devdisr, pordevsr, io_sel, host_agent, temp32;
169 int first_free_busno = 0;
172 int pcie_ep, pcie_configured;
174 devdisr = in_be32(&gur->devdisr);
175 pordevsr = in_be32(&gur->pordevsr);
176 io_sel = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;
177 host_agent = (in_be32(&gur->porbmsr) & MPC85xx_PORBMSR_HA) >> 16;
179 debug (" pci_init_board: devdisr=%x, io_sel=%x, host_agent=%x\n",
180 devdisr, io_sel, host_agent);
182 if (!(pordevsr & MPC85xx_PORDEVSR_SGMII1_DIS))
183 printf (" eTSEC1 is in sgmii mode.\n");
184 if (!(pordevsr & MPC85xx_PORDEVSR_SGMII2_DIS))
185 printf (" eTSEC2 is in sgmii mode.\n");
186 if (!(pordevsr & MPC85xx_PORDEVSR_SGMII3_DIS))
187 printf (" eTSEC3 is in sgmii mode.\n");
188 if (!(pordevsr & MPC85xx_PORDEVSR_SGMII4_DIS))
189 printf (" eTSEC4 is in sgmii mode.\n");
193 pcie_ep = is_fsl_pci_agent(LAW_TRGT_IF_PCIE_3, host_agent);
194 pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_3, io_sel);
196 if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE3)){
197 SET_STD_PCIE_INFO(pci_info[num], 3);
198 printf (" PCIE3 connected to ULI as %s (base addr %lx)\n",
199 pcie_ep ? "End Point" : "Root Complex",
201 first_free_busno = fsl_pci_init_port(&pci_info[num++],
202 &pcie3_hose, first_free_busno);
204 * Activate ULI1575 legacy chip by performing a fake
205 * memory access. Needed to make ULI RTC work.
206 * Device 1d has the first on-board memory BAR.
208 pci_hose_read_config_dword(&pcie3_hose, PCI_BDF(2, 0x1d, 0),
209 PCI_BASE_ADDRESS_1, &temp32);
210 if (temp32 >= CONFIG_SYS_PCIE3_MEM_BUS) {
211 void *p = pci_mem_to_virt(PCI_BDF(2, 0x1d, 0),
213 debug(" uli1572 read to %p\n", p);
217 printf (" PCIE3: disabled\n");
221 setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE3); /* disable */
225 pcie_ep = is_fsl_pci_agent(LAW_TRGT_IF_PCIE_2, host_agent);
226 pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_2, io_sel);
228 if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE2)){
229 SET_STD_PCIE_INFO(pci_info[num], 2);
230 printf (" PCIE2 connected to Slot 1 as %s (base addr %lx)\n",
231 pcie_ep ? "End Point" : "Root Complex",
233 first_free_busno = fsl_pci_init_port(&pci_info[num++],
234 &pcie2_hose, first_free_busno);
236 printf (" PCIE2: disabled\n");
241 setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE2); /* disable */
245 pcie_ep = is_fsl_pci_agent(LAW_TRGT_IF_PCIE_1, host_agent);
246 pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_1, io_sel);
248 if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
249 SET_STD_PCIE_INFO(pci_info[num], 1);
250 printf (" PCIE1 connected to Slot 2 as %s (base addr %lx)\n",
251 pcie_ep ? "End Point" : "Root Complex",
253 first_free_busno = fsl_pci_init_port(&pci_info[num++],
254 &pcie1_hose, first_free_busno);
256 printf (" PCIE1: disabled\n");
261 setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE); /* disable */
266 int board_early_init_r(void)
268 const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
269 const u8 flash_esel = 2;
272 * Remap Boot flash + PROMJET region to caching-inhibited
273 * so that flash can be erased properly.
276 /* Flush d-cache and invalidate i-cache of any FLASH data */
280 /* invalidate existing TLB entry for flash + promjet */
281 disable_tlb(flash_esel);
283 set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS, /* tlb, epn, rpn */
284 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, /* perms, wimge */
285 0, flash_esel, BOOKE_PAGESZ_256M, 1); /* ts, esel, tsize, iprot */
290 #ifdef CONFIG_GET_CLK_FROM_ICS307
291 /* decode S[0-2] to Output Divider (OD) */
292 static unsigned char ics307_S_to_OD[] = {
293 10, 2, 8, 4, 5, 7, 3, 6
296 /* Calculate frequency being generated by ICS307-02 clock chip based upon
297 * the control bytes being programmed into it. */
298 /* XXX: This function should probably go into a common library */
300 ics307_clk_freq (unsigned char cw0, unsigned char cw1, unsigned char cw2)
302 const unsigned long InputFrequency = CONFIG_ICS307_REFCLK_HZ;
303 unsigned long VDW = ((cw1 << 1) & 0x1FE) + ((cw2 >> 7) & 1);
304 unsigned long RDW = cw2 & 0x7F;
305 unsigned long OD = ics307_S_to_OD[cw0 & 0x7];
308 /* CLK1Frequency = InputFrequency * 2 * (VDW + 8) / ((RDW + 2) * OD) */
310 /* cw0: C1 C0 TTL F1 F0 S2 S1 S0
311 * cw1: V8 V7 V6 V5 V4 V3 V2 V1
312 * cw2: V0 R6 R5 R4 R3 R2 R1 R0
314 * R6:R0 = Reference Divider Word (RDW)
315 * V8:V0 = VCO Divider Word (VDW)
316 * S2:S0 = Output Divider Select (OD)
317 * F1:F0 = Function of CLK2 Output
319 * C1:C0 = internal load capacitance for cyrstal
322 /* Adding 1 to get a "nicely" rounded number, but this needs
323 * more tweaking to get a "properly" rounded number. */
325 freq = 1 + (InputFrequency * 2 * (VDW + 8) / ((RDW + 2) * OD));
327 debug("ICS307: CW[0-2]: %02X %02X %02X => %u Hz\n", cw0, cw1, cw2,
332 unsigned long get_board_sys_clk(ulong dummy)
334 u8 *pixis_base = (u8 *)PIXIS_BASE;
336 return ics307_clk_freq (
337 in_8(pixis_base + PIXIS_VSYSCLK0),
338 in_8(pixis_base + PIXIS_VSYSCLK1),
339 in_8(pixis_base + PIXIS_VSYSCLK2)
343 unsigned long get_board_ddr_clk(ulong dummy)
345 u8 *pixis_base = (u8 *)PIXIS_BASE;
347 return ics307_clk_freq (
348 in_8(pixis_base + PIXIS_VDDRCLK0),
349 in_8(pixis_base + PIXIS_VDDRCLK1),
350 in_8(pixis_base + PIXIS_VDDRCLK2)
354 unsigned long get_board_sys_clk(ulong dummy)
358 u8 *pixis_base = (u8 *)PIXIS_BASE;
360 i = in_8(pixis_base + PIXIS_SPD);
393 unsigned long get_board_ddr_clk(ulong dummy)
397 u8 *pixis_base = (u8 *)PIXIS_BASE;
399 i = in_8(pixis_base + PIXIS_SPD);
433 #ifdef CONFIG_TSEC_ENET
434 int board_eth_init(bd_t *bis)
436 struct tsec_info_struct tsec_info[4];
437 volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
441 SET_STD_TSEC_INFO(tsec_info[num], 1);
442 if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII1_DIS))
443 tsec_info[num].flags |= TSEC_SGMII;
447 SET_STD_TSEC_INFO(tsec_info[num], 2);
448 if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII2_DIS))
449 tsec_info[num].flags |= TSEC_SGMII;
453 SET_STD_TSEC_INFO(tsec_info[num], 3);
454 if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII3_DIS))
455 tsec_info[num].flags |= TSEC_SGMII;
459 SET_STD_TSEC_INFO(tsec_info[num], 4);
460 if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII4_DIS))
461 tsec_info[num].flags |= TSEC_SGMII;
466 printf("No TSECs initialized\n");
471 #ifdef CONFIG_FSL_SGMII_RISER
472 fsl_sgmii_riser_init(tsec_info, num);
475 tsec_eth_init(bis, tsec_info, num);
477 return pci_eth_init(bis);
481 #if defined(CONFIG_OF_BOARD_SETUP)
482 void ft_board_setup(void *blob, bd_t *bd)
487 ft_cpu_setup(blob, bd);
489 base = getenv_bootm_low();
490 size = getenv_bootm_size();
492 fdt_fixup_memory(blob, (u64)base, (u64)size);
495 ft_fsl_pci_setup(blob, "pci0", &pcie3_hose);
498 ft_fsl_pci_setup(blob, "pci1", &pcie2_hose);
501 ft_fsl_pci_setup(blob, "pci2", &pcie1_hose);
503 #ifdef CONFIG_FSL_SGMII_RISER
504 fsl_sgmii_riser_fdt_fixup(blob);
510 extern void cpu_mp_lmb_reserve(struct lmb *lmb);
512 void board_lmb_reserve(struct lmb *lmb)
514 cpu_mp_lmb_reserve(lmb);