2 * Copyright 2007-2009 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/sgmii_riser.h"
41 long int fixed_sdram(void);
46 u8 *pixis_base = (u8 *)PIXIS_BASE;
48 puts ("Board: MPC8572DS ");
49 #ifdef CONFIG_PHYS_64BIT
50 puts ("(36-bit addrmap) ");
52 printf ("Sys ID: 0x%02x, "
53 "Sys Ver: 0x%02x, FPGA Ver: 0x%02x, ",
54 in_8(pixis_base + PIXIS_ID), in_8(pixis_base + PIXIS_VER),
55 in_8(pixis_base + PIXIS_PVER));
57 vboot = in_8(pixis_base + PIXIS_VBOOT);
58 switch ((vboot & PIXIS_VBOOT_LBMAP) >> 6) {
59 case PIXIS_VBOOT_LBMAP_NOR0:
62 case PIXIS_VBOOT_LBMAP_PJET:
65 case PIXIS_VBOOT_LBMAP_NAND:
68 case PIXIS_VBOOT_LBMAP_NOR1:
76 phys_size_t initdram(int board_type)
78 phys_size_t dram_size = 0;
80 puts("Initializing....");
82 #ifdef CONFIG_SPD_EEPROM
83 dram_size = fsl_ddr_sdram();
85 dram_size = fixed_sdram();
87 dram_size = setup_ddr_tlbs(dram_size / 0x100000);
88 dram_size *= 0x100000;
94 #if !defined(CONFIG_SPD_EEPROM)
96 * Fixed sdram init -- doesn't use serial presence detect.
99 phys_size_t fixed_sdram (void)
101 volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
102 volatile ccsr_ddr_t *ddr= &immap->im_ddr;
105 ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS;
106 ddr->cs0_config = CONFIG_SYS_DDR_CS0_CONFIG;
108 ddr->timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
109 ddr->timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
110 ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
111 ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
112 ddr->sdram_mode = CONFIG_SYS_DDR_MODE_1;
113 ddr->sdram_mode_2 = CONFIG_SYS_DDR_MODE_2;
114 ddr->sdram_interval = CONFIG_SYS_DDR_INTERVAL;
115 ddr->sdram_data_init = CONFIG_SYS_DDR_DATA_INIT;
116 ddr->sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CTRL;
117 ddr->sdram_cfg_2 = CONFIG_SYS_DDR_CONTROL2;
119 #if defined (CONFIG_DDR_ECC)
120 ddr->err_int_en = CONFIG_SYS_DDR_ERR_INT_EN;
121 ddr->err_disable = CONFIG_SYS_DDR_ERR_DIS;
122 ddr->err_sbe = CONFIG_SYS_DDR_SBE;
128 ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL;
130 #if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
132 debug("DDR - 1st controller: memory initializing\n");
134 * Poll until memory is initialized.
135 * 512 Meg at 400 might hit this 200 times or so.
137 while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0) {
140 debug("DDR: memory initialized\n\n");
145 return 512 * 1024 * 1024;
151 static struct pci_controller pcie1_hose;
155 static struct pci_controller pcie2_hose;
159 static struct pci_controller pcie3_hose;
163 void pci_init_board(void)
165 volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
166 struct fsl_pci_info pci_info[3];
167 u32 devdisr, pordevsr, io_sel, temp32;
168 int first_free_busno = 0;
171 int pcie_ep, pcie_configured;
173 devdisr = in_be32(&gur->devdisr);
174 pordevsr = in_be32(&gur->pordevsr);
175 io_sel = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;
177 debug (" pci_init_board: devdisr=%x, io_sel=%x\n", devdisr, io_sel);
179 if (!(pordevsr & MPC85xx_PORDEVSR_SGMII1_DIS))
180 printf (" eTSEC1 is in sgmii mode.\n");
181 if (!(pordevsr & MPC85xx_PORDEVSR_SGMII2_DIS))
182 printf (" eTSEC2 is in sgmii mode.\n");
183 if (!(pordevsr & MPC85xx_PORDEVSR_SGMII3_DIS))
184 printf (" eTSEC3 is in sgmii mode.\n");
185 if (!(pordevsr & MPC85xx_PORDEVSR_SGMII4_DIS))
186 printf (" eTSEC4 is in sgmii mode.\n");
190 pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_3, io_sel);
192 if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE3)){
193 SET_STD_PCIE_INFO(pci_info[num], 3);
194 pcie_ep = fsl_setup_hose(&pcie3_hose, pci_info[num].regs);
195 printf (" PCIE3 connected to ULI as %s (base addr %lx)\n",
196 pcie_ep ? "Endpoint" : "Root Complex",
198 first_free_busno = fsl_pci_init_port(&pci_info[num++],
199 &pcie3_hose, first_free_busno);
201 * Activate ULI1575 legacy chip by performing a fake
202 * memory access. Needed to make ULI RTC work.
203 * Device 1d has the first on-board memory BAR.
205 pci_hose_read_config_dword(&pcie3_hose, PCI_BDF(2, 0x1d, 0),
206 PCI_BASE_ADDRESS_1, &temp32);
207 if (temp32 >= CONFIG_SYS_PCIE3_MEM_BUS) {
208 void *p = pci_mem_to_virt(PCI_BDF(2, 0x1d, 0),
210 debug(" uli1572 read to %p\n", p);
214 printf (" PCIE3: disabled\n");
218 setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE3); /* disable */
222 pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_2, io_sel);
224 if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE2)){
225 SET_STD_PCIE_INFO(pci_info[num], 2);
226 pcie_ep = fsl_setup_hose(&pcie2_hose, pci_info[num].regs);
227 printf (" PCIE2 connected to Slot 1 as %s (base addr %lx)\n",
228 pcie_ep ? "Endpoint" : "Root Complex",
230 first_free_busno = fsl_pci_init_port(&pci_info[num++],
231 &pcie2_hose, first_free_busno);
233 printf (" PCIE2: disabled\n");
238 setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE2); /* disable */
242 pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_1, io_sel);
244 if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
245 SET_STD_PCIE_INFO(pci_info[num], 1);
246 pcie_ep = fsl_setup_hose(&pcie1_hose, pci_info[num].regs);
247 printf (" PCIE1 connected to Slot 2 as %s (base addr %lx)\n",
248 pcie_ep ? "Endpoint" : "Root Complex",
250 first_free_busno = fsl_pci_init_port(&pci_info[num++],
251 &pcie1_hose, first_free_busno);
253 printf (" PCIE1: disabled\n");
258 setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE); /* disable */
263 int board_early_init_r(void)
265 const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
266 const u8 flash_esel = find_tlb_idx((void *)flashbase, 1);
269 * Remap Boot flash + PROMJET region to caching-inhibited
270 * so that flash can be erased properly.
273 /* Flush d-cache and invalidate i-cache of any FLASH data */
277 /* invalidate existing TLB entry for flash + promjet */
278 disable_tlb(flash_esel);
280 set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS, /* tlb, epn, rpn */
281 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, /* perms, wimge */
282 0, flash_esel, BOOKE_PAGESZ_256M, 1); /* ts, esel, tsize, iprot */
287 #ifdef CONFIG_GET_CLK_FROM_ICS307
288 /* decode S[0-2] to Output Divider (OD) */
289 static unsigned char ics307_S_to_OD[] = {
290 10, 2, 8, 4, 5, 7, 3, 6
293 /* Calculate frequency being generated by ICS307-02 clock chip based upon
294 * the control bytes being programmed into it. */
295 /* XXX: This function should probably go into a common library */
297 ics307_clk_freq (unsigned char cw0, unsigned char cw1, unsigned char cw2)
299 const unsigned long InputFrequency = CONFIG_ICS307_REFCLK_HZ;
300 unsigned long VDW = ((cw1 << 1) & 0x1FE) + ((cw2 >> 7) & 1);
301 unsigned long RDW = cw2 & 0x7F;
302 unsigned long OD = ics307_S_to_OD[cw0 & 0x7];
305 /* CLK1Frequency = InputFrequency * 2 * (VDW + 8) / ((RDW + 2) * OD) */
307 /* cw0: C1 C0 TTL F1 F0 S2 S1 S0
308 * cw1: V8 V7 V6 V5 V4 V3 V2 V1
309 * cw2: V0 R6 R5 R4 R3 R2 R1 R0
311 * R6:R0 = Reference Divider Word (RDW)
312 * V8:V0 = VCO Divider Word (VDW)
313 * S2:S0 = Output Divider Select (OD)
314 * F1:F0 = Function of CLK2 Output
316 * C1:C0 = internal load capacitance for cyrstal
319 /* Adding 1 to get a "nicely" rounded number, but this needs
320 * more tweaking to get a "properly" rounded number. */
322 freq = 1 + (InputFrequency * 2 * (VDW + 8) / ((RDW + 2) * OD));
324 debug("ICS307: CW[0-2]: %02X %02X %02X => %u Hz\n", cw0, cw1, cw2,
329 unsigned long get_board_sys_clk(ulong dummy)
331 u8 *pixis_base = (u8 *)PIXIS_BASE;
333 return ics307_clk_freq (
334 in_8(pixis_base + PIXIS_VSYSCLK0),
335 in_8(pixis_base + PIXIS_VSYSCLK1),
336 in_8(pixis_base + PIXIS_VSYSCLK2)
340 unsigned long get_board_ddr_clk(ulong dummy)
342 u8 *pixis_base = (u8 *)PIXIS_BASE;
344 return ics307_clk_freq (
345 in_8(pixis_base + PIXIS_VDDRCLK0),
346 in_8(pixis_base + PIXIS_VDDRCLK1),
347 in_8(pixis_base + PIXIS_VDDRCLK2)
351 unsigned long get_board_sys_clk(ulong dummy)
355 u8 *pixis_base = (u8 *)PIXIS_BASE;
357 i = in_8(pixis_base + PIXIS_SPD);
390 unsigned long get_board_ddr_clk(ulong dummy)
394 u8 *pixis_base = (u8 *)PIXIS_BASE;
396 i = in_8(pixis_base + PIXIS_SPD);
430 #ifdef CONFIG_TSEC_ENET
431 int board_eth_init(bd_t *bis)
433 struct tsec_info_struct tsec_info[4];
434 volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
438 SET_STD_TSEC_INFO(tsec_info[num], 1);
439 if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII1_DIS))
440 tsec_info[num].flags |= TSEC_SGMII;
444 SET_STD_TSEC_INFO(tsec_info[num], 2);
445 if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII2_DIS))
446 tsec_info[num].flags |= TSEC_SGMII;
450 SET_STD_TSEC_INFO(tsec_info[num], 3);
451 if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII3_DIS))
452 tsec_info[num].flags |= TSEC_SGMII;
456 SET_STD_TSEC_INFO(tsec_info[num], 4);
457 if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII4_DIS))
458 tsec_info[num].flags |= TSEC_SGMII;
463 printf("No TSECs initialized\n");
468 #ifdef CONFIG_FSL_SGMII_RISER
469 fsl_sgmii_riser_init(tsec_info, num);
472 tsec_eth_init(bis, tsec_info, num);
474 return pci_eth_init(bis);
478 #if defined(CONFIG_OF_BOARD_SETUP)
479 void ft_board_setup(void *blob, bd_t *bd)
484 ft_cpu_setup(blob, bd);
486 base = getenv_bootm_low();
487 size = getenv_bootm_size();
489 fdt_fixup_memory(blob, (u64)base, (u64)size);
492 ft_fsl_pci_setup(blob, "pci0", &pcie3_hose);
495 ft_fsl_pci_setup(blob, "pci1", &pcie2_hose);
498 ft_fsl_pci_setup(blob, "pci2", &pcie1_hose);
500 #ifdef CONFIG_FSL_SGMII_RISER
501 fsl_sgmii_riser_fdt_fixup(blob);
507 extern void cpu_mp_lmb_reserve(struct lmb *lmb);
509 void board_lmb_reserve(struct lmb *lmb)
511 cpu_mp_lmb_reserve(lmb);