2 * Copyright 2007 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>
27 #include <asm/immap_86xx.h>
28 #include <asm/immap_fsl_pci.h>
33 #if defined(CONFIG_OF_FLAT_TREE)
35 extern void ft_cpu_setup(void *blob, bd_t *bd);
38 #include "../common/pixis.h"
40 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
41 extern void ddr_enable_ecc(unsigned int dram_size);
44 #if defined(CONFIG_SPD_EEPROM)
45 #include "spd_sdram.h"
48 void sdram_init(void);
49 long int fixed_sdram(void);
51 /* called before any console output */
52 int board_early_init_f(void)
54 volatile immap_t *immap = (immap_t *)CFG_IMMR;
55 volatile ccsr_gur_t *gur = &immap->im_gur;
57 gur->gpiocr |= 0x888a5500; /* DIU16, IR1, UART0, UART2 */
64 volatile immap_t *immap = (immap_t *)CFG_IMMR;
65 volatile ccsr_lbc_t *memctl = &immap->im_lbc;
66 volatile ccsr_local_mcm_t *mcm = &immap->im_local_mcm;
68 puts("Board: MPC8610HPCD\n");
70 mcm->abcr |= 0x00010000; /* 0 */
71 mcm->hpmr3 = 0x80000008; /* 4c */
83 initdram(int board_type)
87 #if defined(CONFIG_SPD_EEPROM)
88 dram_size = spd_sdram();
90 dram_size = fixed_sdram();
93 #if defined(CFG_RAMBOOT)
98 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
100 * Initialize and enable DDR ECC.
102 ddr_enable_ecc(dram_size);
110 #if defined(CFG_DRAM_TEST)
114 uint *pstart = (uint *) CFG_MEMTEST_START;
115 uint *pend = (uint *) CFG_MEMTEST_END;
118 puts("SDRAM test phase 1:\n");
119 for (p = pstart; p < pend; p++)
122 for (p = pstart; p < pend; p++) {
123 if (*p != 0xaaaaaaaa) {
124 printf("SDRAM test fails at: %08x\n", (uint) p);
129 puts("SDRAM test phase 2:\n");
130 for (p = pstart; p < pend; p++)
133 for (p = pstart; p < pend; p++) {
134 if (*p != 0x55555555) {
135 printf("SDRAM test fails at: %08x\n", (uint) p);
140 puts("SDRAM test passed.\n");
146 #if !defined(CONFIG_SPD_EEPROM)
148 * Fixed sdram init -- doesn't use serial presence detect.
151 long int fixed_sdram(void)
153 #if !defined(CFG_RAMBOOT)
154 volatile immap_t *immap = (immap_t *)CFG_IMMR;
155 volatile ccsr_ddr_t *ddr = &immap->im_ddr1;
158 ddr->cs0_bnds = 0x0000001f;
159 ddr->cs0_config = 0x80010202;
161 ddr->ext_refrec = 0x00000000;
162 ddr->timing_cfg_0 = 0x00260802;
163 ddr->timing_cfg_1 = 0x3935d322;
164 ddr->timing_cfg_2 = 0x14904cc8;
165 ddr->sdram_mode_1 = 0x00480432;
166 ddr->sdram_mode_2 = 0x00000000;
167 ddr->sdram_interval = 0x06180fff; /* 0x06180100; */
168 ddr->sdram_data_init = 0xDEADBEEF;
169 ddr->sdram_clk_cntl = 0x03800000;
170 ddr->sdram_cfg_2 = 0x04400010;
172 #if defined(CONFIG_DDR_ECC)
173 ddr->err_int_en = 0x0000000d;
174 ddr->err_disable = 0x00000000;
175 ddr->err_sbe = 0x00010000;
181 ddr->sdram_cfg_1 = 0xc3000000; /* 0xe3008000;*/
184 #if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
186 debug("DDR - 1st controller: memory initializing\n");
188 * Poll until memory is initialized.
189 * 512 Meg at 400 might hit this 200 times or so.
191 while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0)
194 debug("DDR: memory initialized\n\n");
199 return 512 * 1024 * 1024;
201 return CFG_SDRAM_SIZE * 1024 * 1024;
206 #if defined(CONFIG_PCI)
208 * Initialize PCI Devices, report devices found.
211 #ifndef CONFIG_PCI_PNP
212 static struct pci_config_table pci_fsl86xxads_config_table[] = {
213 {PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
214 PCI_IDSEL_NUMBER, PCI_ANY_ID,
215 pci_cfgfunc_config_device, {PCI_ENET0_IOADDR,
217 PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER} },
223 static struct pci_controller pci1_hose = {
224 #ifndef CONFIG_PCI_PNP
225 config_table:pci_mpc86xxcts_config_table
228 #endif /* CONFIG_PCI */
231 static struct pci_controller pcie1_hose;
235 static struct pci_controller pcie2_hose;
238 int first_free_busno = 0;
240 void pci_init_board(void)
242 volatile immap_t *immap = (immap_t *) CFG_CCSRBAR;
243 volatile ccsr_gur_t *gur = &immap->im_gur;
244 uint devdisr = gur->devdisr;
245 uint io_sel = (gur->pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;
246 uint host_agent = (gur->porbmsr & MPC85xx_PORBMSR_HA) >> 16;
248 printf( " pci_init_board: devdisr=%x, io_sel=%x, host_agent=%x\n",
249 devdisr, io_sel, host_agent);
254 volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CFG_PCIE1_ADDR;
255 extern void fsl_pci_init(struct pci_controller *hose);
256 struct pci_controller *hose = &pcie1_hose;
257 int pcie_configured = (io_sel == 1) || (io_sel == 4);
258 int pcie_ep = (host_agent == 0) || (host_agent == 2) ||
261 if (pcie_configured && !(devdisr & MPC86xx_DEVDISR_PCIE1)) {
262 printf(" PCIe 1 connected to Uli as %s (base address %x)\n",
263 pcie_ep ? "End Point" : "Root Complex",
265 if (pci->pme_msg_det)
266 pci->pme_msg_det = 0xffffffff;
269 pci_set_region(hose->regions + 0,
273 PCI_REGION_MEM | PCI_REGION_MEMORY);
275 /* outbound memory */
276 pci_set_region(hose->regions + 1,
283 pci_set_region(hose->regions + 2,
289 hose->region_count = 3;
291 hose->first_busno = first_free_busno;
292 pci_setup_indirect(hose, (int)&pci->cfg_addr,
293 (int)&pci->cfg_data);
297 first_free_busno = hose->last_busno + 1;
298 printf(" PCI-Express 1 on bus %02x - %02x\n",
299 hose->first_busno, hose->last_busno);
302 puts(" PCI-Express 1: Disabled\n");
305 puts("PCI-Express 1: Disabled\n");
306 #endif /* CONFIG_PCIE1 */
311 volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CFG_PCIE2_ADDR;
312 extern void fsl_pci_init(struct pci_controller *hose);
313 struct pci_controller *hose = &pcie2_hose;
315 int pcie_configured = (io_sel == 0) || (io_sel == 4);
316 int pcie_ep = (host_agent == 0) || (host_agent == 1) ||
319 if (pcie_configured && !(devdisr & MPC86xx_DEVDISR_PCIE2)) {
320 printf(" PCI-Express 2 connected to slot as %s" \
321 " (base address %x)\n",
322 pcie_ep ? "End Point" : "Root Complex",
324 if (pci->pme_msg_det)
325 pci->pme_msg_det = 0xffffffff;
328 pci_set_region(hose->regions + 0,
332 PCI_REGION_MEM | PCI_REGION_MEMORY);
334 /* outbound memory */
335 pci_set_region(hose->regions + 1,
342 pci_set_region(hose->regions + 2,
348 hose->region_count = 3;
350 hose->first_busno = first_free_busno;
351 pci_setup_indirect(hose, (int)&pci->cfg_addr,
352 (int)&pci->cfg_data);
356 first_free_busno = hose->last_busno + 1;
357 printf(" PCI-Express 2 on bus %02x - %02x\n",
358 hose->first_busno, hose->last_busno);
360 puts(" PCI-Express 2: Disabled\n");
363 puts("PCI-Express 2: Disabled\n");
364 #endif /* CONFIG_PCIE2 */
369 volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CFG_PCI1_ADDR;
370 extern void fsl_pci_init(struct pci_controller *hose);
371 struct pci_controller *hose = &pci1_hose;
372 int pci_agent = (host_agent >= 4) && (host_agent <= 6);
374 if ( !(devdisr & MPC86xx_DEVDISR_PCI1)) {
375 printf(" PCI connected to PCI slots as %s" \
376 " (base address %x)\n",
377 pci_agent ? "Agent" : "Host",
381 pci_set_region(hose->regions + 0,
385 PCI_REGION_MEM | PCI_REGION_MEMORY);
387 /* outbound memory */
388 pci_set_region(hose->regions + 1,
395 pci_set_region(hose->regions + 2,
401 hose->region_count = 3;
403 hose->first_busno = first_free_busno;
404 pci_setup_indirect(hose, (int) &pci->cfg_addr,
405 (int) &pci->cfg_data);
409 first_free_busno = hose->last_busno + 1;
410 printf(" PCI on bus %02x - %02x\n",
411 hose->first_busno, hose->last_busno);
415 puts(" PCI: Disabled\n");
417 #endif /* CONFIG_PCI1 */
420 #if defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP)
422 ft_board_setup(void *blob, bd_t *bd)
427 ft_cpu_setup(blob, bd);
429 p = ft_get_prop(blob, "/memory/reg", &len);
431 *p++ = cpu_to_be32(bd->bi_memstart);
432 *p = cpu_to_be32(bd->bi_memsize);
436 p = (u32 *)ft_get_prop(blob, "/" OF_SOC "/pci@8000/bus-range", &len);
439 p[1] = pci1_hose.last_busno - pci1_hose.first_busno;
440 debug("pci@8000 first_busno=%d last_busno=%d\n",p[0],p[1]);
444 p = (u32 *)ft_get_prop(blob, "/" OF_SOC "/pcie@a000/bus-range", &len);
447 p[1] = pcie1_hose.last_busno - pcie1_hose.first_busno;
448 debug("pcie@9000 first_busno=%d last_busno=%d\n",p[0],p[1]);
452 p = (u32 *)ft_get_prop(blob, "/" OF_SOC "/pcie@9000/bus-range", &len);
455 p[1] = pcie2_hose.last_busno - pcie2_hose.first_busno;
456 debug("pcie@9000 first_busno=%d last_busno=%d\n",p[0],p[1]);
465 * Reads the FPGA on board for CONFIG_SYS_CLK_FREQ
469 get_board_sys_clk(ulong dummy)
471 u8 i, go_bit, rd_clks;
475 a = PIXIS_BASE + PIXIS_SPD;