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>
32 #include <fdt_support.h>
33 #include <spd_sdram.h>
35 #include "../common/pixis.h"
37 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
38 extern void ddr_enable_ecc(unsigned int dram_size);
41 void sdram_init(void);
42 long int fixed_sdram(void);
43 void mpc8610hpcd_diu_init(void);
46 /* called before any console output */
47 int board_early_init_f(void)
49 volatile immap_t *immap = (immap_t *)CFG_IMMR;
50 volatile ccsr_gur_t *gur = &immap->im_gur;
52 gur->gpiocr |= 0x88aa5500; /* DIU16, IR1, UART0, UART2 */
61 /*Do not use 8259PIC*/
62 tmp_val = in8(PIXIS_BASE + PIXIS_BRDCFG0);
63 out8(PIXIS_BASE + PIXIS_BRDCFG0, tmp_val | 0x80);
65 /*For FPGA V7 or higher, set the IRQMAPSEL to 0 to use MAP0 interrupt*/
66 version = in8(PIXIS_BASE + PIXIS_PVER);
68 tmp_val = in8(PIXIS_BASE + PIXIS_BRDCFG0);
69 out8(PIXIS_BASE + PIXIS_BRDCFG0, tmp_val & 0xbf);
72 /* Using this for DIU init before the driver in linux takes over
73 * Enable the TFP410 Encoder (I2C address 0x38)
77 i2c_write(0x38, 0x08, 1, &tmp_val, sizeof(tmp_val));
78 /* Verify if enabled */
80 i2c_read(0x38, 0x08, 1, &tmp_val, sizeof(tmp_val));
81 debug("DVI Encoder Read: 0x%02lx\n",tmp_val);
84 i2c_write(0x38, 0x0A, 1, &tmp_val, sizeof(tmp_val));
85 /* Verify if enabled */
87 i2c_read(0x38, 0x0A, 1, &tmp_val, sizeof(tmp_val));
88 debug("DVI Encoder Read: 0x%02lx\n",tmp_val);
90 #ifdef CONFIG_FSL_DIU_FB
91 mpc8610hpcd_diu_init();
99 volatile immap_t *immap = (immap_t *)CFG_IMMR;
100 volatile ccsr_local_mcm_t *mcm = &immap->im_local_mcm;
102 puts("Board: MPC8610HPCD\n");
104 mcm->abcr |= 0x00010000; /* 0 */
105 mcm->hpmr3 = 0x80000008; /* 4c */
117 initdram(int board_type)
121 #if defined(CONFIG_SPD_EEPROM)
122 dram_size = spd_sdram();
124 dram_size = fixed_sdram();
127 #if defined(CFG_RAMBOOT)
132 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
134 * Initialize and enable DDR ECC.
136 ddr_enable_ecc(dram_size);
144 #if defined(CFG_DRAM_TEST)
148 uint *pstart = (uint *) CFG_MEMTEST_START;
149 uint *pend = (uint *) CFG_MEMTEST_END;
152 puts("SDRAM test phase 1:\n");
153 for (p = pstart; p < pend; p++)
156 for (p = pstart; p < pend; p++) {
157 if (*p != 0xaaaaaaaa) {
158 printf("SDRAM test fails at: %08x\n", (uint) p);
163 puts("SDRAM test phase 2:\n");
164 for (p = pstart; p < pend; p++)
167 for (p = pstart; p < pend; p++) {
168 if (*p != 0x55555555) {
169 printf("SDRAM test fails at: %08x\n", (uint) p);
174 puts("SDRAM test passed.\n");
180 #if !defined(CONFIG_SPD_EEPROM)
182 * Fixed sdram init -- doesn't use serial presence detect.
185 long int fixed_sdram(void)
187 #if !defined(CFG_RAMBOOT)
188 volatile immap_t *immap = (immap_t *)CFG_IMMR;
189 volatile ccsr_ddr_t *ddr = &immap->im_ddr1;
192 ddr->cs0_bnds = 0x0000001f;
193 ddr->cs0_config = 0x80010202;
195 ddr->ext_refrec = 0x00000000;
196 ddr->timing_cfg_0 = 0x00260802;
197 ddr->timing_cfg_1 = 0x3935d322;
198 ddr->timing_cfg_2 = 0x14904cc8;
199 ddr->sdram_mode_1 = 0x00480432;
200 ddr->sdram_mode_2 = 0x00000000;
201 ddr->sdram_interval = 0x06180fff; /* 0x06180100; */
202 ddr->sdram_data_init = 0xDEADBEEF;
203 ddr->sdram_clk_cntl = 0x03800000;
204 ddr->sdram_cfg_2 = 0x04400010;
206 #if defined(CONFIG_DDR_ECC)
207 ddr->err_int_en = 0x0000000d;
208 ddr->err_disable = 0x00000000;
209 ddr->err_sbe = 0x00010000;
215 ddr->sdram_cfg_1 = 0xc3000000; /* 0xe3008000;*/
218 #if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
220 debug("DDR - 1st controller: memory initializing\n");
222 * Poll until memory is initialized.
223 * 512 Meg at 400 might hit this 200 times or so.
225 while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0)
228 debug("DDR: memory initialized\n\n");
233 return 512 * 1024 * 1024;
235 return CFG_SDRAM_SIZE * 1024 * 1024;
240 #if defined(CONFIG_PCI)
242 * Initialize PCI Devices, report devices found.
245 #ifndef CONFIG_PCI_PNP
246 static struct pci_config_table pci_fsl86xxads_config_table[] = {
247 {PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
248 PCI_IDSEL_NUMBER, PCI_ANY_ID,
249 pci_cfgfunc_config_device, {PCI_ENET0_IOADDR,
251 PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER} },
257 static struct pci_controller pci1_hose = {
258 #ifndef CONFIG_PCI_PNP
259 config_table:pci_mpc86xxcts_config_table
262 #endif /* CONFIG_PCI */
265 static struct pci_controller pcie1_hose;
269 static struct pci_controller pcie2_hose;
272 int first_free_busno = 0;
274 void pci_init_board(void)
276 volatile immap_t *immap = (immap_t *) CFG_CCSRBAR;
277 volatile ccsr_gur_t *gur = &immap->im_gur;
278 uint devdisr = gur->devdisr;
279 uint io_sel = (gur->pordevsr & MPC8610_PORDEVSR_IO_SEL)
280 >> MPC8610_PORDEVSR_IO_SEL_SHIFT;
281 uint host_agent = (gur->porbmsr & MPC8610_PORBMSR_HA)
282 >> MPC8610_PORBMSR_HA_SHIFT;
284 printf( " pci_init_board: devdisr=%x, io_sel=%x, host_agent=%x\n",
285 devdisr, io_sel, host_agent);
289 volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CFG_PCIE1_ADDR;
290 extern void fsl_pci_init(struct pci_controller *hose);
291 struct pci_controller *hose = &pcie1_hose;
292 int pcie_configured = (io_sel == 1) || (io_sel == 4);
293 int pcie_ep = (host_agent == 0) || (host_agent == 2) ||
296 if (pcie_configured && !(devdisr & MPC86xx_DEVDISR_PCIE1)) {
297 printf(" PCIe 1 connected to Uli as %s (base address %x)\n",
298 pcie_ep ? "End Point" : "Root Complex",
300 if (pci->pme_msg_det)
301 pci->pme_msg_det = 0xffffffff;
304 pci_set_region(hose->regions + 0,
308 PCI_REGION_MEM | PCI_REGION_MEMORY);
310 /* outbound memory */
311 pci_set_region(hose->regions + 1,
318 pci_set_region(hose->regions + 2,
324 hose->region_count = 3;
326 hose->first_busno = first_free_busno;
327 pci_setup_indirect(hose, (int)&pci->cfg_addr,
328 (int)&pci->cfg_data);
332 first_free_busno = hose->last_busno + 1;
333 printf(" PCI-Express 1 on bus %02x - %02x\n",
334 hose->first_busno, hose->last_busno);
337 puts(" PCI-Express 1: Disabled\n");
340 puts("PCI-Express 1: Disabled\n");
341 #endif /* CONFIG_PCIE1 */
346 volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CFG_PCIE2_ADDR;
347 extern void fsl_pci_init(struct pci_controller *hose);
348 struct pci_controller *hose = &pcie2_hose;
350 int pcie_configured = (io_sel == 0) || (io_sel == 4);
351 int pcie_ep = (host_agent == 0) || (host_agent == 1) ||
354 if (pcie_configured && !(devdisr & MPC86xx_DEVDISR_PCIE2)) {
355 printf(" PCI-Express 2 connected to slot as %s" \
356 " (base address %x)\n",
357 pcie_ep ? "End Point" : "Root Complex",
359 if (pci->pme_msg_det)
360 pci->pme_msg_det = 0xffffffff;
363 pci_set_region(hose->regions + 0,
367 PCI_REGION_MEM | PCI_REGION_MEMORY);
369 /* outbound memory */
370 pci_set_region(hose->regions + 1,
377 pci_set_region(hose->regions + 2,
383 hose->region_count = 3;
385 hose->first_busno = first_free_busno;
386 pci_setup_indirect(hose, (int)&pci->cfg_addr,
387 (int)&pci->cfg_data);
391 first_free_busno = hose->last_busno + 1;
392 printf(" PCI-Express 2 on bus %02x - %02x\n",
393 hose->first_busno, hose->last_busno);
395 puts(" PCI-Express 2: Disabled\n");
398 puts("PCI-Express 2: Disabled\n");
399 #endif /* CONFIG_PCIE2 */
404 volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CFG_PCI1_ADDR;
405 extern void fsl_pci_init(struct pci_controller *hose);
406 struct pci_controller *hose = &pci1_hose;
407 int pci_agent = (host_agent >= 4) && (host_agent <= 6);
409 if ( !(devdisr & MPC86xx_DEVDISR_PCI1)) {
410 printf(" PCI connected to PCI slots as %s" \
411 " (base address %x)\n",
412 pci_agent ? "Agent" : "Host",
416 pci_set_region(hose->regions + 0,
420 PCI_REGION_MEM | PCI_REGION_MEMORY);
422 /* outbound memory */
423 pci_set_region(hose->regions + 1,
430 pci_set_region(hose->regions + 2,
436 hose->region_count = 3;
438 hose->first_busno = first_free_busno;
439 pci_setup_indirect(hose, (int) &pci->cfg_addr,
440 (int) &pci->cfg_data);
444 first_free_busno = hose->last_busno + 1;
445 printf(" PCI on bus %02x - %02x\n",
446 hose->first_busno, hose->last_busno);
450 puts(" PCI: Disabled\n");
452 #endif /* CONFIG_PCI1 */
455 #if defined(CONFIG_OF_BOARD_SETUP)
457 ft_board_setup(void *blob, bd_t *bd)
462 do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
463 "timebase-frequency", bd->bi_busfreq / 4, 1);
464 do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
465 "bus-frequency", bd->bi_busfreq, 1);
466 do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
467 "clock-frequency", bd->bi_intfreq, 1);
468 do_fixup_by_prop_u32(blob, "device_type", "soc", 4,
469 "bus-frequency", bd->bi_busfreq, 1);
471 do_fixup_by_compat_u32(blob, "ns16550",
472 "clock-frequency", bd->bi_busfreq, 1);
474 fdt_fixup_memory(blob, bd->bi_memstart, bd->bi_memsize);
477 node = fdt_path_offset(blob, "/aliases");
482 path = fdt_getprop(blob, node, "pci0", NULL);
484 tmp[1] = pci1_hose.last_busno - pci1_hose.first_busno;
485 do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
490 path = fdt_getprop(blob, node, "pci1", NULL);
492 tmp[1] = pcie1_hose.last_busno
493 - pcie1_hose.first_busno;
494 do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
498 path = fdt_getprop(blob, node, "pci2", NULL);
500 tmp[1] = pcie2_hose.last_busno
501 - pcie2_hose.first_busno;
502 do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
511 * Reads the FPGA on board for CONFIG_SYS_CLK_FREQ
515 get_board_sys_clk(ulong dummy)
521 a = PIXIS_BASE + PIXIS_SPD;