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86xx: Convert all fsl_pci_init users to new APIs
[karo-tx-uboot.git] / board / freescale / mpc8610hpcd / mpc8610hpcd.c
1 /*
2  * Copyright 2007 Freescale Semiconductor, Inc.
3  *
4  * See file CREDITS for list of people who contributed to this
5  * project.
6  *
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.
11  *
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.
16  *
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,
20  * MA 02111-1307 USA
21  */
22
23 #include <common.h>
24 #include <command.h>
25 #include <pci.h>
26 #include <asm/processor.h>
27 #include <asm/immap_86xx.h>
28 #include <asm/immap_fsl_pci.h>
29 #include <asm/fsl_ddr_sdram.h>
30 #include <i2c.h>
31 #include <asm/io.h>
32 #include <libfdt.h>
33 #include <fdt_support.h>
34 #include <spd_sdram.h>
35 #include <netdev.h>
36
37 #include "../common/pixis.h"
38
39 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
40 extern void ddr_enable_ecc(unsigned int dram_size);
41 #endif
42
43 void sdram_init(void);
44 long int fixed_sdram(void);
45 void mpc8610hpcd_diu_init(void);
46
47
48 /* called before any console output */
49 int board_early_init_f(void)
50 {
51         volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
52         volatile ccsr_gur_t *gur = &immap->im_gur;
53
54         gur->gpiocr |= 0x88aa5500; /* DIU16, IR1, UART0, UART2 */
55
56         return 0;
57 }
58
59 int misc_init_r(void)
60 {
61         u8 tmp_val, version;
62
63         /*Do not use 8259PIC*/
64         tmp_val = in8(PIXIS_BASE + PIXIS_BRDCFG0);
65         out8(PIXIS_BASE + PIXIS_BRDCFG0, tmp_val | 0x80);
66
67         /*For FPGA V7 or higher, set the IRQMAPSEL to 0 to use MAP0 interrupt*/
68         version = in8(PIXIS_BASE + PIXIS_PVER);
69         if(version >= 0x07) {
70                 tmp_val = in8(PIXIS_BASE + PIXIS_BRDCFG0);
71                 out8(PIXIS_BASE + PIXIS_BRDCFG0, tmp_val & 0xbf);
72         }
73
74         /* Using this for DIU init before the driver in linux takes over
75          *  Enable the TFP410 Encoder (I2C address 0x38)
76          */
77
78         tmp_val = 0xBF;
79         i2c_write(0x38, 0x08, 1, &tmp_val, sizeof(tmp_val));
80         /* Verify if enabled */
81         tmp_val = 0;
82         i2c_read(0x38, 0x08, 1, &tmp_val, sizeof(tmp_val));
83         debug("DVI Encoder Read: 0x%02lx\n",tmp_val);
84
85         tmp_val = 0x10;
86         i2c_write(0x38, 0x0A, 1, &tmp_val, sizeof(tmp_val));
87         /* Verify if enabled */
88         tmp_val = 0;
89         i2c_read(0x38, 0x0A, 1, &tmp_val, sizeof(tmp_val));
90         debug("DVI Encoder Read: 0x%02lx\n",tmp_val);
91
92 #ifdef CONFIG_FSL_DIU_FB
93         mpc8610hpcd_diu_init();
94 #endif
95
96         return 0;
97 }
98
99 int checkboard(void)
100 {
101         volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
102         volatile ccsr_local_mcm_t *mcm = &immap->im_local_mcm;
103
104         printf ("Board: MPC8610HPCD, System ID: 0x%02x, "
105                 "System Version: 0x%02x, FPGA Version: 0x%02x\n",
106                 in8(PIXIS_BASE + PIXIS_ID), in8(PIXIS_BASE + PIXIS_VER),
107                 in8(PIXIS_BASE + PIXIS_PVER));
108
109         mcm->abcr |= 0x00010000; /* 0 */
110         mcm->hpmr3 = 0x80000008; /* 4c */
111         mcm->hpmr0 = 0;
112         mcm->hpmr1 = 0;
113         mcm->hpmr2 = 0;
114         mcm->hpmr4 = 0;
115         mcm->hpmr5 = 0;
116
117         return 0;
118 }
119
120
121 phys_size_t
122 initdram(int board_type)
123 {
124         long dram_size = 0;
125
126 #if defined(CONFIG_SPD_EEPROM)
127         dram_size = fsl_ddr_sdram();
128 #else
129         dram_size = fixed_sdram();
130 #endif
131
132 #if defined(CONFIG_SYS_RAMBOOT)
133         puts(" DDR: ");
134         return dram_size;
135 #endif
136
137 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
138         /*
139          * Initialize and enable DDR ECC.
140          */
141         ddr_enable_ecc(dram_size);
142 #endif
143
144         puts(" DDR: ");
145         return dram_size;
146 }
147
148
149 #if !defined(CONFIG_SPD_EEPROM)
150 /*
151  * Fixed sdram init -- doesn't use serial presence detect.
152  */
153
154 long int fixed_sdram(void)
155 {
156 #if !defined(CONFIG_SYS_RAMBOOT)
157         volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
158         volatile ccsr_ddr_t *ddr = &immap->im_ddr1;
159         uint d_init;
160
161         ddr->cs0_bnds = 0x0000001f;
162         ddr->cs0_config = 0x80010202;
163
164         ddr->timing_cfg_3 = 0x00000000;
165         ddr->timing_cfg_0 = 0x00260802;
166         ddr->timing_cfg_1 = 0x3935d322;
167         ddr->timing_cfg_2 = 0x14904cc8;
168         ddr->sdram_mode_1 = 0x00480432;
169         ddr->sdram_mode_2 = 0x00000000;
170         ddr->sdram_interval = 0x06180fff; /* 0x06180100; */
171         ddr->sdram_data_init = 0xDEADBEEF;
172         ddr->sdram_clk_cntl = 0x03800000;
173         ddr->sdram_cfg_2 = 0x04400010;
174
175 #if defined(CONFIG_DDR_ECC)
176         ddr->err_int_en = 0x0000000d;
177         ddr->err_disable = 0x00000000;
178         ddr->err_sbe = 0x00010000;
179 #endif
180         asm("sync;isync");
181
182         udelay(500);
183
184         ddr->sdram_cfg_1 = 0xc3000000; /* 0xe3008000;*/
185
186
187 #if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
188         d_init = 1;
189         debug("DDR - 1st controller: memory initializing\n");
190         /*
191          * Poll until memory is initialized.
192          * 512 Meg at 400 might hit this 200 times or so.
193          */
194         while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0)
195                 udelay(1000);
196
197         debug("DDR: memory initialized\n\n");
198         asm("sync; isync");
199         udelay(500);
200 #endif
201
202         return 512 * 1024 * 1024;
203 #endif
204         return CONFIG_SYS_SDRAM_SIZE * 1024 * 1024;
205 }
206
207 #endif
208
209 #if defined(CONFIG_PCI)
210 /*
211  * Initialize PCI Devices, report devices found.
212  */
213
214 #ifndef CONFIG_PCI_PNP
215 static struct pci_config_table pci_fsl86xxads_config_table[] = {
216         {PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
217          PCI_IDSEL_NUMBER, PCI_ANY_ID,
218          pci_cfgfunc_config_device, {PCI_ENET0_IOADDR,
219                                  PCI_ENET0_MEMADDR,
220                                  PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER} },
221         {}
222 };
223 #endif
224
225
226 static struct pci_controller pci1_hose = {
227 #ifndef CONFIG_PCI_PNP
228 config_table:pci_mpc86xxcts_config_table
229 #endif
230 };
231 #endif /* CONFIG_PCI */
232
233 #ifdef CONFIG_PCIE1
234 static struct pci_controller pcie1_hose;
235 #endif
236
237 #ifdef CONFIG_PCIE2
238 static struct pci_controller pcie2_hose;
239 #endif
240
241 int first_free_busno = 0;
242
243 extern int fsl_pci_setup_inbound_windows(struct pci_region *r);
244 extern void fsl_pci_init(struct pci_controller *hose);
245
246 void pci_init_board(void)
247 {
248         volatile immap_t *immap = (immap_t *) CONFIG_SYS_CCSRBAR;
249         volatile ccsr_gur_t *gur = &immap->im_gur;
250         uint devdisr = gur->devdisr;
251         uint io_sel = (gur->pordevsr & MPC8610_PORDEVSR_IO_SEL)
252                 >> MPC8610_PORDEVSR_IO_SEL_SHIFT;
253         uint host_agent = (gur->porbmsr & MPC8610_PORBMSR_HA)
254                 >> MPC8610_PORBMSR_HA_SHIFT;
255
256         printf( " pci_init_board: devdisr=%x, io_sel=%x, host_agent=%x\n",
257                 devdisr, io_sel, host_agent);
258
259 #ifdef CONFIG_PCIE1
260  {
261         volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCIE1_ADDR;
262         struct pci_controller *hose = &pcie1_hose;
263         int pcie_configured = (io_sel == 1) || (io_sel == 4);
264         int pcie_ep = (host_agent == 0) || (host_agent == 2) ||
265                 (host_agent == 5);
266         struct pci_region *r = hose->regions;
267
268         if (pcie_configured && !(devdisr & MPC86xx_DEVDISR_PCIE1)) {
269                 printf(" PCIe 1 connected to Uli as %s (base address %x)\n",
270                         pcie_ep ? "End Point" : "Root Complex",
271                         (uint)pci);
272                 if (pci->pme_msg_det)
273                         pci->pme_msg_det = 0xffffffff;
274
275                 /* inbound */
276                 r += fsl_pci_setup_inbound_windows(r);
277
278                 /* outbound memory */
279                 pci_set_region(r++,
280                          CONFIG_SYS_PCIE1_MEM_BASE,
281                          CONFIG_SYS_PCIE1_MEM_PHYS,
282                          CONFIG_SYS_PCIE1_MEM_SIZE,
283                          PCI_REGION_MEM);
284
285                 /* outbound io */
286                 pci_set_region(r++,
287                          CONFIG_SYS_PCIE1_IO_BASE,
288                          CONFIG_SYS_PCIE1_IO_PHYS,
289                          CONFIG_SYS_PCIE1_IO_SIZE,
290                          PCI_REGION_IO);
291
292                 hose->region_count = r - hose->regions;
293
294                 hose->first_busno = first_free_busno;
295                 pci_setup_indirect(hose, (int)&pci->cfg_addr,
296                                  (int)&pci->cfg_data);
297
298                 fsl_pci_init(hose);
299
300                 first_free_busno = hose->last_busno + 1;
301                 printf(" PCI-Express 1 on bus %02x - %02x\n",
302                         hose->first_busno, hose->last_busno);
303
304         } else
305                 puts(" PCI-Express 1: Disabled\n");
306  }
307 #else
308         puts("PCI-Express 1: Disabled\n");
309 #endif /* CONFIG_PCIE1 */
310
311
312 #ifdef CONFIG_PCIE2
313  {
314         volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCIE2_ADDR;
315         struct pci_controller *hose = &pcie2_hose;
316         struct pci_region *r = hose->regions;
317
318         int pcie_configured = (io_sel == 0) || (io_sel == 4);
319         int pcie_ep = (host_agent == 0) || (host_agent == 1) ||
320                 (host_agent == 4);
321
322         if (pcie_configured && !(devdisr & MPC86xx_DEVDISR_PCIE2)) {
323                 printf(" PCI-Express 2 connected to slot as %s" \
324                         " (base address %x)\n",
325                         pcie_ep ? "End Point" : "Root Complex",
326                         (uint)pci);
327                 if (pci->pme_msg_det)
328                         pci->pme_msg_det = 0xffffffff;
329
330                 /* inbound */
331                 r += fsl_pci_setup_inbound_windows(r);
332
333                 /* outbound memory */
334                 pci_set_region(r++,
335                          CONFIG_SYS_PCIE2_MEM_BASE,
336                          CONFIG_SYS_PCIE2_MEM_PHYS,
337                          CONFIG_SYS_PCIE2_MEM_SIZE,
338                          PCI_REGION_MEM);
339
340                 /* outbound io */
341                 pci_set_region(r++,
342                          CONFIG_SYS_PCIE2_IO_BASE,
343                          CONFIG_SYS_PCIE2_IO_PHYS,
344                          CONFIG_SYS_PCIE2_IO_SIZE,
345                          PCI_REGION_IO);
346
347                 hose->region_count = r - hose->regions;
348
349                 hose->first_busno = first_free_busno;
350                 pci_setup_indirect(hose, (int)&pci->cfg_addr,
351                                  (int)&pci->cfg_data);
352
353                 fsl_pci_init(hose);
354
355                 first_free_busno = hose->last_busno + 1;
356                 printf(" PCI-Express 2 on bus %02x - %02x\n",
357                         hose->first_busno, hose->last_busno);
358         } else
359                 puts(" PCI-Express 2: Disabled\n");
360  }
361 #else
362         puts("PCI-Express 2: Disabled\n");
363 #endif /* CONFIG_PCIE2 */
364
365
366 #ifdef CONFIG_PCI1
367  {
368         volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCI1_ADDR;
369         struct pci_controller *hose = &pci1_hose;
370         int pci_agent = (host_agent >= 4) && (host_agent <= 6);
371         struct pci_region *r = hose->regions;
372
373         if ( !(devdisr & MPC86xx_DEVDISR_PCI1)) {
374                 printf(" PCI connected to PCI slots as %s" \
375                         " (base address %x)\n",
376                         pci_agent ? "Agent" : "Host",
377                         (uint)pci);
378
379                 /* inbound */
380                 r += fsl_pci_setup_inbound_windows(r);
381
382                 /* outbound memory */
383                 pci_set_region(r++,
384                          CONFIG_SYS_PCI1_MEM_BASE,
385                          CONFIG_SYS_PCI1_MEM_PHYS,
386                          CONFIG_SYS_PCI1_MEM_SIZE,
387                          PCI_REGION_MEM);
388
389                 /* outbound io */
390                 pci_set_region(r++,
391                          CONFIG_SYS_PCI1_IO_BASE,
392                          CONFIG_SYS_PCI1_IO_PHYS,
393                          CONFIG_SYS_PCI1_IO_SIZE,
394                          PCI_REGION_IO);
395
396                 hose->region_count = r - hose->regions;
397
398                 hose->first_busno = first_free_busno;
399                 pci_setup_indirect(hose, (int) &pci->cfg_addr,
400                                  (int) &pci->cfg_data);
401
402                 fsl_pci_init(hose);
403
404                 first_free_busno = hose->last_busno + 1;
405                 printf(" PCI on bus %02x - %02x\n",
406                         hose->first_busno, hose->last_busno);
407
408
409         } else
410                 puts(" PCI: Disabled\n");
411  }
412 #endif /* CONFIG_PCI1 */
413 }
414
415 #if defined(CONFIG_OF_BOARD_SETUP)
416 extern void ft_fsl_pci_setup(void *blob, const char *pci_alias,
417                         struct pci_controller *hose);
418
419 void
420 ft_board_setup(void *blob, bd_t *bd)
421 {
422         do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
423                              "timebase-frequency", bd->bi_busfreq / 4, 1);
424         do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
425                              "bus-frequency", bd->bi_busfreq, 1);
426         do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
427                              "clock-frequency", bd->bi_intfreq, 1);
428         do_fixup_by_prop_u32(blob, "device_type", "soc", 4,
429                              "bus-frequency", bd->bi_busfreq, 1);
430
431         do_fixup_by_compat_u32(blob, "ns16550",
432                                "clock-frequency", bd->bi_busfreq, 1);
433
434         fdt_fixup_memory(blob, bd->bi_memstart, bd->bi_memsize);
435
436 #ifdef CONFIG_PCI1
437         ft_fsl_pci_setup(blob, "pci0", &pci1_hose);
438 #endif
439 #ifdef CONFIG_PCIE1
440         ft_fsl_pci_setup(blob, "pci1", &pcie1_hose);
441 #endif
442 #ifdef CONFIG_PCIE2
443         ft_fsl_pci_setup(blob, "pci2", &pcie2_hose);
444 #endif
445 }
446 #endif
447
448 /*
449  * get_board_sys_clk
450  * Reads the FPGA on board for CONFIG_SYS_CLK_FREQ
451  */
452
453 unsigned long
454 get_board_sys_clk(ulong dummy)
455 {
456         u8 i;
457         ulong val = 0;
458         ulong a;
459
460         a = PIXIS_BASE + PIXIS_SPD;
461         i = in8(a);
462         i &= 0x07;
463
464         switch (i) {
465         case 0:
466                 val = 33333000;
467                 break;
468         case 1:
469                 val = 39999600;
470                 break;
471         case 2:
472                 val = 49999500;
473                 break;
474         case 3:
475                 val = 66666000;
476                 break;
477         case 4:
478                 val = 83332500;
479                 break;
480         case 5:
481                 val = 99999000;
482                 break;
483         case 6:
484                 val = 133332000;
485                 break;
486         case 7:
487                 val = 166665000;
488                 break;
489         }
490
491         return val;
492 }
493
494 int board_eth_init(bd_t *bis)
495 {
496         return pci_eth_init(bis);
497 }