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mpc86xx: Add support to populate addr map based on BATs
[people/ms/u-boot.git] / board / freescale / mpc8641hpcn / mpc8641hpcn.c
CommitLineData
debb7354 1/*
3d98b858 2 * Copyright 2006, 2007 Freescale Semiconductor.
debb7354
JL
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
63cec581 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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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 <pci.h>
25#include <asm/processor.h>
26#include <asm/immap_86xx.h>
63cec581 27#include <asm/immap_fsl_pci.h>
6a8e5692 28#include <asm/fsl_ddr_sdram.h>
3d98b858 29#include <asm/io.h>
ea9f7395
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30#include <libfdt.h>
31#include <fdt_support.h>
0b252f50 32#include <netdev.h>
debb7354 33
4ce91774 34#include "../common/pixis.h"
4d3d729c 35
4c77de3f 36phys_size_t fixed_sdram(void);
debb7354 37
80e955c7 38int board_early_init_f(void)
debb7354 39{
cb5965fb 40 return 0;
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41}
42
80e955c7 43int checkboard(void)
debb7354 44{
9b55a253
WD
45 printf ("Board: MPC8641HPCN, System ID: 0x%02x, "
46 "System Version: 0x%02x, FPGA Version: 0x%02x\n",
7de8c21f
KG
47 in8(PIXIS_BASE + PIXIS_ID), in8(PIXIS_BASE + PIXIS_VER),
48 in8(PIXIS_BASE + PIXIS_PVER));
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49 return 0;
50}
51
52
9973e3c6 53phys_size_t
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54initdram(int board_type)
55{
4c77de3f 56 phys_size_t dram_size = 0;
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57
58#if defined(CONFIG_SPD_EEPROM)
6a8e5692 59 dram_size = fsl_ddr_sdram();
debb7354 60#else
80e955c7 61 dram_size = fixed_sdram();
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62#endif
63
6d0f6bcf 64#if defined(CONFIG_SYS_RAMBOOT)
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65 puts(" DDR: ");
66 return dram_size;
67#endif
cb5965fb 68
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69 puts(" DDR: ");
70 return dram_size;
71}
72
73
debb7354 74#if !defined(CONFIG_SPD_EEPROM)
5c9efb36
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75/*
76 * Fixed sdram init -- doesn't use serial presence detect.
77 */
4c77de3f 78phys_size_t
80e955c7 79fixed_sdram(void)
debb7354 80{
6d0f6bcf
JCPV
81#if !defined(CONFIG_SYS_RAMBOOT)
82 volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
80e955c7 83 volatile ccsr_ddr_t *ddr = &immap->im_ddr1;
debb7354 84
6d0f6bcf
JCPV
85 ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS;
86 ddr->cs0_config = CONFIG_SYS_DDR_CS0_CONFIG;
87 ddr->timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
88 ddr->timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
89 ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
90 ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
91 ddr->sdram_mode_1 = CONFIG_SYS_DDR_MODE_1;
92 ddr->sdram_mode_2 = CONFIG_SYS_DDR_MODE_2;
93 ddr->sdram_interval = CONFIG_SYS_DDR_INTERVAL;
94 ddr->sdram_data_init = CONFIG_SYS_DDR_DATA_INIT;
95 ddr->sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CTRL;
96 ddr->sdram_ocd_cntl = CONFIG_SYS_DDR_OCD_CTRL;
97 ddr->sdram_ocd_status = CONFIG_SYS_DDR_OCD_STATUS;
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98
99#if defined (CONFIG_DDR_ECC)
100 ddr->err_disable = 0x0000008D;
101 ddr->err_sbe = 0x00ff0000;
102#endif
103 asm("sync;isync");
cb5965fb 104
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105 udelay(500);
106
107#if defined (CONFIG_DDR_ECC)
108 /* Enable ECC checking */
6d0f6bcf 109 ddr->sdram_cfg_1 = (CONFIG_SYS_DDR_CONTROL | 0x20000000);
debb7354 110#else
6d0f6bcf
JCPV
111 ddr->sdram_cfg_1 = CONFIG_SYS_DDR_CONTROL;
112 ddr->sdram_cfg_2 = CONFIG_SYS_DDR_CONTROL2;
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113#endif
114 asm("sync; isync");
cb5965fb 115
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116 udelay(500);
117#endif
6d0f6bcf 118 return CONFIG_SYS_SDRAM_SIZE * 1024 * 1024;
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119}
120#endif /* !defined(CONFIG_SPD_EEPROM) */
121
122
123#if defined(CONFIG_PCI)
98693b85 124static struct pci_controller pci1_hose;
80e955c7 125#endif /* CONFIG_PCI */
debb7354 126
63cec581
ES
127#ifdef CONFIG_PCI2
128static struct pci_controller pci2_hose;
129#endif /* CONFIG_PCI2 */
130
131int first_free_busno = 0;
132
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KG
133extern int fsl_pci_setup_inbound_windows(struct pci_region *r);
134extern void fsl_pci_init(struct pci_controller *hose);
63cec581 135
80e955c7 136void pci_init_board(void)
debb7354 137{
63cec581
ES
138#ifdef CONFIG_PCI1
139{
6d0f6bcf 140 volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCI1_ADDR;
63cec581 141 struct pci_controller *hose = &pci1_hose;
c2083e0e 142 struct pci_region *r = hose->regions;
af5d100e
BB
143 volatile immap_t *immap = (immap_t *) CONFIG_SYS_CCSRBAR;
144 volatile ccsr_gur_t *gur = &immap->im_gur;
145 uint devdisr = gur->devdisr;
146 uint io_sel = (gur->pordevsr & MPC8641_PORDEVSR_IO_SEL)
147 >> MPC8641_PORDEVSR_IO_SEL_SHIFT;
c2083e0e 148
63cec581 149#ifdef DEBUG
a551cee9
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150 uint host1_agent = (gur->porbmsr & MPC8641_PORBMSR_HA)
151 >> MPC8641_PORBMSR_HA_SHIFT;
63cec581
ES
152 uint pex1_agent = (host1_agent == 0) || (host1_agent == 1);
153#endif
154 if ((io_sel == 2 || io_sel == 3 || io_sel == 5
155 || io_sel == 6 || io_sel == 7 || io_sel == 0xF)
156 && !(devdisr & MPC86xx_DEVDISR_PCIEX1)) {
157 debug("PCI-EXPRESS 1: %s \n", pex1_agent ? "Agent" : "Host");
158 debug("0x%08x=0x%08x ", &pci->pme_msg_det, pci->pme_msg_det);
159 if (pci->pme_msg_det) {
160 pci->pme_msg_det = 0xffffffff;
161 debug(" with errors. Clearing. Now 0x%08x",
162 pci->pme_msg_det);
163 }
164 debug("\n");
165
63cec581 166 /* outbound memory */
c2083e0e 167 pci_set_region(r++,
6d0f6bcf
JCPV
168 CONFIG_SYS_PCI1_MEM_BASE,
169 CONFIG_SYS_PCI1_MEM_PHYS,
170 CONFIG_SYS_PCI1_MEM_SIZE,
63cec581
ES
171 PCI_REGION_MEM);
172
173 /* outbound io */
c2083e0e 174 pci_set_region(r++,
6d0f6bcf
JCPV
175 CONFIG_SYS_PCI1_IO_BASE,
176 CONFIG_SYS_PCI1_IO_PHYS,
177 CONFIG_SYS_PCI1_IO_SIZE,
63cec581
ES
178 PCI_REGION_IO);
179
2ecca340
BB
180 /* inbound */
181 r += fsl_pci_setup_inbound_windows(r);
182
c2083e0e 183 hose->region_count = r - hose->regions;
63cec581
ES
184
185 hose->first_busno=first_free_busno;
186 pci_setup_indirect(hose, (int) &pci->cfg_addr, (int) &pci->cfg_data);
187
188 fsl_pci_init(hose);
189
190 first_free_busno=hose->last_busno+1;
191 printf (" PCI-EXPRESS 1 on bus %02x - %02x\n",
192 hose->first_busno,hose->last_busno);
193
194 /*
195 * Activate ULI1575 legacy chip by performing a fake
196 * memory access. Needed to make ULI RTC work.
197 */
6d0f6bcf
JCPV
198 in_be32((unsigned *) ((char *)(CONFIG_SYS_PCI1_MEM_BASE
199 + CONFIG_SYS_PCI1_MEM_SIZE - 0x1000000)));
63cec581
ES
200
201 } else {
202 puts("PCI-EXPRESS 1: Disabled\n");
203 }
204}
205#else
206 puts("PCI-EXPRESS1: Disabled\n");
207#endif /* CONFIG_PCI1 */
208
209#ifdef CONFIG_PCI2
210{
6d0f6bcf 211 volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCI2_ADDR;
63cec581 212 struct pci_controller *hose = &pci2_hose;
c2083e0e 213 struct pci_region *r = hose->regions;
63cec581 214
63cec581 215 /* outbound memory */
c2083e0e 216 pci_set_region(r++,
6d0f6bcf
JCPV
217 CONFIG_SYS_PCI2_MEM_BASE,
218 CONFIG_SYS_PCI2_MEM_PHYS,
219 CONFIG_SYS_PCI2_MEM_SIZE,
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220 PCI_REGION_MEM);
221
222 /* outbound io */
c2083e0e 223 pci_set_region(r++,
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JCPV
224 CONFIG_SYS_PCI2_IO_BASE,
225 CONFIG_SYS_PCI2_IO_PHYS,
226 CONFIG_SYS_PCI2_IO_SIZE,
63cec581
ES
227 PCI_REGION_IO);
228
2ecca340
BB
229 /* inbound */
230 r += fsl_pci_setup_inbound_windows(r);
231
c2083e0e 232 hose->region_count = r - hose->regions;
63cec581
ES
233
234 hose->first_busno=first_free_busno;
235 pci_setup_indirect(hose, (int) &pci->cfg_addr, (int) &pci->cfg_data);
236
237 fsl_pci_init(hose);
238
239 first_free_busno=hose->last_busno+1;
240 printf (" PCI-EXPRESS 2 on bus %02x - %02x\n",
241 hose->first_busno,hose->last_busno);
242}
243#else
244 puts("PCI-EXPRESS 2: Disabled\n");
245#endif /* CONFIG_PCI2 */
debb7354 246
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247}
248
13f5433f 249
ea9f7395 250#if defined(CONFIG_OF_BOARD_SETUP)
c2083e0e 251extern void ft_fsl_pci_setup(void *blob, const char *pci_alias,
3cbd8231 252 struct pci_controller *hose);
13f5433f 253
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254void
255ft_board_setup(void *blob, bd_t *bd)
256{
d52082b1
BB
257 int off;
258 u64 *tmp;
259 u32 *addrcells;
260
13f5433f 261 ft_cpu_setup(blob, bd);
ea9f7395 262
f75e89e9 263#ifdef CONFIG_PCI1
c2083e0e 264 ft_fsl_pci_setup(blob, "pci0", &pci1_hose);
f75e89e9
ES
265#endif
266#ifdef CONFIG_PCI2
c2083e0e 267 ft_fsl_pci_setup(blob, "pci1", &pci2_hose);
f75e89e9 268#endif
d52082b1
BB
269
270 /*
271 * Warn if it looks like the device tree doesn't match u-boot.
272 * This is just an estimation, based on the location of CCSR,
273 * which is defined by the "reg" property in the soc node.
274 */
275 off = fdt_path_offset(blob, "/soc8641");
276 addrcells = (u32 *)fdt_getprop(blob, 0, "#address-cells", NULL);
277 tmp = (u64 *)fdt_getprop(blob, off, "reg", NULL);
278
279 if (tmp) {
280 u64 addr;
3f510db5 281 if (addrcells && (*addrcells == 1))
d52082b1 282 addr = *(u32 *)tmp;
3f510db5
BB
283 else
284 addr = *tmp;
d52082b1
BB
285
286 if (addr != CONFIG_SYS_CCSRBAR_PHYS)
287 printf("WARNING: The CCSRBAR address in your .dts "
288 "does not match the address of the CCSR "
289 "in u-boot. This means your .dts might "
290 "be old.\n");
291 }
debb7354
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292}
293#endif
294
debb7354 295
239db37c
HW
296/*
297 * get_board_sys_clk
298 * Reads the FPGA on board for CONFIG_SYS_CLK_FREQ
299 */
300
80e955c7
JL
301unsigned long
302get_board_sys_clk(ulong dummy)
239db37c
HW
303{
304 u8 i, go_bit, rd_clks;
305 ulong val = 0;
306
307 go_bit = in8(PIXIS_BASE + PIXIS_VCTL);
308 go_bit &= 0x01;
309
310 rd_clks = in8(PIXIS_BASE + PIXIS_VCFGEN0);
311 rd_clks &= 0x1C;
312
313 /*
314 * Only if both go bit and the SCLK bit in VCFGEN0 are set
315 * should we be using the AUX register. Remember, we also set the
316 * GO bit to boot from the alternate bank on the on-board flash
317 */
318
319 if (go_bit) {
320 if (rd_clks == 0x1c)
321 i = in8(PIXIS_BASE + PIXIS_AUX);
322 else
323 i = in8(PIXIS_BASE + PIXIS_SPD);
324 } else {
325 i = in8(PIXIS_BASE + PIXIS_SPD);
326 }
327
328 i &= 0x07;
329
330 switch (i) {
331 case 0:
332 val = 33000000;
333 break;
334 case 1:
335 val = 40000000;
336 break;
337 case 2:
338 val = 50000000;
339 break;
340 case 3:
341 val = 66000000;
342 break;
343 case 4:
344 val = 83000000;
345 break;
346 case 5:
347 val = 100000000;
348 break;
349 case 6:
350 val = 134000000;
351 break;
352 case 7:
353 val = 166000000;
354 break;
355 }
356
357 return val;
358}
0b252f50
BW
359
360int board_eth_init(bd_t *bis)
361{
362 /* Initialize TSECs */
363 cpu_eth_init(bis);
364 return pci_eth_init(bis);
365}