summaryrefslogtreecommitdiff
path: root/board/freescale/mpc8536ds/mpc8536ds.c
blob: 58dc564eea69f389bd95a652e76045a2a2c87743 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
/*
 * Copyright 2008-2010 Freescale Semiconductor, Inc.
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

#include <common.h>
#include <command.h>
#include <pci.h>
#include <asm/processor.h>
#include <asm/mmu.h>
#include <asm/cache.h>
#include <asm/immap_85xx.h>
#include <asm/fsl_pci.h>
#include <asm/fsl_ddr_sdram.h>
#include <asm/io.h>
#include <asm/fsl_serdes.h>
#include <spd.h>
#include <miiphy.h>
#include <libfdt.h>
#include <spd_sdram.h>
#include <fdt_support.h>
#include <tsec.h>
#include <netdev.h>
#include <sata.h>

#include "../common/sgmii_riser.h"

int board_early_init_f (void)
{
#ifdef CONFIG_MMC
	volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);

	setbits_be32(&gur->pmuxcr,
			(MPC85xx_PMUXCR_SD_DATA |
			 MPC85xx_PMUXCR_SDHC_CD |
			 MPC85xx_PMUXCR_SDHC_WP));

#endif
	return 0;
}

int checkboard (void)
{
	u8 vboot;
	u8 *pixis_base = (u8 *)PIXIS_BASE;

	puts("Board: MPC8536DS ");
#ifdef CONFIG_PHYS_64BIT
	puts("(36-bit addrmap) ");
#endif

	printf ("Sys ID: 0x%02x, "
		"Sys Ver: 0x%02x, FPGA Ver: 0x%02x, ",
		in_8(pixis_base + PIXIS_ID), in_8(pixis_base + PIXIS_VER),
		in_8(pixis_base + PIXIS_PVER));

	vboot = in_8(pixis_base + PIXIS_VBOOT);
	switch ((vboot & PIXIS_VBOOT_LBMAP) >> 5) {
		case PIXIS_VBOOT_LBMAP_NOR0:
			puts ("vBank: 0\n");
			break;
		case PIXIS_VBOOT_LBMAP_NOR1:
			puts ("vBank: 1\n");
			break;
		case PIXIS_VBOOT_LBMAP_NOR2:
			puts ("vBank: 2\n");
			break;
		case PIXIS_VBOOT_LBMAP_NOR3:
			puts ("vBank: 3\n");
			break;
		case PIXIS_VBOOT_LBMAP_PJET:
			puts ("Promjet\n");
			break;
		case PIXIS_VBOOT_LBMAP_NAND:
			puts ("NAND\n");
			break;
	}

	return 0;
}

#if !defined(CONFIG_SPD_EEPROM)
/*
 * Fixed sdram init -- doesn't use serial presence detect.
 */

phys_size_t fixed_sdram (void)
{
	volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
	volatile ccsr_ddr_t *ddr= &immap->im_ddr;
	uint d_init;

	ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS;
	ddr->cs0_config = CONFIG_SYS_DDR_CS0_CONFIG;

	ddr->timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
	ddr->timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
	ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
	ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
	ddr->sdram_mode = CONFIG_SYS_DDR_MODE_1;
	ddr->sdram_mode_2 = CONFIG_SYS_DDR_MODE_2;
	ddr->sdram_interval = CONFIG_SYS_DDR_INTERVAL;
	ddr->sdram_data_init = CONFIG_SYS_DDR_DATA_INIT;
	ddr->sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CTRL;
	ddr->sdram_cfg_2 = CONFIG_SYS_DDR_CONTROL2;

#if defined (CONFIG_DDR_ECC)
	ddr->err_int_en = CONFIG_SYS_DDR_ERR_INT_EN;
	ddr->err_disable = CONFIG_SYS_DDR_ERR_DIS;
	ddr->err_sbe = CONFIG_SYS_DDR_SBE;
#endif
	asm("sync;isync");

	udelay(500);

	ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL;

#if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
	d_init = 1;
	debug("DDR - 1st controller: memory initializing\n");
	/*
	 * Poll until memory is initialized.
	 * 512 Meg at 400 might hit this 200 times or so.
	 */
	while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0) {
		udelay(1000);
	}
	debug("DDR: memory initialized\n\n");
	asm("sync; isync");
	udelay(500);
#endif

	return 512 * 1024 * 1024;
}

#endif

#ifdef CONFIG_PCI1
static struct pci_controller pci1_hose;
#endif

#ifdef CONFIG_PCIE1
static struct pci_controller pcie1_hose;
#endif

#ifdef CONFIG_PCIE2
static struct pci_controller pcie2_hose;
#endif

#ifdef CONFIG_PCIE3
static struct pci_controller pcie3_hose;
#endif

#ifdef CONFIG_PCI
void pci_init_board(void)
{
	ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
	struct fsl_pci_info pci_info[4];
	u32 devdisr, pordevsr, io_sel;
	u32 porpllsr, pci_agent, pci_speed, pci_32, pci_arb, pci_clk_sel;
	int first_free_busno = 0;
	int num = 0;

	int pcie_ep, pcie_configured;

	devdisr = in_be32(&gur->devdisr);
	pordevsr = in_be32(&gur->pordevsr);
	porpllsr = in_be32(&gur->porpllsr);
	io_sel = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;

	debug("   pci_init_board: devdisr=%x, io_sel=%x\n", devdisr, io_sel);

	puts("\n");
#ifdef CONFIG_PCIE3
	pcie_configured = is_serdes_configured(PCIE3);

	if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE3)){
		set_next_law(CONFIG_SYS_PCIE3_MEM_PHYS, LAW_SIZE_512M,
				LAW_TRGT_IF_PCIE_3);
		set_next_law(CONFIG_SYS_PCIE3_IO_PHYS, LAW_SIZE_64K,
				LAW_TRGT_IF_PCIE_3);
		SET_STD_PCIE_INFO(pci_info[num], 3);
		pcie_ep = fsl_setup_hose(&pcie3_hose, pci_info[num].regs);
		printf("PCIE3: connected to Slot3 as %s (base address %lx)\n",
			pcie_ep ? "Endpoint" : "Root Complex",
			pci_info[num].regs);
		first_free_busno = fsl_pci_init_port(&pci_info[num++],
					&pcie3_hose, first_free_busno);
	} else {
		printf("PCIE3: disabled\n");
	}

	puts("\n");
#else
	setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE3); /* disable */
#endif

#ifdef CONFIG_PCIE1
	pcie_configured = is_serdes_configured(PCIE1);

	if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
		set_next_law(CONFIG_SYS_PCIE1_MEM_PHYS, LAW_SIZE_128M,
				LAW_TRGT_IF_PCIE_1);
		set_next_law(CONFIG_SYS_PCIE1_IO_PHYS, LAW_SIZE_64K,
				LAW_TRGT_IF_PCIE_1);
		SET_STD_PCIE_INFO(pci_info[num], 1);
		pcie_ep = fsl_setup_hose(&pcie1_hose, pci_info[num].regs);
		printf("PCIE1: connected to Slot1 as %s (base address %lx)\n",
			pcie_ep ? "Endpoint" : "Root Complex",
			pci_info[num].regs);
		first_free_busno = fsl_pci_init_port(&pci_info[num++],
					&pcie1_hose, first_free_busno);
	} else {
		printf("PCIE1: disabled\n");
	}

	puts("\n");
#else
	setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE); /* disable */
#endif

#ifdef CONFIG_PCIE2
	pcie_configured = is_serdes_configured(PCIE2);

	if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE2)){
		set_next_law(CONFIG_SYS_PCIE2_MEM_PHYS, LAW_SIZE_128M,
				LAW_TRGT_IF_PCIE_2);
		set_next_law(CONFIG_SYS_PCIE2_IO_PHYS, LAW_SIZE_64K,
				LAW_TRGT_IF_PCIE_2);
		SET_STD_PCIE_INFO(pci_info[num], 2);
		pcie_ep = fsl_setup_hose(&pcie2_hose, pci_info[num].regs);
		printf("PCIE2: connected to Slot 2 as %s (base address %lx)\n",
			pcie_ep ? "Endpoint" : "Root Complex",
			pci_info[num].regs);
		first_free_busno = fsl_pci_init_port(&pci_info[num++],
					&pcie2_hose, first_free_busno);
	} else {
		printf("PCIE2: disabled\n");
	}

	puts("\n");
#else
	setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE2); /* disable */
#endif

#ifdef CONFIG_PCI1
	pci_speed = 66666000;
	pci_32 = 1;
	pci_arb = pordevsr & MPC85xx_PORDEVSR_PCI1_ARB;
	pci_clk_sel = porpllsr & MPC85xx_PORDEVSR_PCI1_SPD;

	if (!(devdisr & MPC85xx_DEVDISR_PCI1)) {
		set_next_law(CONFIG_SYS_PCI1_MEM_PHYS, LAW_SIZE_256M,
				LAW_TRGT_IF_PCI);
		set_next_law(CONFIG_SYS_PCI1_IO_PHYS, LAW_SIZE_64K,
				LAW_TRGT_IF_PCI);
		SET_STD_PCI_INFO(pci_info[num], 1);
		pci_agent = fsl_setup_hose(&pci1_hose, pci_info[num].regs);
		printf("PCI: %d bit, %s MHz, %s, %s, %s (base address %lx)\n",
			(pci_32) ? 32 : 64,
			(pci_speed == 33333000) ? "33" :
			(pci_speed == 66666000) ? "66" : "unknown",
			pci_clk_sel ? "sync" : "async",
			pci_agent ? "agent" : "host",
			pci_arb ? "arbiter" : "external-arbiter",
			pci_info[num].regs);

		first_free_busno = fsl_pci_init_port(&pci_info[num++],
					&pci1_hose, first_free_busno);
	} else {
		printf("PCI: disabled\n");
	}

	puts("\n");
#else
	setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI1); /* disable */
#endif
}
#endif

int board_early_init_r(void)
{
	const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
	const u8 flash_esel = find_tlb_idx((void *)flashbase, 1);

	/*
	 * Remap Boot flash + PROMJET region to caching-inhibited
	 * so that flash can be erased properly.
	 */

	/* Flush d-cache and invalidate i-cache of any FLASH data */
	flush_dcache();
	invalidate_icache();

	/* invalidate existing TLB entry for flash + promjet */
	disable_tlb(flash_esel);

	set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,	/* tlb, epn, rpn */
		MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,	/* perms, wimge */
		0, flash_esel, BOOKE_PAGESZ_256M, 1);	/* ts, esel, tsize, iprot */

	return 0;
}

int board_eth_init(bd_t *bis)
{
#ifdef CONFIG_TSEC_ENET
	struct tsec_info_struct tsec_info[2];
	int num = 0;

#ifdef CONFIG_TSEC1
	SET_STD_TSEC_INFO(tsec_info[num], 1);
	if (is_serdes_configured(SGMII_TSEC1)) {
		puts("eTSEC1 is in sgmii mode.\n");
		tsec_info[num].phyaddr = 0;
		tsec_info[num].flags |= TSEC_SGMII;
	}
	num++;
#endif
#ifdef CONFIG_TSEC3
	SET_STD_TSEC_INFO(tsec_info[num], 3);
	if (is_serdes_configured(SGMII_TSEC3)) {
		puts("eTSEC3 is in sgmii mode.\n");
		tsec_info[num].phyaddr = 1;
		tsec_info[num].flags |= TSEC_SGMII;
	}
	num++;
#endif

	if (!num) {
		printf("No TSECs initialized\n");
		return 0;
	}

#ifdef CONFIG_FSL_SGMII_RISER
	if (is_serdes_configured(SGMII_TSEC1) ||
	    is_serdes_configured(SGMII_TSEC3)) {
		fsl_sgmii_riser_init(tsec_info, num);
	}
#endif

	tsec_eth_init(bis, tsec_info, num);
#endif
	return pci_eth_init(bis);
}

#if defined(CONFIG_OF_BOARD_SETUP)
void ft_board_setup(void *blob, bd_t *bd)
{
	ft_cpu_setup(blob, bd);

	FT_FSL_PCI_SETUP;

#ifdef CONFIG_FSL_SGMII_RISER
	fsl_sgmii_riser_fdt_fixup(blob);
#endif
}
#endif