xref: /openbmc/u-boot/arch/powerpc/cpu/mpc85xx/cpu_init.c (revision 997399fa42b098d0a4163e1a3461bd9a34aab8ac)
1 /*
2  * Copyright 2007-2011 Freescale Semiconductor, Inc.
3  *
4  * (C) Copyright 2003 Motorola Inc.
5  * Modified by Xianghua Xiao, X.Xiao@motorola.com
6  *
7  * (C) Copyright 2000
8  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
9  *
10  * SPDX-License-Identifier:	GPL-2.0+
11  */
12 
13 #include <common.h>
14 #include <watchdog.h>
15 #include <asm/processor.h>
16 #include <ioports.h>
17 #include <sata.h>
18 #include <fm_eth.h>
19 #include <asm/io.h>
20 #include <asm/cache.h>
21 #include <asm/mmu.h>
22 #include <asm/fsl_law.h>
23 #include <asm/fsl_serdes.h>
24 #include <asm/fsl_srio.h>
25 #include <fsl_usb.h>
26 #include <hwconfig.h>
27 #include <linux/compiler.h>
28 #include "mp.h"
29 #ifdef CONFIG_SYS_QE_FMAN_FW_IN_NAND
30 #include <nand.h>
31 #include <errno.h>
32 #endif
33 
34 #include "../../../../drivers/block/fsl_sata.h"
35 
36 DECLARE_GLOBAL_DATA_PTR;
37 
38 #ifdef CONFIG_QE
39 extern qe_iop_conf_t qe_iop_conf_tab[];
40 extern void qe_config_iopin(u8 port, u8 pin, int dir,
41 				int open_drain, int assign);
42 extern void qe_init(uint qe_base);
43 extern void qe_reset(void);
44 
45 static void config_qe_ioports(void)
46 {
47 	u8      port, pin;
48 	int     dir, open_drain, assign;
49 	int     i;
50 
51 	for (i = 0; qe_iop_conf_tab[i].assign != QE_IOP_TAB_END; i++) {
52 		port		= qe_iop_conf_tab[i].port;
53 		pin		= qe_iop_conf_tab[i].pin;
54 		dir		= qe_iop_conf_tab[i].dir;
55 		open_drain	= qe_iop_conf_tab[i].open_drain;
56 		assign		= qe_iop_conf_tab[i].assign;
57 		qe_config_iopin(port, pin, dir, open_drain, assign);
58 	}
59 }
60 #endif
61 
62 #ifdef CONFIG_CPM2
63 void config_8560_ioports (volatile ccsr_cpm_t * cpm)
64 {
65 	int portnum;
66 
67 	for (portnum = 0; portnum < 4; portnum++) {
68 		uint pmsk = 0,
69 		     ppar = 0,
70 		     psor = 0,
71 		     pdir = 0,
72 		     podr = 0,
73 		     pdat = 0;
74 		iop_conf_t *iopc = (iop_conf_t *) & iop_conf_tab[portnum][0];
75 		iop_conf_t *eiopc = iopc + 32;
76 		uint msk = 1;
77 
78 		/*
79 		 * NOTE:
80 		 * index 0 refers to pin 31,
81 		 * index 31 refers to pin 0
82 		 */
83 		while (iopc < eiopc) {
84 			if (iopc->conf) {
85 				pmsk |= msk;
86 				if (iopc->ppar)
87 					ppar |= msk;
88 				if (iopc->psor)
89 					psor |= msk;
90 				if (iopc->pdir)
91 					pdir |= msk;
92 				if (iopc->podr)
93 					podr |= msk;
94 				if (iopc->pdat)
95 					pdat |= msk;
96 			}
97 
98 			msk <<= 1;
99 			iopc++;
100 		}
101 
102 		if (pmsk != 0) {
103 			volatile ioport_t *iop = ioport_addr (cpm, portnum);
104 			uint tpmsk = ~pmsk;
105 
106 			/*
107 			 * the (somewhat confused) paragraph at the
108 			 * bottom of page 35-5 warns that there might
109 			 * be "unknown behaviour" when programming
110 			 * PSORx and PDIRx, if PPARx = 1, so I
111 			 * decided this meant I had to disable the
112 			 * dedicated function first, and enable it
113 			 * last.
114 			 */
115 			iop->ppar &= tpmsk;
116 			iop->psor = (iop->psor & tpmsk) | psor;
117 			iop->podr = (iop->podr & tpmsk) | podr;
118 			iop->pdat = (iop->pdat & tpmsk) | pdat;
119 			iop->pdir = (iop->pdir & tpmsk) | pdir;
120 			iop->ppar |= ppar;
121 		}
122 	}
123 }
124 #endif
125 
126 #ifdef CONFIG_SYS_FSL_CPC
127 static void enable_cpc(void)
128 {
129 	int i;
130 	u32 size = 0;
131 
132 	cpc_corenet_t *cpc = (cpc_corenet_t *)CONFIG_SYS_FSL_CPC_ADDR;
133 
134 	for (i = 0; i < CONFIG_SYS_NUM_CPC; i++, cpc++) {
135 		u32 cpccfg0 = in_be32(&cpc->cpccfg0);
136 		size += CPC_CFG0_SZ_K(cpccfg0);
137 #ifdef CONFIG_RAMBOOT_PBL
138 		if (in_be32(&cpc->cpcsrcr0) & CPC_SRCR0_SRAMEN) {
139 			/* find and disable LAW of SRAM */
140 			struct law_entry law = find_law(CONFIG_SYS_INIT_L3_ADDR);
141 
142 			if (law.index == -1) {
143 				printf("\nFatal error happened\n");
144 				return;
145 			}
146 			disable_law(law.index);
147 
148 			clrbits_be32(&cpc->cpchdbcr0, CPC_HDBCR0_CDQ_SPEC_DIS);
149 			out_be32(&cpc->cpccsr0, 0);
150 			out_be32(&cpc->cpcsrcr0, 0);
151 		}
152 #endif
153 
154 #ifdef CONFIG_SYS_FSL_ERRATUM_CPC_A002
155 		setbits_be32(&cpc->cpchdbcr0, CPC_HDBCR0_TAG_ECC_SCRUB_DIS);
156 #endif
157 #ifdef CONFIG_SYS_FSL_ERRATUM_CPC_A003
158 		setbits_be32(&cpc->cpchdbcr0, CPC_HDBCR0_DATA_ECC_SCRUB_DIS);
159 #endif
160 #ifdef CONFIG_SYS_FSL_ERRATUM_A006593
161 		setbits_be32(&cpc->cpchdbcr0, 1 << (31 - 21));
162 #endif
163 
164 		out_be32(&cpc->cpccsr0, CPC_CSR0_CE | CPC_CSR0_PE);
165 		/* Read back to sync write */
166 		in_be32(&cpc->cpccsr0);
167 
168 	}
169 
170 	printf("Corenet Platform Cache: %d KB enabled\n", size);
171 }
172 
173 static void invalidate_cpc(void)
174 {
175 	int i;
176 	cpc_corenet_t *cpc = (cpc_corenet_t *)CONFIG_SYS_FSL_CPC_ADDR;
177 
178 	for (i = 0; i < CONFIG_SYS_NUM_CPC; i++, cpc++) {
179 		/* skip CPC when it used as all SRAM */
180 		if (in_be32(&cpc->cpcsrcr0) & CPC_SRCR0_SRAMEN)
181 			continue;
182 		/* Flash invalidate the CPC and clear all the locks */
183 		out_be32(&cpc->cpccsr0, CPC_CSR0_FI | CPC_CSR0_LFC);
184 		while (in_be32(&cpc->cpccsr0) & (CPC_CSR0_FI | CPC_CSR0_LFC))
185 			;
186 	}
187 }
188 #else
189 #define enable_cpc()
190 #define invalidate_cpc()
191 #endif /* CONFIG_SYS_FSL_CPC */
192 
193 /*
194  * Breathe some life into the CPU...
195  *
196  * Set up the memory map
197  * initialize a bunch of registers
198  */
199 
200 #ifdef CONFIG_FSL_CORENET
201 static void corenet_tb_init(void)
202 {
203 	volatile ccsr_rcpm_t *rcpm =
204 		(void *)(CONFIG_SYS_FSL_CORENET_RCPM_ADDR);
205 	volatile ccsr_pic_t *pic =
206 		(void *)(CONFIG_SYS_MPC8xxx_PIC_ADDR);
207 	u32 whoami = in_be32(&pic->whoami);
208 
209 	/* Enable the timebase register for this core */
210 	out_be32(&rcpm->ctbenrl, (1 << whoami));
211 }
212 #endif
213 
214 void cpu_init_f (void)
215 {
216 	extern void m8560_cpm_reset (void);
217 #ifdef CONFIG_SYS_DCSRBAR_PHYS
218 	ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
219 #endif
220 #if defined(CONFIG_SECURE_BOOT)
221 	struct law_entry law;
222 #endif
223 #ifdef CONFIG_MPC8548
224 	ccsr_local_ecm_t *ecm = (void *)(CONFIG_SYS_MPC85xx_ECM_ADDR);
225 	uint svr = get_svr();
226 
227 	/*
228 	 * CPU2 errata workaround: A core hang possible while executing
229 	 * a msync instruction and a snoopable transaction from an I/O
230 	 * master tagged to make quick forward progress is present.
231 	 * Fixed in silicon rev 2.1.
232 	 */
233 	if ((SVR_MAJ(svr) == 1) || ((SVR_MAJ(svr) == 2 && SVR_MIN(svr) == 0x0)))
234 		out_be32(&ecm->eebpcr, in_be32(&ecm->eebpcr) | (1 << 16));
235 #endif
236 
237 	disable_tlb(14);
238 	disable_tlb(15);
239 
240 #if defined(CONFIG_SECURE_BOOT)
241 	/* Disable the LAW created for NOR flash by the PBI commands */
242 	law = find_law(CONFIG_SYS_PBI_FLASH_BASE);
243 	if (law.index != -1)
244 		disable_law(law.index);
245 #endif
246 
247 #ifdef CONFIG_CPM2
248 	config_8560_ioports((ccsr_cpm_t *)CONFIG_SYS_MPC85xx_CPM_ADDR);
249 #endif
250 
251        init_early_memctl_regs();
252 
253 #if defined(CONFIG_CPM2)
254 	m8560_cpm_reset();
255 #endif
256 #ifdef CONFIG_QE
257 	/* Config QE ioports */
258 	config_qe_ioports();
259 #endif
260 #if defined(CONFIG_FSL_DMA)
261 	dma_init();
262 #endif
263 #ifdef CONFIG_FSL_CORENET
264 	corenet_tb_init();
265 #endif
266 	init_used_tlb_cams();
267 
268 	/* Invalidate the CPC before DDR gets enabled */
269 	invalidate_cpc();
270 
271  #ifdef CONFIG_SYS_DCSRBAR_PHYS
272 	/* set DCSRCR so that DCSR space is 1G */
273 	setbits_be32(&gur->dcsrcr, FSL_CORENET_DCSR_SZ_1G);
274 	in_be32(&gur->dcsrcr);
275 #endif
276 
277 }
278 
279 /* Implement a dummy function for those platforms w/o SERDES */
280 static void __fsl_serdes__init(void)
281 {
282 	return ;
283 }
284 __attribute__((weak, alias("__fsl_serdes__init"))) void fsl_serdes_init(void);
285 
286 #ifdef CONFIG_SYS_FSL_QORIQ_CHASSIS2
287 int enable_cluster_l2(void)
288 {
289 	int i = 0;
290 	u32 cluster;
291 	ccsr_gur_t *gur = (void __iomem *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
292 	struct ccsr_cluster_l2 __iomem *l2cache;
293 
294 	cluster = in_be32(&gur->tp_cluster[i].lower);
295 	if (cluster & TP_CLUSTER_EOC)
296 		return 0;
297 
298 	/* The first cache has already been set up, so skip it */
299 	i++;
300 
301 	/* Look through the remaining clusters, and set up their caches */
302 	do {
303 		int j, cluster_valid = 0;
304 
305 		l2cache = (void __iomem *)(CONFIG_SYS_FSL_CLUSTER_1_L2 + i * 0x40000);
306 
307 		cluster = in_be32(&gur->tp_cluster[i].lower);
308 
309 		/* check that at least one core/accel is enabled in cluster */
310 		for (j = 0; j < 4; j++) {
311 			u32 idx = (cluster >> (j*8)) & TP_CLUSTER_INIT_MASK;
312 			u32 type = in_be32(&gur->tp_ityp[idx]);
313 
314 			if (type & TP_ITYP_AV)
315 				cluster_valid = 1;
316 		}
317 
318 		if (cluster_valid) {
319 			/* set stash ID to (cluster) * 2 + 32 + 1 */
320 			clrsetbits_be32(&l2cache->l2csr1, 0xff, 32 + i * 2 + 1);
321 
322 			printf("enable l2 for cluster %d %p\n", i, l2cache);
323 
324 			out_be32(&l2cache->l2csr0, L2CSR0_L2FI|L2CSR0_L2LFC);
325 			while ((in_be32(&l2cache->l2csr0)
326 				& (L2CSR0_L2FI|L2CSR0_L2LFC)) != 0)
327 					;
328 			out_be32(&l2cache->l2csr0, L2CSR0_L2E|L2CSR0_L2PE|L2CSR0_L2REP_MODE);
329 		}
330 		i++;
331 	} while (!(cluster & TP_CLUSTER_EOC));
332 
333 	return 0;
334 }
335 #endif
336 
337 /*
338  * Initialize L2 as cache.
339  *
340  * The newer 8548, etc, parts have twice as much cache, but
341  * use the same bit-encoding as the older 8555, etc, parts.
342  *
343  */
344 int cpu_init_r(void)
345 {
346 	__maybe_unused u32 svr = get_svr();
347 #ifdef CONFIG_SYS_LBC_LCRR
348 	fsl_lbc_t *lbc = (void __iomem *)LBC_BASE_ADDR;
349 #endif
350 #ifdef CONFIG_L2_CACHE
351 	ccsr_l2cache_t *l2cache = (void __iomem *)CONFIG_SYS_MPC85xx_L2_ADDR;
352 #elif defined(CONFIG_SYS_FSL_QORIQ_CHASSIS2)
353 	struct ccsr_cluster_l2 * l2cache = (void __iomem *)CONFIG_SYS_FSL_CLUSTER_1_L2;
354 #endif
355 #if defined(CONFIG_PPC_SPINTABLE_COMPATIBLE) && defined(CONFIG_MP)
356 	extern int spin_table_compat;
357 	const char *spin;
358 #endif
359 
360 #if defined(CONFIG_SYS_P4080_ERRATUM_CPU22) || \
361 	defined(CONFIG_SYS_FSL_ERRATUM_NMG_CPU_A011)
362 	/*
363 	 * CPU22 and NMG_CPU_A011 share the same workaround.
364 	 * CPU22 applies to P4080 rev 1.0, 2.0, fixed in 3.0
365 	 * NMG_CPU_A011 applies to P4080 rev 1.0, 2.0, fixed in 3.0
366 	 * also applies to P3041 rev 1.0, 1.1, P2041 rev 1.0, 1.1, both
367 	 * fixed in 2.0. NMG_CPU_A011 is activated by default and can
368 	 * be disabled by hwconfig with syntax:
369 	 *
370 	 * fsl_cpu_a011:disable
371 	 */
372 	extern int enable_cpu_a011_workaround;
373 #ifdef CONFIG_SYS_P4080_ERRATUM_CPU22
374 	enable_cpu_a011_workaround = (SVR_MAJ(svr) < 3);
375 #else
376 	char buffer[HWCONFIG_BUFFER_SIZE];
377 	char *buf = NULL;
378 	int n, res;
379 
380 	n = getenv_f("hwconfig", buffer, sizeof(buffer));
381 	if (n > 0)
382 		buf = buffer;
383 
384 	res = hwconfig_arg_cmp_f("fsl_cpu_a011", "disable", buf);
385 	if (res > 0)
386 		enable_cpu_a011_workaround = 0;
387 	else {
388 		if (n >= HWCONFIG_BUFFER_SIZE) {
389 			printf("fsl_cpu_a011 was not found. hwconfig variable "
390 				"may be too long\n");
391 		}
392 		enable_cpu_a011_workaround =
393 			(SVR_SOC_VER(svr) == SVR_P4080 && SVR_MAJ(svr) < 3) ||
394 			(SVR_SOC_VER(svr) != SVR_P4080 && SVR_MAJ(svr) < 2);
395 	}
396 #endif
397 	if (enable_cpu_a011_workaround) {
398 		flush_dcache();
399 		mtspr(L1CSR2, (mfspr(L1CSR2) | L1CSR2_DCWS));
400 		sync();
401 	}
402 #endif
403 #ifdef CONFIG_SYS_FSL_ERRATUM_A005812
404 	/*
405 	 * A-005812 workaround sets bit 32 of SPR 976 for SoCs running
406 	 * in write shadow mode. Checking DCWS before setting SPR 976.
407 	 */
408 	if (mfspr(L1CSR2) & L1CSR2_DCWS)
409 		mtspr(SPRN_HDBCR0, (mfspr(SPRN_HDBCR0) | 0x80000000));
410 #endif
411 
412 #if defined(CONFIG_PPC_SPINTABLE_COMPATIBLE) && defined(CONFIG_MP)
413 	spin = getenv("spin_table_compat");
414 	if (spin && (*spin == 'n'))
415 		spin_table_compat = 0;
416 	else
417 		spin_table_compat = 1;
418 #endif
419 
420 	puts ("L2:    ");
421 
422 #if defined(CONFIG_L2_CACHE)
423 	volatile uint cache_ctl;
424 	uint ver;
425 	u32 l2siz_field;
426 
427 	ver = SVR_SOC_VER(svr);
428 
429 	asm("msync;isync");
430 	cache_ctl = l2cache->l2ctl;
431 
432 #if defined(CONFIG_SYS_RAMBOOT) && defined(CONFIG_SYS_INIT_L2_ADDR)
433 	if (cache_ctl & MPC85xx_L2CTL_L2E) {
434 		/* Clear L2 SRAM memory-mapped base address */
435 		out_be32(&l2cache->l2srbar0, 0x0);
436 		out_be32(&l2cache->l2srbar1, 0x0);
437 
438 		/* set MBECCDIS=0, SBECCDIS=0 */
439 		clrbits_be32(&l2cache->l2errdis,
440 				(MPC85xx_L2ERRDIS_MBECC |
441 				 MPC85xx_L2ERRDIS_SBECC));
442 
443 		/* set L2E=0, L2SRAM=0 */
444 		clrbits_be32(&l2cache->l2ctl,
445 				(MPC85xx_L2CTL_L2E |
446 				 MPC85xx_L2CTL_L2SRAM_ENTIRE));
447 	}
448 #endif
449 
450 	l2siz_field = (cache_ctl >> 28) & 0x3;
451 
452 	switch (l2siz_field) {
453 	case 0x0:
454 		printf(" unknown size (0x%08x)\n", cache_ctl);
455 		return -1;
456 		break;
457 	case 0x1:
458 		if (ver == SVR_8540 || ver == SVR_8560   ||
459 		    ver == SVR_8541 || ver == SVR_8555) {
460 			puts("128 KB ");
461 			/* set L2E=1, L2I=1, & L2BLKSZ=1 (128 Kbyte) */
462 			cache_ctl = 0xc4000000;
463 		} else {
464 			puts("256 KB ");
465 			cache_ctl = 0xc0000000; /* set L2E=1, L2I=1, & L2SRAM=0 */
466 		}
467 		break;
468 	case 0x2:
469 		if (ver == SVR_8540 || ver == SVR_8560   ||
470 		    ver == SVR_8541 || ver == SVR_8555) {
471 			puts("256 KB ");
472 			/* set L2E=1, L2I=1, & L2BLKSZ=2 (256 Kbyte) */
473 			cache_ctl = 0xc8000000;
474 		} else {
475 			puts ("512 KB ");
476 			/* set L2E=1, L2I=1, & L2SRAM=0 */
477 			cache_ctl = 0xc0000000;
478 		}
479 		break;
480 	case 0x3:
481 		puts("1024 KB ");
482 		/* set L2E=1, L2I=1, & L2SRAM=0 */
483 		cache_ctl = 0xc0000000;
484 		break;
485 	}
486 
487 	if (l2cache->l2ctl & MPC85xx_L2CTL_L2E) {
488 		puts("already enabled");
489 #if defined(CONFIG_SYS_INIT_L2_ADDR) && defined(CONFIG_SYS_FLASH_BASE)
490 		u32 l2srbar = l2cache->l2srbar0;
491 		if (l2cache->l2ctl & MPC85xx_L2CTL_L2SRAM_ENTIRE
492 				&& l2srbar >= CONFIG_SYS_FLASH_BASE) {
493 			l2srbar = CONFIG_SYS_INIT_L2_ADDR;
494 			l2cache->l2srbar0 = l2srbar;
495 			printf(", moving to 0x%08x", CONFIG_SYS_INIT_L2_ADDR);
496 		}
497 #endif /* CONFIG_SYS_INIT_L2_ADDR */
498 		puts("\n");
499 	} else {
500 		asm("msync;isync");
501 		l2cache->l2ctl = cache_ctl; /* invalidate & enable */
502 		asm("msync;isync");
503 		puts("enabled\n");
504 	}
505 #elif defined(CONFIG_BACKSIDE_L2_CACHE)
506 	if (SVR_SOC_VER(svr) == SVR_P2040) {
507 		puts("N/A\n");
508 		goto skip_l2;
509 	}
510 
511 	u32 l2cfg0 = mfspr(SPRN_L2CFG0);
512 
513 	/* invalidate the L2 cache */
514 	mtspr(SPRN_L2CSR0, (L2CSR0_L2FI|L2CSR0_L2LFC));
515 	while (mfspr(SPRN_L2CSR0) & (L2CSR0_L2FI|L2CSR0_L2LFC))
516 		;
517 
518 #ifdef CONFIG_SYS_CACHE_STASHING
519 	/* set stash id to (coreID) * 2 + 32 + L2 (1) */
520 	mtspr(SPRN_L2CSR1, (32 + 1));
521 #endif
522 
523 	/* enable the cache */
524 	mtspr(SPRN_L2CSR0, CONFIG_SYS_INIT_L2CSR0);
525 
526 	if (CONFIG_SYS_INIT_L2CSR0 & L2CSR0_L2E) {
527 		while (!(mfspr(SPRN_L2CSR0) & L2CSR0_L2E))
528 			;
529 		printf("%d KB enabled\n", (l2cfg0 & 0x3fff) * 64);
530 	}
531 
532 skip_l2:
533 #elif defined(CONFIG_SYS_FSL_QORIQ_CHASSIS2)
534 	if (l2cache->l2csr0 & L2CSR0_L2E)
535 		printf("%d KB enabled\n", (l2cache->l2cfg0 & 0x3fff) * 64);
536 
537 	enable_cluster_l2();
538 #else
539 	puts("disabled\n");
540 #endif
541 
542 	enable_cpc();
543 
544 #ifndef CONFIG_SYS_FSL_NO_SERDES
545 	/* needs to be in ram since code uses global static vars */
546 	fsl_serdes_init();
547 #endif
548 
549 #ifdef CONFIG_SYS_FSL_ERRATUM_A005871
550 	if (IS_SVR_REV(svr, 1, 0)) {
551 		int i;
552 		__be32 *p = (void __iomem *)CONFIG_SYS_DCSRBAR + 0xb004c;
553 
554 		for (i = 0; i < 12; i++) {
555 			p += i + (i > 5 ? 11 : 0);
556 			out_be32(p, 0x2);
557 		}
558 		p = (void __iomem *)CONFIG_SYS_DCSRBAR + 0xb0108;
559 		out_be32(p, 0x34);
560 	}
561 #endif
562 
563 #ifdef CONFIG_SYS_SRIO
564 	srio_init();
565 #ifdef CONFIG_SRIO_PCIE_BOOT_MASTER
566 	char *s = getenv("bootmaster");
567 	if (s) {
568 		if (!strcmp(s, "SRIO1")) {
569 			srio_boot_master(1);
570 			srio_boot_master_release_slave(1);
571 		}
572 		if (!strcmp(s, "SRIO2")) {
573 			srio_boot_master(2);
574 			srio_boot_master_release_slave(2);
575 		}
576 	}
577 #endif
578 #endif
579 
580 #if defined(CONFIG_MP)
581 	setup_mp();
582 #endif
583 
584 #ifdef CONFIG_SYS_FSL_ERRATUM_ESDHC13
585 	{
586 		if (SVR_MAJ(svr) < 3) {
587 			void *p;
588 			p = (void *)CONFIG_SYS_DCSRBAR + 0x20520;
589 			setbits_be32(p, 1 << (31 - 14));
590 		}
591 	}
592 #endif
593 
594 #ifdef CONFIG_SYS_LBC_LCRR
595 	/*
596 	 * Modify the CLKDIV field of LCRR register to improve the writing
597 	 * speed for NOR flash.
598 	 */
599 	clrsetbits_be32(&lbc->lcrr, LCRR_CLKDIV, CONFIG_SYS_LBC_LCRR);
600 	__raw_readl(&lbc->lcrr);
601 	isync();
602 #ifdef CONFIG_SYS_FSL_ERRATUM_NMG_LBC103
603 	udelay(100);
604 #endif
605 #endif
606 
607 #ifdef CONFIG_SYS_FSL_USB1_PHY_ENABLE
608 	{
609 		struct ccsr_usb_phy __iomem *usb_phy1 =
610 			(void *)CONFIG_SYS_MPC85xx_USB1_PHY_ADDR;
611 		out_be32(&usb_phy1->usb_enable_override,
612 				CONFIG_SYS_FSL_USB_ENABLE_OVERRIDE);
613 	}
614 #endif
615 #ifdef CONFIG_SYS_FSL_USB2_PHY_ENABLE
616 	{
617 		struct ccsr_usb_phy __iomem *usb_phy2 =
618 			(void *)CONFIG_SYS_MPC85xx_USB2_PHY_ADDR;
619 		out_be32(&usb_phy2->usb_enable_override,
620 				CONFIG_SYS_FSL_USB_ENABLE_OVERRIDE);
621 	}
622 #endif
623 
624 #ifdef CONFIG_SYS_FSL_ERRATUM_USB14
625 	/* On P204x/P304x/P50x0 Rev1.0, USB transmit will result internal
626 	 * multi-bit ECC errors which has impact on performance, so software
627 	 * should disable all ECC reporting from USB1 and USB2.
628 	 */
629 	if (IS_SVR_REV(get_svr(), 1, 0)) {
630 		struct dcsr_dcfg_regs *dcfg = (struct dcsr_dcfg_regs *)
631 			(CONFIG_SYS_DCSRBAR + CONFIG_SYS_DCSR_DCFG_OFFSET);
632 		setbits_be32(&dcfg->ecccr1,
633 				(DCSR_DCFG_ECC_DISABLE_USB1 |
634 				 DCSR_DCFG_ECC_DISABLE_USB2));
635 	}
636 #endif
637 
638 #if defined(CONFIG_SYS_FSL_USB_DUAL_PHY_ENABLE)
639 		struct ccsr_usb_phy __iomem *usb_phy =
640 			(void *)CONFIG_SYS_MPC85xx_USB1_PHY_ADDR;
641 		setbits_be32(&usb_phy->pllprg[1],
642 			     CONFIG_SYS_FSL_USB_PLLPRG2_PHY2_CLK_EN |
643 			     CONFIG_SYS_FSL_USB_PLLPRG2_PHY1_CLK_EN |
644 			     CONFIG_SYS_FSL_USB_PLLPRG2_MFI |
645 			     CONFIG_SYS_FSL_USB_PLLPRG2_PLL_EN);
646 		setbits_be32(&usb_phy->port1.ctrl,
647 			     CONFIG_SYS_FSL_USB_CTRL_PHY_EN);
648 		setbits_be32(&usb_phy->port1.drvvbuscfg,
649 			     CONFIG_SYS_FSL_USB_DRVVBUS_CR_EN);
650 		setbits_be32(&usb_phy->port1.pwrfltcfg,
651 			     CONFIG_SYS_FSL_USB_PWRFLT_CR_EN);
652 		setbits_be32(&usb_phy->port2.ctrl,
653 			     CONFIG_SYS_FSL_USB_CTRL_PHY_EN);
654 		setbits_be32(&usb_phy->port2.drvvbuscfg,
655 			     CONFIG_SYS_FSL_USB_DRVVBUS_CR_EN);
656 		setbits_be32(&usb_phy->port2.pwrfltcfg,
657 			     CONFIG_SYS_FSL_USB_PWRFLT_CR_EN);
658 #endif
659 
660 #ifdef CONFIG_FMAN_ENET
661 	fman_enet_init();
662 #endif
663 
664 #if defined(CONFIG_FSL_SATA_V2) && defined(CONFIG_FSL_SATA_ERRATUM_A001)
665 	/*
666 	 * For P1022/1013 Rev1.0 silicon, after power on SATA host
667 	 * controller is configured in legacy mode instead of the
668 	 * expected enterprise mode. Software needs to clear bit[28]
669 	 * of HControl register to change to enterprise mode from
670 	 * legacy mode.  We assume that the controller is offline.
671 	 */
672 	if (IS_SVR_REV(svr, 1, 0) &&
673 	    ((SVR_SOC_VER(svr) == SVR_P1022) ||
674 	     (SVR_SOC_VER(svr) == SVR_P1013))) {
675 		fsl_sata_reg_t *reg;
676 
677 		/* first SATA controller */
678 		reg = (void *)CONFIG_SYS_MPC85xx_SATA1_ADDR;
679 		clrbits_le32(&reg->hcontrol, HCONTROL_ENTERPRISE_EN);
680 
681 		/* second SATA controller */
682 		reg = (void *)CONFIG_SYS_MPC85xx_SATA2_ADDR;
683 		clrbits_le32(&reg->hcontrol, HCONTROL_ENTERPRISE_EN);
684 	}
685 #endif
686 
687 
688 	return 0;
689 }
690 
691 extern void setup_ivors(void);
692 
693 void arch_preboot_os(void)
694 {
695 	u32 msr;
696 
697 	/*
698 	 * We are changing interrupt offsets and are about to boot the OS so
699 	 * we need to make sure we disable all async interrupts. EE is already
700 	 * disabled by the time we get called.
701 	 */
702 	msr = mfmsr();
703 	msr &= ~(MSR_ME|MSR_CE);
704 	mtmsr(msr);
705 
706 	setup_ivors();
707 }
708 
709 #if defined(CONFIG_CMD_SATA) && defined(CONFIG_FSL_SATA)
710 int sata_initialize(void)
711 {
712 	if (is_serdes_configured(SATA1) || is_serdes_configured(SATA2))
713 		return __sata_initialize();
714 
715 	return 1;
716 }
717 #endif
718 
719 void cpu_secondary_init_r(void)
720 {
721 #ifdef CONFIG_QE
722 	uint qe_base = CONFIG_SYS_IMMR + 0x00080000; /* QE immr base */
723 #ifdef CONFIG_SYS_QE_FMAN_FW_IN_NAND
724 	int ret;
725 	size_t fw_length = CONFIG_SYS_QE_FMAN_FW_LENGTH;
726 
727 	/* load QE firmware from NAND flash to DDR first */
728 	ret = nand_read(&nand_info[0], (loff_t)CONFIG_SYS_QE_FMAN_FW_IN_NAND,
729 			&fw_length, (u_char *)CONFIG_SYS_QE_FMAN_FW_ADDR);
730 
731 	if (ret && ret == -EUCLEAN) {
732 		printf ("NAND read for QE firmware at offset %x failed %d\n",
733 				CONFIG_SYS_QE_FMAN_FW_IN_NAND, ret);
734 	}
735 #endif
736 	qe_init(qe_base);
737 	qe_reset();
738 #endif
739 }
740