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