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wdenk9c53f402003-10-15 23:53:47 +00001/*
Kumar Gala8975d7a2010-12-30 12:09:53 -06002 * Copyright 2007-2011 Freescale Semiconductor, Inc.
Ed Swarthoutdd93d8f2007-07-27 01:50:47 -05003 *
wdenk9c53f402003-10-15 23:53:47 +00004 * (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 *
Wolfgang Denkd79de1d2013-07-08 09:37:19 +020010 * SPDX-License-Identifier: GPL-2.0+
wdenk9c53f402003-10-15 23:53:47 +000011 */
12
13#include <common.h>
14#include <watchdog.h>
15#include <asm/processor.h>
16#include <ioports.h>
Kumar Galaeb453df2010-04-20 10:21:25 -050017#include <sata.h>
Kumar Gala2683c532011-04-13 08:37:44 -050018#include <fm_eth.h>
wdenk9c53f402003-10-15 23:53:47 +000019#include <asm/io.h>
Kumar Gala6b245b92010-05-05 22:35:27 -050020#include <asm/cache.h>
Kumar Gala9772ee72008-01-16 22:38:34 -060021#include <asm/mmu.h>
Kumar Gala95fd2f62008-01-16 01:13:58 -060022#include <asm/fsl_law.h>
Kumar Galaeb453df2010-04-20 10:21:25 -050023#include <asm/fsl_serdes.h>
Liu Gang4cc85322012-03-08 00:33:17 +000024#include <asm/fsl_srio.h>
ramneek mehreshc65e8822013-08-05 16:00:16 +053025#include <fsl_usb.h>
York Sun53155532012-08-08 18:04:53 +000026#include <hwconfig.h>
Timur Tabid7acf5c2011-11-21 17:10:23 -060027#include <linux/compiler.h>
Kumar Gala36d6b3f2008-01-17 16:48:33 -060028#include "mp.h"
Timur Tabi275f4bb2011-11-22 09:21:25 -060029#ifdef CONFIG_SYS_QE_FMAN_FW_IN_NAND
Haiying Wangc0938d62011-02-07 16:14:15 -050030#include <nand.h>
31#include <errno.h>
32#endif
wdenk9c53f402003-10-15 23:53:47 +000033
Timur Tabid7acf5c2011-11-21 17:10:23 -060034#include "../../../../drivers/block/fsl_sata.h"
35
Wolfgang Denk6405a152006-03-31 18:32:53 +020036DECLARE_GLOBAL_DATA_PTR;
37
Andy Flemingee0e9172007-08-14 00:14:25 -050038#ifdef CONFIG_QE
39extern qe_iop_conf_t qe_iop_conf_tab[];
40extern void qe_config_iopin(u8 port, u8 pin, int dir,
41 int open_drain, int assign);
42extern void qe_init(uint qe_base);
43extern void qe_reset(void);
44
45static 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
Matthew McClintock148e26a2006-06-28 10:43:36 -050061
Jon Loeligerf5ad3782005-07-23 10:37:35 -050062#ifdef CONFIG_CPM2
Kumar Galacd113a02007-11-28 00:36:33 -060063void config_8560_ioports (volatile ccsr_cpm_t * cpm)
wdenk9c53f402003-10-15 23:53:47 +000064{
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) {
Kumar Galacd113a02007-11-28 00:36:33 -0600103 volatile ioport_t *iop = ioport_addr (cpm, portnum);
wdenk9c53f402003-10-15 23:53:47 +0000104 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
Kumar Gala76eef3e2009-03-19 03:40:08 -0500126#ifdef CONFIG_SYS_FSL_CPC
127static 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);
Shaohui Xie25a2b392011-03-16 10:10:32 +0800137#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
Kumar Gala76eef3e2009-03-19 03:40:08 -0500153
Kumar Gala9780b592011-01-13 01:54:01 -0600154#ifdef CONFIG_SYS_FSL_ERRATUM_CPC_A002
155 setbits_be32(&cpc->cpchdbcr0, CPC_HDBCR0_TAG_ECC_SCRUB_DIS);
156#endif
Kumar Gala887c0e12011-01-13 01:56:18 -0600157#ifdef CONFIG_SYS_FSL_ERRATUM_CPC_A003
158 setbits_be32(&cpc->cpchdbcr0, CPC_HDBCR0_DATA_ECC_SCRUB_DIS);
159#endif
Scott Wood3f4a5c42013-05-15 17:50:13 -0500160#ifdef CONFIG_SYS_FSL_ERRATUM_A006593
161 setbits_be32(&cpc->cpchdbcr0, 1 << (31 - 21));
162#endif
Kumar Gala9780b592011-01-13 01:54:01 -0600163
Kumar Gala76eef3e2009-03-19 03:40:08 -0500164 out_be32(&cpc->cpccsr0, CPC_CSR0_CE | CPC_CSR0_PE);
165 /* Read back to sync write */
166 in_be32(&cpc->cpccsr0);
167
168 }
169
Shruti Kanetkar3adfb912013-08-15 11:25:37 -0500170 puts("Corenet Platform Cache: ");
171 print_size(size * 1024, " enabled\n");
Kumar Gala76eef3e2009-03-19 03:40:08 -0500172}
173
Kim Phillips402673f2012-10-29 13:34:38 +0000174static void invalidate_cpc(void)
Kumar Gala76eef3e2009-03-19 03:40:08 -0500175{
176 int i;
177 cpc_corenet_t *cpc = (cpc_corenet_t *)CONFIG_SYS_FSL_CPC_ADDR;
178
179 for (i = 0; i < CONFIG_SYS_NUM_CPC; i++, cpc++) {
Shaohui Xie25a2b392011-03-16 10:10:32 +0800180 /* skip CPC when it used as all SRAM */
181 if (in_be32(&cpc->cpcsrcr0) & CPC_SRCR0_SRAMEN)
182 continue;
Kumar Gala76eef3e2009-03-19 03:40:08 -0500183 /* Flash invalidate the CPC and clear all the locks */
184 out_be32(&cpc->cpccsr0, CPC_CSR0_FI | CPC_CSR0_LFC);
185 while (in_be32(&cpc->cpccsr0) & (CPC_CSR0_FI | CPC_CSR0_LFC))
186 ;
187 }
188}
189#else
190#define enable_cpc()
191#define invalidate_cpc()
192#endif /* CONFIG_SYS_FSL_CPC */
193
wdenk9c53f402003-10-15 23:53:47 +0000194/*
195 * Breathe some life into the CPU...
196 *
197 * Set up the memory map
198 * initialize a bunch of registers
199 */
200
Kumar Gala24f86a82009-09-17 01:52:37 -0500201#ifdef CONFIG_FSL_CORENET
202static void corenet_tb_init(void)
203{
204 volatile ccsr_rcpm_t *rcpm =
205 (void *)(CONFIG_SYS_FSL_CORENET_RCPM_ADDR);
206 volatile ccsr_pic_t *pic =
Kim Phillips2ecbfeb2010-08-09 18:39:57 -0500207 (void *)(CONFIG_SYS_MPC8xxx_PIC_ADDR);
Kumar Gala24f86a82009-09-17 01:52:37 -0500208 u32 whoami = in_be32(&pic->whoami);
209
210 /* Enable the timebase register for this core */
211 out_be32(&rcpm->ctbenrl, (1 << whoami));
212}
213#endif
214
wdenk9c53f402003-10-15 23:53:47 +0000215void cpu_init_f (void)
216{
wdenk9c53f402003-10-15 23:53:47 +0000217 extern void m8560_cpm_reset (void);
Stephen George5bbf29c2011-07-20 09:47:26 -0500218#ifdef CONFIG_SYS_DCSRBAR_PHYS
219 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
220#endif
Ruchika Gupta8ca8d822010-12-15 17:02:08 +0000221#if defined(CONFIG_SECURE_BOOT)
222 struct law_entry law;
223#endif
Peter Tyser30103c62008-11-11 10:17:10 -0600224#ifdef CONFIG_MPC8548
225 ccsr_local_ecm_t *ecm = (void *)(CONFIG_SYS_MPC85xx_ECM_ADDR);
226 uint svr = get_svr();
227
228 /*
229 * CPU2 errata workaround: A core hang possible while executing
230 * a msync instruction and a snoopable transaction from an I/O
231 * master tagged to make quick forward progress is present.
232 * Fixed in silicon rev 2.1.
233 */
234 if ((SVR_MAJ(svr) == 1) || ((SVR_MAJ(svr) == 2 && SVR_MIN(svr) == 0x0)))
235 out_be32(&ecm->eebpcr, in_be32(&ecm->eebpcr) | (1 << 16));
236#endif
wdenk9c53f402003-10-15 23:53:47 +0000237
Kumar Gala9772ee72008-01-16 22:38:34 -0600238 disable_tlb(14);
239 disable_tlb(15);
240
Ruchika Gupta8ca8d822010-12-15 17:02:08 +0000241#if defined(CONFIG_SECURE_BOOT)
242 /* Disable the LAW created for NOR flash by the PBI commands */
243 law = find_law(CONFIG_SYS_PBI_FLASH_BASE);
244 if (law.index != -1)
245 disable_law(law.index);
246#endif
247
Jon Loeligerf5ad3782005-07-23 10:37:35 -0500248#ifdef CONFIG_CPM2
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200249 config_8560_ioports((ccsr_cpm_t *)CONFIG_SYS_MPC85xx_CPM_ADDR);
wdenk9c53f402003-10-15 23:53:47 +0000250#endif
251
Becky Bruce0d4cee12010-06-17 11:37:20 -0500252 init_early_memctl_regs();
wdenk9c53f402003-10-15 23:53:47 +0000253
Jon Loeligerf5ad3782005-07-23 10:37:35 -0500254#if defined(CONFIG_CPM2)
wdenk9c53f402003-10-15 23:53:47 +0000255 m8560_cpm_reset();
256#endif
Andy Flemingee0e9172007-08-14 00:14:25 -0500257#ifdef CONFIG_QE
258 /* Config QE ioports */
259 config_qe_ioports();
260#endif
Peter Tysera9af1dc2009-06-30 17:15:47 -0500261#if defined(CONFIG_FSL_DMA)
262 dma_init();
263#endif
Kumar Gala24f86a82009-09-17 01:52:37 -0500264#ifdef CONFIG_FSL_CORENET
265 corenet_tb_init();
266#endif
Kumar Gala42f99182009-11-12 10:26:16 -0600267 init_used_tlb_cams();
Kumar Gala76eef3e2009-03-19 03:40:08 -0500268
269 /* Invalidate the CPC before DDR gets enabled */
270 invalidate_cpc();
Stephen George5bbf29c2011-07-20 09:47:26 -0500271
272 #ifdef CONFIG_SYS_DCSRBAR_PHYS
273 /* set DCSRCR so that DCSR space is 1G */
274 setbits_be32(&gur->dcsrcr, FSL_CORENET_DCSR_SZ_1G);
275 in_be32(&gur->dcsrcr);
276#endif
277
wdenk9c53f402003-10-15 23:53:47 +0000278}
279
Kumar Galaa38a9ce2010-12-15 03:50:47 -0600280/* Implement a dummy function for those platforms w/o SERDES */
281static void __fsl_serdes__init(void)
282{
283 return ;
284}
285__attribute__((weak, alias("__fsl_serdes__init"))) void fsl_serdes_init(void);
Jon Loeliger77a4f6e2005-07-25 14:05:07 -0500286
York Sunc3d87b12012-10-08 07:44:08 +0000287#ifdef CONFIG_SYS_FSL_QORIQ_CHASSIS2
288int enable_cluster_l2(void)
289{
290 int i = 0;
291 u32 cluster;
292 ccsr_gur_t *gur = (void __iomem *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
293 struct ccsr_cluster_l2 __iomem *l2cache;
294
295 cluster = in_be32(&gur->tp_cluster[i].lower);
296 if (cluster & TP_CLUSTER_EOC)
297 return 0;
298
299 /* The first cache has already been set up, so skip it */
300 i++;
301
302 /* Look through the remaining clusters, and set up their caches */
303 do {
Prabhakar Kushwahaccf0e682012-12-23 19:25:18 +0000304 int j, cluster_valid = 0;
305
York Sunc3d87b12012-10-08 07:44:08 +0000306 l2cache = (void __iomem *)(CONFIG_SYS_FSL_CLUSTER_1_L2 + i * 0x40000);
Prabhakar Kushwahaccf0e682012-12-23 19:25:18 +0000307
York Sunc3d87b12012-10-08 07:44:08 +0000308 cluster = in_be32(&gur->tp_cluster[i].lower);
309
Prabhakar Kushwahaccf0e682012-12-23 19:25:18 +0000310 /* check that at least one core/accel is enabled in cluster */
311 for (j = 0; j < 4; j++) {
312 u32 idx = (cluster >> (j*8)) & TP_CLUSTER_INIT_MASK;
313 u32 type = in_be32(&gur->tp_ityp[idx]);
York Sunc3d87b12012-10-08 07:44:08 +0000314
Prabhakar Kushwahaccf0e682012-12-23 19:25:18 +0000315 if (type & TP_ITYP_AV)
316 cluster_valid = 1;
317 }
318
319 if (cluster_valid) {
320 /* set stash ID to (cluster) * 2 + 32 + 1 */
321 clrsetbits_be32(&l2cache->l2csr1, 0xff, 32 + i * 2 + 1);
322
323 printf("enable l2 for cluster %d %p\n", i, l2cache);
York Sunc3d87b12012-10-08 07:44:08 +0000324
Prabhakar Kushwahaccf0e682012-12-23 19:25:18 +0000325 out_be32(&l2cache->l2csr0, L2CSR0_L2FI|L2CSR0_L2LFC);
326 while ((in_be32(&l2cache->l2csr0)
327 & (L2CSR0_L2FI|L2CSR0_L2LFC)) != 0)
328 ;
James Yang284ce502013-03-25 07:40:03 +0000329 out_be32(&l2cache->l2csr0, L2CSR0_L2E|L2CSR0_L2PE|L2CSR0_L2REP_MODE);
Prabhakar Kushwahaccf0e682012-12-23 19:25:18 +0000330 }
York Sunc3d87b12012-10-08 07:44:08 +0000331 i++;
332 } while (!(cluster & TP_CLUSTER_EOC));
333
334 return 0;
335}
336#endif
337
wdenk9c53f402003-10-15 23:53:47 +0000338/*
Jon Loeliger77a4f6e2005-07-25 14:05:07 -0500339 * Initialize L2 as cache.
340 *
341 * The newer 8548, etc, parts have twice as much cache, but
342 * use the same bit-encoding as the older 8555, etc, parts.
343 *
wdenk9c53f402003-10-15 23:53:47 +0000344 */
Jon Loeliger77a4f6e2005-07-25 14:05:07 -0500345int cpu_init_r(void)
wdenk9c53f402003-10-15 23:53:47 +0000346{
Timur Tabid7acf5c2011-11-21 17:10:23 -0600347 __maybe_unused u32 svr = get_svr();
Lan Chunhee0ef7322010-04-21 07:40:50 -0500348#ifdef CONFIG_SYS_LBC_LCRR
York Sunc3d87b12012-10-08 07:44:08 +0000349 fsl_lbc_t *lbc = (void __iomem *)LBC_BASE_ADDR;
350#endif
351#ifdef CONFIG_L2_CACHE
352 ccsr_l2cache_t *l2cache = (void __iomem *)CONFIG_SYS_MPC85xx_L2_ADDR;
353#elif defined(CONFIG_SYS_FSL_QORIQ_CHASSIS2)
354 struct ccsr_cluster_l2 * l2cache = (void __iomem *)CONFIG_SYS_FSL_CLUSTER_1_L2;
Lan Chunhee0ef7322010-04-21 07:40:50 -0500355#endif
York Sun8589d1f2012-11-08 12:33:39 +0000356#if defined(CONFIG_PPC_SPINTABLE_COMPATIBLE) && defined(CONFIG_MP)
York Sunf066a042012-10-28 08:12:54 +0000357 extern int spin_table_compat;
358 const char *spin;
359#endif
Shengzhou Liu097be702013-08-15 09:31:47 +0800360#ifdef CONFIG_SYS_FSL_ERRATUM_SEC_A003571
361 ccsr_sec_t __iomem *sec = (void *)CONFIG_SYS_FSL_SEC_ADDR;
362#endif
York Sun9ed88112012-05-07 07:26:47 +0000363#if defined(CONFIG_SYS_P4080_ERRATUM_CPU22) || \
364 defined(CONFIG_SYS_FSL_ERRATUM_NMG_CPU_A011)
365 /*
York Sun53155532012-08-08 18:04:53 +0000366 * CPU22 and NMG_CPU_A011 share the same workaround.
York Sun9ed88112012-05-07 07:26:47 +0000367 * CPU22 applies to P4080 rev 1.0, 2.0, fixed in 3.0
368 * NMG_CPU_A011 applies to P4080 rev 1.0, 2.0, fixed in 3.0
York Sun53155532012-08-08 18:04:53 +0000369 * also applies to P3041 rev 1.0, 1.1, P2041 rev 1.0, 1.1, both
370 * fixed in 2.0. NMG_CPU_A011 is activated by default and can
371 * be disabled by hwconfig with syntax:
372 *
373 * fsl_cpu_a011:disable
York Sun9ed88112012-05-07 07:26:47 +0000374 */
York Sun53155532012-08-08 18:04:53 +0000375 extern int enable_cpu_a011_workaround;
376#ifdef CONFIG_SYS_P4080_ERRATUM_CPU22
377 enable_cpu_a011_workaround = (SVR_MAJ(svr) < 3);
378#else
379 char buffer[HWCONFIG_BUFFER_SIZE];
380 char *buf = NULL;
381 int n, res;
382
383 n = getenv_f("hwconfig", buffer, sizeof(buffer));
384 if (n > 0)
385 buf = buffer;
386
387 res = hwconfig_arg_cmp_f("fsl_cpu_a011", "disable", buf);
388 if (res > 0)
389 enable_cpu_a011_workaround = 0;
390 else {
391 if (n >= HWCONFIG_BUFFER_SIZE) {
392 printf("fsl_cpu_a011 was not found. hwconfig variable "
393 "may be too long\n");
394 }
395 enable_cpu_a011_workaround =
396 (SVR_SOC_VER(svr) == SVR_P4080 && SVR_MAJ(svr) < 3) ||
397 (SVR_SOC_VER(svr) != SVR_P4080 && SVR_MAJ(svr) < 2);
398 }
399#endif
400 if (enable_cpu_a011_workaround) {
York Sund755c832012-05-07 07:26:45 +0000401 flush_dcache();
402 mtspr(L1CSR2, (mfspr(L1CSR2) | L1CSR2_DCWS));
403 sync();
404 }
Kumar Gala6b245b92010-05-05 22:35:27 -0500405#endif
York Suncca41c52013-06-25 11:37:49 -0700406#ifdef CONFIG_SYS_FSL_ERRATUM_A005812
407 /*
408 * A-005812 workaround sets bit 32 of SPR 976 for SoCs running
409 * in write shadow mode. Checking DCWS before setting SPR 976.
410 */
411 if (mfspr(L1CSR2) & L1CSR2_DCWS)
412 mtspr(SPRN_HDBCR0, (mfspr(SPRN_HDBCR0) | 0x80000000));
413#endif
Kumar Gala6b245b92010-05-05 22:35:27 -0500414
York Sun8589d1f2012-11-08 12:33:39 +0000415#if defined(CONFIG_PPC_SPINTABLE_COMPATIBLE) && defined(CONFIG_MP)
York Sunf066a042012-10-28 08:12:54 +0000416 spin = getenv("spin_table_compat");
417 if (spin && (*spin == 'n'))
418 spin_table_compat = 0;
419 else
420 spin_table_compat = 1;
421#endif
422
Wolfgang Grandegger09cb1202008-06-05 13:11:59 +0200423 puts ("L2: ");
424
wdenk9c53f402003-10-15 23:53:47 +0000425#if defined(CONFIG_L2_CACHE)
Jon Loeliger77a4f6e2005-07-25 14:05:07 -0500426 volatile uint cache_ctl;
Timur Tabid7acf5c2011-11-21 17:10:23 -0600427 uint ver;
Kumar Gala20119972008-07-14 14:07:00 -0500428 u32 l2siz_field;
Jon Loeliger77a4f6e2005-07-25 14:05:07 -0500429
Kumar Gala1f109fd2008-04-08 10:45:50 -0500430 ver = SVR_SOC_VER(svr);
wdenk9c53f402003-10-15 23:53:47 +0000431
432 asm("msync;isync");
Jon Loeliger77a4f6e2005-07-25 14:05:07 -0500433 cache_ctl = l2cache->l2ctl;
Mingkai Hu0255cd72009-09-11 14:19:10 +0800434
435#if defined(CONFIG_SYS_RAMBOOT) && defined(CONFIG_SYS_INIT_L2_ADDR)
436 if (cache_ctl & MPC85xx_L2CTL_L2E) {
437 /* Clear L2 SRAM memory-mapped base address */
438 out_be32(&l2cache->l2srbar0, 0x0);
439 out_be32(&l2cache->l2srbar1, 0x0);
440
441 /* set MBECCDIS=0, SBECCDIS=0 */
442 clrbits_be32(&l2cache->l2errdis,
443 (MPC85xx_L2ERRDIS_MBECC |
444 MPC85xx_L2ERRDIS_SBECC));
445
446 /* set L2E=0, L2SRAM=0 */
447 clrbits_be32(&l2cache->l2ctl,
448 (MPC85xx_L2CTL_L2E |
449 MPC85xx_L2CTL_L2SRAM_ENTIRE));
450 }
451#endif
452
Kumar Gala20119972008-07-14 14:07:00 -0500453 l2siz_field = (cache_ctl >> 28) & 0x3;
Jon Loeliger77a4f6e2005-07-25 14:05:07 -0500454
Kumar Gala20119972008-07-14 14:07:00 -0500455 switch (l2siz_field) {
456 case 0x0:
457 printf(" unknown size (0x%08x)\n", cache_ctl);
458 return -1;
459 break;
460 case 0x1:
461 if (ver == SVR_8540 || ver == SVR_8560 ||
York Sun8cb65482012-07-06 17:10:33 -0500462 ver == SVR_8541 || ver == SVR_8555) {
Shruti Kanetkar81159362013-08-15 11:25:38 -0500463 puts("128 KiB ");
464 /* set L2E=1, L2I=1, & L2BLKSZ=1 (128 KiBibyte) */
Kumar Gala20119972008-07-14 14:07:00 -0500465 cache_ctl = 0xc4000000;
Jon Loeliger77a4f6e2005-07-25 14:05:07 -0500466 } else {
Shruti Kanetkar81159362013-08-15 11:25:38 -0500467 puts("256 KiB ");
Kumar Gala20119972008-07-14 14:07:00 -0500468 cache_ctl = 0xc0000000; /* set L2E=1, L2I=1, & L2SRAM=0 */
469 }
470 break;
471 case 0x2:
472 if (ver == SVR_8540 || ver == SVR_8560 ||
York Sun8cb65482012-07-06 17:10:33 -0500473 ver == SVR_8541 || ver == SVR_8555) {
Shruti Kanetkar81159362013-08-15 11:25:38 -0500474 puts("256 KiB ");
475 /* set L2E=1, L2I=1, & L2BLKSZ=2 (256 KiBibyte) */
Ed Swarthoutdd93d8f2007-07-27 01:50:47 -0500476 cache_ctl = 0xc8000000;
Kumar Gala20119972008-07-14 14:07:00 -0500477 } else {
Shruti Kanetkar81159362013-08-15 11:25:38 -0500478 puts("512 KiB ");
Kumar Gala20119972008-07-14 14:07:00 -0500479 /* set L2E=1, L2I=1, & L2SRAM=0 */
480 cache_ctl = 0xc0000000;
Jon Loeliger77a4f6e2005-07-25 14:05:07 -0500481 }
Jon Loeliger4fc25e42005-07-25 10:58:39 -0500482 break;
Kumar Gala20119972008-07-14 14:07:00 -0500483 case 0x3:
Shruti Kanetkar81159362013-08-15 11:25:38 -0500484 puts("1024 KiB ");
Kumar Gala20119972008-07-14 14:07:00 -0500485 /* set L2E=1, L2I=1, & L2SRAM=0 */
486 cache_ctl = 0xc0000000;
Ed Swarthoutdd93d8f2007-07-27 01:50:47 -0500487 break;
Jon Loeliger4fc25e42005-07-25 10:58:39 -0500488 }
489
Mingkai Hud2088e02009-08-18 15:37:15 +0800490 if (l2cache->l2ctl & MPC85xx_L2CTL_L2E) {
Wolfgang Grandegger09cb1202008-06-05 13:11:59 +0200491 puts("already enabled");
Haiying Wang05beab72010-12-01 10:35:30 -0500492#if defined(CONFIG_SYS_INIT_L2_ADDR) && defined(CONFIG_SYS_FLASH_BASE)
Kumar Gala1882fab2011-11-09 09:56:41 -0600493 u32 l2srbar = l2cache->l2srbar0;
Mingkai Hud2088e02009-08-18 15:37:15 +0800494 if (l2cache->l2ctl & MPC85xx_L2CTL_L2SRAM_ENTIRE
495 && l2srbar >= CONFIG_SYS_FLASH_BASE) {
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200496 l2srbar = CONFIG_SYS_INIT_L2_ADDR;
Ed Swarthoutdd93d8f2007-07-27 01:50:47 -0500497 l2cache->l2srbar0 = l2srbar;
Scott Wood55f9f3a2012-10-29 19:00:41 -0500498 printf(", moving to 0x%08x", CONFIG_SYS_INIT_L2_ADDR);
Ed Swarthoutdd93d8f2007-07-27 01:50:47 -0500499 }
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200500#endif /* CONFIG_SYS_INIT_L2_ADDR */
Ed Swarthoutdd93d8f2007-07-27 01:50:47 -0500501 puts("\n");
502 } else {
503 asm("msync;isync");
504 l2cache->l2ctl = cache_ctl; /* invalidate & enable */
505 asm("msync;isync");
Wolfgang Grandegger09cb1202008-06-05 13:11:59 +0200506 puts("enabled\n");
Ed Swarthoutdd93d8f2007-07-27 01:50:47 -0500507 }
Kumar Galae56f2c52009-03-19 09:16:10 -0500508#elif defined(CONFIG_BACKSIDE_L2_CACHE)
York Sun8cb65482012-07-06 17:10:33 -0500509 if (SVR_SOC_VER(svr) == SVR_P2040) {
Kumar Galae08c6d82011-07-21 00:20:21 -0500510 puts("N/A\n");
511 goto skip_l2;
512 }
513
Kumar Galae56f2c52009-03-19 09:16:10 -0500514 u32 l2cfg0 = mfspr(SPRN_L2CFG0);
515
516 /* invalidate the L2 cache */
Kumar Galab6a40902009-09-22 15:45:44 -0500517 mtspr(SPRN_L2CSR0, (L2CSR0_L2FI|L2CSR0_L2LFC));
518 while (mfspr(SPRN_L2CSR0) & (L2CSR0_L2FI|L2CSR0_L2LFC))
Kumar Galae56f2c52009-03-19 09:16:10 -0500519 ;
520
Kumar Gala8d2817c2009-03-19 02:53:01 -0500521#ifdef CONFIG_SYS_CACHE_STASHING
522 /* set stash id to (coreID) * 2 + 32 + L2 (1) */
523 mtspr(SPRN_L2CSR1, (32 + 1));
524#endif
525
Kumar Galae56f2c52009-03-19 09:16:10 -0500526 /* enable the cache */
527 mtspr(SPRN_L2CSR0, CONFIG_SYS_INIT_L2CSR0);
528
Dave Liu17218192009-10-22 00:10:23 -0500529 if (CONFIG_SYS_INIT_L2CSR0 & L2CSR0_L2E) {
530 while (!(mfspr(SPRN_L2CSR0) & L2CSR0_L2E))
531 ;
Shruti Kanetkar3adfb912013-08-15 11:25:37 -0500532 print_size((l2cfg0 & 0x3fff) * 64 * 1024, " enabled\n");
Dave Liu17218192009-10-22 00:10:23 -0500533 }
Kumar Galae08c6d82011-07-21 00:20:21 -0500534
535skip_l2:
York Sunc3d87b12012-10-08 07:44:08 +0000536#elif defined(CONFIG_SYS_FSL_QORIQ_CHASSIS2)
537 if (l2cache->l2csr0 & L2CSR0_L2E)
Shruti Kanetkar3adfb912013-08-15 11:25:37 -0500538 print_size((l2cache->l2cfg0 & 0x3fff) * 64 * 1024,
539 " enabled\n");
York Sunc3d87b12012-10-08 07:44:08 +0000540
541 enable_cluster_l2();
wdenk9c53f402003-10-15 23:53:47 +0000542#else
Wolfgang Grandegger09cb1202008-06-05 13:11:59 +0200543 puts("disabled\n");
wdenk9c53f402003-10-15 23:53:47 +0000544#endif
Kumar Gala76eef3e2009-03-19 03:40:08 -0500545
546 enable_cpc();
547
York Sun972cc402013-06-25 11:37:41 -0700548#ifndef CONFIG_SYS_FSL_NO_SERDES
Kumar Gala86853d42010-05-22 13:21:39 -0500549 /* needs to be in ram since code uses global static vars */
550 fsl_serdes_init();
York Sun972cc402013-06-25 11:37:41 -0700551#endif
Kumar Gala86853d42010-05-22 13:21:39 -0500552
Shengzhou Liu097be702013-08-15 09:31:47 +0800553#ifdef CONFIG_SYS_FSL_ERRATUM_SEC_A003571
554#define MCFGR_AXIPIPE 0x000000f0
555 if (IS_SVR_REV(svr, 1, 0))
556 clrbits_be32(&sec->mcfgr, MCFGR_AXIPIPE);
557#endif
558
Shengzhou Liu95bd8e52013-01-23 19:56:23 +0000559#ifdef CONFIG_SYS_FSL_ERRATUM_A005871
560 if (IS_SVR_REV(svr, 1, 0)) {
561 int i;
562 __be32 *p = (void __iomem *)CONFIG_SYS_DCSRBAR + 0xb004c;
563
564 for (i = 0; i < 12; i++) {
565 p += i + (i > 5 ? 11 : 0);
566 out_be32(p, 0x2);
567 }
568 p = (void __iomem *)CONFIG_SYS_DCSRBAR + 0xb0108;
569 out_be32(p, 0x34);
570 }
571#endif
572
Kumar Gala8975d7a2010-12-30 12:09:53 -0600573#ifdef CONFIG_SYS_SRIO
574 srio_init();
Liu Gang27afb9c2013-05-07 16:30:46 +0800575#ifdef CONFIG_SRIO_PCIE_BOOT_MASTER
Liu Gangd7b17a92012-08-09 05:09:59 +0000576 char *s = getenv("bootmaster");
577 if (s) {
578 if (!strcmp(s, "SRIO1")) {
579 srio_boot_master(1);
580 srio_boot_master_release_slave(1);
581 }
582 if (!strcmp(s, "SRIO2")) {
583 srio_boot_master(2);
584 srio_boot_master_release_slave(2);
585 }
586 }
Liu Gang4cc85322012-03-08 00:33:17 +0000587#endif
Kumar Gala8975d7a2010-12-30 12:09:53 -0600588#endif
589
Kumar Gala36d6b3f2008-01-17 16:48:33 -0600590#if defined(CONFIG_MP)
591 setup_mp();
592#endif
Lan Chunhee0ef7322010-04-21 07:40:50 -0500593
Zang Roy-R6191183659922012-09-18 09:50:08 +0000594#ifdef CONFIG_SYS_FSL_ERRATUM_ESDHC13
Roy Zangc65dc4d2011-01-07 00:24:27 -0600595 {
Zang Roy-R6191183659922012-09-18 09:50:08 +0000596 if (SVR_MAJ(svr) < 3) {
597 void *p;
598 p = (void *)CONFIG_SYS_DCSRBAR + 0x20520;
599 setbits_be32(p, 1 << (31 - 14));
600 }
Roy Zangc65dc4d2011-01-07 00:24:27 -0600601 }
602#endif
603
Lan Chunhee0ef7322010-04-21 07:40:50 -0500604#ifdef CONFIG_SYS_LBC_LCRR
605 /*
606 * Modify the CLKDIV field of LCRR register to improve the writing
607 * speed for NOR flash.
608 */
609 clrsetbits_be32(&lbc->lcrr, LCRR_CLKDIV, CONFIG_SYS_LBC_LCRR);
610 __raw_readl(&lbc->lcrr);
611 isync();
Kumar Galaf3339d62011-10-03 08:37:57 -0500612#ifdef CONFIG_SYS_FSL_ERRATUM_NMG_LBC103
613 udelay(100);
614#endif
Lan Chunhee0ef7322010-04-21 07:40:50 -0500615#endif
616
Roy Zang6d6a0e12011-04-13 00:08:51 -0500617#ifdef CONFIG_SYS_FSL_USB1_PHY_ENABLE
618 {
ramneek mehreshc65e8822013-08-05 16:00:16 +0530619 struct ccsr_usb_phy __iomem *usb_phy1 =
Roy Zang6d6a0e12011-04-13 00:08:51 -0500620 (void *)CONFIG_SYS_MPC85xx_USB1_PHY_ADDR;
621 out_be32(&usb_phy1->usb_enable_override,
622 CONFIG_SYS_FSL_USB_ENABLE_OVERRIDE);
623 }
624#endif
625#ifdef CONFIG_SYS_FSL_USB2_PHY_ENABLE
626 {
ramneek mehreshc65e8822013-08-05 16:00:16 +0530627 struct ccsr_usb_phy __iomem *usb_phy2 =
Roy Zang6d6a0e12011-04-13 00:08:51 -0500628 (void *)CONFIG_SYS_MPC85xx_USB2_PHY_ADDR;
629 out_be32(&usb_phy2->usb_enable_override,
630 CONFIG_SYS_FSL_USB_ENABLE_OVERRIDE);
631 }
632#endif
633
Xuleicf4f4932013-03-11 17:56:34 +0000634#ifdef CONFIG_SYS_FSL_ERRATUM_USB14
635 /* On P204x/P304x/P50x0 Rev1.0, USB transmit will result internal
636 * multi-bit ECC errors which has impact on performance, so software
637 * should disable all ECC reporting from USB1 and USB2.
638 */
639 if (IS_SVR_REV(get_svr(), 1, 0)) {
640 struct dcsr_dcfg_regs *dcfg = (struct dcsr_dcfg_regs *)
641 (CONFIG_SYS_DCSRBAR + CONFIG_SYS_DCSR_DCFG_OFFSET);
642 setbits_be32(&dcfg->ecccr1,
643 (DCSR_DCFG_ECC_DISABLE_USB1 |
644 DCSR_DCFG_ECC_DISABLE_USB2));
645 }
646#endif
647
Roy Zang59a539a2013-03-25 07:39:33 +0000648#if defined(CONFIG_SYS_FSL_USB_DUAL_PHY_ENABLE)
ramneek mehreshc65e8822013-08-05 16:00:16 +0530649 struct ccsr_usb_phy __iomem *usb_phy =
Roy Zang59a539a2013-03-25 07:39:33 +0000650 (void *)CONFIG_SYS_MPC85xx_USB1_PHY_ADDR;
651 setbits_be32(&usb_phy->pllprg[1],
652 CONFIG_SYS_FSL_USB_PLLPRG2_PHY2_CLK_EN |
653 CONFIG_SYS_FSL_USB_PLLPRG2_PHY1_CLK_EN |
654 CONFIG_SYS_FSL_USB_PLLPRG2_MFI |
655 CONFIG_SYS_FSL_USB_PLLPRG2_PLL_EN);
656 setbits_be32(&usb_phy->port1.ctrl,
657 CONFIG_SYS_FSL_USB_CTRL_PHY_EN);
658 setbits_be32(&usb_phy->port1.drvvbuscfg,
659 CONFIG_SYS_FSL_USB_DRVVBUS_CR_EN);
660 setbits_be32(&usb_phy->port1.pwrfltcfg,
661 CONFIG_SYS_FSL_USB_PWRFLT_CR_EN);
662 setbits_be32(&usb_phy->port2.ctrl,
663 CONFIG_SYS_FSL_USB_CTRL_PHY_EN);
664 setbits_be32(&usb_phy->port2.drvvbuscfg,
665 CONFIG_SYS_FSL_USB_DRVVBUS_CR_EN);
666 setbits_be32(&usb_phy->port2.pwrfltcfg,
667 CONFIG_SYS_FSL_USB_PWRFLT_CR_EN);
668#endif
669
Kumar Gala2683c532011-04-13 08:37:44 -0500670#ifdef CONFIG_FMAN_ENET
671 fman_enet_init();
672#endif
673
Timur Tabid7acf5c2011-11-21 17:10:23 -0600674#if defined(CONFIG_FSL_SATA_V2) && defined(CONFIG_FSL_SATA_ERRATUM_A001)
675 /*
676 * For P1022/1013 Rev1.0 silicon, after power on SATA host
677 * controller is configured in legacy mode instead of the
678 * expected enterprise mode. Software needs to clear bit[28]
679 * of HControl register to change to enterprise mode from
680 * legacy mode. We assume that the controller is offline.
681 */
682 if (IS_SVR_REV(svr, 1, 0) &&
683 ((SVR_SOC_VER(svr) == SVR_P1022) ||
York Sun8cb65482012-07-06 17:10:33 -0500684 (SVR_SOC_VER(svr) == SVR_P1013))) {
Timur Tabid7acf5c2011-11-21 17:10:23 -0600685 fsl_sata_reg_t *reg;
686
687 /* first SATA controller */
688 reg = (void *)CONFIG_SYS_MPC85xx_SATA1_ADDR;
689 clrbits_le32(&reg->hcontrol, HCONTROL_ENTERPRISE_EN);
690
691 /* second SATA controller */
692 reg = (void *)CONFIG_SYS_MPC85xx_SATA2_ADDR;
693 clrbits_le32(&reg->hcontrol, HCONTROL_ENTERPRISE_EN);
694 }
695#endif
696
697
wdenk9c53f402003-10-15 23:53:47 +0000698 return 0;
699}
Kumar Galac24a9052009-08-14 13:37:54 -0500700
701extern void setup_ivors(void);
702
703void arch_preboot_os(void)
704{
Kumar Gala9faa23a2009-09-11 15:28:41 -0500705 u32 msr;
706
707 /*
708 * We are changing interrupt offsets and are about to boot the OS so
709 * we need to make sure we disable all async interrupts. EE is already
710 * disabled by the time we get called.
711 */
712 msr = mfmsr();
Prabhakar Kushwaha8f3e8922012-04-29 23:56:30 +0000713 msr &= ~(MSR_ME|MSR_CE);
Kumar Gala9faa23a2009-09-11 15:28:41 -0500714 mtmsr(msr);
715
Kumar Galac24a9052009-08-14 13:37:54 -0500716 setup_ivors();
717}
Kumar Galaeb453df2010-04-20 10:21:25 -0500718
719#if defined(CONFIG_CMD_SATA) && defined(CONFIG_FSL_SATA)
720int sata_initialize(void)
721{
722 if (is_serdes_configured(SATA1) || is_serdes_configured(SATA2))
723 return __sata_initialize();
724
725 return 1;
726}
727#endif
Kumar Gala2ef216b2011-02-02 11:23:50 -0600728
729void cpu_secondary_init_r(void)
730{
731#ifdef CONFIG_QE
732 uint qe_base = CONFIG_SYS_IMMR + 0x00080000; /* QE immr base */
Timur Tabi275f4bb2011-11-22 09:21:25 -0600733#ifdef CONFIG_SYS_QE_FMAN_FW_IN_NAND
Haiying Wangc0938d62011-02-07 16:14:15 -0500734 int ret;
Timur Tabi275f4bb2011-11-22 09:21:25 -0600735 size_t fw_length = CONFIG_SYS_QE_FMAN_FW_LENGTH;
Haiying Wangc0938d62011-02-07 16:14:15 -0500736
737 /* load QE firmware from NAND flash to DDR first */
Timur Tabi275f4bb2011-11-22 09:21:25 -0600738 ret = nand_read(&nand_info[0], (loff_t)CONFIG_SYS_QE_FMAN_FW_IN_NAND,
739 &fw_length, (u_char *)CONFIG_SYS_QE_FMAN_FW_ADDR);
Haiying Wangc0938d62011-02-07 16:14:15 -0500740
741 if (ret && ret == -EUCLEAN) {
742 printf ("NAND read for QE firmware at offset %x failed %d\n",
Timur Tabi275f4bb2011-11-22 09:21:25 -0600743 CONFIG_SYS_QE_FMAN_FW_IN_NAND, ret);
Haiying Wangc0938d62011-02-07 16:14:15 -0500744 }
745#endif
Kumar Gala2ef216b2011-02-02 11:23:50 -0600746 qe_init(qe_base);
747 qe_reset();
748#endif
749}