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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>
York Sunb1954252013-09-16 12:49:31 -070022#include <asm/fsl_errata.h>
Kumar Gala95fd2f62008-01-16 01:13:58 -060023#include <asm/fsl_law.h>
Kumar Galaeb453df2010-04-20 10:21:25 -050024#include <asm/fsl_serdes.h>
Liu Gang4cc85322012-03-08 00:33:17 +000025#include <asm/fsl_srio.h>
ramneek mehreshc65e8822013-08-05 16:00:16 +053026#include <fsl_usb.h>
York Sun53155532012-08-08 18:04:53 +000027#include <hwconfig.h>
Timur Tabid7acf5c2011-11-21 17:10:23 -060028#include <linux/compiler.h>
Kumar Gala36d6b3f2008-01-17 16:48:33 -060029#include "mp.h"
Timur Tabi275f4bb2011-11-22 09:21:25 -060030#ifdef CONFIG_SYS_QE_FMAN_FW_IN_NAND
Haiying Wangc0938d62011-02-07 16:14:15 -050031#include <nand.h>
32#include <errno.h>
33#endif
wdenk9c53f402003-10-15 23:53:47 +000034
Timur Tabid7acf5c2011-11-21 17:10:23 -060035#include "../../../../drivers/block/fsl_sata.h"
36
Wolfgang Denk6405a152006-03-31 18:32:53 +020037DECLARE_GLOBAL_DATA_PTR;
38
Andy Flemingee0e9172007-08-14 00:14:25 -050039#ifdef CONFIG_QE
40extern qe_iop_conf_t qe_iop_conf_tab[];
41extern void qe_config_iopin(u8 port, u8 pin, int dir,
42 int open_drain, int assign);
43extern void qe_init(uint qe_base);
44extern void qe_reset(void);
45
46static void config_qe_ioports(void)
47{
48 u8 port, pin;
49 int dir, open_drain, assign;
50 int i;
51
52 for (i = 0; qe_iop_conf_tab[i].assign != QE_IOP_TAB_END; i++) {
53 port = qe_iop_conf_tab[i].port;
54 pin = qe_iop_conf_tab[i].pin;
55 dir = qe_iop_conf_tab[i].dir;
56 open_drain = qe_iop_conf_tab[i].open_drain;
57 assign = qe_iop_conf_tab[i].assign;
58 qe_config_iopin(port, pin, dir, open_drain, assign);
59 }
60}
61#endif
Matthew McClintock148e26a2006-06-28 10:43:36 -050062
Jon Loeligerf5ad3782005-07-23 10:37:35 -050063#ifdef CONFIG_CPM2
Kumar Galacd113a02007-11-28 00:36:33 -060064void config_8560_ioports (volatile ccsr_cpm_t * cpm)
wdenk9c53f402003-10-15 23:53:47 +000065{
66 int portnum;
67
68 for (portnum = 0; portnum < 4; portnum++) {
69 uint pmsk = 0,
70 ppar = 0,
71 psor = 0,
72 pdir = 0,
73 podr = 0,
74 pdat = 0;
75 iop_conf_t *iopc = (iop_conf_t *) & iop_conf_tab[portnum][0];
76 iop_conf_t *eiopc = iopc + 32;
77 uint msk = 1;
78
79 /*
80 * NOTE:
81 * index 0 refers to pin 31,
82 * index 31 refers to pin 0
83 */
84 while (iopc < eiopc) {
85 if (iopc->conf) {
86 pmsk |= msk;
87 if (iopc->ppar)
88 ppar |= msk;
89 if (iopc->psor)
90 psor |= msk;
91 if (iopc->pdir)
92 pdir |= msk;
93 if (iopc->podr)
94 podr |= msk;
95 if (iopc->pdat)
96 pdat |= msk;
97 }
98
99 msk <<= 1;
100 iopc++;
101 }
102
103 if (pmsk != 0) {
Kumar Galacd113a02007-11-28 00:36:33 -0600104 volatile ioport_t *iop = ioport_addr (cpm, portnum);
wdenk9c53f402003-10-15 23:53:47 +0000105 uint tpmsk = ~pmsk;
106
107 /*
108 * the (somewhat confused) paragraph at the
109 * bottom of page 35-5 warns that there might
110 * be "unknown behaviour" when programming
111 * PSORx and PDIRx, if PPARx = 1, so I
112 * decided this meant I had to disable the
113 * dedicated function first, and enable it
114 * last.
115 */
116 iop->ppar &= tpmsk;
117 iop->psor = (iop->psor & tpmsk) | psor;
118 iop->podr = (iop->podr & tpmsk) | podr;
119 iop->pdat = (iop->pdat & tpmsk) | pdat;
120 iop->pdir = (iop->pdir & tpmsk) | pdir;
121 iop->ppar |= ppar;
122 }
123 }
124}
125#endif
126
Kumar Gala76eef3e2009-03-19 03:40:08 -0500127#ifdef CONFIG_SYS_FSL_CPC
128static void enable_cpc(void)
129{
130 int i;
131 u32 size = 0;
132
133 cpc_corenet_t *cpc = (cpc_corenet_t *)CONFIG_SYS_FSL_CPC_ADDR;
134
135 for (i = 0; i < CONFIG_SYS_NUM_CPC; i++, cpc++) {
136 u32 cpccfg0 = in_be32(&cpc->cpccfg0);
137 size += CPC_CFG0_SZ_K(cpccfg0);
Shaohui Xie25a2b392011-03-16 10:10:32 +0800138#ifdef CONFIG_RAMBOOT_PBL
139 if (in_be32(&cpc->cpcsrcr0) & CPC_SRCR0_SRAMEN) {
140 /* find and disable LAW of SRAM */
141 struct law_entry law = find_law(CONFIG_SYS_INIT_L3_ADDR);
142
143 if (law.index == -1) {
144 printf("\nFatal error happened\n");
145 return;
146 }
147 disable_law(law.index);
148
149 clrbits_be32(&cpc->cpchdbcr0, CPC_HDBCR0_CDQ_SPEC_DIS);
150 out_be32(&cpc->cpccsr0, 0);
151 out_be32(&cpc->cpcsrcr0, 0);
152 }
153#endif
Kumar Gala76eef3e2009-03-19 03:40:08 -0500154
Kumar Gala9780b592011-01-13 01:54:01 -0600155#ifdef CONFIG_SYS_FSL_ERRATUM_CPC_A002
156 setbits_be32(&cpc->cpchdbcr0, CPC_HDBCR0_TAG_ECC_SCRUB_DIS);
157#endif
Kumar Gala887c0e12011-01-13 01:56:18 -0600158#ifdef CONFIG_SYS_FSL_ERRATUM_CPC_A003
159 setbits_be32(&cpc->cpchdbcr0, CPC_HDBCR0_DATA_ECC_SCRUB_DIS);
160#endif
Scott Wood3f4a5c42013-05-15 17:50:13 -0500161#ifdef CONFIG_SYS_FSL_ERRATUM_A006593
162 setbits_be32(&cpc->cpchdbcr0, 1 << (31 - 21));
163#endif
York Sunb1954252013-09-16 12:49:31 -0700164#ifdef CONFIG_SYS_FSL_ERRATUM_A006379
165 if (has_erratum_a006379()) {
166 setbits_be32(&cpc->cpchdbcr0,
167 CPC_HDBCR0_SPLRU_LEVEL_EN);
168 }
169#endif
Kumar Gala9780b592011-01-13 01:54:01 -0600170
Kumar Gala76eef3e2009-03-19 03:40:08 -0500171 out_be32(&cpc->cpccsr0, CPC_CSR0_CE | CPC_CSR0_PE);
172 /* Read back to sync write */
173 in_be32(&cpc->cpccsr0);
174
175 }
176
Shruti Kanetkar3adfb912013-08-15 11:25:37 -0500177 puts("Corenet Platform Cache: ");
178 print_size(size * 1024, " enabled\n");
Kumar Gala76eef3e2009-03-19 03:40:08 -0500179}
180
Kim Phillips402673f2012-10-29 13:34:38 +0000181static void invalidate_cpc(void)
Kumar Gala76eef3e2009-03-19 03:40:08 -0500182{
183 int i;
184 cpc_corenet_t *cpc = (cpc_corenet_t *)CONFIG_SYS_FSL_CPC_ADDR;
185
186 for (i = 0; i < CONFIG_SYS_NUM_CPC; i++, cpc++) {
Shaohui Xie25a2b392011-03-16 10:10:32 +0800187 /* skip CPC when it used as all SRAM */
188 if (in_be32(&cpc->cpcsrcr0) & CPC_SRCR0_SRAMEN)
189 continue;
Kumar Gala76eef3e2009-03-19 03:40:08 -0500190 /* Flash invalidate the CPC and clear all the locks */
191 out_be32(&cpc->cpccsr0, CPC_CSR0_FI | CPC_CSR0_LFC);
192 while (in_be32(&cpc->cpccsr0) & (CPC_CSR0_FI | CPC_CSR0_LFC))
193 ;
194 }
195}
196#else
197#define enable_cpc()
198#define invalidate_cpc()
199#endif /* CONFIG_SYS_FSL_CPC */
200
wdenk9c53f402003-10-15 23:53:47 +0000201/*
202 * Breathe some life into the CPU...
203 *
204 * Set up the memory map
205 * initialize a bunch of registers
206 */
207
Kumar Gala24f86a82009-09-17 01:52:37 -0500208#ifdef CONFIG_FSL_CORENET
209static void corenet_tb_init(void)
210{
211 volatile ccsr_rcpm_t *rcpm =
212 (void *)(CONFIG_SYS_FSL_CORENET_RCPM_ADDR);
213 volatile ccsr_pic_t *pic =
Kim Phillips2ecbfeb2010-08-09 18:39:57 -0500214 (void *)(CONFIG_SYS_MPC8xxx_PIC_ADDR);
Kumar Gala24f86a82009-09-17 01:52:37 -0500215 u32 whoami = in_be32(&pic->whoami);
216
217 /* Enable the timebase register for this core */
218 out_be32(&rcpm->ctbenrl, (1 << whoami));
219}
220#endif
221
wdenk9c53f402003-10-15 23:53:47 +0000222void cpu_init_f (void)
223{
wdenk9c53f402003-10-15 23:53:47 +0000224 extern void m8560_cpm_reset (void);
Stephen George5bbf29c2011-07-20 09:47:26 -0500225#ifdef CONFIG_SYS_DCSRBAR_PHYS
226 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
227#endif
Ruchika Gupta8ca8d822010-12-15 17:02:08 +0000228#if defined(CONFIG_SECURE_BOOT)
229 struct law_entry law;
230#endif
Peter Tyser30103c62008-11-11 10:17:10 -0600231#ifdef CONFIG_MPC8548
232 ccsr_local_ecm_t *ecm = (void *)(CONFIG_SYS_MPC85xx_ECM_ADDR);
233 uint svr = get_svr();
234
235 /*
236 * CPU2 errata workaround: A core hang possible while executing
237 * a msync instruction and a snoopable transaction from an I/O
238 * master tagged to make quick forward progress is present.
239 * Fixed in silicon rev 2.1.
240 */
241 if ((SVR_MAJ(svr) == 1) || ((SVR_MAJ(svr) == 2 && SVR_MIN(svr) == 0x0)))
242 out_be32(&ecm->eebpcr, in_be32(&ecm->eebpcr) | (1 << 16));
243#endif
wdenk9c53f402003-10-15 23:53:47 +0000244
Kumar Gala9772ee72008-01-16 22:38:34 -0600245 disable_tlb(14);
246 disable_tlb(15);
247
Ruchika Gupta8ca8d822010-12-15 17:02:08 +0000248#if defined(CONFIG_SECURE_BOOT)
249 /* Disable the LAW created for NOR flash by the PBI commands */
250 law = find_law(CONFIG_SYS_PBI_FLASH_BASE);
251 if (law.index != -1)
252 disable_law(law.index);
253#endif
254
Jon Loeligerf5ad3782005-07-23 10:37:35 -0500255#ifdef CONFIG_CPM2
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200256 config_8560_ioports((ccsr_cpm_t *)CONFIG_SYS_MPC85xx_CPM_ADDR);
wdenk9c53f402003-10-15 23:53:47 +0000257#endif
258
Becky Bruce0d4cee12010-06-17 11:37:20 -0500259 init_early_memctl_regs();
wdenk9c53f402003-10-15 23:53:47 +0000260
Jon Loeligerf5ad3782005-07-23 10:37:35 -0500261#if defined(CONFIG_CPM2)
wdenk9c53f402003-10-15 23:53:47 +0000262 m8560_cpm_reset();
263#endif
Andy Flemingee0e9172007-08-14 00:14:25 -0500264#ifdef CONFIG_QE
265 /* Config QE ioports */
266 config_qe_ioports();
267#endif
Peter Tysera9af1dc2009-06-30 17:15:47 -0500268#if defined(CONFIG_FSL_DMA)
269 dma_init();
270#endif
Kumar Gala24f86a82009-09-17 01:52:37 -0500271#ifdef CONFIG_FSL_CORENET
272 corenet_tb_init();
273#endif
Kumar Gala42f99182009-11-12 10:26:16 -0600274 init_used_tlb_cams();
Kumar Gala76eef3e2009-03-19 03:40:08 -0500275
276 /* Invalidate the CPC before DDR gets enabled */
277 invalidate_cpc();
Stephen George5bbf29c2011-07-20 09:47:26 -0500278
279 #ifdef CONFIG_SYS_DCSRBAR_PHYS
280 /* set DCSRCR so that DCSR space is 1G */
281 setbits_be32(&gur->dcsrcr, FSL_CORENET_DCSR_SZ_1G);
282 in_be32(&gur->dcsrcr);
283#endif
284
wdenk9c53f402003-10-15 23:53:47 +0000285}
286
Kumar Galaa38a9ce2010-12-15 03:50:47 -0600287/* Implement a dummy function for those platforms w/o SERDES */
288static void __fsl_serdes__init(void)
289{
290 return ;
291}
292__attribute__((weak, alias("__fsl_serdes__init"))) void fsl_serdes_init(void);
Jon Loeliger77a4f6e2005-07-25 14:05:07 -0500293
Prabhakar Kushwahacc3c5b62013-08-29 13:10:38 +0530294#if defined(CONFIG_SYS_FSL_QORIQ_CHASSIS2) && defined(CONFIG_E6500)
York Sunc3d87b12012-10-08 07:44:08 +0000295int enable_cluster_l2(void)
296{
297 int i = 0;
298 u32 cluster;
299 ccsr_gur_t *gur = (void __iomem *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
300 struct ccsr_cluster_l2 __iomem *l2cache;
301
302 cluster = in_be32(&gur->tp_cluster[i].lower);
303 if (cluster & TP_CLUSTER_EOC)
304 return 0;
305
306 /* The first cache has already been set up, so skip it */
307 i++;
308
309 /* Look through the remaining clusters, and set up their caches */
310 do {
Prabhakar Kushwahaccf0e682012-12-23 19:25:18 +0000311 int j, cluster_valid = 0;
312
York Sunc3d87b12012-10-08 07:44:08 +0000313 l2cache = (void __iomem *)(CONFIG_SYS_FSL_CLUSTER_1_L2 + i * 0x40000);
Prabhakar Kushwahaccf0e682012-12-23 19:25:18 +0000314
York Sunc3d87b12012-10-08 07:44:08 +0000315 cluster = in_be32(&gur->tp_cluster[i].lower);
316
Prabhakar Kushwahaccf0e682012-12-23 19:25:18 +0000317 /* check that at least one core/accel is enabled in cluster */
318 for (j = 0; j < 4; j++) {
319 u32 idx = (cluster >> (j*8)) & TP_CLUSTER_INIT_MASK;
320 u32 type = in_be32(&gur->tp_ityp[idx]);
York Sunc3d87b12012-10-08 07:44:08 +0000321
Prabhakar Kushwahaccf0e682012-12-23 19:25:18 +0000322 if (type & TP_ITYP_AV)
323 cluster_valid = 1;
324 }
325
326 if (cluster_valid) {
327 /* set stash ID to (cluster) * 2 + 32 + 1 */
328 clrsetbits_be32(&l2cache->l2csr1, 0xff, 32 + i * 2 + 1);
329
330 printf("enable l2 for cluster %d %p\n", i, l2cache);
York Sunc3d87b12012-10-08 07:44:08 +0000331
Prabhakar Kushwahaccf0e682012-12-23 19:25:18 +0000332 out_be32(&l2cache->l2csr0, L2CSR0_L2FI|L2CSR0_L2LFC);
333 while ((in_be32(&l2cache->l2csr0)
334 & (L2CSR0_L2FI|L2CSR0_L2LFC)) != 0)
335 ;
James Yang284ce502013-03-25 07:40:03 +0000336 out_be32(&l2cache->l2csr0, L2CSR0_L2E|L2CSR0_L2PE|L2CSR0_L2REP_MODE);
Prabhakar Kushwahaccf0e682012-12-23 19:25:18 +0000337 }
York Sunc3d87b12012-10-08 07:44:08 +0000338 i++;
339 } while (!(cluster & TP_CLUSTER_EOC));
340
341 return 0;
342}
343#endif
344
wdenk9c53f402003-10-15 23:53:47 +0000345/*
Jon Loeliger77a4f6e2005-07-25 14:05:07 -0500346 * Initialize L2 as cache.
347 *
348 * The newer 8548, etc, parts have twice as much cache, but
349 * use the same bit-encoding as the older 8555, etc, parts.
350 *
wdenk9c53f402003-10-15 23:53:47 +0000351 */
Jon Loeliger77a4f6e2005-07-25 14:05:07 -0500352int cpu_init_r(void)
wdenk9c53f402003-10-15 23:53:47 +0000353{
Timur Tabid7acf5c2011-11-21 17:10:23 -0600354 __maybe_unused u32 svr = get_svr();
Lan Chunhee0ef7322010-04-21 07:40:50 -0500355#ifdef CONFIG_SYS_LBC_LCRR
York Sunc3d87b12012-10-08 07:44:08 +0000356 fsl_lbc_t *lbc = (void __iomem *)LBC_BASE_ADDR;
357#endif
358#ifdef CONFIG_L2_CACHE
359 ccsr_l2cache_t *l2cache = (void __iomem *)CONFIG_SYS_MPC85xx_L2_ADDR;
Prabhakar Kushwahacc3c5b62013-08-29 13:10:38 +0530360#elif defined(CONFIG_SYS_FSL_QORIQ_CHASSIS2) && defined(CONFIG_E6500)
York Sunc3d87b12012-10-08 07:44:08 +0000361 struct ccsr_cluster_l2 * l2cache = (void __iomem *)CONFIG_SYS_FSL_CLUSTER_1_L2;
Lan Chunhee0ef7322010-04-21 07:40:50 -0500362#endif
York Sun8589d1f2012-11-08 12:33:39 +0000363#if defined(CONFIG_PPC_SPINTABLE_COMPATIBLE) && defined(CONFIG_MP)
York Sunf066a042012-10-28 08:12:54 +0000364 extern int spin_table_compat;
365 const char *spin;
366#endif
Shengzhou Liu097be702013-08-15 09:31:47 +0800367#ifdef CONFIG_SYS_FSL_ERRATUM_SEC_A003571
368 ccsr_sec_t __iomem *sec = (void *)CONFIG_SYS_FSL_SEC_ADDR;
369#endif
York Sun9ed88112012-05-07 07:26:47 +0000370#if defined(CONFIG_SYS_P4080_ERRATUM_CPU22) || \
371 defined(CONFIG_SYS_FSL_ERRATUM_NMG_CPU_A011)
372 /*
York Sun53155532012-08-08 18:04:53 +0000373 * CPU22 and NMG_CPU_A011 share the same workaround.
York Sun9ed88112012-05-07 07:26:47 +0000374 * CPU22 applies to P4080 rev 1.0, 2.0, fixed in 3.0
375 * NMG_CPU_A011 applies to P4080 rev 1.0, 2.0, fixed in 3.0
York Sun53155532012-08-08 18:04:53 +0000376 * also applies to P3041 rev 1.0, 1.1, P2041 rev 1.0, 1.1, both
377 * fixed in 2.0. NMG_CPU_A011 is activated by default and can
378 * be disabled by hwconfig with syntax:
379 *
380 * fsl_cpu_a011:disable
York Sun9ed88112012-05-07 07:26:47 +0000381 */
York Sun53155532012-08-08 18:04:53 +0000382 extern int enable_cpu_a011_workaround;
383#ifdef CONFIG_SYS_P4080_ERRATUM_CPU22
384 enable_cpu_a011_workaround = (SVR_MAJ(svr) < 3);
385#else
386 char buffer[HWCONFIG_BUFFER_SIZE];
387 char *buf = NULL;
388 int n, res;
389
390 n = getenv_f("hwconfig", buffer, sizeof(buffer));
391 if (n > 0)
392 buf = buffer;
393
394 res = hwconfig_arg_cmp_f("fsl_cpu_a011", "disable", buf);
395 if (res > 0)
396 enable_cpu_a011_workaround = 0;
397 else {
398 if (n >= HWCONFIG_BUFFER_SIZE) {
399 printf("fsl_cpu_a011 was not found. hwconfig variable "
400 "may be too long\n");
401 }
402 enable_cpu_a011_workaround =
403 (SVR_SOC_VER(svr) == SVR_P4080 && SVR_MAJ(svr) < 3) ||
404 (SVR_SOC_VER(svr) != SVR_P4080 && SVR_MAJ(svr) < 2);
405 }
406#endif
407 if (enable_cpu_a011_workaround) {
York Sund755c832012-05-07 07:26:45 +0000408 flush_dcache();
409 mtspr(L1CSR2, (mfspr(L1CSR2) | L1CSR2_DCWS));
410 sync();
411 }
Kumar Gala6b245b92010-05-05 22:35:27 -0500412#endif
York Suncca41c52013-06-25 11:37:49 -0700413#ifdef CONFIG_SYS_FSL_ERRATUM_A005812
414 /*
415 * A-005812 workaround sets bit 32 of SPR 976 for SoCs running
416 * in write shadow mode. Checking DCWS before setting SPR 976.
417 */
418 if (mfspr(L1CSR2) & L1CSR2_DCWS)
419 mtspr(SPRN_HDBCR0, (mfspr(SPRN_HDBCR0) | 0x80000000));
420#endif
Kumar Gala6b245b92010-05-05 22:35:27 -0500421
York Sun8589d1f2012-11-08 12:33:39 +0000422#if defined(CONFIG_PPC_SPINTABLE_COMPATIBLE) && defined(CONFIG_MP)
York Sunf066a042012-10-28 08:12:54 +0000423 spin = getenv("spin_table_compat");
424 if (spin && (*spin == 'n'))
425 spin_table_compat = 0;
426 else
427 spin_table_compat = 1;
428#endif
429
Wolfgang Grandegger09cb1202008-06-05 13:11:59 +0200430 puts ("L2: ");
431
wdenk9c53f402003-10-15 23:53:47 +0000432#if defined(CONFIG_L2_CACHE)
Jon Loeliger77a4f6e2005-07-25 14:05:07 -0500433 volatile uint cache_ctl;
Timur Tabid7acf5c2011-11-21 17:10:23 -0600434 uint ver;
Kumar Gala20119972008-07-14 14:07:00 -0500435 u32 l2siz_field;
Jon Loeliger77a4f6e2005-07-25 14:05:07 -0500436
Kumar Gala1f109fd2008-04-08 10:45:50 -0500437 ver = SVR_SOC_VER(svr);
wdenk9c53f402003-10-15 23:53:47 +0000438
439 asm("msync;isync");
Jon Loeliger77a4f6e2005-07-25 14:05:07 -0500440 cache_ctl = l2cache->l2ctl;
Mingkai Hu0255cd72009-09-11 14:19:10 +0800441
442#if defined(CONFIG_SYS_RAMBOOT) && defined(CONFIG_SYS_INIT_L2_ADDR)
443 if (cache_ctl & MPC85xx_L2CTL_L2E) {
444 /* Clear L2 SRAM memory-mapped base address */
445 out_be32(&l2cache->l2srbar0, 0x0);
446 out_be32(&l2cache->l2srbar1, 0x0);
447
448 /* set MBECCDIS=0, SBECCDIS=0 */
449 clrbits_be32(&l2cache->l2errdis,
450 (MPC85xx_L2ERRDIS_MBECC |
451 MPC85xx_L2ERRDIS_SBECC));
452
453 /* set L2E=0, L2SRAM=0 */
454 clrbits_be32(&l2cache->l2ctl,
455 (MPC85xx_L2CTL_L2E |
456 MPC85xx_L2CTL_L2SRAM_ENTIRE));
457 }
458#endif
459
Kumar Gala20119972008-07-14 14:07:00 -0500460 l2siz_field = (cache_ctl >> 28) & 0x3;
Jon Loeliger77a4f6e2005-07-25 14:05:07 -0500461
Kumar Gala20119972008-07-14 14:07:00 -0500462 switch (l2siz_field) {
463 case 0x0:
464 printf(" unknown size (0x%08x)\n", cache_ctl);
465 return -1;
466 break;
467 case 0x1:
468 if (ver == SVR_8540 || ver == SVR_8560 ||
York Sun8cb65482012-07-06 17:10:33 -0500469 ver == SVR_8541 || ver == SVR_8555) {
Shruti Kanetkar81159362013-08-15 11:25:38 -0500470 puts("128 KiB ");
471 /* set L2E=1, L2I=1, & L2BLKSZ=1 (128 KiBibyte) */
Kumar Gala20119972008-07-14 14:07:00 -0500472 cache_ctl = 0xc4000000;
Jon Loeliger77a4f6e2005-07-25 14:05:07 -0500473 } else {
Shruti Kanetkar81159362013-08-15 11:25:38 -0500474 puts("256 KiB ");
Kumar Gala20119972008-07-14 14:07:00 -0500475 cache_ctl = 0xc0000000; /* set L2E=1, L2I=1, & L2SRAM=0 */
476 }
477 break;
478 case 0x2:
479 if (ver == SVR_8540 || ver == SVR_8560 ||
York Sun8cb65482012-07-06 17:10:33 -0500480 ver == SVR_8541 || ver == SVR_8555) {
Shruti Kanetkar81159362013-08-15 11:25:38 -0500481 puts("256 KiB ");
482 /* set L2E=1, L2I=1, & L2BLKSZ=2 (256 KiBibyte) */
Ed Swarthoutdd93d8f2007-07-27 01:50:47 -0500483 cache_ctl = 0xc8000000;
Kumar Gala20119972008-07-14 14:07:00 -0500484 } else {
Shruti Kanetkar81159362013-08-15 11:25:38 -0500485 puts("512 KiB ");
Kumar Gala20119972008-07-14 14:07:00 -0500486 /* set L2E=1, L2I=1, & L2SRAM=0 */
487 cache_ctl = 0xc0000000;
Jon Loeliger77a4f6e2005-07-25 14:05:07 -0500488 }
Jon Loeliger4fc25e42005-07-25 10:58:39 -0500489 break;
Kumar Gala20119972008-07-14 14:07:00 -0500490 case 0x3:
Shruti Kanetkar81159362013-08-15 11:25:38 -0500491 puts("1024 KiB ");
Kumar Gala20119972008-07-14 14:07:00 -0500492 /* set L2E=1, L2I=1, & L2SRAM=0 */
493 cache_ctl = 0xc0000000;
Ed Swarthoutdd93d8f2007-07-27 01:50:47 -0500494 break;
Jon Loeliger4fc25e42005-07-25 10:58:39 -0500495 }
496
Mingkai Hud2088e02009-08-18 15:37:15 +0800497 if (l2cache->l2ctl & MPC85xx_L2CTL_L2E) {
Wolfgang Grandegger09cb1202008-06-05 13:11:59 +0200498 puts("already enabled");
Haiying Wang05beab72010-12-01 10:35:30 -0500499#if defined(CONFIG_SYS_INIT_L2_ADDR) && defined(CONFIG_SYS_FLASH_BASE)
Kumar Gala1882fab2011-11-09 09:56:41 -0600500 u32 l2srbar = l2cache->l2srbar0;
Mingkai Hud2088e02009-08-18 15:37:15 +0800501 if (l2cache->l2ctl & MPC85xx_L2CTL_L2SRAM_ENTIRE
502 && l2srbar >= CONFIG_SYS_FLASH_BASE) {
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200503 l2srbar = CONFIG_SYS_INIT_L2_ADDR;
Ed Swarthoutdd93d8f2007-07-27 01:50:47 -0500504 l2cache->l2srbar0 = l2srbar;
Scott Wood55f9f3a2012-10-29 19:00:41 -0500505 printf(", moving to 0x%08x", CONFIG_SYS_INIT_L2_ADDR);
Ed Swarthoutdd93d8f2007-07-27 01:50:47 -0500506 }
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200507#endif /* CONFIG_SYS_INIT_L2_ADDR */
Ed Swarthoutdd93d8f2007-07-27 01:50:47 -0500508 puts("\n");
509 } else {
510 asm("msync;isync");
511 l2cache->l2ctl = cache_ctl; /* invalidate & enable */
512 asm("msync;isync");
Wolfgang Grandegger09cb1202008-06-05 13:11:59 +0200513 puts("enabled\n");
Ed Swarthoutdd93d8f2007-07-27 01:50:47 -0500514 }
Kumar Galae56f2c52009-03-19 09:16:10 -0500515#elif defined(CONFIG_BACKSIDE_L2_CACHE)
York Sun8cb65482012-07-06 17:10:33 -0500516 if (SVR_SOC_VER(svr) == SVR_P2040) {
Kumar Galae08c6d82011-07-21 00:20:21 -0500517 puts("N/A\n");
518 goto skip_l2;
519 }
520
Kumar Galae56f2c52009-03-19 09:16:10 -0500521 u32 l2cfg0 = mfspr(SPRN_L2CFG0);
522
523 /* invalidate the L2 cache */
Kumar Galab6a40902009-09-22 15:45:44 -0500524 mtspr(SPRN_L2CSR0, (L2CSR0_L2FI|L2CSR0_L2LFC));
525 while (mfspr(SPRN_L2CSR0) & (L2CSR0_L2FI|L2CSR0_L2LFC))
Kumar Galae56f2c52009-03-19 09:16:10 -0500526 ;
527
Kumar Gala8d2817c2009-03-19 02:53:01 -0500528#ifdef CONFIG_SYS_CACHE_STASHING
529 /* set stash id to (coreID) * 2 + 32 + L2 (1) */
530 mtspr(SPRN_L2CSR1, (32 + 1));
531#endif
532
Kumar Galae56f2c52009-03-19 09:16:10 -0500533 /* enable the cache */
534 mtspr(SPRN_L2CSR0, CONFIG_SYS_INIT_L2CSR0);
535
Dave Liu17218192009-10-22 00:10:23 -0500536 if (CONFIG_SYS_INIT_L2CSR0 & L2CSR0_L2E) {
537 while (!(mfspr(SPRN_L2CSR0) & L2CSR0_L2E))
538 ;
Shruti Kanetkar3adfb912013-08-15 11:25:37 -0500539 print_size((l2cfg0 & 0x3fff) * 64 * 1024, " enabled\n");
Dave Liu17218192009-10-22 00:10:23 -0500540 }
Kumar Galae08c6d82011-07-21 00:20:21 -0500541
542skip_l2:
Prabhakar Kushwahacc3c5b62013-08-29 13:10:38 +0530543#elif defined(CONFIG_SYS_FSL_QORIQ_CHASSIS2) && defined(CONFIG_E6500)
York Sunc3d87b12012-10-08 07:44:08 +0000544 if (l2cache->l2csr0 & L2CSR0_L2E)
Shruti Kanetkar3adfb912013-08-15 11:25:37 -0500545 print_size((l2cache->l2cfg0 & 0x3fff) * 64 * 1024,
546 " enabled\n");
York Sunc3d87b12012-10-08 07:44:08 +0000547
548 enable_cluster_l2();
wdenk9c53f402003-10-15 23:53:47 +0000549#else
Wolfgang Grandegger09cb1202008-06-05 13:11:59 +0200550 puts("disabled\n");
wdenk9c53f402003-10-15 23:53:47 +0000551#endif
Kumar Gala76eef3e2009-03-19 03:40:08 -0500552
553 enable_cpc();
554
York Sun972cc402013-06-25 11:37:41 -0700555#ifndef CONFIG_SYS_FSL_NO_SERDES
Kumar Gala86853d42010-05-22 13:21:39 -0500556 /* needs to be in ram since code uses global static vars */
557 fsl_serdes_init();
York Sun972cc402013-06-25 11:37:41 -0700558#endif
Kumar Gala86853d42010-05-22 13:21:39 -0500559
Shengzhou Liu097be702013-08-15 09:31:47 +0800560#ifdef CONFIG_SYS_FSL_ERRATUM_SEC_A003571
561#define MCFGR_AXIPIPE 0x000000f0
562 if (IS_SVR_REV(svr, 1, 0))
563 clrbits_be32(&sec->mcfgr, MCFGR_AXIPIPE);
564#endif
565
Shengzhou Liu95bd8e52013-01-23 19:56:23 +0000566#ifdef CONFIG_SYS_FSL_ERRATUM_A005871
567 if (IS_SVR_REV(svr, 1, 0)) {
568 int i;
569 __be32 *p = (void __iomem *)CONFIG_SYS_DCSRBAR + 0xb004c;
570
571 for (i = 0; i < 12; i++) {
572 p += i + (i > 5 ? 11 : 0);
573 out_be32(p, 0x2);
574 }
575 p = (void __iomem *)CONFIG_SYS_DCSRBAR + 0xb0108;
576 out_be32(p, 0x34);
577 }
578#endif
579
Kumar Gala8975d7a2010-12-30 12:09:53 -0600580#ifdef CONFIG_SYS_SRIO
581 srio_init();
Liu Gang27afb9c2013-05-07 16:30:46 +0800582#ifdef CONFIG_SRIO_PCIE_BOOT_MASTER
Liu Gangd7b17a92012-08-09 05:09:59 +0000583 char *s = getenv("bootmaster");
584 if (s) {
585 if (!strcmp(s, "SRIO1")) {
586 srio_boot_master(1);
587 srio_boot_master_release_slave(1);
588 }
589 if (!strcmp(s, "SRIO2")) {
590 srio_boot_master(2);
591 srio_boot_master_release_slave(2);
592 }
593 }
Liu Gang4cc85322012-03-08 00:33:17 +0000594#endif
Kumar Gala8975d7a2010-12-30 12:09:53 -0600595#endif
596
Kumar Gala36d6b3f2008-01-17 16:48:33 -0600597#if defined(CONFIG_MP)
598 setup_mp();
599#endif
Lan Chunhee0ef7322010-04-21 07:40:50 -0500600
Zang Roy-R6191183659922012-09-18 09:50:08 +0000601#ifdef CONFIG_SYS_FSL_ERRATUM_ESDHC13
Roy Zangc65dc4d2011-01-07 00:24:27 -0600602 {
Zang Roy-R6191183659922012-09-18 09:50:08 +0000603 if (SVR_MAJ(svr) < 3) {
604 void *p;
605 p = (void *)CONFIG_SYS_DCSRBAR + 0x20520;
606 setbits_be32(p, 1 << (31 - 14));
607 }
Roy Zangc65dc4d2011-01-07 00:24:27 -0600608 }
609#endif
610
Lan Chunhee0ef7322010-04-21 07:40:50 -0500611#ifdef CONFIG_SYS_LBC_LCRR
612 /*
613 * Modify the CLKDIV field of LCRR register to improve the writing
614 * speed for NOR flash.
615 */
616 clrsetbits_be32(&lbc->lcrr, LCRR_CLKDIV, CONFIG_SYS_LBC_LCRR);
617 __raw_readl(&lbc->lcrr);
618 isync();
Kumar Galaf3339d62011-10-03 08:37:57 -0500619#ifdef CONFIG_SYS_FSL_ERRATUM_NMG_LBC103
620 udelay(100);
621#endif
Lan Chunhee0ef7322010-04-21 07:40:50 -0500622#endif
623
Roy Zang6d6a0e12011-04-13 00:08:51 -0500624#ifdef CONFIG_SYS_FSL_USB1_PHY_ENABLE
625 {
ramneek mehreshc65e8822013-08-05 16:00:16 +0530626 struct ccsr_usb_phy __iomem *usb_phy1 =
Roy Zang6d6a0e12011-04-13 00:08:51 -0500627 (void *)CONFIG_SYS_MPC85xx_USB1_PHY_ADDR;
628 out_be32(&usb_phy1->usb_enable_override,
629 CONFIG_SYS_FSL_USB_ENABLE_OVERRIDE);
630 }
631#endif
632#ifdef CONFIG_SYS_FSL_USB2_PHY_ENABLE
633 {
ramneek mehreshc65e8822013-08-05 16:00:16 +0530634 struct ccsr_usb_phy __iomem *usb_phy2 =
Roy Zang6d6a0e12011-04-13 00:08:51 -0500635 (void *)CONFIG_SYS_MPC85xx_USB2_PHY_ADDR;
636 out_be32(&usb_phy2->usb_enable_override,
637 CONFIG_SYS_FSL_USB_ENABLE_OVERRIDE);
638 }
639#endif
640
Xuleicf4f4932013-03-11 17:56:34 +0000641#ifdef CONFIG_SYS_FSL_ERRATUM_USB14
642 /* On P204x/P304x/P50x0 Rev1.0, USB transmit will result internal
643 * multi-bit ECC errors which has impact on performance, so software
644 * should disable all ECC reporting from USB1 and USB2.
645 */
646 if (IS_SVR_REV(get_svr(), 1, 0)) {
647 struct dcsr_dcfg_regs *dcfg = (struct dcsr_dcfg_regs *)
648 (CONFIG_SYS_DCSRBAR + CONFIG_SYS_DCSR_DCFG_OFFSET);
649 setbits_be32(&dcfg->ecccr1,
650 (DCSR_DCFG_ECC_DISABLE_USB1 |
651 DCSR_DCFG_ECC_DISABLE_USB2));
652 }
653#endif
654
Roy Zang59a539a2013-03-25 07:39:33 +0000655#if defined(CONFIG_SYS_FSL_USB_DUAL_PHY_ENABLE)
ramneek mehreshc65e8822013-08-05 16:00:16 +0530656 struct ccsr_usb_phy __iomem *usb_phy =
Roy Zang59a539a2013-03-25 07:39:33 +0000657 (void *)CONFIG_SYS_MPC85xx_USB1_PHY_ADDR;
658 setbits_be32(&usb_phy->pllprg[1],
659 CONFIG_SYS_FSL_USB_PLLPRG2_PHY2_CLK_EN |
660 CONFIG_SYS_FSL_USB_PLLPRG2_PHY1_CLK_EN |
661 CONFIG_SYS_FSL_USB_PLLPRG2_MFI |
662 CONFIG_SYS_FSL_USB_PLLPRG2_PLL_EN);
663 setbits_be32(&usb_phy->port1.ctrl,
664 CONFIG_SYS_FSL_USB_CTRL_PHY_EN);
665 setbits_be32(&usb_phy->port1.drvvbuscfg,
666 CONFIG_SYS_FSL_USB_DRVVBUS_CR_EN);
667 setbits_be32(&usb_phy->port1.pwrfltcfg,
668 CONFIG_SYS_FSL_USB_PWRFLT_CR_EN);
669 setbits_be32(&usb_phy->port2.ctrl,
670 CONFIG_SYS_FSL_USB_CTRL_PHY_EN);
671 setbits_be32(&usb_phy->port2.drvvbuscfg,
672 CONFIG_SYS_FSL_USB_DRVVBUS_CR_EN);
673 setbits_be32(&usb_phy->port2.pwrfltcfg,
674 CONFIG_SYS_FSL_USB_PWRFLT_CR_EN);
675#endif
676
Kumar Gala2683c532011-04-13 08:37:44 -0500677#ifdef CONFIG_FMAN_ENET
678 fman_enet_init();
679#endif
680
Timur Tabid7acf5c2011-11-21 17:10:23 -0600681#if defined(CONFIG_FSL_SATA_V2) && defined(CONFIG_FSL_SATA_ERRATUM_A001)
682 /*
683 * For P1022/1013 Rev1.0 silicon, after power on SATA host
684 * controller is configured in legacy mode instead of the
685 * expected enterprise mode. Software needs to clear bit[28]
686 * of HControl register to change to enterprise mode from
687 * legacy mode. We assume that the controller is offline.
688 */
689 if (IS_SVR_REV(svr, 1, 0) &&
690 ((SVR_SOC_VER(svr) == SVR_P1022) ||
York Sun8cb65482012-07-06 17:10:33 -0500691 (SVR_SOC_VER(svr) == SVR_P1013))) {
Timur Tabid7acf5c2011-11-21 17:10:23 -0600692 fsl_sata_reg_t *reg;
693
694 /* first SATA controller */
695 reg = (void *)CONFIG_SYS_MPC85xx_SATA1_ADDR;
696 clrbits_le32(&reg->hcontrol, HCONTROL_ENTERPRISE_EN);
697
698 /* second SATA controller */
699 reg = (void *)CONFIG_SYS_MPC85xx_SATA2_ADDR;
700 clrbits_le32(&reg->hcontrol, HCONTROL_ENTERPRISE_EN);
701 }
702#endif
703
704
wdenk9c53f402003-10-15 23:53:47 +0000705 return 0;
706}
Kumar Galac24a9052009-08-14 13:37:54 -0500707
708extern void setup_ivors(void);
709
710void arch_preboot_os(void)
711{
Kumar Gala9faa23a2009-09-11 15:28:41 -0500712 u32 msr;
713
714 /*
715 * We are changing interrupt offsets and are about to boot the OS so
716 * we need to make sure we disable all async interrupts. EE is already
717 * disabled by the time we get called.
718 */
719 msr = mfmsr();
Prabhakar Kushwaha8f3e8922012-04-29 23:56:30 +0000720 msr &= ~(MSR_ME|MSR_CE);
Kumar Gala9faa23a2009-09-11 15:28:41 -0500721 mtmsr(msr);
722
Kumar Galac24a9052009-08-14 13:37:54 -0500723 setup_ivors();
724}
Kumar Galaeb453df2010-04-20 10:21:25 -0500725
726#if defined(CONFIG_CMD_SATA) && defined(CONFIG_FSL_SATA)
727int sata_initialize(void)
728{
729 if (is_serdes_configured(SATA1) || is_serdes_configured(SATA2))
730 return __sata_initialize();
731
732 return 1;
733}
734#endif
Kumar Gala2ef216b2011-02-02 11:23:50 -0600735
736void cpu_secondary_init_r(void)
737{
738#ifdef CONFIG_QE
739 uint qe_base = CONFIG_SYS_IMMR + 0x00080000; /* QE immr base */
Timur Tabi275f4bb2011-11-22 09:21:25 -0600740#ifdef CONFIG_SYS_QE_FMAN_FW_IN_NAND
Haiying Wangc0938d62011-02-07 16:14:15 -0500741 int ret;
Timur Tabi275f4bb2011-11-22 09:21:25 -0600742 size_t fw_length = CONFIG_SYS_QE_FMAN_FW_LENGTH;
Haiying Wangc0938d62011-02-07 16:14:15 -0500743
744 /* load QE firmware from NAND flash to DDR first */
Timur Tabi275f4bb2011-11-22 09:21:25 -0600745 ret = nand_read(&nand_info[0], (loff_t)CONFIG_SYS_QE_FMAN_FW_IN_NAND,
746 &fw_length, (u_char *)CONFIG_SYS_QE_FMAN_FW_ADDR);
Haiying Wangc0938d62011-02-07 16:14:15 -0500747
748 if (ret && ret == -EUCLEAN) {
749 printf ("NAND read for QE firmware at offset %x failed %d\n",
Timur Tabi275f4bb2011-11-22 09:21:25 -0600750 CONFIG_SYS_QE_FMAN_FW_IN_NAND, ret);
Haiying Wangc0938d62011-02-07 16:14:15 -0500751 }
752#endif
Kumar Gala2ef216b2011-02-02 11:23:50 -0600753 qe_init(qe_base);
754 qe_reset();
755#endif
756}