2 * Copyright 2007-2011 Freescale Semiconductor, Inc.
4 * (C) Copyright 2003 Motorola Inc.
5 * Modified by Xianghua Xiao, X.Xiao@motorola.com
8 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
10 * SPDX-License-Identifier: GPL-2.0+
15 #include <asm/processor.h>
20 #include <asm/cache.h>
22 #include <fsl_errata.h>
23 #include <asm/fsl_law.h>
24 #include <asm/fsl_serdes.h>
25 #include <asm/fsl_srio.h>
26 #ifdef CONFIG_FSL_CORENET
27 #include <asm/fsl_portals.h>
28 #include <asm/fsl_liodn.h>
32 #include <linux/compiler.h>
34 #ifdef CONFIG_FSL_CAAM
37 #ifdef CONFIG_SYS_QE_FMAN_FW_IN_NAND
42 #include "../../../../drivers/block/fsl_sata.h"
44 #include "../../../../drivers/qe/qe.h"
47 DECLARE_GLOBAL_DATA_PTR;
49 #ifdef CONFIG_SYS_FSL_SINGLE_SOURCE_CLK
51 * For deriving usb clock from 100MHz sysclk, reference divisor is set
52 * to a value of 5, which gives an intermediate value 20(100/5). The
53 * multiplication factor integer is set to 24, which when multiplied to
54 * above intermediate value provides clock for usb ip.
56 void usb_single_source_clk_configure(struct ccsr_usb_phy *usb_phy)
60 get_sys_info(&sysinfo);
61 if (sysinfo.diff_sysclk == 1) {
62 clrbits_be32(&usb_phy->pllprg[1],
63 CONFIG_SYS_FSL_USB_PLLPRG2_MFI);
64 setbits_be32(&usb_phy->pllprg[1],
65 CONFIG_SYS_FSL_USB_PLLPRG2_REF_DIV_INTERNAL_CLK |
66 CONFIG_SYS_FSL_USB_PLLPRG2_MFI_INTERNAL_CLK |
67 CONFIG_SYS_FSL_USB_INTERNAL_SOC_CLK_EN);
72 #ifdef CONFIG_SYS_FSL_ERRATUM_A006261
73 void fsl_erratum_a006261_workaround(struct ccsr_usb_phy __iomem *usb_phy)
75 #ifdef CONFIG_SYS_FSL_USB_DUAL_PHY_ENABLE
76 u32 xcvrprg = in_be32(&usb_phy->port1.xcvrprg);
78 /* Increase Disconnect Threshold by 50mV */
79 xcvrprg &= ~CONFIG_SYS_FSL_USB_XCVRPRG_HS_DCNT_PROG_MASK |
80 INC_DCNT_THRESHOLD_50MV;
81 /* Enable programming of USB High speed Disconnect threshold */
82 xcvrprg |= CONFIG_SYS_FSL_USB_XCVRPRG_HS_DCNT_PROG_EN;
83 out_be32(&usb_phy->port1.xcvrprg, xcvrprg);
85 xcvrprg = in_be32(&usb_phy->port2.xcvrprg);
86 /* Increase Disconnect Threshold by 50mV */
87 xcvrprg &= ~CONFIG_SYS_FSL_USB_XCVRPRG_HS_DCNT_PROG_MASK |
88 INC_DCNT_THRESHOLD_50MV;
89 /* Enable programming of USB High speed Disconnect threshold */
90 xcvrprg |= CONFIG_SYS_FSL_USB_XCVRPRG_HS_DCNT_PROG_EN;
91 out_be32(&usb_phy->port2.xcvrprg, xcvrprg);
95 u32 status = in_be32(&usb_phy->status1);
97 u32 squelch_prog_rd_0_2 =
98 (status >> CONFIG_SYS_FSL_USB_SQUELCH_PROG_RD_0)
99 & CONFIG_SYS_FSL_USB_SQUELCH_PROG_MASK;
101 u32 squelch_prog_rd_3_5 =
102 (status >> CONFIG_SYS_FSL_USB_SQUELCH_PROG_RD_3)
103 & CONFIG_SYS_FSL_USB_SQUELCH_PROG_MASK;
105 setbits_be32(&usb_phy->config1,
106 CONFIG_SYS_FSL_USB_HS_DISCNCT_INC);
107 setbits_be32(&usb_phy->config2,
108 CONFIG_SYS_FSL_USB_RX_AUTO_CAL_RD_WR_SEL);
110 temp = squelch_prog_rd_0_2 << CONFIG_SYS_FSL_USB_SQUELCH_PROG_WR_0;
111 out_be32(&usb_phy->config2, in_be32(&usb_phy->config2) | temp);
113 temp = squelch_prog_rd_3_5 << CONFIG_SYS_FSL_USB_SQUELCH_PROG_WR_3;
114 out_be32(&usb_phy->config2, in_be32(&usb_phy->config2) | temp);
120 #if defined(CONFIG_QE) && !defined(CONFIG_U_QE)
121 extern qe_iop_conf_t qe_iop_conf_tab[];
122 extern void qe_config_iopin(u8 port, u8 pin, int dir,
123 int open_drain, int assign);
124 extern void qe_init(uint qe_base);
125 extern void qe_reset(void);
127 static void config_qe_ioports(void)
130 int dir, open_drain, assign;
133 for (i = 0; qe_iop_conf_tab[i].assign != QE_IOP_TAB_END; i++) {
134 port = qe_iop_conf_tab[i].port;
135 pin = qe_iop_conf_tab[i].pin;
136 dir = qe_iop_conf_tab[i].dir;
137 open_drain = qe_iop_conf_tab[i].open_drain;
138 assign = qe_iop_conf_tab[i].assign;
139 qe_config_iopin(port, pin, dir, open_drain, assign);
145 void config_8560_ioports (volatile ccsr_cpm_t * cpm)
149 for (portnum = 0; portnum < 4; portnum++) {
156 iop_conf_t *iopc = (iop_conf_t *) & iop_conf_tab[portnum][0];
157 iop_conf_t *eiopc = iopc + 32;
162 * index 0 refers to pin 31,
163 * index 31 refers to pin 0
165 while (iopc < eiopc) {
185 volatile ioport_t *iop = ioport_addr (cpm, portnum);
189 * the (somewhat confused) paragraph at the
190 * bottom of page 35-5 warns that there might
191 * be "unknown behaviour" when programming
192 * PSORx and PDIRx, if PPARx = 1, so I
193 * decided this meant I had to disable the
194 * dedicated function first, and enable it
198 iop->psor = (iop->psor & tpmsk) | psor;
199 iop->podr = (iop->podr & tpmsk) | podr;
200 iop->pdat = (iop->pdat & tpmsk) | pdat;
201 iop->pdir = (iop->pdir & tpmsk) | pdir;
208 #ifdef CONFIG_SYS_FSL_CPC
209 #if defined(CONFIG_RAMBOOT_PBL) || defined(CONFIG_SYS_CPC_REINIT_F)
210 void disable_cpc_sram(void)
214 cpc_corenet_t *cpc = (cpc_corenet_t *)CONFIG_SYS_FSL_CPC_ADDR;
216 for (i = 0; i < CONFIG_SYS_NUM_CPC; i++, cpc++) {
217 if (in_be32(&cpc->cpcsrcr0) & CPC_SRCR0_SRAMEN) {
218 /* find and disable LAW of SRAM */
219 struct law_entry law = find_law(CONFIG_SYS_INIT_L3_ADDR);
221 if (law.index == -1) {
222 printf("\nFatal error happened\n");
225 disable_law(law.index);
227 clrbits_be32(&cpc->cpchdbcr0, CPC_HDBCR0_CDQ_SPEC_DIS);
228 out_be32(&cpc->cpccsr0, 0);
229 out_be32(&cpc->cpcsrcr0, 0);
235 #if defined(T1040_TDM_QUIRK_CCSR_BASE)
237 #error POST memory test cannot be enabled with TDM
239 static void enable_tdm_law(void)
242 char buffer[HWCONFIG_BUFFER_SIZE] = {0};
243 int tdm_hwconfig_enabled = 0;
246 * Extract hwconfig from environment since environment
247 * is not setup properly yet. Search for tdm entry in
250 ret = getenv_f("hwconfig", buffer, sizeof(buffer));
252 tdm_hwconfig_enabled = hwconfig_f("tdm", buffer);
253 /* If tdm is defined in hwconfig, set law for tdm workaround */
254 if (tdm_hwconfig_enabled)
255 set_next_law(T1040_TDM_QUIRK_CCSR_BASE, LAW_SIZE_16M,
261 void enable_cpc(void)
267 char buffer[HWCONFIG_BUFFER_SIZE];
269 bool have_hwconfig = false;
271 cpc_corenet_t *cpc = (cpc_corenet_t *)CONFIG_SYS_FSL_CPC_ADDR;
273 /* Extract hwconfig from environment */
274 ret = getenv_f("hwconfig", buffer, sizeof(buffer));
277 * If "en_cpc" is not defined in hwconfig then by default all
278 * cpcs are enable. If this config is defined then individual
279 * cpcs which have to be enabled should also be defined.
280 * e.g en_cpc:cpc1,cpc2;
282 if (hwconfig_f("en_cpc", buffer))
283 have_hwconfig = true;
286 for (i = 0; i < CONFIG_SYS_NUM_CPC; i++, cpc++) {
288 sprintf(cpc_subarg, "cpc%u", i + 1);
289 cpc_args = hwconfig_sub_f("en_cpc", cpc_subarg, buffer);
293 cpccfg0 = in_be32(&cpc->cpccfg0);
294 size += CPC_CFG0_SZ_K(cpccfg0);
296 #ifdef CONFIG_SYS_FSL_ERRATUM_CPC_A002
297 setbits_be32(&cpc->cpchdbcr0, CPC_HDBCR0_TAG_ECC_SCRUB_DIS);
299 #ifdef CONFIG_SYS_FSL_ERRATUM_CPC_A003
300 setbits_be32(&cpc->cpchdbcr0, CPC_HDBCR0_DATA_ECC_SCRUB_DIS);
302 #ifdef CONFIG_SYS_FSL_ERRATUM_A006593
303 setbits_be32(&cpc->cpchdbcr0, 1 << (31 - 21));
305 #ifdef CONFIG_SYS_FSL_ERRATUM_A006379
306 if (has_erratum_a006379()) {
307 setbits_be32(&cpc->cpchdbcr0,
308 CPC_HDBCR0_SPLRU_LEVEL_EN);
312 out_be32(&cpc->cpccsr0, CPC_CSR0_CE | CPC_CSR0_PE);
313 /* Read back to sync write */
314 in_be32(&cpc->cpccsr0);
318 puts("Corenet Platform Cache: ");
319 print_size(size * 1024, " enabled\n");
322 static void invalidate_cpc(void)
325 cpc_corenet_t *cpc = (cpc_corenet_t *)CONFIG_SYS_FSL_CPC_ADDR;
327 for (i = 0; i < CONFIG_SYS_NUM_CPC; i++, cpc++) {
328 /* skip CPC when it used as all SRAM */
329 if (in_be32(&cpc->cpcsrcr0) & CPC_SRCR0_SRAMEN)
331 /* Flash invalidate the CPC and clear all the locks */
332 out_be32(&cpc->cpccsr0, CPC_CSR0_FI | CPC_CSR0_LFC);
333 while (in_be32(&cpc->cpccsr0) & (CPC_CSR0_FI | CPC_CSR0_LFC))
339 #define invalidate_cpc()
340 #define disable_cpc_sram()
341 #endif /* CONFIG_SYS_FSL_CPC */
344 * Breathe some life into the CPU...
346 * Set up the memory map
347 * initialize a bunch of registers
350 #ifdef CONFIG_FSL_CORENET
351 static void corenet_tb_init(void)
353 volatile ccsr_rcpm_t *rcpm =
354 (void *)(CONFIG_SYS_FSL_CORENET_RCPM_ADDR);
355 volatile ccsr_pic_t *pic =
356 (void *)(CONFIG_SYS_MPC8xxx_PIC_ADDR);
357 u32 whoami = in_be32(&pic->whoami);
359 /* Enable the timebase register for this core */
360 out_be32(&rcpm->ctbenrl, (1 << whoami));
364 #ifdef CONFIG_SYS_FSL_ERRATUM_A007212
365 void fsl_erratum_a007212_workaround(void)
367 ccsr_gur_t __iomem *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
369 u32 __iomem *plldgdcr1 = (void *)(CONFIG_SYS_DCSRBAR + 0x21c20);
370 u32 __iomem *plldadcr1 = (void *)(CONFIG_SYS_DCSRBAR + 0x21c28);
371 u32 __iomem *dpdovrcr4 = (void *)(CONFIG_SYS_DCSRBAR + 0x21e80);
372 #if (CONFIG_NUM_DDR_CONTROLLERS >= 2)
373 u32 __iomem *plldgdcr2 = (void *)(CONFIG_SYS_DCSRBAR + 0x21c40);
374 u32 __iomem *plldadcr2 = (void *)(CONFIG_SYS_DCSRBAR + 0x21c48);
375 #if (CONFIG_NUM_DDR_CONTROLLERS >= 3)
376 u32 __iomem *plldgdcr3 = (void *)(CONFIG_SYS_DCSRBAR + 0x21c60);
377 u32 __iomem *plldadcr3 = (void *)(CONFIG_SYS_DCSRBAR + 0x21c68);
381 * Even this workaround applies to selected version of SoCs, it is
382 * safe to apply to all versions, with the limitation of odd ratios.
383 * If RCW has disabled DDR PLL, we have to apply this workaround,
384 * otherwise DDR will not work.
386 ddr_pll_ratio = (in_be32(&gur->rcwsr[0]) >>
387 FSL_CORENET_RCWSR0_MEM_PLL_RAT_SHIFT) &
388 FSL_CORENET_RCWSR0_MEM_PLL_RAT_MASK;
389 /* check if RCW sets ratio to 0, required by this workaround */
390 if (ddr_pll_ratio != 0)
392 ddr_pll_ratio = (in_be32(&gur->rcwsr[0]) >>
393 FSL_CORENET_RCWSR0_MEM_PLL_RAT_RESV_SHIFT) &
394 FSL_CORENET_RCWSR0_MEM_PLL_RAT_MASK;
395 /* check if reserved bits have the desired ratio */
396 if (ddr_pll_ratio == 0) {
397 printf("Error: Unknown DDR PLL ratio!\n");
402 setbits_be32(plldadcr1, 0x02000001);
403 #if (CONFIG_NUM_DDR_CONTROLLERS >= 2)
404 setbits_be32(plldadcr2, 0x02000001);
405 #if (CONFIG_NUM_DDR_CONTROLLERS >= 3)
406 setbits_be32(plldadcr3, 0x02000001);
409 setbits_be32(dpdovrcr4, 0xe0000000);
410 out_be32(plldgdcr1, 0x08000001 | (ddr_pll_ratio << 1));
411 #if (CONFIG_NUM_DDR_CONTROLLERS >= 2)
412 out_be32(plldgdcr2, 0x08000001 | (ddr_pll_ratio << 1));
413 #if (CONFIG_NUM_DDR_CONTROLLERS >= 3)
414 out_be32(plldgdcr3, 0x08000001 | (ddr_pll_ratio << 1));
418 clrbits_be32(plldadcr1, 0x02000001);
419 #if (CONFIG_NUM_DDR_CONTROLLERS >= 2)
420 clrbits_be32(plldadcr2, 0x02000001);
421 #if (CONFIG_NUM_DDR_CONTROLLERS >= 3)
422 clrbits_be32(plldadcr3, 0x02000001);
425 clrbits_be32(dpdovrcr4, 0xe0000000);
429 ulong cpu_init_f(void)
431 extern void m8560_cpm_reset (void);
432 #if defined(CONFIG_SYS_DCSRBAR_PHYS) || \
433 (defined(CONFIG_SECURE_BOOT) && defined(CONFIG_FSL_CORENET))
434 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
436 #if defined(CONFIG_SECURE_BOOT)
437 struct law_entry law;
439 #ifdef CONFIG_MPC8548
440 ccsr_local_ecm_t *ecm = (void *)(CONFIG_SYS_MPC85xx_ECM_ADDR);
441 uint svr = get_svr();
444 * CPU2 errata workaround: A core hang possible while executing
445 * a msync instruction and a snoopable transaction from an I/O
446 * master tagged to make quick forward progress is present.
447 * Fixed in silicon rev 2.1.
449 if ((SVR_MAJ(svr) == 1) || ((SVR_MAJ(svr) == 2 && SVR_MIN(svr) == 0x0)))
450 out_be32(&ecm->eebpcr, in_be32(&ecm->eebpcr) | (1 << 16));
456 #if defined(CONFIG_SECURE_BOOT)
457 /* Disable the LAW created for NOR flash by the PBI commands */
458 law = find_law(CONFIG_SYS_PBI_FLASH_BASE);
460 disable_law(law.index);
462 #if defined(CONFIG_SYS_CPC_REINIT_F)
466 #if defined(CONFIG_FSL_CORENET)
467 /* Put PAMU in bypass mode */
468 out_be32(&gur->pamubypenr, FSL_CORENET_PAMU_BYPASS);
474 config_8560_ioports((ccsr_cpm_t *)CONFIG_SYS_MPC85xx_CPM_ADDR);
477 init_early_memctl_regs();
479 #if defined(CONFIG_CPM2)
483 #if defined(CONFIG_QE) && !defined(CONFIG_U_QE)
484 /* Config QE ioports */
488 #if defined(CONFIG_FSL_DMA)
491 #ifdef CONFIG_FSL_CORENET
494 init_used_tlb_cams();
496 /* Invalidate the CPC before DDR gets enabled */
499 #ifdef CONFIG_SYS_DCSRBAR_PHYS
500 /* set DCSRCR so that DCSR space is 1G */
501 setbits_be32(&gur->dcsrcr, FSL_CORENET_DCSR_SZ_1G);
502 in_be32(&gur->dcsrcr);
505 #ifdef CONFIG_SYS_FSL_ERRATUM_A007212
506 fsl_erratum_a007212_workaround();
512 /* Implement a dummy function for those platforms w/o SERDES */
513 static void __fsl_serdes__init(void)
517 __attribute__((weak, alias("__fsl_serdes__init"))) void fsl_serdes_init(void);
519 #if defined(CONFIG_SYS_FSL_QORIQ_CHASSIS2) && defined(CONFIG_E6500)
520 int enable_cluster_l2(void)
523 u32 cluster, svr = get_svr();
524 ccsr_gur_t *gur = (void __iomem *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
525 struct ccsr_cluster_l2 __iomem *l2cache;
527 /* only the L2 of first cluster should be enabled as expected on T4080,
528 * but there is no EOC in the first cluster as HW sake, so return here
529 * to skip enabling L2 cache of the 2nd cluster.
531 if (SVR_SOC_VER(svr) == SVR_T4080)
534 cluster = in_be32(&gur->tp_cluster[i].lower);
535 if (cluster & TP_CLUSTER_EOC)
538 /* The first cache has already been set up, so skip it */
541 /* Look through the remaining clusters, and set up their caches */
543 int j, cluster_valid = 0;
545 l2cache = (void __iomem *)(CONFIG_SYS_FSL_CLUSTER_1_L2 + i * 0x40000);
547 cluster = in_be32(&gur->tp_cluster[i].lower);
549 /* check that at least one core/accel is enabled in cluster */
550 for (j = 0; j < 4; j++) {
551 u32 idx = (cluster >> (j*8)) & TP_CLUSTER_INIT_MASK;
552 u32 type = in_be32(&gur->tp_ityp[idx]);
554 if ((type & TP_ITYP_AV) &&
555 TP_ITYP_TYPE(type) == TP_ITYP_TYPE_PPC)
560 /* set stash ID to (cluster) * 2 + 32 + 1 */
561 clrsetbits_be32(&l2cache->l2csr1, 0xff, 32 + i * 2 + 1);
563 printf("enable l2 for cluster %d %p\n", i, l2cache);
565 out_be32(&l2cache->l2csr0, L2CSR0_L2FI|L2CSR0_L2LFC);
566 while ((in_be32(&l2cache->l2csr0)
567 & (L2CSR0_L2FI|L2CSR0_L2LFC)) != 0)
569 out_be32(&l2cache->l2csr0, L2CSR0_L2E|L2CSR0_L2PE|L2CSR0_L2REP_MODE);
572 } while (!(cluster & TP_CLUSTER_EOC));
579 * Initialize L2 as cache.
581 int l2cache_init(void)
583 __maybe_unused u32 svr = get_svr();
584 #ifdef CONFIG_L2_CACHE
585 ccsr_l2cache_t *l2cache = (void __iomem *)CONFIG_SYS_MPC85xx_L2_ADDR;
586 #elif defined(CONFIG_SYS_FSL_QORIQ_CHASSIS2) && defined(CONFIG_E6500)
587 struct ccsr_cluster_l2 * l2cache = (void __iomem *)CONFIG_SYS_FSL_CLUSTER_1_L2;
592 #if defined(CONFIG_L2_CACHE)
593 volatile uint cache_ctl;
597 ver = SVR_SOC_VER(svr);
600 cache_ctl = l2cache->l2ctl;
602 #if defined(CONFIG_SYS_RAMBOOT) && defined(CONFIG_SYS_INIT_L2_ADDR)
603 if (cache_ctl & MPC85xx_L2CTL_L2E) {
604 /* Clear L2 SRAM memory-mapped base address */
605 out_be32(&l2cache->l2srbar0, 0x0);
606 out_be32(&l2cache->l2srbar1, 0x0);
608 /* set MBECCDIS=0, SBECCDIS=0 */
609 clrbits_be32(&l2cache->l2errdis,
610 (MPC85xx_L2ERRDIS_MBECC |
611 MPC85xx_L2ERRDIS_SBECC));
613 /* set L2E=0, L2SRAM=0 */
614 clrbits_be32(&l2cache->l2ctl,
616 MPC85xx_L2CTL_L2SRAM_ENTIRE));
620 l2siz_field = (cache_ctl >> 28) & 0x3;
622 switch (l2siz_field) {
624 printf(" unknown size (0x%08x)\n", cache_ctl);
628 if (ver == SVR_8540 || ver == SVR_8560 ||
629 ver == SVR_8541 || ver == SVR_8555) {
631 /* set L2E=1, L2I=1, & L2BLKSZ=1 (128 KiBibyte) */
632 cache_ctl = 0xc4000000;
635 cache_ctl = 0xc0000000; /* set L2E=1, L2I=1, & L2SRAM=0 */
639 if (ver == SVR_8540 || ver == SVR_8560 ||
640 ver == SVR_8541 || ver == SVR_8555) {
642 /* set L2E=1, L2I=1, & L2BLKSZ=2 (256 KiBibyte) */
643 cache_ctl = 0xc8000000;
646 /* set L2E=1, L2I=1, & L2SRAM=0 */
647 cache_ctl = 0xc0000000;
652 /* set L2E=1, L2I=1, & L2SRAM=0 */
653 cache_ctl = 0xc0000000;
657 if (l2cache->l2ctl & MPC85xx_L2CTL_L2E) {
658 puts("already enabled");
659 #if defined(CONFIG_SYS_INIT_L2_ADDR) && defined(CONFIG_SYS_FLASH_BASE)
660 u32 l2srbar = l2cache->l2srbar0;
661 if (l2cache->l2ctl & MPC85xx_L2CTL_L2SRAM_ENTIRE
662 && l2srbar >= CONFIG_SYS_FLASH_BASE) {
663 l2srbar = CONFIG_SYS_INIT_L2_ADDR;
664 l2cache->l2srbar0 = l2srbar;
665 printf(", moving to 0x%08x", CONFIG_SYS_INIT_L2_ADDR);
667 #endif /* CONFIG_SYS_INIT_L2_ADDR */
671 l2cache->l2ctl = cache_ctl; /* invalidate & enable */
675 #elif defined(CONFIG_BACKSIDE_L2_CACHE)
676 if (SVR_SOC_VER(svr) == SVR_P2040) {
681 u32 l2cfg0 = mfspr(SPRN_L2CFG0);
683 /* invalidate the L2 cache */
684 mtspr(SPRN_L2CSR0, (L2CSR0_L2FI|L2CSR0_L2LFC));
685 while (mfspr(SPRN_L2CSR0) & (L2CSR0_L2FI|L2CSR0_L2LFC))
688 #ifdef CONFIG_SYS_CACHE_STASHING
689 /* set stash id to (coreID) * 2 + 32 + L2 (1) */
690 mtspr(SPRN_L2CSR1, (32 + 1));
693 /* enable the cache */
694 mtspr(SPRN_L2CSR0, CONFIG_SYS_INIT_L2CSR0);
696 if (CONFIG_SYS_INIT_L2CSR0 & L2CSR0_L2E) {
697 while (!(mfspr(SPRN_L2CSR0) & L2CSR0_L2E))
699 print_size((l2cfg0 & 0x3fff) * 64 * 1024, " enabled\n");
703 #elif defined(CONFIG_SYS_FSL_QORIQ_CHASSIS2) && defined(CONFIG_E6500)
704 if (l2cache->l2csr0 & L2CSR0_L2E)
705 print_size((l2cache->l2cfg0 & 0x3fff) * 64 * 1024,
718 * The newer 8548, etc, parts have twice as much cache, but
719 * use the same bit-encoding as the older 8555, etc, parts.
724 __maybe_unused u32 svr = get_svr();
725 #ifdef CONFIG_SYS_LBC_LCRR
726 fsl_lbc_t *lbc = (void __iomem *)LBC_BASE_ADDR;
728 #if defined(CONFIG_PPC_SPINTABLE_COMPATIBLE) && defined(CONFIG_MP)
729 extern int spin_table_compat;
732 #ifdef CONFIG_SYS_FSL_ERRATUM_SEC_A003571
733 ccsr_sec_t __iomem *sec = (void *)CONFIG_SYS_FSL_SEC_ADDR;
735 #if defined(CONFIG_SYS_P4080_ERRATUM_CPU22) || \
736 defined(CONFIG_SYS_FSL_ERRATUM_NMG_CPU_A011)
738 * CPU22 and NMG_CPU_A011 share the same workaround.
739 * CPU22 applies to P4080 rev 1.0, 2.0, fixed in 3.0
740 * NMG_CPU_A011 applies to P4080 rev 1.0, 2.0, fixed in 3.0
741 * also applies to P3041 rev 1.0, 1.1, P2041 rev 1.0, 1.1, both
742 * fixed in 2.0. NMG_CPU_A011 is activated by default and can
743 * be disabled by hwconfig with syntax:
745 * fsl_cpu_a011:disable
747 extern int enable_cpu_a011_workaround;
748 #ifdef CONFIG_SYS_P4080_ERRATUM_CPU22
749 enable_cpu_a011_workaround = (SVR_MAJ(svr) < 3);
751 char buffer[HWCONFIG_BUFFER_SIZE];
755 n = getenv_f("hwconfig", buffer, sizeof(buffer));
759 res = hwconfig_arg_cmp_f("fsl_cpu_a011", "disable", buf);
761 enable_cpu_a011_workaround = 0;
763 if (n >= HWCONFIG_BUFFER_SIZE) {
764 printf("fsl_cpu_a011 was not found. hwconfig variable "
765 "may be too long\n");
767 enable_cpu_a011_workaround =
768 (SVR_SOC_VER(svr) == SVR_P4080 && SVR_MAJ(svr) < 3) ||
769 (SVR_SOC_VER(svr) != SVR_P4080 && SVR_MAJ(svr) < 2);
772 if (enable_cpu_a011_workaround) {
774 mtspr(L1CSR2, (mfspr(L1CSR2) | L1CSR2_DCWS));
778 #ifdef CONFIG_SYS_FSL_ERRATUM_A005812
780 * A-005812 workaround sets bit 32 of SPR 976 for SoCs running
781 * in write shadow mode. Checking DCWS before setting SPR 976.
783 if (mfspr(L1CSR2) & L1CSR2_DCWS)
784 mtspr(SPRN_HDBCR0, (mfspr(SPRN_HDBCR0) | 0x80000000));
787 #if defined(CONFIG_PPC_SPINTABLE_COMPATIBLE) && defined(CONFIG_MP)
788 spin = getenv("spin_table_compat");
789 if (spin && (*spin == 'n'))
790 spin_table_compat = 0;
792 spin_table_compat = 1;
795 #ifdef CONFIG_FSL_CORENET
797 #ifdef CONFIG_SYS_DPAA_QBMAN
803 #if defined(CONFIG_RAMBOOT_PBL)
807 #if defined(T1040_TDM_QUIRK_CCSR_BASE)
811 #ifndef CONFIG_SYS_FSL_NO_SERDES
812 /* needs to be in ram since code uses global static vars */
816 #ifdef CONFIG_SYS_FSL_ERRATUM_SEC_A003571
817 #define MCFGR_AXIPIPE 0x000000f0
818 if (IS_SVR_REV(svr, 1, 0))
819 sec_clrbits32(&sec->mcfgr, MCFGR_AXIPIPE);
822 #ifdef CONFIG_SYS_FSL_ERRATUM_A005871
823 if (IS_SVR_REV(svr, 1, 0)) {
825 __be32 *p = (void __iomem *)CONFIG_SYS_DCSRBAR + 0xb004c;
827 for (i = 0; i < 12; i++) {
828 p += i + (i > 5 ? 11 : 0);
831 p = (void __iomem *)CONFIG_SYS_DCSRBAR + 0xb0108;
836 #ifdef CONFIG_SYS_SRIO
838 #ifdef CONFIG_SRIO_PCIE_BOOT_MASTER
839 char *s = getenv("bootmaster");
841 if (!strcmp(s, "SRIO1")) {
843 srio_boot_master_release_slave(1);
845 if (!strcmp(s, "SRIO2")) {
847 srio_boot_master_release_slave(2);
853 #if defined(CONFIG_MP)
857 #ifdef CONFIG_SYS_FSL_ERRATUM_ESDHC13
859 if (SVR_MAJ(svr) < 3) {
861 p = (void *)CONFIG_SYS_DCSRBAR + 0x20520;
862 setbits_be32(p, 1 << (31 - 14));
867 #ifdef CONFIG_SYS_LBC_LCRR
869 * Modify the CLKDIV field of LCRR register to improve the writing
870 * speed for NOR flash.
872 clrsetbits_be32(&lbc->lcrr, LCRR_CLKDIV, CONFIG_SYS_LBC_LCRR);
873 __raw_readl(&lbc->lcrr);
875 #ifdef CONFIG_SYS_FSL_ERRATUM_NMG_LBC103
880 #ifdef CONFIG_SYS_FSL_USB1_PHY_ENABLE
882 struct ccsr_usb_phy __iomem *usb_phy1 =
883 (void *)CONFIG_SYS_MPC85xx_USB1_PHY_ADDR;
884 #ifdef CONFIG_SYS_FSL_ERRATUM_A006261
885 if (has_erratum_a006261())
886 fsl_erratum_a006261_workaround(usb_phy1);
888 out_be32(&usb_phy1->usb_enable_override,
889 CONFIG_SYS_FSL_USB_ENABLE_OVERRIDE);
892 #ifdef CONFIG_SYS_FSL_USB2_PHY_ENABLE
894 struct ccsr_usb_phy __iomem *usb_phy2 =
895 (void *)CONFIG_SYS_MPC85xx_USB2_PHY_ADDR;
896 #ifdef CONFIG_SYS_FSL_ERRATUM_A006261
897 if (has_erratum_a006261())
898 fsl_erratum_a006261_workaround(usb_phy2);
900 out_be32(&usb_phy2->usb_enable_override,
901 CONFIG_SYS_FSL_USB_ENABLE_OVERRIDE);
905 #ifdef CONFIG_SYS_FSL_ERRATUM_USB14
906 /* On P204x/P304x/P50x0 Rev1.0, USB transmit will result internal
907 * multi-bit ECC errors which has impact on performance, so software
908 * should disable all ECC reporting from USB1 and USB2.
910 if (IS_SVR_REV(get_svr(), 1, 0)) {
911 struct dcsr_dcfg_regs *dcfg = (struct dcsr_dcfg_regs *)
912 (CONFIG_SYS_DCSRBAR + CONFIG_SYS_DCSR_DCFG_OFFSET);
913 setbits_be32(&dcfg->ecccr1,
914 (DCSR_DCFG_ECC_DISABLE_USB1 |
915 DCSR_DCFG_ECC_DISABLE_USB2));
919 #if defined(CONFIG_SYS_FSL_USB_DUAL_PHY_ENABLE)
920 struct ccsr_usb_phy __iomem *usb_phy =
921 (void *)CONFIG_SYS_MPC85xx_USB1_PHY_ADDR;
922 setbits_be32(&usb_phy->pllprg[1],
923 CONFIG_SYS_FSL_USB_PLLPRG2_PHY2_CLK_EN |
924 CONFIG_SYS_FSL_USB_PLLPRG2_PHY1_CLK_EN |
925 CONFIG_SYS_FSL_USB_PLLPRG2_MFI |
926 CONFIG_SYS_FSL_USB_PLLPRG2_PLL_EN);
927 #ifdef CONFIG_SYS_FSL_SINGLE_SOURCE_CLK
928 usb_single_source_clk_configure(usb_phy);
930 setbits_be32(&usb_phy->port1.ctrl,
931 CONFIG_SYS_FSL_USB_CTRL_PHY_EN);
932 setbits_be32(&usb_phy->port1.drvvbuscfg,
933 CONFIG_SYS_FSL_USB_DRVVBUS_CR_EN);
934 setbits_be32(&usb_phy->port1.pwrfltcfg,
935 CONFIG_SYS_FSL_USB_PWRFLT_CR_EN);
936 setbits_be32(&usb_phy->port2.ctrl,
937 CONFIG_SYS_FSL_USB_CTRL_PHY_EN);
938 setbits_be32(&usb_phy->port2.drvvbuscfg,
939 CONFIG_SYS_FSL_USB_DRVVBUS_CR_EN);
940 setbits_be32(&usb_phy->port2.pwrfltcfg,
941 CONFIG_SYS_FSL_USB_PWRFLT_CR_EN);
943 #ifdef CONFIG_SYS_FSL_ERRATUM_A006261
944 if (has_erratum_a006261())
945 fsl_erratum_a006261_workaround(usb_phy);
948 #endif /* CONFIG_SYS_FSL_USB_DUAL_PHY_ENABLE */
950 #ifdef CONFIG_FMAN_ENET
954 #ifdef CONFIG_FSL_CAAM
958 #if defined(CONFIG_FSL_SATA_V2) && defined(CONFIG_FSL_SATA_ERRATUM_A001)
960 * For P1022/1013 Rev1.0 silicon, after power on SATA host
961 * controller is configured in legacy mode instead of the
962 * expected enterprise mode. Software needs to clear bit[28]
963 * of HControl register to change to enterprise mode from
964 * legacy mode. We assume that the controller is offline.
966 if (IS_SVR_REV(svr, 1, 0) &&
967 ((SVR_SOC_VER(svr) == SVR_P1022) ||
968 (SVR_SOC_VER(svr) == SVR_P1013))) {
971 /* first SATA controller */
972 reg = (void *)CONFIG_SYS_MPC85xx_SATA1_ADDR;
973 clrbits_le32(®->hcontrol, HCONTROL_ENTERPRISE_EN);
975 /* second SATA controller */
976 reg = (void *)CONFIG_SYS_MPC85xx_SATA2_ADDR;
977 clrbits_le32(®->hcontrol, HCONTROL_ENTERPRISE_EN);
981 init_used_tlb_cams();
986 void arch_preboot_os(void)
991 * We are changing interrupt offsets and are about to boot the OS so
992 * we need to make sure we disable all async interrupts. EE is already
993 * disabled by the time we get called.
996 msr &= ~(MSR_ME|MSR_CE);
1000 #if defined(CONFIG_CMD_SATA) && defined(CONFIG_FSL_SATA)
1001 int sata_initialize(void)
1003 if (is_serdes_configured(SATA1) || is_serdes_configured(SATA2))
1004 return __sata_initialize();
1010 void cpu_secondary_init_r(void)
1013 uint qe_base = CONFIG_SYS_IMMR + 0x00140000; /* QE immr base */
1014 #elif defined CONFIG_QE
1015 uint qe_base = CONFIG_SYS_IMMR + 0x00080000; /* QE immr base */