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>
29 #include <fsl_qbman.h>
33 #include <linux/compiler.h>
35 #ifdef CONFIG_CHAIN_OF_TRUST
36 #include <fsl_validate.h>
38 #ifdef CONFIG_FSL_CAAM
41 #if defined(CONFIG_SECURE_BOOT) && defined(CONFIG_FSL_CORENET)
42 #include <asm/fsl_pamu.h>
43 #include <fsl_secboot_err.h>
45 #ifdef CONFIG_SYS_QE_FMAN_FW_IN_NAND
49 #ifndef CONFIG_ARCH_QEMU_E500
52 #include "../../../../drivers/ata/fsl_sata.h"
57 DECLARE_GLOBAL_DATA_PTR;
59 #ifdef CONFIG_SYS_FSL_SINGLE_SOURCE_CLK
61 * For deriving usb clock from 100MHz sysclk, reference divisor is set
62 * to a value of 5, which gives an intermediate value 20(100/5). The
63 * multiplication factor integer is set to 24, which when multiplied to
64 * above intermediate value provides clock for usb ip.
66 void usb_single_source_clk_configure(struct ccsr_usb_phy *usb_phy)
70 get_sys_info(&sysinfo);
71 if (sysinfo.diff_sysclk == 1) {
72 clrbits_be32(&usb_phy->pllprg[1],
73 CONFIG_SYS_FSL_USB_PLLPRG2_MFI);
74 setbits_be32(&usb_phy->pllprg[1],
75 CONFIG_SYS_FSL_USB_PLLPRG2_REF_DIV_INTERNAL_CLK |
76 CONFIG_SYS_FSL_USB_PLLPRG2_MFI_INTERNAL_CLK |
77 CONFIG_SYS_FSL_USB_INTERNAL_SOC_CLK_EN);
82 #ifdef CONFIG_SYS_FSL_ERRATUM_A006261
83 void fsl_erratum_a006261_workaround(struct ccsr_usb_phy __iomem *usb_phy)
85 #ifdef CONFIG_SYS_FSL_USB_DUAL_PHY_ENABLE
86 u32 xcvrprg = in_be32(&usb_phy->port1.xcvrprg);
88 /* Increase Disconnect Threshold by 50mV */
89 xcvrprg &= ~CONFIG_SYS_FSL_USB_XCVRPRG_HS_DCNT_PROG_MASK |
90 INC_DCNT_THRESHOLD_50MV;
91 /* Enable programming of USB High speed Disconnect threshold */
92 xcvrprg |= CONFIG_SYS_FSL_USB_XCVRPRG_HS_DCNT_PROG_EN;
93 out_be32(&usb_phy->port1.xcvrprg, xcvrprg);
95 xcvrprg = in_be32(&usb_phy->port2.xcvrprg);
96 /* Increase Disconnect Threshold by 50mV */
97 xcvrprg &= ~CONFIG_SYS_FSL_USB_XCVRPRG_HS_DCNT_PROG_MASK |
98 INC_DCNT_THRESHOLD_50MV;
99 /* Enable programming of USB High speed Disconnect threshold */
100 xcvrprg |= CONFIG_SYS_FSL_USB_XCVRPRG_HS_DCNT_PROG_EN;
101 out_be32(&usb_phy->port2.xcvrprg, xcvrprg);
105 u32 status = in_be32(&usb_phy->status1);
107 u32 squelch_prog_rd_0_2 =
108 (status >> CONFIG_SYS_FSL_USB_SQUELCH_PROG_RD_0)
109 & CONFIG_SYS_FSL_USB_SQUELCH_PROG_MASK;
111 u32 squelch_prog_rd_3_5 =
112 (status >> CONFIG_SYS_FSL_USB_SQUELCH_PROG_RD_3)
113 & CONFIG_SYS_FSL_USB_SQUELCH_PROG_MASK;
115 setbits_be32(&usb_phy->config1,
116 CONFIG_SYS_FSL_USB_HS_DISCNCT_INC);
117 setbits_be32(&usb_phy->config2,
118 CONFIG_SYS_FSL_USB_RX_AUTO_CAL_RD_WR_SEL);
120 temp = squelch_prog_rd_0_2 << CONFIG_SYS_FSL_USB_SQUELCH_PROG_WR_3;
121 out_be32(&usb_phy->config2, in_be32(&usb_phy->config2) | temp);
123 temp = squelch_prog_rd_3_5 << CONFIG_SYS_FSL_USB_SQUELCH_PROG_WR_0;
124 out_be32(&usb_phy->config2, in_be32(&usb_phy->config2) | temp);
130 #if defined(CONFIG_QE) && !defined(CONFIG_U_QE)
131 extern qe_iop_conf_t qe_iop_conf_tab[];
132 extern void qe_config_iopin(u8 port, u8 pin, int dir,
133 int open_drain, int assign);
134 extern void qe_init(uint qe_base);
135 extern void qe_reset(void);
137 static void config_qe_ioports(void)
140 int dir, open_drain, assign;
143 for (i = 0; qe_iop_conf_tab[i].assign != QE_IOP_TAB_END; i++) {
144 port = qe_iop_conf_tab[i].port;
145 pin = qe_iop_conf_tab[i].pin;
146 dir = qe_iop_conf_tab[i].dir;
147 open_drain = qe_iop_conf_tab[i].open_drain;
148 assign = qe_iop_conf_tab[i].assign;
149 qe_config_iopin(port, pin, dir, open_drain, assign);
155 void config_8560_ioports (volatile ccsr_cpm_t * cpm)
159 for (portnum = 0; portnum < 4; portnum++) {
166 iop_conf_t *iopc = (iop_conf_t *) & iop_conf_tab[portnum][0];
167 iop_conf_t *eiopc = iopc + 32;
172 * index 0 refers to pin 31,
173 * index 31 refers to pin 0
175 while (iopc < eiopc) {
195 volatile ioport_t *iop = ioport_addr (cpm, portnum);
199 * the (somewhat confused) paragraph at the
200 * bottom of page 35-5 warns that there might
201 * be "unknown behaviour" when programming
202 * PSORx and PDIRx, if PPARx = 1, so I
203 * decided this meant I had to disable the
204 * dedicated function first, and enable it
208 iop->psor = (iop->psor & tpmsk) | psor;
209 iop->podr = (iop->podr & tpmsk) | podr;
210 iop->pdat = (iop->pdat & tpmsk) | pdat;
211 iop->pdir = (iop->pdir & tpmsk) | pdir;
218 #ifdef CONFIG_SYS_FSL_CPC
219 #if defined(CONFIG_RAMBOOT_PBL) || defined(CONFIG_SYS_CPC_REINIT_F)
220 void disable_cpc_sram(void)
224 cpc_corenet_t *cpc = (cpc_corenet_t *)CONFIG_SYS_FSL_CPC_ADDR;
226 for (i = 0; i < CONFIG_SYS_NUM_CPC; i++, cpc++) {
227 if (in_be32(&cpc->cpcsrcr0) & CPC_SRCR0_SRAMEN) {
228 /* find and disable LAW of SRAM */
229 struct law_entry law = find_law(CONFIG_SYS_INIT_L3_ADDR);
231 if (law.index == -1) {
232 printf("\nFatal error happened\n");
235 disable_law(law.index);
237 clrbits_be32(&cpc->cpchdbcr0, CPC_HDBCR0_CDQ_SPEC_DIS);
238 out_be32(&cpc->cpccsr0, 0);
239 out_be32(&cpc->cpcsrcr0, 0);
245 #if defined(T1040_TDM_QUIRK_CCSR_BASE)
247 #error POST memory test cannot be enabled with TDM
249 static void enable_tdm_law(void)
252 char buffer[HWCONFIG_BUFFER_SIZE] = {0};
253 int tdm_hwconfig_enabled = 0;
256 * Extract hwconfig from environment since environment
257 * is not setup properly yet. Search for tdm entry in
260 ret = env_get_f("hwconfig", buffer, sizeof(buffer));
262 tdm_hwconfig_enabled = hwconfig_f("tdm", buffer);
263 /* If tdm is defined in hwconfig, set law for tdm workaround */
264 if (tdm_hwconfig_enabled)
265 set_next_law(T1040_TDM_QUIRK_CCSR_BASE, LAW_SIZE_16M,
271 void enable_cpc(void)
277 char buffer[HWCONFIG_BUFFER_SIZE];
279 bool have_hwconfig = false;
281 cpc_corenet_t *cpc = (cpc_corenet_t *)CONFIG_SYS_FSL_CPC_ADDR;
283 /* Extract hwconfig from environment */
284 ret = env_get_f("hwconfig", buffer, sizeof(buffer));
287 * If "en_cpc" is not defined in hwconfig then by default all
288 * cpcs are enable. If this config is defined then individual
289 * cpcs which have to be enabled should also be defined.
290 * e.g en_cpc:cpc1,cpc2;
292 if (hwconfig_f("en_cpc", buffer))
293 have_hwconfig = true;
296 for (i = 0; i < CONFIG_SYS_NUM_CPC; i++, cpc++) {
298 sprintf(cpc_subarg, "cpc%u", i + 1);
299 cpc_args = hwconfig_sub_f("en_cpc", cpc_subarg, buffer);
303 cpccfg0 = in_be32(&cpc->cpccfg0);
304 size += CPC_CFG0_SZ_K(cpccfg0);
306 #ifdef CONFIG_SYS_FSL_ERRATUM_CPC_A002
307 setbits_be32(&cpc->cpchdbcr0, CPC_HDBCR0_TAG_ECC_SCRUB_DIS);
309 #ifdef CONFIG_SYS_FSL_ERRATUM_CPC_A003
310 setbits_be32(&cpc->cpchdbcr0, CPC_HDBCR0_DATA_ECC_SCRUB_DIS);
312 #ifdef CONFIG_SYS_FSL_ERRATUM_A006593
313 setbits_be32(&cpc->cpchdbcr0, 1 << (31 - 21));
315 #ifdef CONFIG_SYS_FSL_ERRATUM_A006379
316 if (has_erratum_a006379()) {
317 setbits_be32(&cpc->cpchdbcr0,
318 CPC_HDBCR0_SPLRU_LEVEL_EN);
322 out_be32(&cpc->cpccsr0, CPC_CSR0_CE | CPC_CSR0_PE);
323 /* Read back to sync write */
324 in_be32(&cpc->cpccsr0);
328 puts("Corenet Platform Cache: ");
329 print_size(size * 1024, " enabled\n");
332 static void invalidate_cpc(void)
335 cpc_corenet_t *cpc = (cpc_corenet_t *)CONFIG_SYS_FSL_CPC_ADDR;
337 for (i = 0; i < CONFIG_SYS_NUM_CPC; i++, cpc++) {
338 /* skip CPC when it used as all SRAM */
339 if (in_be32(&cpc->cpcsrcr0) & CPC_SRCR0_SRAMEN)
341 /* Flash invalidate the CPC and clear all the locks */
342 out_be32(&cpc->cpccsr0, CPC_CSR0_FI | CPC_CSR0_LFC);
343 while (in_be32(&cpc->cpccsr0) & (CPC_CSR0_FI | CPC_CSR0_LFC))
349 #define invalidate_cpc()
350 #define disable_cpc_sram()
351 #endif /* CONFIG_SYS_FSL_CPC */
354 * Breathe some life into the CPU...
356 * Set up the memory map
357 * initialize a bunch of registers
360 #ifdef CONFIG_FSL_CORENET
361 static void corenet_tb_init(void)
363 volatile ccsr_rcpm_t *rcpm =
364 (void *)(CONFIG_SYS_FSL_CORENET_RCPM_ADDR);
365 volatile ccsr_pic_t *pic =
366 (void *)(CONFIG_SYS_MPC8xxx_PIC_ADDR);
367 u32 whoami = in_be32(&pic->whoami);
369 /* Enable the timebase register for this core */
370 out_be32(&rcpm->ctbenrl, (1 << whoami));
374 #ifdef CONFIG_SYS_FSL_ERRATUM_A007212
375 void fsl_erratum_a007212_workaround(void)
377 ccsr_gur_t __iomem *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
379 u32 __iomem *plldgdcr1 = (void *)(CONFIG_SYS_DCSRBAR + 0x21c20);
380 u32 __iomem *plldadcr1 = (void *)(CONFIG_SYS_DCSRBAR + 0x21c28);
381 u32 __iomem *dpdovrcr4 = (void *)(CONFIG_SYS_DCSRBAR + 0x21e80);
382 #if (CONFIG_SYS_NUM_DDR_CTLRS >= 2)
383 u32 __iomem *plldgdcr2 = (void *)(CONFIG_SYS_DCSRBAR + 0x21c40);
384 u32 __iomem *plldadcr2 = (void *)(CONFIG_SYS_DCSRBAR + 0x21c48);
385 #if (CONFIG_SYS_NUM_DDR_CTLRS >= 3)
386 u32 __iomem *plldgdcr3 = (void *)(CONFIG_SYS_DCSRBAR + 0x21c60);
387 u32 __iomem *plldadcr3 = (void *)(CONFIG_SYS_DCSRBAR + 0x21c68);
391 * Even this workaround applies to selected version of SoCs, it is
392 * safe to apply to all versions, with the limitation of odd ratios.
393 * If RCW has disabled DDR PLL, we have to apply this workaround,
394 * otherwise DDR will not work.
396 ddr_pll_ratio = (in_be32(&gur->rcwsr[0]) >>
397 FSL_CORENET_RCWSR0_MEM_PLL_RAT_SHIFT) &
398 FSL_CORENET_RCWSR0_MEM_PLL_RAT_MASK;
399 /* check if RCW sets ratio to 0, required by this workaround */
400 if (ddr_pll_ratio != 0)
402 ddr_pll_ratio = (in_be32(&gur->rcwsr[0]) >>
403 FSL_CORENET_RCWSR0_MEM_PLL_RAT_RESV_SHIFT) &
404 FSL_CORENET_RCWSR0_MEM_PLL_RAT_MASK;
405 /* check if reserved bits have the desired ratio */
406 if (ddr_pll_ratio == 0) {
407 printf("Error: Unknown DDR PLL ratio!\n");
412 setbits_be32(plldadcr1, 0x02000001);
413 #if (CONFIG_SYS_NUM_DDR_CTLRS >= 2)
414 setbits_be32(plldadcr2, 0x02000001);
415 #if (CONFIG_SYS_NUM_DDR_CTLRS >= 3)
416 setbits_be32(plldadcr3, 0x02000001);
419 setbits_be32(dpdovrcr4, 0xe0000000);
420 out_be32(plldgdcr1, 0x08000001 | (ddr_pll_ratio << 1));
421 #if (CONFIG_SYS_NUM_DDR_CTLRS >= 2)
422 out_be32(plldgdcr2, 0x08000001 | (ddr_pll_ratio << 1));
423 #if (CONFIG_SYS_NUM_DDR_CTLRS >= 3)
424 out_be32(plldgdcr3, 0x08000001 | (ddr_pll_ratio << 1));
428 clrbits_be32(plldadcr1, 0x02000001);
429 #if (CONFIG_SYS_NUM_DDR_CTLRS >= 2)
430 clrbits_be32(plldadcr2, 0x02000001);
431 #if (CONFIG_SYS_NUM_DDR_CTLRS >= 3)
432 clrbits_be32(plldadcr3, 0x02000001);
435 clrbits_be32(dpdovrcr4, 0xe0000000);
439 ulong cpu_init_f(void)
441 extern void m8560_cpm_reset (void);
442 #ifdef CONFIG_SYS_DCSRBAR_PHYS
443 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
445 #if defined(CONFIG_SECURE_BOOT) && !defined(CONFIG_SYS_RAMBOOT)
446 struct law_entry law;
448 #ifdef CONFIG_ARCH_MPC8548
449 ccsr_local_ecm_t *ecm = (void *)(CONFIG_SYS_MPC85xx_ECM_ADDR);
450 uint svr = get_svr();
453 * CPU2 errata workaround: A core hang possible while executing
454 * a msync instruction and a snoopable transaction from an I/O
455 * master tagged to make quick forward progress is present.
456 * Fixed in silicon rev 2.1.
458 if ((SVR_MAJ(svr) == 1) || ((SVR_MAJ(svr) == 2 && SVR_MIN(svr) == 0x0)))
459 out_be32(&ecm->eebpcr, in_be32(&ecm->eebpcr) | (1 << 16));
465 #if defined(CONFIG_SECURE_BOOT) && !defined(CONFIG_SYS_RAMBOOT)
466 /* Disable the LAW created for NOR flash by the PBI commands */
467 law = find_law(CONFIG_SYS_PBI_FLASH_BASE);
469 disable_law(law.index);
471 #if defined(CONFIG_SYS_CPC_REINIT_F)
477 config_8560_ioports((ccsr_cpm_t *)CONFIG_SYS_MPC85xx_CPM_ADDR);
480 init_early_memctl_regs();
482 #if defined(CONFIG_CPM2)
486 #if defined(CONFIG_QE) && !defined(CONFIG_U_QE)
487 /* Config QE ioports */
491 #if defined(CONFIG_FSL_DMA)
494 #ifdef CONFIG_FSL_CORENET
497 init_used_tlb_cams();
499 /* Invalidate the CPC before DDR gets enabled */
502 #ifdef CONFIG_SYS_DCSRBAR_PHYS
503 /* set DCSRCR so that DCSR space is 1G */
504 setbits_be32(&gur->dcsrcr, FSL_CORENET_DCSR_SZ_1G);
505 in_be32(&gur->dcsrcr);
508 #ifdef CONFIG_SYS_FSL_ERRATUM_A007212
509 fsl_erratum_a007212_workaround();
515 /* Implement a dummy function for those platforms w/o SERDES */
516 static void __fsl_serdes__init(void)
520 __attribute__((weak, alias("__fsl_serdes__init"))) void fsl_serdes_init(void);
522 #if defined(CONFIG_SYS_FSL_QORIQ_CHASSIS2) && defined(CONFIG_E6500)
523 int enable_cluster_l2(void)
526 u32 cluster, svr = get_svr();
527 ccsr_gur_t *gur = (void __iomem *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
528 struct ccsr_cluster_l2 __iomem *l2cache;
530 /* only the L2 of first cluster should be enabled as expected on T4080,
531 * but there is no EOC in the first cluster as HW sake, so return here
532 * to skip enabling L2 cache of the 2nd cluster.
534 if (SVR_SOC_VER(svr) == SVR_T4080)
537 cluster = in_be32(&gur->tp_cluster[i].lower);
538 if (cluster & TP_CLUSTER_EOC)
541 /* The first cache has already been set up, so skip it */
544 /* Look through the remaining clusters, and set up their caches */
546 int j, cluster_valid = 0;
548 l2cache = (void __iomem *)(CONFIG_SYS_FSL_CLUSTER_1_L2 + i * 0x40000);
550 cluster = in_be32(&gur->tp_cluster[i].lower);
552 /* check that at least one core/accel is enabled in cluster */
553 for (j = 0; j < 4; j++) {
554 u32 idx = (cluster >> (j*8)) & TP_CLUSTER_INIT_MASK;
555 u32 type = in_be32(&gur->tp_ityp[idx]);
557 if ((type & TP_ITYP_AV) &&
558 TP_ITYP_TYPE(type) == TP_ITYP_TYPE_PPC)
563 /* set stash ID to (cluster) * 2 + 32 + 1 */
564 clrsetbits_be32(&l2cache->l2csr1, 0xff, 32 + i * 2 + 1);
566 printf("enable l2 for cluster %d %p\n", i, l2cache);
568 out_be32(&l2cache->l2csr0, L2CSR0_L2FI|L2CSR0_L2LFC);
569 while ((in_be32(&l2cache->l2csr0)
570 & (L2CSR0_L2FI|L2CSR0_L2LFC)) != 0)
572 out_be32(&l2cache->l2csr0, L2CSR0_L2E|L2CSR0_L2PE|L2CSR0_L2REP_MODE);
575 } while (!(cluster & TP_CLUSTER_EOC));
582 * Initialize L2 as cache.
584 int l2cache_init(void)
586 __maybe_unused u32 svr = get_svr();
587 #ifdef CONFIG_L2_CACHE
588 ccsr_l2cache_t *l2cache = (void __iomem *)CONFIG_SYS_MPC85xx_L2_ADDR;
589 #elif defined(CONFIG_SYS_FSL_QORIQ_CHASSIS2) && defined(CONFIG_E6500)
590 struct ccsr_cluster_l2 * l2cache = (void __iomem *)CONFIG_SYS_FSL_CLUSTER_1_L2;
595 #if defined(CONFIG_L2_CACHE)
596 volatile uint cache_ctl;
600 ver = SVR_SOC_VER(svr);
603 cache_ctl = l2cache->l2ctl;
605 #if defined(CONFIG_SYS_RAMBOOT) && defined(CONFIG_SYS_INIT_L2_ADDR)
606 if (cache_ctl & MPC85xx_L2CTL_L2E) {
607 /* Clear L2 SRAM memory-mapped base address */
608 out_be32(&l2cache->l2srbar0, 0x0);
609 out_be32(&l2cache->l2srbar1, 0x0);
611 /* set MBECCDIS=0, SBECCDIS=0 */
612 clrbits_be32(&l2cache->l2errdis,
613 (MPC85xx_L2ERRDIS_MBECC |
614 MPC85xx_L2ERRDIS_SBECC));
616 /* set L2E=0, L2SRAM=0 */
617 clrbits_be32(&l2cache->l2ctl,
619 MPC85xx_L2CTL_L2SRAM_ENTIRE));
623 l2siz_field = (cache_ctl >> 28) & 0x3;
625 switch (l2siz_field) {
627 printf(" unknown size (0x%08x)\n", cache_ctl);
631 if (ver == SVR_8540 || ver == SVR_8560 ||
632 ver == SVR_8541 || ver == SVR_8555) {
634 /* set L2E=1, L2I=1, & L2BLKSZ=1 (128 KiBibyte) */
635 cache_ctl = 0xc4000000;
638 cache_ctl = 0xc0000000; /* set L2E=1, L2I=1, & L2SRAM=0 */
642 if (ver == SVR_8540 || ver == SVR_8560 ||
643 ver == SVR_8541 || ver == SVR_8555) {
645 /* set L2E=1, L2I=1, & L2BLKSZ=2 (256 KiBibyte) */
646 cache_ctl = 0xc8000000;
649 /* set L2E=1, L2I=1, & L2SRAM=0 */
650 cache_ctl = 0xc0000000;
655 /* set L2E=1, L2I=1, & L2SRAM=0 */
656 cache_ctl = 0xc0000000;
660 if (l2cache->l2ctl & MPC85xx_L2CTL_L2E) {
661 puts("already enabled");
662 #if defined(CONFIG_SYS_INIT_L2_ADDR) && defined(CONFIG_SYS_FLASH_BASE)
663 u32 l2srbar = l2cache->l2srbar0;
664 if (l2cache->l2ctl & MPC85xx_L2CTL_L2SRAM_ENTIRE
665 && l2srbar >= CONFIG_SYS_FLASH_BASE) {
666 l2srbar = CONFIG_SYS_INIT_L2_ADDR;
667 l2cache->l2srbar0 = l2srbar;
668 printf(", moving to 0x%08x", CONFIG_SYS_INIT_L2_ADDR);
670 #endif /* CONFIG_SYS_INIT_L2_ADDR */
674 l2cache->l2ctl = cache_ctl; /* invalidate & enable */
678 #elif defined(CONFIG_BACKSIDE_L2_CACHE)
679 if (SVR_SOC_VER(svr) == SVR_P2040) {
684 u32 l2cfg0 = mfspr(SPRN_L2CFG0);
686 /* invalidate the L2 cache */
687 mtspr(SPRN_L2CSR0, (L2CSR0_L2FI|L2CSR0_L2LFC));
688 while (mfspr(SPRN_L2CSR0) & (L2CSR0_L2FI|L2CSR0_L2LFC))
691 #ifdef CONFIG_SYS_CACHE_STASHING
692 /* set stash id to (coreID) * 2 + 32 + L2 (1) */
693 mtspr(SPRN_L2CSR1, (32 + 1));
696 /* enable the cache */
697 mtspr(SPRN_L2CSR0, CONFIG_SYS_INIT_L2CSR0);
699 if (CONFIG_SYS_INIT_L2CSR0 & L2CSR0_L2E) {
700 while (!(mfspr(SPRN_L2CSR0) & L2CSR0_L2E))
702 print_size((l2cfg0 & 0x3fff) * 64 * 1024, " enabled\n");
706 #elif defined(CONFIG_SYS_FSL_QORIQ_CHASSIS2) && defined(CONFIG_E6500)
707 if (l2cache->l2csr0 & L2CSR0_L2E)
708 print_size((l2cache->l2cfg0 & 0x3fff) * 64 * 1024,
721 * The newer 8548, etc, parts have twice as much cache, but
722 * use the same bit-encoding as the older 8555, etc, parts.
727 __maybe_unused u32 svr = get_svr();
728 #ifdef CONFIG_SYS_LBC_LCRR
729 fsl_lbc_t *lbc = (void __iomem *)LBC_BASE_ADDR;
731 #if defined(CONFIG_PPC_SPINTABLE_COMPATIBLE) && defined(CONFIG_MP)
732 extern int spin_table_compat;
735 #ifdef CONFIG_SYS_FSL_ERRATUM_SEC_A003571
736 ccsr_sec_t __iomem *sec = (void *)CONFIG_SYS_FSL_SEC_ADDR;
738 #if defined(CONFIG_SYS_P4080_ERRATUM_CPU22) || \
739 defined(CONFIG_SYS_FSL_ERRATUM_NMG_CPU_A011)
741 * CPU22 and NMG_CPU_A011 share the same workaround.
742 * CPU22 applies to P4080 rev 1.0, 2.0, fixed in 3.0
743 * NMG_CPU_A011 applies to P4080 rev 1.0, 2.0, fixed in 3.0
744 * also applies to P3041 rev 1.0, 1.1, P2041 rev 1.0, 1.1, both
745 * fixed in 2.0. NMG_CPU_A011 is activated by default and can
746 * be disabled by hwconfig with syntax:
748 * fsl_cpu_a011:disable
750 extern int enable_cpu_a011_workaround;
751 #ifdef CONFIG_SYS_P4080_ERRATUM_CPU22
752 enable_cpu_a011_workaround = (SVR_MAJ(svr) < 3);
754 char buffer[HWCONFIG_BUFFER_SIZE];
758 n = env_get_f("hwconfig", buffer, sizeof(buffer));
762 res = hwconfig_arg_cmp_f("fsl_cpu_a011", "disable", buf);
764 enable_cpu_a011_workaround = 0;
766 if (n >= HWCONFIG_BUFFER_SIZE) {
767 printf("fsl_cpu_a011 was not found. hwconfig variable "
768 "may be too long\n");
770 enable_cpu_a011_workaround =
771 (SVR_SOC_VER(svr) == SVR_P4080 && SVR_MAJ(svr) < 3) ||
772 (SVR_SOC_VER(svr) != SVR_P4080 && SVR_MAJ(svr) < 2);
775 if (enable_cpu_a011_workaround) {
777 mtspr(L1CSR2, (mfspr(L1CSR2) | L1CSR2_DCWS));
782 #ifdef CONFIG_SYS_FSL_ERRATUM_A007907
784 mtspr(L1CSR2, (mfspr(L1CSR2) & ~L1CSR2_DCSTASHID));
788 #ifdef CONFIG_SYS_FSL_ERRATUM_A005812
790 * A-005812 workaround sets bit 32 of SPR 976 for SoCs running
791 * in write shadow mode. Checking DCWS before setting SPR 976.
793 if (mfspr(L1CSR2) & L1CSR2_DCWS)
794 mtspr(SPRN_HDBCR0, (mfspr(SPRN_HDBCR0) | 0x80000000));
797 #if defined(CONFIG_PPC_SPINTABLE_COMPATIBLE) && defined(CONFIG_MP)
798 spin = env_get("spin_table_compat");
799 if (spin && (*spin == 'n'))
800 spin_table_compat = 0;
802 spin_table_compat = 1;
805 #ifdef CONFIG_FSL_CORENET
807 #ifdef CONFIG_SYS_DPAA_QBMAN
808 setup_qbman_portals();
813 #if defined(CONFIG_RAMBOOT_PBL)
817 #if defined(T1040_TDM_QUIRK_CCSR_BASE)
821 #ifndef CONFIG_SYS_FSL_NO_SERDES
822 /* needs to be in ram since code uses global static vars */
826 #ifdef CONFIG_SYS_FSL_ERRATUM_SEC_A003571
827 #define MCFGR_AXIPIPE 0x000000f0
828 if (IS_SVR_REV(svr, 1, 0))
829 sec_clrbits32(&sec->mcfgr, MCFGR_AXIPIPE);
832 #ifdef CONFIG_SYS_FSL_ERRATUM_A005871
833 if (IS_SVR_REV(svr, 1, 0)) {
835 __be32 *p = (void __iomem *)CONFIG_SYS_DCSRBAR + 0xb004c;
837 for (i = 0; i < 12; i++) {
838 p += i + (i > 5 ? 11 : 0);
841 p = (void __iomem *)CONFIG_SYS_DCSRBAR + 0xb0108;
846 #ifdef CONFIG_SYS_SRIO
848 #ifdef CONFIG_SRIO_PCIE_BOOT_MASTER
849 char *s = env_get("bootmaster");
851 if (!strcmp(s, "SRIO1")) {
853 srio_boot_master_release_slave(1);
855 if (!strcmp(s, "SRIO2")) {
857 srio_boot_master_release_slave(2);
863 #if defined(CONFIG_MP)
867 #ifdef CONFIG_SYS_FSL_ERRATUM_ESDHC13
869 if (SVR_MAJ(svr) < 3) {
871 p = (void *)CONFIG_SYS_DCSRBAR + 0x20520;
872 setbits_be32(p, 1 << (31 - 14));
877 #ifdef CONFIG_SYS_LBC_LCRR
879 * Modify the CLKDIV field of LCRR register to improve the writing
880 * speed for NOR flash.
882 clrsetbits_be32(&lbc->lcrr, LCRR_CLKDIV, CONFIG_SYS_LBC_LCRR);
883 __raw_readl(&lbc->lcrr);
885 #ifdef CONFIG_SYS_FSL_ERRATUM_NMG_LBC103
890 #ifdef CONFIG_SYS_FSL_USB1_PHY_ENABLE
892 struct ccsr_usb_phy __iomem *usb_phy1 =
893 (void *)CONFIG_SYS_MPC85xx_USB1_PHY_ADDR;
894 #ifdef CONFIG_SYS_FSL_ERRATUM_A006261
895 if (has_erratum_a006261())
896 fsl_erratum_a006261_workaround(usb_phy1);
898 out_be32(&usb_phy1->usb_enable_override,
899 CONFIG_SYS_FSL_USB_ENABLE_OVERRIDE);
902 #ifdef CONFIG_SYS_FSL_USB2_PHY_ENABLE
904 struct ccsr_usb_phy __iomem *usb_phy2 =
905 (void *)CONFIG_SYS_MPC85xx_USB2_PHY_ADDR;
906 #ifdef CONFIG_SYS_FSL_ERRATUM_A006261
907 if (has_erratum_a006261())
908 fsl_erratum_a006261_workaround(usb_phy2);
910 out_be32(&usb_phy2->usb_enable_override,
911 CONFIG_SYS_FSL_USB_ENABLE_OVERRIDE);
915 #ifdef CONFIG_SYS_FSL_ERRATUM_USB14
916 /* On P204x/P304x/P50x0 Rev1.0, USB transmit will result internal
917 * multi-bit ECC errors which has impact on performance, so software
918 * should disable all ECC reporting from USB1 and USB2.
920 if (IS_SVR_REV(get_svr(), 1, 0)) {
921 struct dcsr_dcfg_regs *dcfg = (struct dcsr_dcfg_regs *)
922 (CONFIG_SYS_DCSRBAR + CONFIG_SYS_DCSR_DCFG_OFFSET);
923 setbits_be32(&dcfg->ecccr1,
924 (DCSR_DCFG_ECC_DISABLE_USB1 |
925 DCSR_DCFG_ECC_DISABLE_USB2));
929 #if defined(CONFIG_SYS_FSL_USB_DUAL_PHY_ENABLE)
930 struct ccsr_usb_phy __iomem *usb_phy =
931 (void *)CONFIG_SYS_MPC85xx_USB1_PHY_ADDR;
932 setbits_be32(&usb_phy->pllprg[1],
933 CONFIG_SYS_FSL_USB_PLLPRG2_PHY2_CLK_EN |
934 CONFIG_SYS_FSL_USB_PLLPRG2_PHY1_CLK_EN |
935 CONFIG_SYS_FSL_USB_PLLPRG2_MFI |
936 CONFIG_SYS_FSL_USB_PLLPRG2_PLL_EN);
937 #ifdef CONFIG_SYS_FSL_SINGLE_SOURCE_CLK
938 usb_single_source_clk_configure(usb_phy);
940 setbits_be32(&usb_phy->port1.ctrl,
941 CONFIG_SYS_FSL_USB_CTRL_PHY_EN);
942 setbits_be32(&usb_phy->port1.drvvbuscfg,
943 CONFIG_SYS_FSL_USB_DRVVBUS_CR_EN);
944 setbits_be32(&usb_phy->port1.pwrfltcfg,
945 CONFIG_SYS_FSL_USB_PWRFLT_CR_EN);
946 setbits_be32(&usb_phy->port2.ctrl,
947 CONFIG_SYS_FSL_USB_CTRL_PHY_EN);
948 setbits_be32(&usb_phy->port2.drvvbuscfg,
949 CONFIG_SYS_FSL_USB_DRVVBUS_CR_EN);
950 setbits_be32(&usb_phy->port2.pwrfltcfg,
951 CONFIG_SYS_FSL_USB_PWRFLT_CR_EN);
953 #ifdef CONFIG_SYS_FSL_ERRATUM_A006261
954 if (has_erratum_a006261())
955 fsl_erratum_a006261_workaround(usb_phy);
958 #endif /* CONFIG_SYS_FSL_USB_DUAL_PHY_ENABLE */
960 #ifdef CONFIG_SYS_FSL_ERRATUM_A009942
961 erratum_a009942_check_cpo();
964 #ifdef CONFIG_FMAN_ENET
968 #if defined(CONFIG_SECURE_BOOT) && defined(CONFIG_FSL_CORENET)
970 fsl_secboot_handle_error(ERROR_ESBC_PAMU_INIT);
973 #ifdef CONFIG_FSL_CAAM
976 #if defined(CONFIG_ARCH_C29X)
977 if ((SVR_SOC_VER(svr) == SVR_C292) ||
978 (SVR_SOC_VER(svr) == SVR_C293))
981 if (SVR_SOC_VER(svr) == SVR_C293)
986 #if defined(CONFIG_FSL_SATA_V2) && defined(CONFIG_SYS_FSL_ERRATUM_SATA_A001)
988 * For P1022/1013 Rev1.0 silicon, after power on SATA host
989 * controller is configured in legacy mode instead of the
990 * expected enterprise mode. Software needs to clear bit[28]
991 * of HControl register to change to enterprise mode from
992 * legacy mode. We assume that the controller is offline.
994 if (IS_SVR_REV(svr, 1, 0) &&
995 ((SVR_SOC_VER(svr) == SVR_P1022) ||
996 (SVR_SOC_VER(svr) == SVR_P1013))) {
999 /* first SATA controller */
1000 reg = (void *)CONFIG_SYS_MPC85xx_SATA1_ADDR;
1001 clrbits_le32(®->hcontrol, HCONTROL_ENTERPRISE_EN);
1003 /* second SATA controller */
1004 reg = (void *)CONFIG_SYS_MPC85xx_SATA2_ADDR;
1005 clrbits_le32(®->hcontrol, HCONTROL_ENTERPRISE_EN);
1009 init_used_tlb_cams();
1014 void arch_preboot_os(void)
1019 * We are changing interrupt offsets and are about to boot the OS so
1020 * we need to make sure we disable all async interrupts. EE is already
1021 * disabled by the time we get called.
1024 msr &= ~(MSR_ME|MSR_CE);
1028 #if defined(CONFIG_SATA) && defined(CONFIG_FSL_SATA)
1029 int sata_initialize(void)
1031 if (is_serdes_configured(SATA1) || is_serdes_configured(SATA2))
1032 return __sata_initialize();
1038 void cpu_secondary_init_r(void)
1041 uint qe_base = CONFIG_SYS_IMMR + 0x00140000; /* QE immr base */
1042 #elif defined CONFIG_QE
1043 uint qe_base = CONFIG_SYS_IMMR + 0x00080000; /* QE immr base */
1052 #ifdef CONFIG_BOARD_LATE_INIT
1053 int board_late_init(void)
1055 #ifdef CONFIG_CHAIN_OF_TRUST
1056 fsl_setenv_chain_of_trust();