xref: /rk3399_ARM-atf/plat/renesas/rcar/bl2_plat_setup.c (revision c3cf06f1a3a9b9ee8ac7a0ae505f95c45f7dca84)
1 /*
2  * Copyright (c) 2018, Renesas Electronics Corporation. All rights reserved.
3  *
4  * SPDX-License-Identifier: BSD-3-Clause
5  */
6 
7 #include <desc_image_load.h>
8 #include <arch_helpers.h>
9 #include <bl_common.h>
10 #include <bl1.h>
11 #include <console.h>
12 #include <debug.h>
13 #include <mmio.h>
14 #include <platform.h>
15 #include <platform_def.h>
16 #include <string.h>
17 
18 #include "avs_driver.h"
19 #include "boot_init_dram.h"
20 #include "cpg_registers.h"
21 #include "board.h"
22 #include "emmc_def.h"
23 #include "emmc_hal.h"
24 #include "emmc_std.h"
25 
26 #if PMIC_ROHM_BD9571 && RCAR_SYSTEM_RESET_KEEPON_DDR
27 #include "iic_dvfs.h"
28 #endif
29 
30 #include "io_common.h"
31 #include "qos_init.h"
32 #include "rcar_def.h"
33 #include "rcar_private.h"
34 #include "rcar_version.h"
35 #include "rom_api.h"
36 
37 IMPORT_SYM(unsigned long, __RO_START__, BL2_RO_BASE)
38 IMPORT_SYM(unsigned long, __RO_END__, BL2_RO_LIMIT)
39 
40 #if USE_COHERENT_MEM
41 IMPORT_SYM(unsigned long, __COHERENT_RAM_START__, BL2_COHERENT_RAM_BASE)
42 IMPORT_SYM(unsigned long, __COHERENT_RAM_END__, BL2_COHERENT_RAM_LIMIT)
43 #endif
44 
45 extern void plat_rcar_gic_driver_init(void);
46 extern void plat_rcar_gic_init(void);
47 extern void bl2_enter_bl31(const struct entry_point_info *bl_ep_info);
48 extern void bl2_system_cpg_init(void);
49 extern void bl2_secure_setting(void);
50 extern void bl2_cpg_init(void);
51 extern void rcar_io_emmc_setup(void);
52 extern void rcar_io_setup(void);
53 extern void rcar_swdt_release(void);
54 extern void rcar_swdt_init(void);
55 extern void rcar_rpc_init(void);
56 extern void rcar_pfc_init(void);
57 extern void rcar_dma_init(void);
58 
59 /* R-Car Gen3 product check */
60 #if (RCAR_LSI == RCAR_H3) || (RCAR_LSI == RCAR_H3N)
61 #define TARGET_PRODUCT			RCAR_PRODUCT_H3
62 #define TARGET_NAME			"R-Car H3"
63 #elif RCAR_LSI == RCAR_M3
64 #define TARGET_PRODUCT			RCAR_PRODUCT_M3
65 #define TARGET_NAME			"R-Car M3"
66 #elif RCAR_LSI == RCAR_M3N
67 #define TARGET_PRODUCT			RCAR_PRODUCT_M3N
68 #define TARGET_NAME			"R-Car M3N"
69 #elif RCAR_LSI == RCAR_E3
70 #define TARGET_PRODUCT			RCAR_PRODUCT_E3
71 #define TARGET_NAME			"R-Car E3"
72 #endif
73 
74 #if (RCAR_LSI == RCAR_E3)
75 #define GPIO_INDT			(GPIO_INDT6)
76 #define GPIO_BKUP_TRG_SHIFT		((uint32_t)1U<<13U)
77 #else
78 #define GPIO_INDT			(GPIO_INDT1)
79 #define GPIO_BKUP_TRG_SHIFT		((uint32_t)1U<<8U)
80 #endif
81 
82 CASSERT((PARAMS_BASE + sizeof(bl2_to_bl31_params_mem_t) + 0x100)
83 	 < (RCAR_SHARED_MEM_BASE + RCAR_SHARED_MEM_SIZE),
84 	assert_bl31_params_do_not_fit_in_shared_memory);
85 
86 static meminfo_t bl2_tzram_layout __aligned(CACHE_WRITEBACK_GRANULE);
87 
88 #if (RCAR_LOSSY_ENABLE == 1)
89 typedef struct bl2_lossy_info {
90 	uint32_t magic;
91 	uint32_t a0;
92 	uint32_t b0;
93 } bl2_lossy_info_t;
94 
95 static void bl2_lossy_setting(uint32_t no, uint64_t start_addr,
96 			      uint64_t end_addr, uint32_t format,
97 			      uint32_t enable)
98 {
99 	bl2_lossy_info_t info;
100 	uint32_t reg;
101 
102 	reg = format | (start_addr >> 20);
103 	mmio_write_32(AXI_DCMPAREACRA0 + 0x8 * no, reg);
104 	mmio_write_32(AXI_DCMPAREACRB0 + 0x8 * no, end_addr >> 20);
105 	mmio_write_32(AXI_DCMPAREACRA0 + 0x8 * no, reg | enable);
106 
107 	info.magic = 0x12345678U;
108 	info.a0 = mmio_read_32(AXI_DCMPAREACRA0 + 0x8 * no);
109 	info.b0 = mmio_read_32(AXI_DCMPAREACRB0 + 0x8 * no);
110 
111 	mmio_write_32(LOSSY_PARAMS_BASE + sizeof(info) * no, info.magic);
112 	mmio_write_32(LOSSY_PARAMS_BASE + sizeof(info) * no + 0x4, info.a0);
113 	mmio_write_32(LOSSY_PARAMS_BASE + sizeof(info) * no + 0x8, info.b0);
114 
115 	NOTICE("     Entry %d: DCMPAREACRAx:0x%x DCMPAREACRBx:0x%x\n", no,
116 	       mmio_read_32(AXI_DCMPAREACRA0 + 0x8 * no),
117 	       mmio_read_32(AXI_DCMPAREACRB0 + 0x8 * no));
118 }
119 #endif
120 
121 void bl2_plat_flush_bl31_params(void)
122 {
123 	uint32_t product_cut, product, cut;
124 	uint32_t boot_dev, boot_cpu;
125 	uint32_t lcs, reg, val;
126 
127 	reg = mmio_read_32(RCAR_MODEMR);
128 	boot_dev = reg & MODEMR_BOOT_DEV_MASK;
129 
130 	if (boot_dev == MODEMR_BOOT_DEV_EMMC_25X1 ||
131 	    boot_dev == MODEMR_BOOT_DEV_EMMC_50X8)
132 		emmc_terminate();
133 
134 	if ((reg & MODEMR_BOOT_CPU_MASK) != MODEMR_BOOT_CPU_CR7)
135 		bl2_secure_setting();
136 
137 	reg = mmio_read_32(RCAR_PRR);
138 	product_cut = reg & (RCAR_PRODUCT_MASK | RCAR_CUT_MASK);
139 	product = reg & RCAR_PRODUCT_MASK;
140 	cut = reg & RCAR_CUT_MASK;
141 
142 	if (product == RCAR_PRODUCT_M3)
143 		goto tlb;
144 
145 	if (product == RCAR_PRODUCT_H3 && RCAR_CUT_VER20 > cut)
146 		goto tlb;
147 
148 	/* Disable MFIS write protection */
149 	mmio_write_32(MFISWPCNTR, MFISWPCNTR_PASSWORD | 1);
150 
151 tlb:
152 	reg = mmio_read_32(RCAR_MODEMR);
153 	boot_cpu = reg & MODEMR_BOOT_CPU_MASK;
154 	if (boot_cpu != MODEMR_BOOT_CPU_CA57 &&
155 	    boot_cpu != MODEMR_BOOT_CPU_CA53)
156 		goto mmu;
157 
158 	if (product_cut == RCAR_PRODUCT_H3_CUT20) {
159 		mmio_write_32(IPMMUVI0_IMSCTLR, IMSCTLR_DISCACHE);
160 		mmio_write_32(IPMMUVI1_IMSCTLR, IMSCTLR_DISCACHE);
161 		mmio_write_32(IPMMUPV0_IMSCTLR, IMSCTLR_DISCACHE);
162 		mmio_write_32(IPMMUPV1_IMSCTLR, IMSCTLR_DISCACHE);
163 		mmio_write_32(IPMMUPV2_IMSCTLR, IMSCTLR_DISCACHE);
164 		mmio_write_32(IPMMUPV3_IMSCTLR, IMSCTLR_DISCACHE);
165 	} else if (product_cut == (RCAR_PRODUCT_M3N | RCAR_CUT_VER10) ||
166 		   product_cut == (RCAR_PRODUCT_M3N | RCAR_CUT_VER11)) {
167 		mmio_write_32(IPMMUVI0_IMSCTLR, IMSCTLR_DISCACHE);
168 		mmio_write_32(IPMMUPV0_IMSCTLR, IMSCTLR_DISCACHE);
169 	} else if (product_cut == (RCAR_PRODUCT_E3 | RCAR_CUT_VER10)) {
170 		mmio_write_32(IPMMUVI0_IMSCTLR, IMSCTLR_DISCACHE);
171 		mmio_write_32(IPMMUPV0_IMSCTLR, IMSCTLR_DISCACHE);
172 	}
173 
174 	if (product_cut == (RCAR_PRODUCT_H3_CUT20) ||
175 	    product_cut == (RCAR_PRODUCT_M3N | RCAR_CUT_VER10) ||
176 	    product_cut == (RCAR_PRODUCT_M3N | RCAR_CUT_VER11) ||
177 	    product_cut == (RCAR_PRODUCT_E3 | RCAR_CUT_VER10)) {
178 		mmio_write_32(IPMMUHC_IMSCTLR, IMSCTLR_DISCACHE);
179 		mmio_write_32(IPMMURT_IMSCTLR, IMSCTLR_DISCACHE);
180 		mmio_write_32(IPMMUMP_IMSCTLR, IMSCTLR_DISCACHE);
181 
182 		mmio_write_32(IPMMUDS0_IMSCTLR, IMSCTLR_DISCACHE);
183 		mmio_write_32(IPMMUDS1_IMSCTLR, IMSCTLR_DISCACHE);
184 	}
185 
186 mmu:
187 	mmio_write_32(IPMMUMM_IMSCTLR, IPMMUMM_IMSCTLR_ENABLE);
188 	mmio_write_32(IPMMUMM_IMAUXCTLR, IPMMUMM_IMAUXCTLR_NMERGE40_BIT);
189 
190 	val = rcar_rom_get_lcs(&lcs);
191 	if (val) {
192 		ERROR("BL2: Failed to get the LCS. (%d)\n", val);
193 		panic();
194 	}
195 
196 	if (lcs == LCS_SE)
197 		mmio_clrbits_32(P_ARMREG_SEC_CTRL, P_ARMREG_SEC_CTRL_PROT);
198 
199 	rcar_swdt_release();
200 	bl2_system_cpg_init();
201 
202 #if RCAR_BL2_DCACHE == 1
203 	/* Disable data cache (clean and invalidate) */
204 	disable_mmu_el3();
205 #endif
206 }
207 
208 static uint32_t is_ddr_backup_mode(void)
209 {
210 #if RCAR_SYSTEM_SUSPEND
211 	static uint32_t reason = RCAR_COLD_BOOT;
212 	static uint32_t once;
213 
214 #if PMIC_ROHM_BD9571 && RCAR_SYSTEM_RESET_KEEPON_DDR
215 	uint8_t data;
216 #endif
217 	if (once)
218 		return reason;
219 
220 	once = 1;
221 	if ((mmio_read_32(GPIO_INDT) & GPIO_BKUP_TRG_SHIFT) == 0)
222 		return reason;
223 
224 #if PMIC_ROHM_BD9571 && RCAR_SYSTEM_RESET_KEEPON_DDR
225 	if (rcar_iic_dvfs_receive(PMIC, REG_KEEP10, &data)) {
226 		ERROR("BL2: REG Keep10 READ ERROR.\n");
227 		panic();
228 	}
229 
230 	if (KEEP10_MAGIC != data)
231 		reason = RCAR_WARM_BOOT;
232 #else
233 	reason = RCAR_WARM_BOOT;
234 #endif
235 	return reason;
236 #else
237 	return RCAR_COLD_BOOT;
238 #endif
239 }
240 
241 int bl2_plat_handle_pre_image_load(unsigned int image_id)
242 {
243 	u_register_t *boot_kind = (void *) BOOT_KIND_BASE;
244 	bl_mem_params_node_t *bl_mem_params;
245 
246 	if (image_id != BL31_IMAGE_ID)
247 		return 0;
248 
249 	bl_mem_params = get_bl_mem_params_node(image_id);
250 
251 	if (is_ddr_backup_mode() == RCAR_COLD_BOOT)
252 		goto cold_boot;
253 
254 	*boot_kind  = RCAR_WARM_BOOT;
255 	flush_dcache_range(BOOT_KIND_BASE, sizeof(*boot_kind));
256 
257 	console_flush();
258 	bl2_plat_flush_bl31_params();
259 
260 	/* will not return */
261 	bl2_enter_bl31(&bl_mem_params->ep_info);
262 
263 cold_boot:
264 	*boot_kind  = RCAR_COLD_BOOT;
265 	flush_dcache_range(BOOT_KIND_BASE, sizeof(*boot_kind));
266 
267 	return 0;
268 }
269 
270 int bl2_plat_handle_post_image_load(unsigned int image_id)
271 {
272 	static bl2_to_bl31_params_mem_t *params;
273 	bl_mem_params_node_t *bl_mem_params;
274 
275 	if (!params) {
276 		params = (bl2_to_bl31_params_mem_t *) PARAMS_BASE;
277 		memset((void *)PARAMS_BASE, 0, sizeof(*params));
278 	}
279 
280 	bl_mem_params = get_bl_mem_params_node(image_id);
281 
282 	switch (image_id) {
283 	case BL31_IMAGE_ID:
284 		break;
285 	case BL32_IMAGE_ID:
286 		memcpy(&params->bl32_ep_info, &bl_mem_params->ep_info,
287 			sizeof(entry_point_info_t));
288 		break;
289 	case BL33_IMAGE_ID:
290 		memcpy(&params->bl33_ep_info, &bl_mem_params->ep_info,
291 			sizeof(entry_point_info_t));
292 		break;
293 	}
294 
295 	return 0;
296 }
297 
298 meminfo_t *bl2_plat_sec_mem_layout(void)
299 {
300 	return &bl2_tzram_layout;
301 }
302 
303 void bl2_el3_early_platform_setup(u_register_t arg1, u_register_t arg2,
304 				  u_register_t arg3, u_register_t arg4)
305 {
306 	uint32_t reg, midr, lcs, boot_dev, boot_cpu, sscg, type, rev;
307 	uint32_t cut, product, product_cut, major, minor;
308 	int32_t ret;
309 	const char *str;
310 	const char *unknown = "unknown";
311 	const char *cpu_ca57 = "CA57";
312 	const char *cpu_ca53 = "CA53";
313 	const char *product_m3n = "M3N";
314 	const char *product_h3 = "H3";
315 	const char *product_m3 = "M3";
316 	const char *product_e3 = "E3";
317 	const char *lcs_secure = "SE";
318 	const char *lcs_cm = "CM";
319 	const char *lcs_dm = "DM";
320 	const char *lcs_sd = "SD";
321 	const char *lcs_fa = "FA";
322 	const char *sscg_off = "PLL1 nonSSCG Clock select";
323 	const char *sscg_on = "PLL1 SSCG Clock select";
324 	const char *boot_hyper80 = "HyperFlash(80MHz)";
325 	const char *boot_qspi40 = "QSPI Flash(40MHz)";
326 	const char *boot_qspi80 = "QSPI Flash(80MHz)";
327 	const char *boot_emmc25x1 = "eMMC(25MHz x1)";
328 	const char *boot_emmc50x8 = "eMMC(50MHz x8)";
329 #if RCAR_LSI == RCAR_E3
330 	const char *boot_hyper160 = "HyperFlash(150MHz)";
331 #else
332 	const char *boot_hyper160 = "HyperFlash(160MHz)";
333 #endif
334 
335 	reg = mmio_read_32(RCAR_MODEMR);
336 	boot_dev = reg & MODEMR_BOOT_DEV_MASK;
337 	boot_cpu = reg & MODEMR_BOOT_CPU_MASK;
338 
339 	bl2_cpg_init();
340 
341 	if (boot_cpu == MODEMR_BOOT_CPU_CA57 ||
342 	    boot_cpu == MODEMR_BOOT_CPU_CA53) {
343 		rcar_pfc_init();
344 		/* console configuration (platform specific) done in driver */
345 		console_init(0, 0, 0);
346 	}
347 
348 	plat_rcar_gic_driver_init();
349 	plat_rcar_gic_init();
350 	rcar_swdt_init();
351 
352 	/* FIQ interrupts are taken to EL3 */
353 	write_scr_el3(read_scr_el3() | SCR_FIQ_BIT);
354 
355 	write_daifclr(DAIF_FIQ_BIT);
356 
357 	reg = read_midr();
358 	midr = reg & (MIDR_PN_MASK << MIDR_PN_SHIFT);
359 	switch (midr) {
360 	case MIDR_CA57:
361 		str = cpu_ca57;
362 		break;
363 	case MIDR_CA53:
364 		str = cpu_ca53;
365 		break;
366 	default:
367 		str = unknown;
368 		break;
369 	}
370 
371 	NOTICE("BL2: R-Car Gen3 Initial Program Loader(%s) Rev.%s\n", str,
372 	       version_of_renesas);
373 
374 	reg = mmio_read_32(RCAR_PRR);
375 	product_cut = reg & (RCAR_PRODUCT_MASK | RCAR_CUT_MASK);
376 	product = reg & RCAR_PRODUCT_MASK;
377 	cut = reg & RCAR_CUT_MASK;
378 
379 	switch (product) {
380 	case RCAR_PRODUCT_H3:
381 		str = product_h3;
382 		break;
383 	case RCAR_PRODUCT_M3:
384 		str = product_m3;
385 		break;
386 	case RCAR_PRODUCT_M3N:
387 		str = product_m3n;
388 		break;
389 	case RCAR_PRODUCT_E3:
390 		str = product_e3;
391 		break;
392 	default:
393 		str = unknown;
394 		break;
395 	}
396 
397 	if (RCAR_PRODUCT_M3_CUT11 == product_cut) {
398 		NOTICE("BL2: PRR is R-Car %s Ver.1.1 / Ver.1.2\n", str);
399 	} else {
400 		major = (reg & RCAR_MAJOR_MASK) >> RCAR_MAJOR_SHIFT;
401 		major = major + RCAR_MAJOR_OFFSET;
402 		minor = reg & RCAR_MINOR_MASK;
403 		NOTICE("BL2: PRR is R-Car %s Ver.%d.%d\n", str, major, minor);
404 	}
405 
406 	if (product == RCAR_PRODUCT_E3) {
407 		reg = mmio_read_32(RCAR_MODEMR);
408 		sscg = reg & RCAR_SSCG_MASK;
409 		str = sscg == RCAR_SSCG_ENABLE ? sscg_on : sscg_off;
410 		NOTICE("BL2: %s\n", str);
411 	}
412 
413 	rcar_get_board_type(&type, &rev);
414 
415 	switch (type) {
416 	case BOARD_SALVATOR_X:
417 	case BOARD_KRIEK:
418 	case BOARD_STARTER_KIT:
419 	case BOARD_SALVATOR_XS:
420 	case BOARD_EBISU:
421 	case BOARD_STARTER_KIT_PRE:
422 	case BOARD_EBISU_4D:
423 		break;
424 	default:
425 		type = BOARD_UNKNOWN;
426 		break;
427 	}
428 
429 	if (type == BOARD_UNKNOWN || rev == BOARD_REV_UNKNOWN)
430 		NOTICE("BL2: Board is %s Rev.---\n", GET_BOARD_NAME(type));
431 	else {
432 		NOTICE("BL2: Board is %s Rev.%d.%d\n",
433 		       GET_BOARD_NAME(type),
434 		       GET_BOARD_MAJOR(rev), GET_BOARD_MINOR(rev));
435 	}
436 
437 #if RCAR_LSI != RCAR_AUTO
438 	if (product != TARGET_PRODUCT) {
439 		ERROR("BL2: IPL was been built for the %s.\n", TARGET_NAME);
440 		ERROR("BL2: Please write the correct IPL to flash memory.\n");
441 		panic();
442 	}
443 #endif
444 	rcar_avs_init();
445 	rcar_avs_setting();
446 
447 	switch (boot_dev) {
448 	case MODEMR_BOOT_DEV_HYPERFLASH160:
449 		str = boot_hyper160;
450 		break;
451 	case MODEMR_BOOT_DEV_HYPERFLASH80:
452 		str = boot_hyper80;
453 		break;
454 	case MODEMR_BOOT_DEV_QSPI_FLASH40:
455 		str = boot_qspi40;
456 		break;
457 	case MODEMR_BOOT_DEV_QSPI_FLASH80:
458 		str = boot_qspi80;
459 		break;
460 	case MODEMR_BOOT_DEV_EMMC_25X1:
461 		str = boot_emmc25x1;
462 		break;
463 	case MODEMR_BOOT_DEV_EMMC_50X8:
464 		str = boot_emmc50x8;
465 		break;
466 	default:
467 		str = unknown;
468 		break;
469 	}
470 	NOTICE("BL2: Boot device is %s\n", str);
471 
472 	rcar_avs_setting();
473 	reg = rcar_rom_get_lcs(&lcs);
474 	if (reg) {
475 		str = unknown;
476 		goto lcm_state;
477 	}
478 
479 	switch (lcs) {
480 	case LCS_CM:
481 		str = lcs_cm;
482 		break;
483 	case LCS_DM:
484 		str = lcs_dm;
485 		break;
486 	case LCS_SD:
487 		str = lcs_sd;
488 		break;
489 	case LCS_SE:
490 		str = lcs_secure;
491 		break;
492 	case LCS_FA:
493 		str = lcs_fa;
494 		break;
495 	default:
496 		str = unknown;
497 		break;
498 	}
499 
500 lcm_state:
501 	NOTICE("BL2: LCM state is %s\n", str);
502 
503 	rcar_avs_end();
504 	is_ddr_backup_mode();
505 
506 	bl2_tzram_layout.total_base = BL31_BASE;
507 	bl2_tzram_layout.total_size = BL31_LIMIT - BL31_BASE;
508 
509 	if (product == RCAR_PRODUCT_H3 && cut >= RCAR_CUT_VER30) {
510 #if (RCAR_DRAM_LPDDR4_MEMCONF == 0)
511 		NOTICE("BL2: CH0: 0x400000000 - 0x440000000, 1 GiB\n");
512 		NOTICE("BL2: CH1: 0x500000000 - 0x540000000, 1 GiB\n");
513 		NOTICE("BL2: CH2: 0x600000000 - 0x640000000, 1 GiB\n");
514 		NOTICE("BL2: CH3: 0x700000000 - 0x740000000, 1 GiB\n");
515 #elif (RCAR_DRAM_LPDDR4_MEMCONF == 1) && \
516       (RCAR_DRAM_CHANNEL        == 5) && \
517       (RCAR_DRAM_SPLIT          == 2)
518 		NOTICE("BL2: CH0: 0x400000000 - 0x480000000, 2 GiB\n");
519 		NOTICE("BL2: CH1: 0x500000000 - 0x580000000, 2 GiB\n");
520 #elif (RCAR_DRAM_LPDDR4_MEMCONF == 1) && (RCAR_DRAM_CHANNEL == 15)
521 		NOTICE("BL2: CH0: 0x400000000 - 0x480000000, 2 GiB\n");
522 		NOTICE("BL2: CH1: 0x500000000 - 0x580000000, 2 GiB\n");
523 		NOTICE("BL2: CH2: 0x600000000 - 0x680000000, 2 GiB\n");
524 		NOTICE("BL2: CH3: 0x700000000 - 0x780000000, 2 GiB\n");
525 #endif
526 	}
527 
528 	if (product == RCAR_PRODUCT_E3) {
529 #if (RCAR_DRAM_DDR3L_MEMCONF == 0)
530 		NOTICE("BL2: 0x400000000 - 0x440000000, 1 GiB\n");
531 #elif (RCAR_DRAM_DDR3L_MEMCONF == 1)
532 		NOTICE("BL2: 0x400000000 - 0x480000000, 2 GiB\n");
533 #endif
534 	}
535 
536 	if (boot_cpu == MODEMR_BOOT_CPU_CA57 ||
537 	    boot_cpu == MODEMR_BOOT_CPU_CA53) {
538 		ret = rcar_dram_init();
539 		if (ret) {
540 			NOTICE("BL2: Failed to DRAM initialize (%d).\n", ret);
541 			panic();
542 		}
543 		rcar_qos_init();
544 	}
545 
546 	if (boot_dev == MODEMR_BOOT_DEV_EMMC_25X1 ||
547 	    boot_dev == MODEMR_BOOT_DEV_EMMC_50X8) {
548 		if (rcar_emmc_init() != EMMC_SUCCESS) {
549 			NOTICE("BL2: Failed to eMMC driver initialize.\n");
550 			panic();
551 		}
552 		rcar_emmc_memcard_power(EMMC_POWER_ON);
553 		if (rcar_emmc_mount() != EMMC_SUCCESS) {
554 			NOTICE("BL2: Failed to eMMC mount operation.\n");
555 			panic();
556 		}
557 	} else {
558 		rcar_rpc_init();
559 		rcar_dma_init();
560 	}
561 
562 	reg = mmio_read_32(RST_WDTRSTCR);
563 	reg &= ~WDTRSTCR_RWDT_RSTMSK;
564 	reg |= WDTRSTCR_PASSWORD;
565 	mmio_write_32(RST_WDTRSTCR, reg);
566 
567 	mmio_write_32(CPG_CPGWPR, CPGWPR_PASSWORD);
568 	mmio_write_32(CPG_CPGWPCR, CPGWPCR_PASSWORD);
569 
570 	reg = mmio_read_32(RCAR_PRR);
571 	if ((reg & RCAR_CPU_MASK_CA57) == RCAR_CPU_HAVE_CA57)
572 		mmio_write_32(CPG_CA57DBGRCR,
573 			      DBGCPUPREN | mmio_read_32(CPG_CA57DBGRCR));
574 
575 	if ((reg & RCAR_CPU_MASK_CA53) == RCAR_CPU_HAVE_CA53)
576 		mmio_write_32(CPG_CA53DBGRCR,
577 			      DBGCPUPREN | mmio_read_32(CPG_CA53DBGRCR));
578 
579 	if (product_cut == RCAR_PRODUCT_H3_CUT10) {
580 		reg = mmio_read_32(CPG_PLL2CR);
581 		reg &= ~((uint32_t) 1 << 5);
582 		mmio_write_32(CPG_PLL2CR, reg);
583 
584 		reg = mmio_read_32(CPG_PLL4CR);
585 		reg &= ~((uint32_t) 1 << 5);
586 		mmio_write_32(CPG_PLL4CR, reg);
587 
588 		reg = mmio_read_32(CPG_PLL0CR);
589 		reg &= ~((uint32_t) 1 << 12);
590 		mmio_write_32(CPG_PLL0CR, reg);
591 	}
592 #if (RCAR_LOSSY_ENABLE == 1)
593 	NOTICE("BL2: Lossy Decomp areas\n");
594 	bl2_lossy_setting(0, LOSSY_ST_ADDR0, LOSSY_END_ADDR0,
595 			  LOSSY_FMT0, LOSSY_ENA_DIS0);
596 	bl2_lossy_setting(1, LOSSY_ST_ADDR1, LOSSY_END_ADDR1,
597 			  LOSSY_FMT1, LOSSY_ENA_DIS1);
598 	bl2_lossy_setting(2, LOSSY_ST_ADDR2, LOSSY_END_ADDR2,
599 			  LOSSY_FMT2, LOSSY_ENA_DIS2);
600 #endif
601 
602 	if (boot_dev == MODEMR_BOOT_DEV_EMMC_25X1 ||
603 	    boot_dev == MODEMR_BOOT_DEV_EMMC_50X8)
604 		rcar_io_emmc_setup();
605 	else
606 		rcar_io_setup();
607 }
608 
609 void bl2_el3_plat_arch_setup(void)
610 {
611 #if RCAR_BL2_DCACHE == 1
612 	NOTICE("BL2: D-Cache enable\n");
613 	rcar_configure_mmu_el3(BL2_BASE,
614 			       RCAR_SYSRAM_LIMIT - BL2_BASE,
615 			       BL2_RO_BASE, BL2_RO_LIMIT
616 #if USE_COHERENT_MEM
617 			       , BL2_COHERENT_RAM_BASE, BL2_COHERENT_RAM_LIMIT
618 #endif
619 	    );
620 #endif
621 }
622 
623 void bl2_platform_setup(void)
624 {
625 
626 }
627