xref: /rk3399_rockchip-uboot/arch/arm/mach-rockchip/board.c (revision 01b8c4d110abb0dcbe36dc5b6b10d93b2b8e2667)
1 /*
2  * (C) Copyright 2017 Rockchip Electronics Co., Ltd.
3  *
4  * SPDX-License-Identifier:     GPL-2.0+
5  */
6 
7 #include <common.h>
8 #include <amp.h>
9 #include <android_bootloader.h>
10 #include <android_image.h>
11 #include <bidram.h>
12 #include <boot_rkimg.h>
13 #include <cli.h>
14 #include <clk.h>
15 #include <console.h>
16 #include <debug_uart.h>
17 #include <dm.h>
18 #include <dvfs.h>
19 #include <io-domain.h>
20 #include <image.h>
21 #include <key.h>
22 #include <memblk.h>
23 #include <misc.h>
24 #include <of_live.h>
25 #include <mtd_blk.h>
26 #include <ram.h>
27 #include <rockchip_debugger.h>
28 #include <syscon.h>
29 #include <sysmem.h>
30 #include <video_rockchip.h>
31 #include <asm/io.h>
32 #include <asm/gpio.h>
33 #include <dm/uclass-internal.h>
34 #include <dm/root.h>
35 #include <power/charge_display.h>
36 #include <power/regulator.h>
37 #include <optee_include/OpteeClientInterface.h>
38 #include <asm/arch/boot_mode.h>
39 #include <asm/arch/clock.h>
40 #include <asm/arch/cpu.h>
41 #include <asm/arch/hotkey.h>
42 #include <asm/arch/param.h>
43 #include <asm/arch/periph.h>
44 #include <asm/arch/resource_img.h>
45 #include <asm/arch/rk_atags.h>
46 #include <asm/arch/vendor.h>
47 
48 DECLARE_GLOBAL_DATA_PTR;
49 
50 __weak int rk_board_late_init(void)
51 {
52 	return 0;
53 }
54 
55 __weak int rk_board_fdt_fixup(void *blob)
56 {
57 	return 0;
58 }
59 
60 __weak int soc_clk_dump(void)
61 {
62 	return 0;
63 }
64 
65 __weak int set_armclk_rate(void)
66 {
67 	return 0;
68 }
69 
70 __weak int rk_board_init(void)
71 {
72 	return 0;
73 }
74 
75 /*
76  * define serialno max length, the max length is 512 Bytes
77  * The remaining bytes are used to ensure that the first 512 bytes
78  * are valid when executing 'env_set("serial#", value)'.
79  */
80 #define VENDOR_SN_MAX	513
81 #define CPUID_LEN	0x10
82 #define CPUID_OFF	0x07
83 
84 static int rockchip_set_ethaddr(void)
85 {
86 #ifdef CONFIG_ROCKCHIP_VENDOR_PARTITION
87 	char buf[ARP_HLEN_ASCII + 1];
88 	u8 ethaddr[ARP_HLEN];
89 	int ret;
90 
91 	ret = vendor_storage_read(VENDOR_LAN_MAC_ID, ethaddr, sizeof(ethaddr));
92 	if (ret > 0 && is_valid_ethaddr(ethaddr)) {
93 		sprintf(buf, "%pM", ethaddr);
94 		env_set("ethaddr", buf);
95 	}
96 #endif
97 	return 0;
98 }
99 
100 static int rockchip_set_serialno(void)
101 {
102 	u8 low[CPUID_LEN / 2], high[CPUID_LEN / 2];
103 	u8 cpuid[CPUID_LEN] = {0};
104 	char serialno_str[VENDOR_SN_MAX];
105 	int ret = 0, i;
106 	u64 serialno;
107 
108 	/* Read serial number from vendor storage part */
109 	memset(serialno_str, 0, VENDOR_SN_MAX);
110 
111 #ifdef CONFIG_ROCKCHIP_VENDOR_PARTITION
112 	ret = vendor_storage_read(VENDOR_SN_ID, serialno_str, (VENDOR_SN_MAX-1));
113 	if (ret > 0) {
114 		i = strlen(serialno_str);
115 		for (; i > 0; i--) {
116 			if ((serialno_str[i] >= 'a' && serialno_str[i] <= 'z') ||
117 			    (serialno_str[i] >= 'A' && serialno_str[i] <= 'Z') ||
118 			    (serialno_str[i] >= '0' && serialno_str[i] <= '9'))
119 				break;
120 		}
121 
122 		serialno_str[i + 1] = 0x0;
123 		env_set("serial#", serialno_str);
124 	} else {
125 #endif
126 #ifdef CONFIG_ROCKCHIP_EFUSE
127 		struct udevice *dev;
128 
129 		/* retrieve the device */
130 		ret = uclass_get_device_by_driver(UCLASS_MISC,
131 						  DM_GET_DRIVER(rockchip_efuse),
132 						  &dev);
133 		if (ret) {
134 			printf("%s: could not find efuse device\n", __func__);
135 			return ret;
136 		}
137 
138 		/* read the cpu_id range from the efuses */
139 		ret = misc_read(dev, CPUID_OFF, &cpuid, sizeof(cpuid));
140 		if (ret) {
141 			printf("%s: read cpuid from efuses failed, ret=%d\n",
142 			       __func__, ret);
143 			return ret;
144 		}
145 #else
146 		/* generate random cpuid */
147 		for (i = 0; i < CPUID_LEN; i++)
148 			cpuid[i] = (u8)(rand());
149 #endif
150 		/* Generate the serial number based on CPU ID */
151 		for (i = 0; i < 8; i++) {
152 			low[i] = cpuid[1 + (i << 1)];
153 			high[i] = cpuid[i << 1];
154 		}
155 
156 		serialno = crc32_no_comp(0, low, 8);
157 		serialno |= (u64)crc32_no_comp(serialno, high, 8) << 32;
158 		snprintf(serialno_str, sizeof(serialno_str), "%llx", serialno);
159 
160 		env_set("serial#", serialno_str);
161 #ifdef CONFIG_ROCKCHIP_VENDOR_PARTITION
162 	}
163 #endif
164 
165 	return ret;
166 }
167 
168 #if defined(CONFIG_USB_FUNCTION_FASTBOOT)
169 int fb_set_reboot_flag(void)
170 {
171 	printf("Setting reboot to fastboot flag ...\n");
172 	writel(BOOT_FASTBOOT, CONFIG_ROCKCHIP_BOOT_MODE_REG);
173 
174 	return 0;
175 }
176 #endif
177 
178 #ifdef CONFIG_ROCKCHIP_USB_BOOT
179 static int boot_from_udisk(void)
180 {
181 	struct blk_desc *desc;
182 	char *devtype;
183 	char *devnum;
184 
185 	devtype = env_get("devtype");
186 	devnum = env_get("devnum");
187 
188 	/* Booting priority: mmc1 > udisk */
189 	if (!strcmp(devtype, "mmc") && !strcmp(devnum, "1"))
190 		return 0;
191 
192 	if (!run_command("usb start", -1)) {
193 		desc = blk_get_devnum_by_type(IF_TYPE_USB, 0);
194 		if (!desc) {
195 			printf("No usb device found\n");
196 			return -ENODEV;
197 		}
198 
199 		if (!run_command("rkimgtest usb 0", -1)) {
200 			rockchip_set_bootdev(desc);
201 			env_set("devtype", "usb");
202 			env_set("devnum", "0");
203 			printf("Boot from usb 0\n");
204 		} else {
205 			printf("No usb dev 0 found\n");
206 			return -ENODEV;
207 		}
208 	}
209 
210 	return 0;
211 }
212 #endif
213 
214 static void env_fixup(void)
215 {
216 	struct memblock mem;
217 	ulong u_addr_r;
218 	phys_size_t end;
219 	char *addr_r;
220 
221 #ifdef ENV_MEM_LAYOUT_SETTINGS1
222 	const char *env_addr0[] = {
223 		"scriptaddr", "pxefile_addr_r",
224 		"fdt_addr_r", "kernel_addr_r", "ramdisk_addr_r",
225 	};
226 	const char *env_addr1[] = {
227 		"scriptaddr1", "pxefile_addr1_r",
228 		"fdt_addr1_r", "kernel_addr1_r", "ramdisk_addr1_r",
229 	};
230 	int i;
231 
232 	/* 128M is a typical ram size for most platform, so as default here */
233 	if (gd->ram_size <= SZ_128M) {
234 		/* Replace orignal xxx_addr_r */
235 		for (i = 0; i < ARRAY_SIZE(env_addr1); i++) {
236 			addr_r = env_get(env_addr1[i]);
237 			if (addr_r)
238 				env_set(env_addr0[i], addr_r);
239 		}
240 	}
241 #endif
242 	/* If BL32 is disabled, move kernel to lower address. */
243 	if (!(gd->flags & GD_FLG_BL32_ENABLED)) {
244 		addr_r = env_get("kernel_addr_no_bl32_r");
245 		if (addr_r)
246 			env_set("kernel_addr_r", addr_r);
247 
248 		/*
249 		 * 0x0a200000 and 0x08400000 are rockchip traditional address
250 		 * of BL32 and ramdisk:
251 		 *
252 		 * |------------|------------|
253 		 * |    BL32    |  ramdisk   |
254 		 * |------------|------------|
255 		 *
256 		 * Move ramdisk to BL32 address to fix sysmem alloc failed
257 		 * issue on the board with critical memory(ie. 256MB).
258 		 */
259 		if (gd->ram_size > SZ_128M && gd->ram_size <= SZ_256M) {
260 			u_addr_r = env_get_ulong("ramdisk_addr_r", 16, 0);
261 			if (u_addr_r == 0x0a200000)
262 				env_set("ramdisk_addr_r", "0x08400000");
263 		}
264 
265 	/* If BL32 is enlarged, move ramdisk right behind it */
266 	} else {
267 		mem = param_parse_optee_mem();
268 		end = mem.base + mem.size;
269 		u_addr_r = env_get_ulong("ramdisk_addr_r", 16, 0);
270 		if (u_addr_r >= mem.base && u_addr_r < end)
271 			env_set_hex("ramdisk_addr_r", end);
272 	}
273 }
274 
275 static void cmdline_handle(void)
276 {
277 #ifdef CONFIG_ROCKCHIP_PRELOADER_ATAGS
278 	struct tag *t;
279 
280 	t = atags_get_tag(ATAG_PUB_KEY);
281 	if (t) {
282 		/* Pass if efuse/otp programmed */
283 		if (t->u.pub_key.flag == PUBKEY_FUSE_PROGRAMMED)
284 			env_update("bootargs", "fuse.programmed=1");
285 		else
286 			env_update("bootargs", "fuse.programmed=0");
287 	}
288 #endif
289 }
290 
291 int board_late_init(void)
292 {
293 	rockchip_set_ethaddr();
294 	rockchip_set_serialno();
295 	setup_download_mode();
296 #if (CONFIG_ROCKCHIP_BOOT_MODE_REG > 0)
297 	setup_boot_mode();
298 #endif
299 #ifdef CONFIG_ROCKCHIP_USB_BOOT
300 	boot_from_udisk();
301 #endif
302 #ifdef CONFIG_DM_CHARGE_DISPLAY
303 	charge_display();
304 #endif
305 #ifdef CONFIG_DRM_ROCKCHIP
306 	rockchip_show_logo();
307 #endif
308 	env_fixup();
309 	soc_clk_dump();
310 	cmdline_handle();
311 
312 	return rk_board_late_init();
313 }
314 
315 static void early_download(void)
316 {
317 #if defined(CONFIG_PWRKEY_DNL_TRIGGER_NUM) && \
318 		(CONFIG_PWRKEY_DNL_TRIGGER_NUM > 0)
319 	if (pwrkey_download_init())
320 		printf("Pwrkey download init failed\n");
321 #endif
322 
323 #if (CONFIG_ROCKCHIP_BOOT_MODE_REG > 0)
324 	if (is_hotkey(HK_BROM_DNL)) {
325 		printf("Enter bootrom download...");
326 		flushc();
327 		writel(BOOT_BROM_DOWNLOAD, CONFIG_ROCKCHIP_BOOT_MODE_REG);
328 		do_reset(NULL, 0, 0, NULL);
329 		printf("failed!\n");
330 	}
331 #endif
332 }
333 
334 static void board_debug_init(void)
335 {
336 	if (!gd->serial.using_pre_serial)
337 		board_debug_uart_init();
338 
339 	if (tstc()) {
340 		gd->console_evt = getc();
341 		if (gd->console_evt <= 0x1a) /* 'z' */
342 			printf("Hotkey: ctrl+%c\n", gd->console_evt + 'a' - 1);
343 	}
344 
345 	if (IS_ENABLED(CONFIG_CONSOLE_DISABLE_CLI))
346 		printf("CLI: off\n");
347 }
348 
349 #ifdef CONFIG_MTD_BLK
350 static void board_mtd_blk_map_partitions(void)
351 {
352 	struct blk_desc *dev_desc;
353 
354 	dev_desc = rockchip_get_bootdev();
355 	if (dev_desc)
356 		mtd_blk_map_partitions(dev_desc);
357 }
358 #endif
359 
360 int board_init(void)
361 {
362 	board_debug_init();
363 
364 #ifdef DEBUG
365 	soc_clk_dump();
366 #endif
367 
368 #ifdef CONFIG_USING_KERNEL_DTB
369 #ifdef CONFIG_MTD_BLK
370 	board_mtd_blk_map_partitions();
371 #endif
372 	init_kernel_dtb();
373 #endif
374 	early_download();
375 
376 	/*
377 	 * pmucru isn't referenced on some platforms, so pmucru driver can't
378 	 * probe that the "assigned-clocks" is unused.
379 	 */
380 	clks_probe();
381 #ifdef CONFIG_DM_REGULATOR
382 	if (regulators_enable_boot_on(is_hotkey(HK_REGULATOR)))
383 		debug("%s: Can't enable boot on regulator\n", __func__);
384 #endif
385 
386 #ifdef CONFIG_ROCKCHIP_IO_DOMAIN
387 	io_domain_init();
388 #endif
389 
390 	set_armclk_rate();
391 
392 #ifdef CONFIG_DM_DVFS
393 	dvfs_init(true);
394 #endif
395 
396 	return rk_board_init();
397 }
398 
399 int interrupt_debugger_init(void)
400 {
401 #ifdef CONFIG_ROCKCHIP_DEBUGGER
402 	return rockchip_debugger_init();
403 #else
404 	return 0;
405 #endif
406 }
407 
408 int board_fdt_fixup(void *blob)
409 {
410 	/* Common fixup for DRM */
411 #ifdef CONFIG_DRM_ROCKCHIP
412 	rockchip_display_fixup(blob);
413 #endif
414 
415 	return rk_board_fdt_fixup(blob);
416 }
417 
418 #if defined(CONFIG_ARM64_BOOT_AARCH32) || \
419     (!defined(CONFIG_ARM64) && defined(CONFIG_OPTEE_V2))
420 /*
421  * (1) Fixup MMU region attr for OP-TEE on (AArch32 + ARMv8)
422  *
423  * What ever U-Boot is 64-bit or 32-bit mode, the OP-TEE is always 64-bit mode.
424  *
425  * Common for OP-TEE:
426  *	64-bit mode: dcache is always enabled;
427  *	32-bit mode: dcache is always disabled(Due to rockchip sip calls);
428  *
429  * Common for U-Boot:
430  *	64-bit mode: MMU table is static defined in rkxxx.c file, all memory
431  *		     regions are mapped. That's good to match OP-TEE MMU policy.
432  *
433  *	32-bit mode: MMU table is setup according to gd->bd->bi_dram[..] where
434  *		     the OP-TEE region has been reserved, so it can not be
435  *		     mapped(i.e. dcache is disabled). That's also good to match
436  *		     OP-TEE MMU policy.
437  *
438  * For the data coherence when communication between U-Boot and OP-TEE, U-Boot
439  * should follow OP-TEE MMU policy.
440  *
441  * Here is the special:
442  *	When CONFIG_ARM64_BOOT_AARCH32 is enabled, U-Boot is 32-bit mode while
443  *	OP-TEE is still 64-bit mode. U-Boot would not map MMU table for OP-TEE
444  *	region(but OP-TEE requires it cacheable) so we fixup here.
445  *
446  *
447  * (2) Fixup MMU region attr for OP-TEE on (ARMv7 + CONFIG_OPTEE_V2)
448  *
449  * OP-TEE for CONFIG_OPTEE_V1: dcache is always disabled;
450  * OP-TEE for CONFIG_OPTEE_V2: dcache is always enabled;
451  *
452  * So U-Boot should map OP-TEE memory as dcache enabled for CONFIG_OPTEE_V2.
453  */
454 int board_initr_caches_fixup(void)
455 {
456 	struct memblock mem;
457 
458 	mem = param_parse_optee_mem();
459 	if (mem.size)
460 		mmu_set_region_dcache_behaviour(mem.base, mem.size,
461 						DCACHE_WRITEBACK);
462 	return 0;
463 }
464 #endif
465 
466 void arch_preboot_os(uint32_t bootm_state)
467 {
468 	if (bootm_state & BOOTM_STATE_OS_PREP)
469 		hotkey_run(HK_CLI_OS_PRE);
470 }
471 
472 void board_quiesce_devices(void *images)
473 {
474 	hotkey_run(HK_CMDLINE);
475 	hotkey_run(HK_CLI_OS_GO);
476 
477 #ifdef CONFIG_ROCKCHIP_PRELOADER_ATAGS
478 	/* Destroy atags makes next warm boot safer */
479 	atags_destroy();
480 #endif
481 
482 #ifdef CONFIG_FIT_ROLLBACK_PROTECT
483 	/* TODO */
484 	printf("fit: rollback protect not implement\n");
485 #endif
486 }
487 
488 void enable_caches(void)
489 {
490 	icache_enable();
491 	dcache_enable();
492 }
493 
494 #ifdef CONFIG_LMB
495 /*
496  * Using last bi_dram[...] to initialize "bootm_low" and "bootm_mapsize".
497  * This makes lmb_alloc_base() always alloc from tail of sdram.
498  * If we don't assign it, bi_dram[0] is used by default and it may cause
499  * lmb_alloc_base() fail when bi_dram[0] range is small.
500  */
501 void board_lmb_reserve(struct lmb *lmb)
502 {
503 	char bootm_mapsize[32];
504 	char bootm_low[32];
505 	u64 start, size;
506 	int i;
507 
508 	for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
509 		if (!gd->bd->bi_dram[i].size)
510 			break;
511 	}
512 
513 	start = gd->bd->bi_dram[i - 1].start;
514 	size = gd->bd->bi_dram[i - 1].size;
515 
516 	/*
517 	 * 32-bit kernel: ramdisk/fdt shouldn't be loaded to highmem area(768MB+),
518 	 * otherwise "Unable to handle kernel paging request at virtual address ...".
519 	 *
520 	 * So that we hope limit highest address at 768M, but there comes the the
521 	 * problem: ramdisk is a compressed image and it expands after descompress,
522 	 * so it accesses 768MB+ and brings the above "Unable to handle kernel ...".
523 	 *
524 	 * We make a appointment that the highest memory address is 512MB, it
525 	 * makes lmb alloc safer.
526 	 */
527 #ifndef CONFIG_ARM64
528 	if (start >= ((u64)CONFIG_SYS_SDRAM_BASE + SZ_512M)) {
529 		start = gd->bd->bi_dram[i - 2].start;
530 		size = gd->bd->bi_dram[i - 2].size;
531 	}
532 
533 	if ((start + size) > ((u64)CONFIG_SYS_SDRAM_BASE + SZ_512M))
534 		size = (u64)CONFIG_SYS_SDRAM_BASE + SZ_512M - start;
535 #endif
536 	sprintf(bootm_low, "0x%llx", start);
537 	sprintf(bootm_mapsize, "0x%llx", size);
538 	env_set("bootm_low", bootm_low);
539 	env_set("bootm_mapsize", bootm_mapsize);
540 }
541 #endif
542 
543 #ifdef CONFIG_BIDRAM
544 int board_bidram_reserve(struct bidram *bidram)
545 {
546 	struct memblock mem;
547 	int ret;
548 
549 	/* ATF */
550 	mem = param_parse_atf_mem();
551 	ret = bidram_reserve(MEM_ATF, mem.base, mem.size);
552 	if (ret)
553 		return ret;
554 
555 	/* PSTORE/ATAGS/SHM */
556 	mem = param_parse_common_resv_mem();
557 	ret = bidram_reserve(MEM_SHM, mem.base, mem.size);
558 	if (ret)
559 		return ret;
560 
561 	/* OP-TEE */
562 	mem = param_parse_optee_mem();
563 	ret = bidram_reserve(MEM_OPTEE, mem.base, mem.size);
564 	if (ret)
565 		return ret;
566 
567 	return 0;
568 }
569 
570 parse_fn_t board_bidram_parse_fn(void)
571 {
572 	return param_parse_ddr_mem;
573 }
574 #endif
575 
576 #ifdef CONFIG_ROCKCHIP_AMP
577 void cpu_secondary_init_r(void)
578 {
579 	amp_cpus_on();
580 }
581 #endif
582 
583 #if defined(CONFIG_ROCKCHIP_PRELOADER_SERIAL) && \
584     defined(CONFIG_ROCKCHIP_PRELOADER_ATAGS)
585 int board_init_f_init_serial(void)
586 {
587 	struct tag *t = atags_get_tag(ATAG_SERIAL);
588 
589 	if (t) {
590 		gd->serial.using_pre_serial = t->u.serial.enable;
591 		gd->serial.addr = t->u.serial.addr;
592 		gd->serial.baudrate = t->u.serial.baudrate;
593 		gd->serial.id = t->u.serial.id;
594 
595 		debug("%s: enable=%d, addr=0x%lx, baudrate=%d, id=%d\n",
596 		      __func__, gd->serial.using_pre_serial,
597 		      gd->serial.addr, gd->serial.baudrate,
598 		      gd->serial.id);
599 	}
600 
601 	return 0;
602 }
603 #endif
604 
605 #if defined(CONFIG_USB_GADGET) && defined(CONFIG_USB_GADGET_DWC2_OTG)
606 #include <fdt_support.h>
607 #include <usb.h>
608 #include <usb/dwc2_udc.h>
609 
610 static struct dwc2_plat_otg_data otg_data = {
611 	.rx_fifo_sz	= 512,
612 	.np_tx_fifo_sz	= 16,
613 	.tx_fifo_sz	= 128,
614 };
615 
616 int board_usb_init(int index, enum usb_init_type init)
617 {
618 	const void *blob = gd->fdt_blob;
619 	const fdt32_t *reg;
620 	fdt_addr_t addr;
621 	int node;
622 
623 	/* find the usb_otg node */
624 	node = fdt_node_offset_by_compatible(blob, -1, "snps,dwc2");
625 
626 retry:
627 	if (node > 0) {
628 		reg = fdt_getprop(blob, node, "reg", NULL);
629 		if (!reg)
630 			return -EINVAL;
631 
632 		addr = fdt_translate_address(blob, node, reg);
633 		if (addr == OF_BAD_ADDR) {
634 			pr_err("Not found usb_otg address\n");
635 			return -EINVAL;
636 		}
637 
638 #if defined(CONFIG_ROCKCHIP_RK3288)
639 		if (addr != 0xff580000) {
640 			node = fdt_node_offset_by_compatible(blob, node,
641 							     "snps,dwc2");
642 			goto retry;
643 		}
644 #endif
645 	} else {
646 		/*
647 		 * With kernel dtb support, rk3288 dwc2 otg node
648 		 * use the rockchip legacy dwc2 driver "dwc_otg_310"
649 		 * with the compatible "rockchip,rk3288_usb20_otg",
650 		 * and rk3368 also use the "dwc_otg_310" driver with
651 		 * the compatible "rockchip,rk3368-usb".
652 		 */
653 #if defined(CONFIG_ROCKCHIP_RK3288)
654 		node = fdt_node_offset_by_compatible(blob, -1,
655 				"rockchip,rk3288_usb20_otg");
656 #elif defined(CONFIG_ROCKCHIP_RK3368)
657 		node = fdt_node_offset_by_compatible(blob, -1,
658 				"rockchip,rk3368-usb");
659 #endif
660 		if (node > 0) {
661 			goto retry;
662 		} else {
663 			pr_err("Not found usb_otg device\n");
664 			return -ENODEV;
665 		}
666 	}
667 
668 	otg_data.regs_otg = (uintptr_t)addr;
669 
670 	return dwc2_udc_probe(&otg_data);
671 }
672 
673 int board_usb_cleanup(int index, enum usb_init_type init)
674 {
675 	return 0;
676 }
677 #endif
678 
679 static void bootm_no_reloc(void)
680 {
681 	char *ramdisk_high;
682 	char *fdt_high;
683 
684 	if (!env_get_yesno("bootm-no-reloc"))
685 		return;
686 
687 	ramdisk_high = env_get("initrd_high");
688 	fdt_high = env_get("fdt_high");
689 
690 	if (!fdt_high) {
691 		env_set_hex("fdt_high", -1UL);
692 		printf("Fdt ");
693 	}
694 
695 	if (!ramdisk_high) {
696 		env_set_hex("initrd_high", -1UL);
697 		printf("Ramdisk ");
698 	}
699 
700 	if (!fdt_high || !ramdisk_high)
701 		printf("skip relocation\n");
702 }
703 
704 int bootm_board_start(void)
705 {
706 	/*
707 	 * print console record data
708 	 *
709 	 * On some rockchip platforms, uart debug and sdmmc pin are multiplex.
710 	 * If boot from sdmmc mode, the console data would be record in buffer,
711 	 * we switch to uart debug function in order to print it after loading
712 	 * images.
713 	 */
714 #if defined(CONFIG_CONSOLE_RECORD)
715 	if (!strcmp("mmc", env_get("devtype")) &&
716 	    !strcmp("1", env_get("devnum"))) {
717 		printf("IOMUX: sdmmc => uart debug");
718 		pinctrl_select_state(gd->cur_serial_dev, "default");
719 		console_record_print_purge();
720 	}
721 #endif
722 	/* disable bootm relcation to save boot time */
723 	bootm_no_reloc();
724 
725 	/* sysmem */
726 	hotkey_run(HK_SYSMEM);
727 	sysmem_overflow_check();
728 
729 	return 0;
730 }
731 
732 /*
733  * Implement it to support CLI command:
734  *   - Android: bootm [aosp addr]
735  *   - FIT:     bootm [fit addr]
736  *   - uImage:  bootm [uimage addr]
737  *
738  * Purpose:
739  *   - The original bootm command args require fdt addr on AOSP,
740  *     which is not flexible on rockchip boot/recovery.img.
741  *   - Take Android/FIT/uImage image into sysmem management to avoid image
742  *     memory overlap.
743  */
744 #if defined(CONFIG_ANDROID_BOOTLOADER) ||	\
745 	defined(CONFIG_ROCKCHIP_FIT_IMAGE) ||	\
746 	defined(CONFIG_ROCKCHIP_UIMAGE)
747 int board_do_bootm(int argc, char * const argv[])
748 {
749 	int format;
750 	void *img;
751 
752 	if (argc != 2)
753 		return 0;
754 
755 	img = (void *)simple_strtoul(argv[1], NULL, 16);
756 	format = (genimg_get_format(img));
757 
758 	/* Android */
759 #ifdef CONFIG_ANDROID_BOOT_IMAGE
760 	if (format == IMAGE_FORMAT_ANDROID) {
761 		struct andr_img_hdr *hdr;
762 		ulong load_addr;
763 		ulong size;
764 		int ret;
765 
766 		hdr = (struct andr_img_hdr *)img;
767 		printf("BOOTM: transferring to board Android\n");
768 
769 #ifdef CONFIG_USING_KERNEL_DTB
770 		sysmem_free((phys_addr_t)gd->fdt_blob);
771 		/* erase magic */
772 		fdt_set_magic((void *)gd->fdt_blob, ~0);
773 		gd->fdt_blob = NULL;
774 #endif
775 		load_addr = env_get_ulong("kernel_addr_r", 16, 0);
776 		load_addr -= hdr->page_size;
777 		size = android_image_get_end(hdr) - (ulong)hdr;
778 
779 		if (!sysmem_alloc_base(MEM_ANDROID, (ulong)hdr, size))
780 			return -ENOMEM;
781 
782 		ret = android_image_memcpy_separate(hdr, &load_addr);
783 		if (ret) {
784 			printf("board do bootm failed, ret=%d\n", ret);
785 			return ret;
786 		}
787 
788 		return android_bootloader_boot_kernel(load_addr);
789 	}
790 #endif
791 
792 	/* FIT */
793 #if IMAGE_ENABLE_FIT
794 	if (format == IMAGE_FORMAT_FIT) {
795 		char boot_cmd[64];
796 
797 		printf("BOOTM: transferring to board FIT\n");
798 		snprintf(boot_cmd, sizeof(boot_cmd), "boot_fit %s", argv[1]);
799 		return run_command(boot_cmd, 0);
800 	}
801 #endif
802 
803 	/* uImage */
804 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
805 	if (format == IMAGE_FORMAT_LEGACY &&
806 	    image_get_type(img) == IH_TYPE_MULTI) {
807 		char boot_cmd[64];
808 
809 		printf("BOOTM: transferring to board uImage\n");
810 		snprintf(boot_cmd, sizeof(boot_cmd), "boot_uimage %s", argv[1]);
811 		return run_command(boot_cmd, 0);
812 	}
813 #endif
814 
815 	return 0;
816 }
817 #endif
818 
819 void autoboot_command_fail_handle(void)
820 {
821 #ifdef CONFIG_AVB_VBMETA_PUBLIC_KEY_VALIDATE
822 #ifdef CONFIG_ANDROID_AB
823 	run_command("fastboot usb 0;", 0);  /* use fastboot to ative slot */
824 #else
825 	run_command("rockusb 0 ${devtype} ${devnum}", 0);
826 	run_command("fastboot usb 0;", 0);
827 #endif
828 #endif
829 }
830 
831 int fit_board_verify_required_sigs(void)
832 {
833 	uint8_t vboot = 0;
834 #ifdef CONFIG_OPTEE_CLIENT
835 	int ret;
836 
837 	ret = trusty_read_vbootkey_enable_flag(&vboot);
838 	if (ret) {
839 		printf("Can't read verified-boot flag, ret=%d\n", ret);
840 		return 1;
841 	}
842 #endif
843 	printf("## Verified-boot: %d\n", vboot);
844 
845 	return vboot;
846 }
847 
848 #ifdef CONFIG_FIT_IMAGE_POST_PROCESS
849 void board_fit_image_post_process(void **p_image, size_t *p_size)
850 {
851 	/* Avoid overriding proccessed(overlay, hw-dtb, ...) kernel dtb */
852 #ifdef CONFIG_USING_KERNEL_DTB
853 	if (!fdt_check_header(*p_image) && !fdt_check_header(gd->fdt_blob)) {
854 		*p_image = (void *)gd->fdt_blob;
855 		*p_size = (size_t)fdt_totalsize(gd->fdt_blob);
856 	}
857 #endif
858 }
859 #endif
860