[thirdparty/u-boot.git] / common / spl / spl_mmc.c

// SPDX-License-Identifier: GPL-2.0+
/*
 * (C) Copyright 2010
 * Texas Instruments, <www.ti.com>
 *
 * Aneesh V <aneesh@ti.com>
 */
#include <common.h>
#include <dm.h>
#include <spl.h>
#include <linux/compiler.h>
#include <errno.h>
#include <asm/u-boot.h>
#include <errno.h>
#include <mmc.h>
#include <image.h>

static int mmc_load_legacy(struct spl_image_info *spl_image, struct mmc *mmc,
			   ulong sector, struct image_header *header)
{
	u32 image_size_sectors;
	unsigned long count;
	int ret;

	ret = spl_parse_image_header(spl_image, header);
	if (ret)
		return ret;

	/* convert size to sectors - round up */
	image_size_sectors = (spl_image->size + mmc->read_bl_len - 1) /
			     mmc->read_bl_len;

	/* Read the header too to avoid extra memcpy */
	count = blk_dread(mmc_get_blk_desc(mmc), sector, image_size_sectors,
			  (void *)(ulong)spl_image->load_addr);
	debug("read %x sectors to %lx\n", image_size_sectors,
	      spl_image->load_addr);
	if (count != image_size_sectors)
		return -EIO;

	return 0;
}

static ulong h_spl_load_read(struct spl_load_info *load, ulong sector,
			     ulong count, void *buf)
{
	struct mmc *mmc = load->dev;

	return blk_dread(mmc_get_blk_desc(mmc), sector, count, buf);
}

static __maybe_unused unsigned long spl_mmc_raw_uboot_offset(int part)
{
#if IS_ENABLED(CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR)
	if (part == 0)
		return CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_DATA_PART_OFFSET;
#endif

	return 0;
}

static __maybe_unused
int mmc_load_image_raw_sector(struct spl_image_info *spl_image,
			      struct mmc *mmc, unsigned long sector)
{
	unsigned long count;
	struct image_header *header;
	struct blk_desc *bd = mmc_get_blk_desc(mmc);
	int ret = 0;

	header = spl_get_load_buffer(-sizeof(*header), bd->blksz);

	/* read image header to find the image size & load address */
	count = blk_dread(bd, sector, 1, header);
	debug("hdr read sector %lx, count=%lu\n", sector, count);
	if (count == 0) {
		ret = -EIO;
		goto end;
	}

	if (IS_ENABLED(CONFIG_SPL_LOAD_FIT) &&
	    image_get_magic(header) == FDT_MAGIC) {
		struct spl_load_info load;

		debug("Found FIT\n");
		load.dev = mmc;
		load.priv = NULL;
		load.filename = NULL;
		load.bl_len = mmc->read_bl_len;
		load.read = h_spl_load_read;
		ret = spl_load_simple_fit(spl_image, &load, sector, header);
	} else if (IS_ENABLED(CONFIG_SPL_LOAD_IMX_CONTAINER)) {
		struct spl_load_info load;

		load.dev = mmc;
		load.priv = NULL;
		load.filename = NULL;
		load.bl_len = mmc->read_bl_len;
		load.read = h_spl_load_read;

		ret = spl_load_imx_container(spl_image, &load, sector);
	} else {
		ret = mmc_load_legacy(spl_image, mmc, sector, header);
	}

end:
	if (ret) {
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
		puts("mmc_load_image_raw_sector: mmc block read error\n");
#endif
		return -1;
	}

	return 0;
}

static int spl_mmc_get_device_index(u32 boot_device)
{
	switch (boot_device) {
	case BOOT_DEVICE_MMC1:
		return 0;
	case BOOT_DEVICE_MMC2:
	case BOOT_DEVICE_MMC2_2:
		return 1;
	}

#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
	printf("spl: unsupported mmc boot device.\n");
#endif

	return -ENODEV;
}

static int spl_mmc_find_device(struct mmc **mmcp, u32 boot_device)
{
	int err, mmc_dev;

	mmc_dev = spl_mmc_get_device_index(boot_device);
	if (mmc_dev < 0)
		return mmc_dev;

#if CONFIG_IS_ENABLED(DM_MMC)
	err = mmc_init_device(mmc_dev);
#else
	err = mmc_initialize(NULL);
#endif /* DM_MMC */
	if (err) {
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
		printf("spl: could not initialize mmc. error: %d\n", err);
#endif
		return err;
	}
	*mmcp = find_mmc_device(mmc_dev);
	err = *mmcp ? 0 : -ENODEV;
	if (err) {
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
		printf("spl: could not find mmc device %d. error: %d\n",
		       mmc_dev, err);
#endif
		return err;
	}

	return 0;
}

#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION
static int mmc_load_image_raw_partition(struct spl_image_info *spl_image,
					struct mmc *mmc, int partition,
					unsigned long sector)
{
	struct disk_partition info;
	int err;

#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION_TYPE
	int type_part;
	/* Only support MBR so DOS_ENTRY_NUMBERS */
	for (type_part = 1; type_part <= DOS_ENTRY_NUMBERS; type_part++) {
		err = part_get_info(mmc_get_blk_desc(mmc), type_part, &info);
		if (err)
			continue;
		if (info.sys_ind == 
			CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION_TYPE) {
			partition = type_part;
			break;
		}
	}
#endif

	err = part_get_info(mmc_get_blk_desc(mmc), partition, &info);
	if (err) {
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
		puts("spl: partition error\n");
#endif
		return -1;
	}

#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR
	return mmc_load_image_raw_sector(spl_image, mmc, info.start + sector);
#else
	return mmc_load_image_raw_sector(spl_image, mmc, info.start);
#endif
}
#endif

#ifdef CONFIG_SPL_OS_BOOT
static int mmc_load_image_raw_os(struct spl_image_info *spl_image,
				 struct mmc *mmc)
{
	int ret;

#if defined(CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR)
	unsigned long count;

	count = blk_dread(mmc_get_blk_desc(mmc),
		CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR,
		CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS,
		(void *) CONFIG_SYS_SPL_ARGS_ADDR);
	if (count != CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS) {
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
		puts("mmc_load_image_raw_os: mmc block read error\n");
#endif
		return -1;
	}
#endif	/* CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR */

	ret = mmc_load_image_raw_sector(spl_image, mmc,
		CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR);
	if (ret)
		return ret;

	if (spl_image->os != IH_OS_LINUX) {
		puts("Expected Linux image is not found. Trying to start U-boot\n");
		return -ENOENT;
	}

	return 0;
}
#else
int spl_start_uboot(void)
{
	return 1;
}
static int mmc_load_image_raw_os(struct spl_image_info *spl_image,
				 struct mmc *mmc)
{
	return -ENOSYS;
}
#endif

#ifdef CONFIG_SYS_MMCSD_FS_BOOT_PARTITION
static int spl_mmc_do_fs_boot(struct spl_image_info *spl_image, struct mmc *mmc,
			      const char *filename)
{
	int err = -ENOSYS;

#ifdef CONFIG_SPL_FS_FAT
	if (!spl_start_uboot()) {
		err = spl_load_image_fat_os(spl_image, mmc_get_blk_desc(mmc),
			CONFIG_SYS_MMCSD_FS_BOOT_PARTITION);
		if (!err)
			return err;
	}
#ifdef CONFIG_SPL_FS_LOAD_PAYLOAD_NAME
	err = spl_load_image_fat(spl_image, mmc_get_blk_desc(mmc),
				 CONFIG_SYS_MMCSD_FS_BOOT_PARTITION,
				 filename);
	if (!err)
		return err;
#endif
#endif
#ifdef CONFIG_SPL_FS_EXT4
	if (!spl_start_uboot()) {
		err = spl_load_image_ext_os(spl_image, mmc_get_blk_desc(mmc),
			CONFIG_SYS_MMCSD_FS_BOOT_PARTITION);
		if (!err)
			return err;
	}
#ifdef CONFIG_SPL_FS_LOAD_PAYLOAD_NAME
	err = spl_load_image_ext(spl_image, mmc_get_blk_desc(mmc),
				 CONFIG_SYS_MMCSD_FS_BOOT_PARTITION,
				 filename);
	if (!err)
		return err;
#endif
#endif

#if defined(CONFIG_SPL_FS_FAT) || defined(CONFIG_SPL_FS_EXT4)
	err = -ENOENT;
#endif

	return err;
}
#else
static int spl_mmc_do_fs_boot(struct spl_image_info *spl_image, struct mmc *mmc,
			      const char *filename)
{
	return -ENOSYS;
}
#endif

u32 __weak spl_mmc_boot_mode(const u32 boot_device)
{
#if defined(CONFIG_SPL_FS_FAT) || defined(CONFIG_SPL_FS_EXT4)
	return MMCSD_MODE_FS;
#elif defined(CONFIG_SUPPORT_EMMC_BOOT)
	return MMCSD_MODE_EMMCBOOT;
#else
	return MMCSD_MODE_RAW;
#endif
}

#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION
int __weak spl_mmc_boot_partition(const u32 boot_device)
{
	return CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION;
}
#endif

unsigned long __weak spl_mmc_get_uboot_raw_sector(struct mmc *mmc,
						  unsigned long raw_sect)
{
	return raw_sect;
}

int spl_mmc_load(struct spl_image_info *spl_image,
		 struct spl_boot_device *bootdev,
		 const char *filename,
		 int raw_part,
		 unsigned long raw_sect)
{
	static struct mmc *mmc;
	u32 boot_mode;
	int err = 0;
	__maybe_unused int part = 0;

	/* Perform peripheral init only once */
	if (!mmc) {
		err = spl_mmc_find_device(&mmc, bootdev->boot_device);
		if (err)
			return err;

		err = mmc_init(mmc);
		if (err) {
			mmc = NULL;
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
			printf("spl: mmc init failed with error: %d\n", err);
#endif
			return err;
		}
	}

	boot_mode = spl_mmc_boot_mode(bootdev->boot_device);
	err = -EINVAL;
	switch (boot_mode) {
	case MMCSD_MODE_EMMCBOOT:
#ifdef CONFIG_SYS_MMCSD_RAW_MODE_EMMC_BOOT_PARTITION
		part = CONFIG_SYS_MMCSD_RAW_MODE_EMMC_BOOT_PARTITION;
#else
		/*
		 * We need to check what the partition is configured to.
		 * 1 and 2 match up to boot0 / boot1 and 7 is user data
		 * which is the first physical partition (0).
		 */
		part = (mmc->part_config >> 3) & PART_ACCESS_MASK;

		if (part == 7)
			part = 0;
#endif

		if (CONFIG_IS_ENABLED(MMC_TINY))
			err = mmc_switch_part(mmc, part);
		else
			err = blk_dselect_hwpart(mmc_get_blk_desc(mmc), part);

		if (err) {
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
			puts("spl: mmc partition switch failed\n");
#endif
			return err;
		}
		/* Fall through */
	case MMCSD_MODE_RAW:
		debug("spl: mmc boot mode: raw\n");

		if (!spl_start_uboot()) {
			err = mmc_load_image_raw_os(spl_image, mmc);
			if (!err)
				return err;
		}

		raw_sect = spl_mmc_get_uboot_raw_sector(mmc, raw_sect);

#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION
		err = mmc_load_image_raw_partition(spl_image, mmc, raw_part,
						   raw_sect);
		if (!err)
			return err;
#endif
#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR
		err = mmc_load_image_raw_sector(spl_image, mmc,
				raw_sect + spl_mmc_raw_uboot_offset(part));
		if (!err)
			return err;
#endif
		/* If RAW mode fails, try FS mode. */
	case MMCSD_MODE_FS:
		debug("spl: mmc boot mode: fs\n");

		err = spl_mmc_do_fs_boot(spl_image, mmc, filename);
		if (!err)
			return err;

		break;
#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
	default:
		puts("spl: mmc: wrong boot mode\n");
#endif
	}

	return err;
}

int spl_mmc_load_image(struct spl_image_info *spl_image,
		       struct spl_boot_device *bootdev)
{
	return spl_mmc_load(spl_image, bootdev,
#ifdef CONFIG_SPL_FS_LOAD_PAYLOAD_NAME
			    CONFIG_SPL_FS_LOAD_PAYLOAD_NAME,
#else
			    NULL,
#endif
#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION
			    spl_mmc_boot_partition(bootdev->boot_device),
#else
			    0,
#endif
#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR
			    CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR);
#else
			    0);
#endif
}

SPL_LOAD_IMAGE_METHOD("MMC1", 0, BOOT_DEVICE_MMC1, spl_mmc_load_image);
SPL_LOAD_IMAGE_METHOD("MMC2", 0, BOOT_DEVICE_MMC2, spl_mmc_load_image);
SPL_LOAD_IMAGE_METHOD("MMC2_2", 0, BOOT_DEVICE_MMC2_2, spl_mmc_load_image);
Commit	Line	Data
	1	// SPDX-License-Identifier: GPL-2.0+
	2	/*
	3	* (C) Copyright 2010
	4	* Texas Instruments, <www.ti.com>
	5	*
	6	* Aneesh V <aneesh@ti.com>
	7	*/
	8	#include <common.h>
	9	#include <dm.h>
	10	#include <spl.h>
	11	#include <linux/compiler.h>
	12	#include <errno.h>
	13	#include <asm/u-boot.h>
	14	#include <errno.h>
	15	#include <mmc.h>
	16	#include <image.h>
	17
	18	static int mmc_load_legacy(struct spl_image_info spl_image, struct mmc mmc,
	19	ulong sector, struct image_header *header)
	20	{
	21	u32 image_size_sectors;
	22	unsigned long count;
	23	int ret;
	24
	25	ret = spl_parse_image_header(spl_image, header);
	26	if (ret)
	27	return ret;
	28
	29	/* convert size to sectors - round up */
	30	image_size_sectors = (spl_image->size + mmc->read_bl_len - 1) /
	31	mmc->read_bl_len;
	32
	33	/* Read the header too to avoid extra memcpy */
	34	count = blk_dread(mmc_get_blk_desc(mmc), sector, image_size_sectors,
	35	(void *)(ulong)spl_image->load_addr);
	36	debug("read %x sectors to %lx\n", image_size_sectors,
	37	spl_image->load_addr);
	38	if (count != image_size_sectors)
	39	return -EIO;
	40
	41	return 0;
	42	}
	43
	44	static ulong h_spl_load_read(struct spl_load_info *load, ulong sector,
	45	ulong count, void *buf)
	46	{
	47	struct mmc *mmc = load->dev;
	48
	49	return blk_dread(mmc_get_blk_desc(mmc), sector, count, buf);
	50	}
	51
	52	static __maybe_unused unsigned long spl_mmc_raw_uboot_offset(int part)
	53	{
	54	#if IS_ENABLED(CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR)
	55	if (part == 0)
	56	return CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_DATA_PART_OFFSET;
	57	#endif
	58
	59	return 0;
	60	}
	61
	62	static __maybe_unused
	63	int mmc_load_image_raw_sector(struct spl_image_info *spl_image,
	64	struct mmc *mmc, unsigned long sector)
	65	{
	66	unsigned long count;
	67	struct image_header *header;
	68	struct blk_desc *bd = mmc_get_blk_desc(mmc);
	69	int ret = 0;
	70
	71	header = spl_get_load_buffer(-sizeof(*header), bd->blksz);
	72
	73	/* read image header to find the image size & load address */
	74	count = blk_dread(bd, sector, 1, header);
	75	debug("hdr read sector %lx, count=%lu\n", sector, count);
	76	if (count == 0) {
	77	ret = -EIO;
	78	goto end;
	79	}
	80
	81	if (IS_ENABLED(CONFIG_SPL_LOAD_FIT) &&
	82	image_get_magic(header) == FDT_MAGIC) {
	83	struct spl_load_info load;
	84
	85	debug("Found FIT\n");
	86	load.dev = mmc;
	87	load.priv = NULL;
	88	load.filename = NULL;
	89	load.bl_len = mmc->read_bl_len;
	90	load.read = h_spl_load_read;
	91	ret = spl_load_simple_fit(spl_image, &load, sector, header);
	92	} else if (IS_ENABLED(CONFIG_SPL_LOAD_IMX_CONTAINER)) {
	93	struct spl_load_info load;
	94
	95	load.dev = mmc;
	96	load.priv = NULL;
	97	load.filename = NULL;
	98	load.bl_len = mmc->read_bl_len;
	99	load.read = h_spl_load_read;
	100
	101	ret = spl_load_imx_container(spl_image, &load, sector);
	102	} else {
	103	ret = mmc_load_legacy(spl_image, mmc, sector, header);
	104	}
	105
	106	end:
	107	if (ret) {
	108	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
	109	puts("mmc_load_image_raw_sector: mmc block read error\n");
	110	#endif
	111	return -1;
	112	}
	113
	114	return 0;
	115	}
	116
	117	static int spl_mmc_get_device_index(u32 boot_device)
	118	{
	119	switch (boot_device) {
	120	case BOOT_DEVICE_MMC1:
	121	return 0;
	122	case BOOT_DEVICE_MMC2:
	123	case BOOT_DEVICE_MMC2_2:
	124	return 1;
	125	}
	126
	127	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
	128	printf("spl: unsupported mmc boot device.\n");
	129	#endif
	130
	131	return -ENODEV;
	132	}
	133
	134	static int spl_mmc_find_device(struct mmc **mmcp, u32 boot_device)
	135	{
	136	int err, mmc_dev;
	137
	138	mmc_dev = spl_mmc_get_device_index(boot_device);
	139	if (mmc_dev < 0)
	140	return mmc_dev;
	141
	142	#if CONFIG_IS_ENABLED(DM_MMC)
	143	err = mmc_init_device(mmc_dev);
	144	#else
	145	err = mmc_initialize(NULL);
	146	#endif /* DM_MMC */
	147	if (err) {
	148	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
	149	printf("spl: could not initialize mmc. error: %d\n", err);
	150	#endif
	151	return err;
	152	}
	153	*mmcp = find_mmc_device(mmc_dev);
	154	err = *mmcp ? 0 : -ENODEV;
	155	if (err) {
	156	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
	157	printf("spl: could not find mmc device %d. error: %d\n",
	158	mmc_dev, err);
	159	#endif
	160	return err;
	161	}
	162
	163	return 0;
	164	}
	165
	166	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION
	167	static int mmc_load_image_raw_partition(struct spl_image_info *spl_image,
	168	struct mmc *mmc, int partition,
	169	unsigned long sector)
	170	{
	171	struct disk_partition info;
	172	int err;
	173
	174	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION_TYPE
	175	int type_part;
	176	/* Only support MBR so DOS_ENTRY_NUMBERS */
	177	for (type_part = 1; type_part <= DOS_ENTRY_NUMBERS; type_part++) {
	178	err = part_get_info(mmc_get_blk_desc(mmc), type_part, &info);
	179	if (err)
	180	continue;
	181	if (info.sys_ind ==
	182	CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION_TYPE) {
	183	partition = type_part;
	184	break;
	185	}
	186	}
	187	#endif
	188
	189	err = part_get_info(mmc_get_blk_desc(mmc), partition, &info);
	190	if (err) {
	191	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
	192	puts("spl: partition error\n");
	193	#endif
	194	return -1;
	195	}
	196
	197	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR
	198	return mmc_load_image_raw_sector(spl_image, mmc, info.start + sector);
	199	#else
	200	return mmc_load_image_raw_sector(spl_image, mmc, info.start);
	201	#endif
	202	}
	203	#endif
	204
	205	#ifdef CONFIG_SPL_OS_BOOT
	206	static int mmc_load_image_raw_os(struct spl_image_info *spl_image,
	207	struct mmc *mmc)
	208	{
	209	int ret;
	210
	211	#if defined(CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR)
	212	unsigned long count;
	213
	214	count = blk_dread(mmc_get_blk_desc(mmc),
	215	CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR,
	216	CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS,
	217	(void *) CONFIG_SYS_SPL_ARGS_ADDR);
	218	if (count != CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS) {
	219	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
	220	puts("mmc_load_image_raw_os: mmc block read error\n");
	221	#endif
	222	return -1;
	223	}
	224	#endif /* CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR */
	225
	226	ret = mmc_load_image_raw_sector(spl_image, mmc,
	227	CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR);
	228	if (ret)
	229	return ret;
	230
	231	if (spl_image->os != IH_OS_LINUX) {
	232	puts("Expected Linux image is not found. Trying to start U-boot\n");
	233	return -ENOENT;
	234	}
	235
	236	return 0;
	237	}
	238	#else
	239	int spl_start_uboot(void)
	240	{
	241	return 1;
	242	}
	243	static int mmc_load_image_raw_os(struct spl_image_info *spl_image,
	244	struct mmc *mmc)
	245	{
	246	return -ENOSYS;
	247	}
	248	#endif
	249
	250	#ifdef CONFIG_SYS_MMCSD_FS_BOOT_PARTITION
	251	static int spl_mmc_do_fs_boot(struct spl_image_info spl_image, struct mmc mmc,
	252	const char *filename)
	253	{
	254	int err = -ENOSYS;
	255
	256	#ifdef CONFIG_SPL_FS_FAT
	257	if (!spl_start_uboot()) {
	258	err = spl_load_image_fat_os(spl_image, mmc_get_blk_desc(mmc),
	259	CONFIG_SYS_MMCSD_FS_BOOT_PARTITION);
	260	if (!err)
	261	return err;
	262	}
	263	#ifdef CONFIG_SPL_FS_LOAD_PAYLOAD_NAME
	264	err = spl_load_image_fat(spl_image, mmc_get_blk_desc(mmc),
	265	CONFIG_SYS_MMCSD_FS_BOOT_PARTITION,
	266	filename);
	267	if (!err)
	268	return err;
	269	#endif
	270	#endif
	271	#ifdef CONFIG_SPL_FS_EXT4
	272	if (!spl_start_uboot()) {
	273	err = spl_load_image_ext_os(spl_image, mmc_get_blk_desc(mmc),
	274	CONFIG_SYS_MMCSD_FS_BOOT_PARTITION);
	275	if (!err)
	276	return err;
	277	}
	278	#ifdef CONFIG_SPL_FS_LOAD_PAYLOAD_NAME
	279	err = spl_load_image_ext(spl_image, mmc_get_blk_desc(mmc),
	280	CONFIG_SYS_MMCSD_FS_BOOT_PARTITION,
	281	filename);
	282	if (!err)
	283	return err;
	284	#endif
	285	#endif
	286
	287	#if defined(CONFIG_SPL_FS_FAT) \|\| defined(CONFIG_SPL_FS_EXT4)
	288	err = -ENOENT;
	289	#endif
	290
	291	return err;
	292	}
	293	#else
	294	static int spl_mmc_do_fs_boot(struct spl_image_info spl_image, struct mmc mmc,
	295	const char *filename)
	296	{
	297	return -ENOSYS;
	298	}
	299	#endif
	300
	301	u32 __weak spl_mmc_boot_mode(const u32 boot_device)
	302	{
	303	#if defined(CONFIG_SPL_FS_FAT) \|\| defined(CONFIG_SPL_FS_EXT4)
	304	return MMCSD_MODE_FS;
	305	#elif defined(CONFIG_SUPPORT_EMMC_BOOT)
	306	return MMCSD_MODE_EMMCBOOT;
	307	#else
	308	return MMCSD_MODE_RAW;
	309	#endif
	310	}
	311
	312	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION
	313	int __weak spl_mmc_boot_partition(const u32 boot_device)
	314	{
	315	return CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION;
	316	}
	317	#endif
	318
	319	unsigned long __weak spl_mmc_get_uboot_raw_sector(struct mmc *mmc,
	320	unsigned long raw_sect)
	321	{
	322	return raw_sect;
	323	}
	324
	325	int spl_mmc_load(struct spl_image_info *spl_image,
	326	struct spl_boot_device *bootdev,
	327	const char *filename,
	328	int raw_part,
	329	unsigned long raw_sect)
	330	{
	331	static struct mmc *mmc;
	332	u32 boot_mode;
	333	int err = 0;
	334	__maybe_unused int part = 0;
	335
	336	/* Perform peripheral init only once */
	337	if (!mmc) {
	338	err = spl_mmc_find_device(&mmc, bootdev->boot_device);
	339	if (err)
	340	return err;
	341
	342	err = mmc_init(mmc);
	343	if (err) {
	344	mmc = NULL;
	345	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
	346	printf("spl: mmc init failed with error: %d\n", err);
	347	#endif
	348	return err;
	349	}
	350	}
	351
	352	boot_mode = spl_mmc_boot_mode(bootdev->boot_device);
	353	err = -EINVAL;
	354	switch (boot_mode) {
	355	case MMCSD_MODE_EMMCBOOT:
	356	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_EMMC_BOOT_PARTITION
	357	part = CONFIG_SYS_MMCSD_RAW_MODE_EMMC_BOOT_PARTITION;
	358	#else
	359	/*
	360	* We need to check what the partition is configured to.
	361	* 1 and 2 match up to boot0 / boot1 and 7 is user data
	362	* which is the first physical partition (0).
	363	*/
	364	part = (mmc->part_config >> 3) & PART_ACCESS_MASK;
	365
	366	if (part == 7)
	367	part = 0;
	368	#endif
	369
	370	if (CONFIG_IS_ENABLED(MMC_TINY))
	371	err = mmc_switch_part(mmc, part);
	372	else
	373	err = blk_dselect_hwpart(mmc_get_blk_desc(mmc), part);
	374
	375	if (err) {
	376	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
	377	puts("spl: mmc partition switch failed\n");
	378	#endif
	379	return err;
	380	}
	381	/* Fall through */
	382	case MMCSD_MODE_RAW:
	383	debug("spl: mmc boot mode: raw\n");
	384
	385	if (!spl_start_uboot()) {
	386	err = mmc_load_image_raw_os(spl_image, mmc);
	387	if (!err)
	388	return err;
	389	}
	390
	391	raw_sect = spl_mmc_get_uboot_raw_sector(mmc, raw_sect);
	392
	393	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION
	394	err = mmc_load_image_raw_partition(spl_image, mmc, raw_part,
	395	raw_sect);
	396	if (!err)
	397	return err;
	398	#endif
	399	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR
	400	err = mmc_load_image_raw_sector(spl_image, mmc,
	401	raw_sect + spl_mmc_raw_uboot_offset(part));
	402	if (!err)
	403	return err;
	404	#endif
	405	/* If RAW mode fails, try FS mode. */
	406	case MMCSD_MODE_FS:
	407	debug("spl: mmc boot mode: fs\n");
	408
	409	err = spl_mmc_do_fs_boot(spl_image, mmc, filename);
	410	if (!err)
	411	return err;
	412
	413	break;
	414	#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
	415	default:
	416	puts("spl: mmc: wrong boot mode\n");
	417	#endif
	418	}
	419
	420	return err;
	421	}
	422
	423	int spl_mmc_load_image(struct spl_image_info *spl_image,
	424	struct spl_boot_device *bootdev)
	425	{
	426	return spl_mmc_load(spl_image, bootdev,
	427	#ifdef CONFIG_SPL_FS_LOAD_PAYLOAD_NAME
	428	CONFIG_SPL_FS_LOAD_PAYLOAD_NAME,
	429	#else
	430	NULL,
	431	#endif
	432	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION
	433	spl_mmc_boot_partition(bootdev->boot_device),
	434	#else
	435	0,
	436	#endif
	437	#ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR
	438	CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR);
	439	#else
	440	0);
	441	#endif
	442	}
	443
	444	SPL_LOAD_IMAGE_METHOD("MMC1", 0, BOOT_DEVICE_MMC1, spl_mmc_load_image);
	445	SPL_LOAD_IMAGE_METHOD("MMC2", 0, BOOT_DEVICE_MMC2, spl_mmc_load_image);
	446	SPL_LOAD_IMAGE_METHOD("MMC2_2", 0, BOOT_DEVICE_MMC2_2, spl_mmc_load_image);