u-boot/mlo-ext2.patch

diff --git a/arch/arm/cpu/armv7/omap3/board.c b/arch/arm/cpu/armv7/omap3/board.c
index 2922816..39a94ad 100644
--- a/arch/arm/cpu/armv7/omap3/board.c
+++ b/arch/arm/cpu/armv7/omap3/board.c
@@ -61,6 +61,8 @@ u32 omap3_boot_device = BOOT_DEVICE_NAND;
 /* auto boot mode detection is not possible for OMAP3 - hard code */
 u32 spl_boot_mode(void)
 {
+	return MMCSD_MODE_FAT;
+
 	switch (spl_boot_device()) {
 	case BOOT_DEVICE_MMC2:
 		return MMCSD_MODE_RAW;
diff --git a/common/spl/spl_mmc.c b/common/spl/spl_mmc.c
index fc2f226..fc60e98 100644
--- a/common/spl/spl_mmc.c
+++ b/common/spl/spl_mmc.c
@@ -11,6 +11,7 @@
 #include <asm/u-boot.h>
 #include <mmc.h>
 #include <fat.h>
+#include <ext4fs.h>
 #include <version.h>
 #include <image.h>
 
@@ -70,6 +71,58 @@ static int mmc_load_image_raw_os(struct mmc *mmc)
 #endif
 
 #ifdef CONFIG_SPL_FAT_SUPPORT
+static int mmc_load_image_ext2(struct mmc *mmc, const char *filename)
+{
+	s32 err;
+	struct image_header *header;
+	int filelen;
+	disk_partition_t part_info = {};
+
+	header = (struct image_header *)(CONFIG_SYS_TEXT_BASE -
+						sizeof(struct image_header));
+
+	if (get_partition_info(&mmc->block_dev,
+		CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION, &part_info)) {
+		printf("spl: no partition table found\n");
+		goto end;
+	}
+
+	ext4fs_set_blk_dev(&mmc->block_dev, &part_info);
+// 	err = ext4fs_set_blk_dev(&mmc->block_dev, &part_info);
+// 	if (!err) {
+// 		printf("spl: ext4fs register err - %d\n", err);
+// 		goto end;
+// 	}
+
+	err = ext4fs_mount(0);
+	if (!err) {
+		printf("spl: ext4fs mount err - %d\n", err);
+		goto end;
+	}
+
+	filelen = err = ext4fs_open(filename);
+	if (err < 0) {
+		puts("spl: ext4fs_open failed\n");
+		goto end;
+	}
+	err = ext4fs_read((u8 *)header, sizeof(struct image_header));
+	if (err <= 0) {
+		puts("spl: ext4fs_read failed\n");
+		goto end;
+	}
+
+	spl_parse_image_header(header);
+
+	err = ext4fs_read((u8 *)spl_image.load_addr, filelen);
+
+end:
+	if (err <= 0) {
+		printf("spl: error reading image %s, err - %d\n",
+			filename, err);
+	}
+	return (err <= 0);
+}
+
 static int mmc_load_image_fat(struct mmc *mmc, const char *filename)
 {
 	int err;
@@ -141,7 +194,9 @@ void spl_mmc_load_image(void)
 		hang();
 	}
 
-	boot_mode = spl_boot_mode();
+//	boot_mode = spl_boot_mode();
+	boot_mode = MMCSD_MODE_FAT; /* Fix OMAP4 boot */
+
 	if (boot_mode == MMCSD_MODE_RAW) {
 		debug("boot mode - RAW\n");
 #ifdef CONFIG_SPL_OS_BOOT
@@ -153,19 +208,20 @@ void spl_mmc_load_image(void)
 	} else if (boot_mode == MMCSD_MODE_FAT) {
 		debug("boot mode - FAT\n");
 
-		err = fat_register_device(&mmc->block_dev,
-					  CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION);
-		if (err) {
+// 		err = fat_register_device(&mmc->block_dev,
+// 					  CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION);
+// 		if (err) {
 #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
-			printf("spl: fat register err - %d\n", err);
+// 			printf("spl: fat register err - %d\n", err);
 #endif
-			hang();
-		}
+// 			hang();
+// 		}
 
 #ifdef CONFIG_SPL_OS_BOOT
 		if (spl_start_uboot() || mmc_load_image_fat_os(mmc))
 #endif
-		err = mmc_load_image_fat(mmc, CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME);
+// 		err = mmc_load_image_fat(mmc, CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME);
+		err = mmc_load_image_ext2(mmc, "u-boot.bin");	/* We use u-boot.bin file on first partition */
 #endif
 	} else {
 #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
diff --git a/fs/Makefile b/fs/Makefile
index 34dc035..a09ada5 100644
--- a/fs/Makefile
+++ b/fs/Makefile
@@ -8,6 +8,7 @@
 
 ifdef CONFIG_SPL_BUILD
 obj-$(CONFIG_SPL_FAT_SUPPORT) += fat/
+obj-$(CONFIG_SPL_FAT_SUPPORT) += ext4/
 else
 obj-y				+= fs.o
 
diff --git a/include/configs/omap3_beagle.h b/include/configs/omap3_beagle.h
index c58bc91..7ecae0c 100644
--- a/include/configs/omap3_beagle.h
+++ b/include/configs/omap3_beagle.h
@@ -40,6 +40,7 @@
 
 #define CONFIG_OF_LIBFDT
 #define CONFIG_CMD_BOOTZ
+#define CONFIG_SUPPORT_RAW_INITRD	/* bootz raw initrd support */
 
 #define CONFIG_CMDLINE_TAG		1	/* enable passing of ATAGs */
 #define CONFIG_SETUP_MEMORY_TAGS	1
@@ -250,7 +251,7 @@
 		"if test $fdtfile = undefined; then " \
 			"echo WARNING: Could not determine device tree to use; fi; \0" \
 	"bootenv=uEnv.txt\0" \
-	"loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
+	"loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
 	"importbootenv=echo Importing environment from mmc ...; " \
 		"env import -t $loadaddr $filesize\0" \
 	"ramargs=setenv bootargs console=${console} " \
diff --git a/include/configs/omap4_common.h b/include/configs/omap4_common.h
index d099bfd..24b2ceb 100644
--- a/include/configs/omap4_common.h
+++ b/include/configs/omap4_common.h
@@ -104,10 +104,10 @@
 		"vram=${vram} " \
 		"root=${mmcroot} " \
 		"rootfstype=${mmcrootfstype}\0" \
-	"loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
+	"loadbootscript=load mmc ${mmcdev} ${loadaddr} boot.scr\0" \
 	"bootscript=echo Running bootscript from mmc${mmcdev} ...; " \
 		"source ${loadaddr}\0" \
-	"loadbootenv=fatload mmc ${mmcdev} ${loadaddr} uEnv.txt\0" \
+	"loadbootenv=load mmc ${mmcdev} ${loadaddr} uEnv.txt\0" \
 	"importbootenv=echo Importing environment from mmc${mmcdev} ...; " \
 		"env import -t ${loadaddr} ${filesize}\0" \
 	"loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \