diff --git a/conf/machine/include/xml/uis7885-2h10-uboot22.xml b/conf/machine/include/xml/uis7885-2h10-uboot22.xml
index cad6b1ddf..7a2159382 100755
--- a/conf/machine/include/xml/uis7885-2h10-uboot22.xml
+++ b/conf/machine/include/xml/uis7885-2h10-uboot22.xml
@@ -3208,15 +3208,17 @@
                 <Partition id="trustos_bak" size="6"/>
                 <Partition id="teecfg_bak" size="1"/>
                 <Partition id="uboot_bak" size="3"/>
-                <Partition id="prodnv" size="64"/>
                 <Partition id="miscdata" size="1"/>
                 <Partition id="miscdata_bak" size="1"/>
-                <Partition id="recovery" size="45"/>
-                <Partition id="recovery_dtb" size="8"/>
-                <Partition id="recovery_system" size="80"/>
                 <Partition id="misc" size="1"/>
                 <Partition id="misc_bak" size="1"/>
                 <Partition id="uboot_log" size="4"/>
+                <Partition id="reserved" size="1"/>
+                <Partition id="splloadersd" size="1"/>
+                <Partition id="prodnv" size="64"/>
+                <Partition id="recovery_dtb" size="8"/>
+                <Partition id="recovery" size="45"/>
+                <Partition id="recovery_system" size="80"/>
                 <Partition id="logo" size="8"/>
                 <Partition id="fbootlogo" size="8"/>
                 <Partition id="nr_fixnv1" size="50"/>
@@ -3688,6 +3690,18 @@
                 <CheckFlag>2</CheckFlag>
                 <Description>Download sml operation</Description>
             </File>
+            <File>
+                <ID>SPLLoaderSDBOOT</ID>
+                <IDAlias>UBOOT_LOADER_SDBOOT</IDAlias>
+                <Type>UBOOT_LOADER2</Type>
+                <Block id="splloadersd">
+                    <Base>0x0</Base>
+                    <Size>0x0</Size>
+                </Block>
+                <Flag>1</Flag>
+                <CheckFlag>0</CheckFlag>
+                <Description>SPLLoaderSDBOOT image file</Description>
+            </File>
             <File>
                 <ID>UBOOTLoader</ID>
                 <IDAlias>UBOOT_LOADER</IDAlias>
diff --git a/conf/machine/include/xml/uis7885-2h10-ubuntu20.xml b/conf/machine/include/xml/uis7885-2h10-ubuntu20.xml
index b9f8a8eb2..199e57018 100755
--- a/conf/machine/include/xml/uis7885-2h10-ubuntu20.xml
+++ b/conf/machine/include/xml/uis7885-2h10-ubuntu20.xml
@@ -3208,15 +3208,17 @@
                 <Partition id="trustos_bak" size="6"/>
                 <Partition id="teecfg_bak" size="1"/>
                 <Partition id="uboot_bak" size="3"/>
-                <Partition id="prodnv" size="64"/>
                 <Partition id="miscdata" size="1"/>
                 <Partition id="miscdata_bak" size="1"/>
-                <Partition id="recovery" size="45"/>
-                <Partition id="recovery_dtb" size="8"/>
-                <Partition id="recovery_system" size="80"/>
                 <Partition id="misc" size="1"/>
                 <Partition id="misc_bak" size="1"/>
                 <Partition id="uboot_log" size="4"/>
+                <Partition id="reserved" size="1"/>
+                <Partition id="splloadersd" size="1"/>
+                <Partition id="prodnv" size="64"/>
+                <Partition id="recovery_dtb" size="8"/>
+                <Partition id="recovery" size="45"/>
+                <Partition id="recovery_system" size="80"/>
                 <Partition id="logo" size="8"/>
                 <Partition id="fbootlogo" size="8"/>
                 <Partition id="nr_fixnv1" size="50"/>
@@ -3688,6 +3690,18 @@
                 <CheckFlag>2</CheckFlag>
                 <Description>Download sml operation</Description>
             </File>
+            <File>
+                <ID>SPLLoaderSDBOOT</ID>
+                <IDAlias>UBOOT_LOADER_SDBOOT</IDAlias>
+                <Type>UBOOT_LOADER2</Type>
+                <Block id="splloadersd">
+                    <Base>0x0</Base>
+                    <Size>0x0</Size>
+                </Block>
+                <Flag>1</Flag>
+                <CheckFlag>0</CheckFlag>
+                <Description>SPLLoaderSDBOOT image file</Description>
+            </File>
             <File>
                 <ID>UBOOTLoader</ID>
                 <IDAlias>UBOOT_LOADER</IDAlias>
diff --git a/conf/machine/uis7885-2h10.conf b/conf/machine/uis7885-2h10.conf
index 68548bc1c..6763f11c9 100755
--- a/conf/machine/uis7885-2h10.conf
+++ b/conf/machine/uis7885-2h10.conf
@@ -172,6 +172,7 @@ U_BOOT_MACHINE_PATCH = ""
 QT_SUPPORTED = "true"
 
 CHIPRAM_SUPPORT_BOTH_EMMC_UFS = "yes"
+SUPPORT_EMMC_UFS_SDBOOT = "yes"
 
 
 SUPPORT_VOICECALL = "true"
diff --git a/recipes-bsp/chipram/chipram.bb b/recipes-bsp/chipram/chipram.bb
index 5a5984396..f737ef78d 100755
--- a/recipes-bsp/chipram/chipram.bb
+++ b/recipes-bsp/chipram/chipram.bb
@@ -60,6 +60,14 @@ do_compile () {
 					oe_runmake   -C ${S} O=${B}/ufs ${CHIPRAM_MACHINE}
 					oe_runmake -C ${S} O=${B}/ufs
 				fi
+
+				if [ ${SUPPORT_EMMC_UFS_SDBOOT} = "yes" ]; then
+					#########build spl-sd.bin###########################
+					export CONFIG_SD_SPL=true
+					oe_runmake   -C ${S} O=${B}/sd ${CHIPRAM_MACHINE}
+					oe_runmake -C ${S} O=${B}/sd
+				fi
+
 				if [ ${CHIPRAM_SUPPORT_BOTH_EMMC_NAND} = "yes" ]; then
 					#########build spl-nand.bin###########################
 					install -m 0644 ${S}/../../devtools/mcp_gen/mcp.xls ${STAGING_BINDIR_NATIVE}/
@@ -118,6 +126,11 @@ do_deploy(){
 				sign_unisoc_bin "${DEPLOYDIR}/u-boot-spl-16k-ufs.bin"
 			fi
 
+			if [ ${SUPPORT_EMMC_UFS_SDBOOT} = "yes" ];then
+				install -m 0644  ${B}/sd/nand_spl/u-boot-spl-16k.bin  ${DEPLOYDIR}/u-boot-spl-16k.bin
+				sign_unisoc_bin "${DEPLOYDIR}/u-boot-spl-16k.bin"
+			fi
+
 			if [ ${CHIPRAM_SUPPORT_BOTH_EMMC_NAND} = "yes" ];then
 				install -m 0644  ${B}/nand/nand_spl/u-boot-spl-16k.bin  ${DEPLOYDIR}/u-boot-spl-16k-nand.bin
 				sign_unisoc_bin "${DEPLOYDIR}/u-boot-spl-16k-nand.bin"
diff --git a/recipes-bsp/u-boot/u-boot22.bb b/recipes-bsp/u-boot/u-boot22.bb
index 37e6211cd..f1c1e76a7 100755
--- a/recipes-bsp/u-boot/u-boot22.bb
+++ b/recipes-bsp/u-boot/u-boot22.bb
@@ -74,6 +74,12 @@ do_compile:prepend() {
         if [ ${AB_PARTITIONS} = "true" ]; then
             export CONFIG_AB_PARTITIONS=true
         fi
+
+        if [ ${SUPPORT_EMMC_UFS_SDBOOT} = "yes" ]; then
+            export BOOT_SDBOOT=true
+        fi
+
+
 }
 
 do_compile () {
diff --git a/recipes-core/initscripts/initscripts/mount_emmc.sh b/recipes-core/initscripts/initscripts/mount_emmc.sh
index c20f186d6..bfdc32808 100644
--- a/recipes-core/initscripts/initscripts/mount_emmc.sh
+++ b/recipes-core/initscripts/initscripts/mount_emmc.sh
@@ -1,13 +1,29 @@
 #!/bin/sh
 #emmc dev name set
-echo "rcS:mount_emmc start"
-for folder in $(ls /sys/class/block/ | grep 'mmcblk0p');do
-    id=${folder#*mmcblk0p}
-    name=$(cat /sys/class/block/mmcblk0/$folder/uevent)
-    subname=${name##*=}
-    ln -s /dev/mmcblk0p$id /dev/mmcblk0p_$subname
-    ln -s /dev/mmcblk0p$id /dev/$subname
-done
+is_sdboot=$(cat /proc/cmdline | grep "sdboot" | wc -l)
+if [ $is_sdboot -eq 0 ]; then
+    for folder in $(ls /sys/class/block/ | grep 'mmcblk0p');do
+        id=${folder#*mmcblk0p}
+        name=$(cat /sys/class/block/mmcblk0/$folder/uevent)
+        subname=${name##*=}
+        ln -s /dev/mmcblk0p$id /dev/mmcblk0p_$subname
+        ln -s /dev/mmcblk0p$id /dev/$subname
+        if [ $link_dev -eq 1 ];then
+            ln -s /dev/mmcblk0p$id /dev/disk/by-partlabel/$subname
+        fi
+    done
+else
+    for folder in $(ls /sys/class/block/ | grep 'mmcblk1p');do
+        id=${folder#*mmcblk1p}
+        name=$(cat /sys/class/block/mmcblk1/$folder/uevent)
+        subname=${name##*=}
+        ln -s /dev/mmcblk1p$id /dev/mmcblk1p_$subname
+        ln -s /dev/mmcblk1p$id /dev/$subname
+        if [ $link_dev -eq 1 ];then
+            ln -s /dev/mmcblk1p$id /dev/disk/by-partlabel/$subname
+        fi
+    done
+fi
 
 #ufs dev name set
 for devdir in /sys/block/sd*; do
diff --git a/recipes-ubuntu/unisoc-fs-mount/files/mount_emmc.sh b/recipes-ubuntu/unisoc-fs-mount/files/mount_emmc.sh
index c20f186d6..bfdc32808 100755
--- a/recipes-ubuntu/unisoc-fs-mount/files/mount_emmc.sh
+++ b/recipes-ubuntu/unisoc-fs-mount/files/mount_emmc.sh
@@ -1,13 +1,29 @@
 #!/bin/sh
 #emmc dev name set
-echo "rcS:mount_emmc start"
-for folder in $(ls /sys/class/block/ | grep 'mmcblk0p');do
-    id=${folder#*mmcblk0p}
-    name=$(cat /sys/class/block/mmcblk0/$folder/uevent)
-    subname=${name##*=}
-    ln -s /dev/mmcblk0p$id /dev/mmcblk0p_$subname
-    ln -s /dev/mmcblk0p$id /dev/$subname
-done
+is_sdboot=$(cat /proc/cmdline | grep "sdboot" | wc -l)
+if [ $is_sdboot -eq 0 ]; then
+    for folder in $(ls /sys/class/block/ | grep 'mmcblk0p');do
+        id=${folder#*mmcblk0p}
+        name=$(cat /sys/class/block/mmcblk0/$folder/uevent)
+        subname=${name##*=}
+        ln -s /dev/mmcblk0p$id /dev/mmcblk0p_$subname
+        ln -s /dev/mmcblk0p$id /dev/$subname
+        if [ $link_dev -eq 1 ];then
+            ln -s /dev/mmcblk0p$id /dev/disk/by-partlabel/$subname
+        fi
+    done
+else
+    for folder in $(ls /sys/class/block/ | grep 'mmcblk1p');do
+        id=${folder#*mmcblk1p}
+        name=$(cat /sys/class/block/mmcblk1/$folder/uevent)
+        subname=${name##*=}
+        ln -s /dev/mmcblk1p$id /dev/mmcblk1p_$subname
+        ln -s /dev/mmcblk1p$id /dev/$subname
+        if [ $link_dev -eq 1 ];then
+            ln -s /dev/mmcblk1p$id /dev/disk/by-partlabel/$subname
+        fi
+    done
+fi
 
 #ufs dev name set
 for devdir in /sys/block/sd*; do
diff --git a/recipes-update/unisoc-ota/unisoc-ota/default/mount_emmc.sh b/recipes-update/unisoc-ota/unisoc-ota/default/mount_emmc.sh
index 66c567b77..ed07966ba 100755
--- a/recipes-update/unisoc-ota/unisoc-ota/default/mount_emmc.sh
+++ b/recipes-update/unisoc-ota/unisoc-ota/default/mount_emmc.sh
@@ -1,13 +1,24 @@
 #!/bin/sh
 #emmc dev name set
 echo "rcS:mount_emmc start"
-for folder in $(ls /sys/class/block/ | grep 'mmcblk0p');do
-    id=${folder#*mmcblk0p}
-    name=$(cat /sys/class/block/mmcblk0/$folder/uevent)
-    subname=${name##*=}
-    ln -s /dev/mmcblk0p$id /dev/mmcblk0p_$subname
-    ln -s /dev/mmcblk0p$id /dev/$subname
+is_sdboot=$(cat /proc/cmdline | grep "sdboot" | wc -l)
+if [ $is_sdboot -eq 0 ]; then
+    for folder in $(ls /sys/class/block/ | grep 'mmcblk0p');do
+        id=${folder#*mmcblk0p}
+        name=$(cat /sys/class/block/mmcblk0/$folder/uevent)
+        subname=${name##*=}
+        ln -s /dev/mmcblk0p$id /dev/mmcblk0p_$subname
+        ln -s /dev/mmcblk0p$id /dev/$subname
 done
+else
+    for folder in $(ls /sys/class/block/ | grep 'mmcblk1p');do
+        id=${folder#*mmcblk1p}
+        name=$(cat /sys/class/block/mmcblk1/$folder/uevent)
+        subname=${name##*=}
+        ln -s /dev/mmcblk1p$id /dev/mmcblk1p_$subname
+        ln -s /dev/mmcblk1p$id /dev/$subname
+    done
+if
 
 #ufs dev name set
 for folder in $(ls /sys/class/block/sda/ | grep 'sda');do
@@ -16,4 +27,3 @@ for folder in $(ls /sys/class/block/sda/ | grep 'sda');do
     subname=${name##*=}
     ln -s /dev/sda$id /dev/$subname
 done
-