diff --git a/RKBOOT/RK3308MINIALL.ini b/RKBOOT/RK3308MINIALL.ini
index ef9d8df2..7a5afdcb 100644
--- a/RKBOOT/RK3308MINIALL.ini
+++ b/RKBOOT/RK3308MINIALL.ini
@@ -5,7 +5,7 @@ MAJOR=1
 MINOR=05
 [CODE471_OPTION]
 NUM=1
-Path1=bin/rk33/rk3308_ddr_589MHz_uart2_m1_v2.08.bin
+Path1=bin/rk33/rk3308_ddr_589MHz_uart2_m1_v2.09.bin
 Sleep=1
 [CODE472_OPTION]
 NUM=1
@@ -14,9 +14,9 @@ Path1=bin/rk33/rk3308_usbplug_v1.43.bin
 NUM=2
 LOADER1=FlashData
 LOADER2=FlashBoot
-FlashData=bin/rk33/rk3308_ddr_589MHz_uart2_m1_v2.08.bin
+FlashData=bin/rk33/rk3308_ddr_589MHz_uart2_m1_v2.09.bin
 FlashBoot=bin/rk33/rk3308_miniloader_v1.43.bin
 [OUTPUT]
-PATH=rk3308_loader_v2.08.143.bin
+PATH=rk3308_loader_v2.09.143.bin
 [FLAG]
 RC4_OFF=true
diff --git a/RKBOOT/RK3308MINIALL_SPI_NAND.ini b/RKBOOT/RK3308MINIALL_SPI_NAND.ini
index 0ad275bf..0dd3e8d5 100644
--- a/RKBOOT/RK3308MINIALL_SPI_NAND.ini
+++ b/RKBOOT/RK3308MINIALL_SPI_NAND.ini
@@ -5,7 +5,7 @@ MAJOR=1
 MINOR=05
 [CODE471_OPTION]
 NUM=1
-Path1=bin/rk33/rk3308_ddr_589MHz_uart2_m1_v2.08.bin
+Path1=bin/rk33/rk3308_ddr_589MHz_uart2_m1_v2.09.bin
 Sleep=1
 [CODE472_OPTION]
 NUM=1
@@ -14,7 +14,7 @@ Path1=bin/rk33/rk3308_usbplug_v1.43.bin
 NUM=2
 LOADER1=FlashData
 LOADER2=FlashBoot
-FlashData=bin/rk33/rk3308_ddr_589MHz_uart2_m1_v2.08.bin
+FlashData=bin/rk33/rk3308_ddr_589MHz_uart2_m1_v2.09.bin
 FlashBoot=bin/rk33/rk3308_miniloader_spiflash_v1.32.bin
 [OUTPUT]
-PATH=rk3308_loader_v2.08.132.bin
+PATH=rk3308_loader_v2.09.132.bin
diff --git a/RKBOOT/RK3308MINIALL_SPI_NAND_UART4.ini b/RKBOOT/RK3308MINIALL_SPI_NAND_UART4.ini
index df4e3ac5..2f0cf935 100644
--- a/RKBOOT/RK3308MINIALL_SPI_NAND_UART4.ini
+++ b/RKBOOT/RK3308MINIALL_SPI_NAND_UART4.ini
@@ -5,7 +5,7 @@ MAJOR=1
 MINOR=05
 [CODE471_OPTION]
 NUM=1
-Path1=bin/rk33/rk3308_ddr_589MHz_uart4_m0_v2.08.bin
+Path1=bin/rk33/rk3308_ddr_589MHz_uart4_m0_v2.09.bin
 Sleep=1
 [CODE472_OPTION]
 NUM=1
@@ -14,7 +14,7 @@ Path1=bin/rk33/rk3308_usbplug_v1.43.bin
 NUM=2
 LOADER1=FlashData
 LOADER2=FlashBoot
-FlashData=bin/rk33/rk3308_ddr_589MHz_uart4_m0_v2.08.bin
+FlashData=bin/rk33/rk3308_ddr_589MHz_uart4_m0_v2.09.bin
 FlashBoot=bin/rk33/rk3308_miniloader_spiflash_v1.32.bin
 [OUTPUT]
-PATH=rk3308_loader_v2.08.132.bin
+PATH=rk3308_loader_v2.09.132.bin
diff --git a/RKBOOT/RK3308MINIALL_SPI_NOR.ini b/RKBOOT/RK3308MINIALL_SPI_NOR.ini
index 75afdc93..3ac07384 100644
--- a/RKBOOT/RK3308MINIALL_SPI_NOR.ini
+++ b/RKBOOT/RK3308MINIALL_SPI_NOR.ini
@@ -5,7 +5,7 @@ MAJOR=1
 MINOR=05
 [CODE471_OPTION]
 NUM=1
-Path1=bin/rk33/rk3308_ddr_589MHz_uart2_m1_v2.08.bin
+Path1=bin/rk33/rk3308_ddr_589MHz_uart2_m1_v2.09.bin
 Sleep=1
 [CODE472_OPTION]
 NUM=1
@@ -14,7 +14,7 @@ Path1=bin/rk33/rk3308_usbplug_v1.43.bin
 NUM=2
 LOADER1=FlashData
 LOADER2=FlashBoot
-FlashData=bin/rk33/rk3308_ddr_589MHz_uart2_m1_v2.08.bin
+FlashData=bin/rk33/rk3308_ddr_589MHz_uart2_m1_v2.09.bin
 FlashBoot=bin/rk33/rk3308_miniloader_spinor_v1.43.bin
 [OUTPUT]
-PATH=rk3308_loader_v2.08.143.bin
+PATH=rk3308_loader_v2.09.143.bin
diff --git a/RKBOOT/RK3308MINIALL_SPI_NOR_UART4.ini b/RKBOOT/RK3308MINIALL_SPI_NOR_UART4.ini
index e454f136..b2d3c9a5 100644
--- a/RKBOOT/RK3308MINIALL_SPI_NOR_UART4.ini
+++ b/RKBOOT/RK3308MINIALL_SPI_NOR_UART4.ini
@@ -5,7 +5,7 @@ MAJOR=1
 MINOR=05
 [CODE471_OPTION]
 NUM=1
-Path1=bin/rk33/rk3308_ddr_589MHz_uart4_m0_v2.08.bin
+Path1=bin/rk33/rk3308_ddr_589MHz_uart4_m0_v2.09.bin
 Sleep=1
 [CODE472_OPTION]
 NUM=1
@@ -14,7 +14,7 @@ Path1=bin/rk33/rk3308_usbplug_v1.43.bin
 NUM=2
 LOADER1=FlashData
 LOADER2=FlashBoot
-FlashData=bin/rk33/rk3308_ddr_589MHz_uart4_m0_v2.08.bin
+FlashData=bin/rk33/rk3308_ddr_589MHz_uart4_m0_v2.09.bin
 FlashBoot=bin/rk33/rk3308_miniloader_spinor_v1.43.bin
 [OUTPUT]
-PATH=rk3308_loader_v2.08.143.bin
+PATH=rk3308_loader_v2.09.143.bin
diff --git a/RKBOOT/RK3308MINIALL_UART4.ini b/RKBOOT/RK3308MINIALL_UART4.ini
index f36da32b..db5eeb0f 100644
--- a/RKBOOT/RK3308MINIALL_UART4.ini
+++ b/RKBOOT/RK3308MINIALL_UART4.ini
@@ -5,7 +5,7 @@ MAJOR=1
 MINOR=05
 [CODE471_OPTION]
 NUM=1
-Path1=bin/rk33/rk3308_ddr_589MHz_uart4_m0_v2.08.bin
+Path1=bin/rk33/rk3308_ddr_589MHz_uart4_m0_v2.09.bin
 Sleep=1
 [CODE472_OPTION]
 NUM=1
@@ -14,9 +14,9 @@ Path1=bin/rk33/rk3308_usbplug_v1.43.bin
 NUM=2
 LOADER1=FlashData
 LOADER2=FlashBoot
-FlashData=bin/rk33/rk3308_ddr_589MHz_uart4_m0_v2.08.bin
+FlashData=bin/rk33/rk3308_ddr_589MHz_uart4_m0_v2.09.bin
 FlashBoot=bin/rk33/rk3308_miniloader_v1.43.bin
 [OUTPUT]
-PATH=rk3308_loader_uart4_v2.08.143.bin
+PATH=rk3308_loader_uart4_v2.09.143.bin
 [FLAG]
 RC4_OFF=true
diff --git a/RKBOOT/RK3308MINIALL_WO_FTL.ini b/RKBOOT/RK3308MINIALL_WO_FTL.ini
index 9cace7ec..a1cad31c 100644
--- a/RKBOOT/RK3308MINIALL_WO_FTL.ini
+++ b/RKBOOT/RK3308MINIALL_WO_FTL.ini
@@ -5,7 +5,7 @@ MAJOR=1
 MINOR=05
 [CODE471_OPTION]
 NUM=1
-Path1=bin/rk33/rk3308_ddr_589MHz_uart2_m1_v2.08.bin
+Path1=bin/rk33/rk3308_ddr_589MHz_uart2_m1_v2.09.bin
 Sleep=1
 [CODE472_OPTION]
 NUM=1
@@ -14,7 +14,7 @@ Path1=bin/rk33/rk3308_usbplug_wo_ftl_v1.43.bin
 NUM=2
 LOADER1=FlashData
 LOADER2=FlashBoot
-FlashData=bin/rk33/rk3308_ddr_589MHz_uart2_m1_v2.08.bin
+FlashData=bin/rk33/rk3308_ddr_589MHz_uart2_m1_v2.09.bin
 FlashBoot=bin/rk33/rk3308_miniloader_wo_ftl_v1.43.bin
 [OUTPUT]
-PATH=rk3308_loader_wo_ftl_v2.08.143.bin
+PATH=rk3308_loader_wo_ftl_v2.09.143.bin
diff --git a/bin/rk33/rk3308_ddr_393MHz_uart2_m1_v2.08.bin b/bin/rk33/rk3308_ddr_393MHz_uart2_m1_v2.09.bin
similarity index 89%
rename from bin/rk33/rk3308_ddr_393MHz_uart2_m1_v2.08.bin
rename to bin/rk33/rk3308_ddr_393MHz_uart2_m1_v2.09.bin
index cec364fa..b5c0cd56 100644
Binary files a/bin/rk33/rk3308_ddr_393MHz_uart2_m1_v2.08.bin and b/bin/rk33/rk3308_ddr_393MHz_uart2_m1_v2.09.bin differ
diff --git a/bin/rk33/rk3308_ddr_393MHz_uart4_m0_v2.08.bin b/bin/rk33/rk3308_ddr_393MHz_uart4_m0_v2.09.bin
similarity index 89%
rename from bin/rk33/rk3308_ddr_393MHz_uart4_m0_v2.08.bin
rename to bin/rk33/rk3308_ddr_393MHz_uart4_m0_v2.09.bin
index 33c72e40..13aa11a7 100644
Binary files a/bin/rk33/rk3308_ddr_393MHz_uart4_m0_v2.08.bin and b/bin/rk33/rk3308_ddr_393MHz_uart4_m0_v2.09.bin differ
diff --git a/bin/rk33/rk3308_ddr_451MHz_uart2_m1_v2.08.bin b/bin/rk33/rk3308_ddr_451MHz_uart2_m1_v2.09.bin
similarity index 89%
rename from bin/rk33/rk3308_ddr_451MHz_uart2_m1_v2.08.bin
rename to bin/rk33/rk3308_ddr_451MHz_uart2_m1_v2.09.bin
index 8e1503be..9871b2e4 100644
Binary files a/bin/rk33/rk3308_ddr_451MHz_uart2_m1_v2.08.bin and b/bin/rk33/rk3308_ddr_451MHz_uart2_m1_v2.09.bin differ
diff --git a/bin/rk33/rk3308_ddr_451MHz_uart4_m0_v2.08.bin b/bin/rk33/rk3308_ddr_451MHz_uart4_m0_v2.09.bin
similarity index 89%
rename from bin/rk33/rk3308_ddr_451MHz_uart4_m0_v2.08.bin
rename to bin/rk33/rk3308_ddr_451MHz_uart4_m0_v2.09.bin
index 30b9b5af..fd1f2413 100644
Binary files a/bin/rk33/rk3308_ddr_451MHz_uart4_m0_v2.08.bin and b/bin/rk33/rk3308_ddr_451MHz_uart4_m0_v2.09.bin differ
diff --git a/bin/rk33/rk3308_ddr_589MHz_uart2_m1_v2.08.bin b/bin/rk33/rk3308_ddr_589MHz_uart2_m1_v2.09.bin
similarity index 89%
rename from bin/rk33/rk3308_ddr_589MHz_uart2_m1_v2.08.bin
rename to bin/rk33/rk3308_ddr_589MHz_uart2_m1_v2.09.bin
index d19030ac..cbe75f7b 100644
Binary files a/bin/rk33/rk3308_ddr_589MHz_uart2_m1_v2.08.bin and b/bin/rk33/rk3308_ddr_589MHz_uart2_m1_v2.09.bin differ
diff --git a/bin/rk33/rk3308_ddr_589MHz_uart4_m0_v2.08.bin b/bin/rk33/rk3308_ddr_589MHz_uart4_m0_v2.09.bin
similarity index 89%
rename from bin/rk33/rk3308_ddr_589MHz_uart4_m0_v2.08.bin
rename to bin/rk33/rk3308_ddr_589MHz_uart4_m0_v2.09.bin
index a3dbecf4..9bd4b3e4 100644
Binary files a/bin/rk33/rk3308_ddr_589MHz_uart4_m0_v2.08.bin and b/bin/rk33/rk3308_ddr_589MHz_uart4_m0_v2.09.bin differ
diff --git a/doc/release/RK3308_CN.md b/doc/release/RK3308_CN.md
index 8b7e586e..7dac9d65 100644
--- a/doc/release/RK3308_CN.md
+++ b/doc/release/RK3308_CN.md
@@ -1,5 +1,20 @@
 # RK3308 Release Note
 
+## rk3308_ddr_{589 ... 393}MHz_{uart2_m1, uart4_m0}_v2.09.bin
+
+| 时间       | 文件                                                       | 编译 commit | 重要程度 |
+| ---------- | ---------------------------------------------------------- | ----------- | -------- |
+| 2024-09-06 | rk3308_ddr_{589 ... 393}MHz_{uart2_m1, uart4_m0}_v2.09.bin | 286df080e2  | 重要     |
+
+### Fixed
+
+| Index | 重要程度 | 更新说明               | 问题现象                                                     | 问题来源 |
+| ----- | -------- | ---------------------- | ------------------------------------------------------------ | -------- |
+| 1     | 重要     | 关闭 auto self refresh | 开启 auto self refresh 时，少数 RK3308B 系列芯片可能在特定频率低概率卡死 | 491409   |
+| 2     | 普通     | 优化 uart 打印速度     | -                                                            | -        |
+
+------
+
 ## rk3308_miniloader_v1.43.bin
 
 | 时间       | 文件                                   | 编译 commit  | 重要程度 |
diff --git a/doc/release/RK3308_EN.md b/doc/release/RK3308_EN.md
index 156ec9df..ea182c8b 100644
--- a/doc/release/RK3308_EN.md
+++ b/doc/release/RK3308_EN.md
@@ -1,5 +1,20 @@
 # RK3308 Release Note
 
+## rk3308_ddr_{589 ... 393}MHz_{uart2_m1, uart4_m0}_v2.09.bin
+
+| Date       | File                                                       | Build commit | Severity  |
+| ---------- | ---------------------------------------------------------- | ------------ | --------- |
+| 2024-09-06 | rk3308_ddr_{589 ... 393}MHz_{uart2_m1, uart4_m0}_v2.09.bin | 286df080e2   | important |
+
+### Fixed
+
+| Index | Severity  | Update                       | Issue description                                            | Issue source |
+| ----- | --------- | ---------------------------- | ------------------------------------------------------------ | ------------ |
+| 1     | important | Disable auto self refresh    | When auto self refresh is enabled, a small number of RK3308B series chips may freeze with a low probability at certain frequencies. | 491409       |
+| 2     | moderate  | Optimize uart printing speed | -                                                            | -            |
+
+------
+
 ## rk3308_miniloader_v1.43.bin
 
 | Date       | File                                   | Build commit  | Severity |