diff --git a/lichee/brandy/u-boot-2014.07/arch/arm/cpu/armv7/sunxi_spl_common/key.c b/lichee/brandy/u-boot-2014.07/arch/arm/cpu/armv7/sunxi_spl_common/key.c
index 8d1e9b6d18..419cc60d85 100755
--- a/lichee/brandy/u-boot-2014.07/arch/arm/cpu/armv7/sunxi_spl_common/key.c
+++ b/lichee/brandy/u-boot-2014.07/arch/arm/cpu/armv7/sunxi_spl_common/key.c
@@ -28,8 +28,9 @@ int sunxi_key_init(void)
 
 	reg_val = sunxi_key_base->ctrl;
 	reg_val &= ~((7 << 1) | (0xffU << 24));
+	/* bpi, disable lradc
 	reg_val |=  LRADC_HOLD_EN;
-	reg_val |=  LRADC_EN;
+	reg_val |=  LRADC_EN;*/
 	sunxi_key_base->ctrl = reg_val;
 
 	/* disable all key irq */
diff --git a/lichee/tools/pack/chips/sun50iw1p1/bin/boot0_nand_sun50iw1p1.bin b/lichee/tools/pack/chips/sun50iw1p1/bin/boot0_nand_sun50iw1p1.bin
index 0d5bc1330e..15a0f3168a 100755
Binary files a/lichee/tools/pack/chips/sun50iw1p1/bin/boot0_nand_sun50iw1p1.bin and b/lichee/tools/pack/chips/sun50iw1p1/bin/boot0_nand_sun50iw1p1.bin differ
diff --git a/lichee/tools/pack/chips/sun50iw1p1/bin/boot0_sdcard_sun50iw1p1.bin b/lichee/tools/pack/chips/sun50iw1p1/bin/boot0_sdcard_sun50iw1p1.bin
index 222dfbd75f..cb798d96ac 100755
Binary files a/lichee/tools/pack/chips/sun50iw1p1/bin/boot0_sdcard_sun50iw1p1.bin and b/lichee/tools/pack/chips/sun50iw1p1/bin/boot0_sdcard_sun50iw1p1.bin differ
diff --git a/lichee/tools/pack/chips/sun50iw1p1/bin/sboot_sun50iw1p1.bin b/lichee/tools/pack/chips/sun50iw1p1/bin/sboot_sun50iw1p1.bin
index 624cfd3a6a..b6bcb50c75 100755
Binary files a/lichee/tools/pack/chips/sun50iw1p1/bin/sboot_sun50iw1p1.bin and b/lichee/tools/pack/chips/sun50iw1p1/bin/sboot_sun50iw1p1.bin differ
diff --git a/lichee/tools/pack/chips/sun50iw1p1/bin/u-boot-sun50iw1p1.bin b/lichee/tools/pack/chips/sun50iw1p1/bin/u-boot-sun50iw1p1.bin
index 6bdfeaa787..94c2b53373 100755
Binary files a/lichee/tools/pack/chips/sun50iw1p1/bin/u-boot-sun50iw1p1.bin and b/lichee/tools/pack/chips/sun50iw1p1/bin/u-boot-sun50iw1p1.bin differ