diff --git a/04_build_linux.sh b/04_build_linux.sh
index 7549e22..ef8e34e 100755
--- a/04_build_linux.sh
+++ b/04_build_linux.sh
@@ -41,6 +41,7 @@ if [ -f arch/riscv/configs/mpfs_defconfig ] ; then
 	make ARCH=riscv CROSS_COMPILE=${CC} mpfs_defconfig
 
 	./scripts/config --set-str CONFIG_LOCALVERSION "-$(date +%Y%m%d)"
+	./scripts/config --module CONFIG_IKHEADERS
 
 	#6.1 to 6.6 switches
 	./scripts/config --disable CONFIG_FW_LOADER_DEBUG
@@ -175,6 +176,10 @@ else
 	make -j${CORES} ARCH=riscv CROSS_COMPILE=${CC} olddefconfig
 fi
 
+#echo "make -j${CORES} ARCH=riscv CROSS_COMPILE=${CC} menuconfig"
+#make -j${CORES} ARCH=riscv CROSS_COMPILE=${CC} menuconfig
+#exit 2
+
 echo "make -j${CORES} ARCH=riscv CROSS_COMPILE=${CC} DTC_FLAGS=\"-@\" Image modules dtbs"
 make -j${CORES} ARCH=riscv CROSS_COMPILE="ccache ${CC}" DTC_FLAGS="-@" Image modules dtbs
 
diff --git a/patches/linux/dts/mpfs-beaglev-fire.dts b/patches/linux/dts/mpfs-beaglev-fire.dts
index 6ac1a1e..dd3b9d7 100644
--- a/patches/linux/dts/mpfs-beaglev-fire.dts
+++ b/patches/linux/dts/mpfs-beaglev-fire.dts
@@ -31,6 +31,7 @@
 		serial2 = &mmuart2;
 		serial3 = &mmuart3;
 		serial4 = &mmuart4;
+		mmc0 = &mmc;
 	};
 
 	chosen {
@@ -127,13 +128,6 @@
 			  "", "", "", "", "", "SD_CARD_CS", "USER_BUTTON";
 	status = "okay";
 
-	sd-card-cs-hog {
-		gpio-hog;
-		gpios = <12 12>;
-		output-high;
-		line-name = "SD_CARD_CS";
-	};
-
 	user-button-hog {
 		gpio-hog;
 		gpios = <13 13>;
diff --git a/patches/linux/mpfs_defconfig b/patches/linux/mpfs_defconfig
index 02335cb..d7d8b8c 100644
--- a/patches/linux/mpfs_defconfig
+++ b/patches/linux/mpfs_defconfig
@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# Linux/riscv 6.6.51-linux4microchip+fpga-2024.09 Kernel Configuration
+# Linux/riscv 6.6.75-linux4microchip+fpga-2025.03 Kernel Configuration
 #
 CONFIG_CC_VERSION_TEXT="riscv64-linux-gcc (GCC) 11.4.0"
 CONFIG_CC_IS_GCC=y
@@ -11,12 +11,13 @@ CONFIG_AS_VERSION=24000
 CONFIG_LD_IS_BFD=y
 CONFIG_LD_VERSION=24000
 CONFIG_LLD_VERSION=0
+CONFIG_RUST_IS_AVAILABLE=y
 CONFIG_CC_HAS_ASM_GOTO_OUTPUT=y
 CONFIG_CC_HAS_ASM_GOTO_TIED_OUTPUT=y
 CONFIG_GCC_ASM_GOTO_OUTPUT_WORKAROUND=y
 CONFIG_CC_HAS_ASM_INLINE=y
 CONFIG_CC_HAS_NO_PROFILE_FN_ATTR=y
-CONFIG_PAHOLE_VERSION=124
+CONFIG_PAHOLE_VERSION=129
 CONFIG_IRQ_WORK=y
 CONFIG_BUILDTIME_TABLE_SORT=y
 CONFIG_THREAD_INFO_IN_TASK=y
@@ -27,7 +28,7 @@ CONFIG_THREAD_INFO_IN_TASK=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 # CONFIG_COMPILE_TEST is not set
 # CONFIG_WERROR is not set
-CONFIG_LOCALVERSION="-20250123"
+CONFIG_LOCALVERSION="-20250414"
 # CONFIG_LOCALVERSION_AUTO is not set
 CONFIG_BUILD_SALT=""
 CONFIG_DEFAULT_INIT=""
@@ -137,7 +138,7 @@ CONFIG_RCU_NEED_SEGCBLIST=y
 
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
-# CONFIG_IKHEADERS is not set
+CONFIG_IKHEADERS=m
 CONFIG_LOG_BUF_SHIFT=17
 CONFIG_LOG_CPU_MAX_BUF_SHIFT=12
 # CONFIG_PRINTK_INDEX is not set
@@ -284,6 +285,7 @@ CONFIG_GENERIC_CALIBRATE_DELAY=y
 CONFIG_GENERIC_CSUM=y
 CONFIG_GENERIC_HWEIGHT=y
 CONFIG_FIX_EARLYCON_MEM=y
+CONFIG_ILLEGAL_POINTER_VALUE=0xdead000000000000
 CONFIG_PGTABLE_LEVELS=5
 CONFIG_LOCKDEP_SUPPORT=y
 CONFIG_RISCV_DMA_NONCOHERENT=y
@@ -650,11 +652,11 @@ CONFIG_ZSWAP_COMPRESSOR_DEFAULT_LZO=y
 # CONFIG_ZSWAP_COMPRESSOR_DEFAULT_ZSTD is not set
 CONFIG_ZSWAP_COMPRESSOR_DEFAULT="lzo"
 CONFIG_ZSWAP_ZPOOL_DEFAULT_ZBUD=y
-# CONFIG_ZSWAP_ZPOOL_DEFAULT_Z3FOLD is not set
+# CONFIG_ZSWAP_ZPOOL_DEFAULT_Z3FOLD_DEPRECATED is not set
 # CONFIG_ZSWAP_ZPOOL_DEFAULT_ZSMALLOC is not set
 CONFIG_ZSWAP_ZPOOL_DEFAULT="zbud"
 CONFIG_ZBUD=y
-CONFIG_Z3FOLD=m
+# CONFIG_Z3FOLD_DEPRECATED is not set
 CONFIG_ZSMALLOC=m
 # CONFIG_ZSMALLOC_STAT is not set
 CONFIG_ZSMALLOC_CHAIN_SIZE=8
@@ -2267,6 +2269,8 @@ CONFIG_NET_VENDOR_MICROCHIP=y
 # CONFIG_ENC28J60 is not set
 # CONFIG_ENCX24J600 is not set
 # CONFIG_LAN743X is not set
+# CONFIG_MICROCHIP_CORETSE is not set
+# CONFIG_MICROCHIP_CORETSN is not set
 # CONFIG_LAN966X_SWITCH is not set
 # CONFIG_VCAP is not set
 CONFIG_NET_VENDOR_MICROSEMI=y
@@ -4096,6 +4100,7 @@ CONFIG_HID_ZYDACRON=m
 CONFIG_HID_SENSOR_HUB=m
 CONFIG_HID_SENSOR_CUSTOM_SENSOR=m
 CONFIG_HID_ALPS=m
+# CONFIG_HID_MCP2200 is not set
 CONFIG_HID_MCP2221=m
 # end of Special HID drivers
 
@@ -5719,9 +5724,9 @@ CONFIG_TMPFS_INODE64=y
 # CONFIG_TMPFS_QUOTA is not set
 CONFIG_ARCH_SUPPORTS_HUGETLBFS=y
 CONFIG_HUGETLBFS=y
+# CONFIG_HUGETLB_PAGE_OPTIMIZE_VMEMMAP_DEFAULT_ON is not set
 CONFIG_HUGETLB_PAGE=y
 CONFIG_HUGETLB_PAGE_OPTIMIZE_VMEMMAP=y
-# CONFIG_HUGETLB_PAGE_OPTIMIZE_VMEMMAP_DEFAULT_ON is not set
 CONFIG_ARCH_HAS_GIGANTIC_PAGE=y
 CONFIG_CONFIGFS_FS=y
 CONFIG_EFIVAR_FS=m
@@ -5931,6 +5936,9 @@ CONFIG_ENCRYPTED_KEYS=y
 # CONFIG_USER_DECRYPTED_DATA is not set
 CONFIG_KEY_DH_OPERATIONS=y
 # CONFIG_SECURITY_DMESG_RESTRICT is not set
+CONFIG_PROC_MEM_ALWAYS_FORCE=y
+# CONFIG_PROC_MEM_FORCE_PTRACE is not set
+# CONFIG_PROC_MEM_NO_FORCE is not set
 CONFIG_SECURITY=y
 CONFIG_SECURITYFS=y
 CONFIG_SECURITY_NETWORK=y