diff --git a/boards/risc-v/k230/canmv230/configs/knsh/defconfig b/boards/risc-v/k230/canmv230/configs/knsh/defconfig
index bbefea09ae..9771f61407 100644
--- a/boards/risc-v/k230/canmv230/configs/knsh/defconfig
+++ b/boards/risc-v/k230/canmv230/configs/knsh/defconfig
@@ -43,7 +43,7 @@ CONFIG_ARCH_USE_MPU=y
 CONFIG_ARCH_USE_S_MODE=y
 CONFIG_BINFMT_ELF_EXECUTABLE=y
 CONFIG_BOARD_LATE_INITIALIZE=y
-CONFIG_BOARD_LOOPSPERMSEC=6366
+CONFIG_BOARD_LOOPSPERMSEC=53291
 CONFIG_BUILD_KERNEL=y
 CONFIG_DEBUG_ASSERTIONS=y
 CONFIG_DEBUG_FEATURES=y
@@ -72,7 +72,7 @@ CONFIG_NSH_FILEIOSIZE=512
 CONFIG_NSH_FILE_APPS=y
 CONFIG_NSH_READLINE=y
 CONFIG_PATH_INITIAL="/system/bin"
-CONFIG_RAM_SIZE=132116480
+CONFIG_RAM_SIZE=16777216
 CONFIG_RAM_START=0x8200000
 CONFIG_RAW_BINARY=y
 CONFIG_READLINE_CMD_HISTORY=y
diff --git a/boards/risc-v/k230/canmv230/configs/master/defconfig b/boards/risc-v/k230/canmv230/configs/master/defconfig
index f287e449c4..371278b007 100644
--- a/boards/risc-v/k230/canmv230/configs/master/defconfig
+++ b/boards/risc-v/k230/canmv230/configs/master/defconfig
@@ -44,7 +44,7 @@ CONFIG_ARCH_USE_S_MODE=y
 CONFIG_BINFMT_ELF_EXECUTABLE=y
 CONFIG_BLK_RPMSG_SERVER=y
 CONFIG_BOARD_LATE_INITIALIZE=y
-CONFIG_BOARD_LOOPSPERMSEC=6366
+CONFIG_BOARD_LOOPSPERMSEC=53291
 CONFIG_BUILD_KERNEL=y
 CONFIG_DEBUG_ASSERTIONS=y
 CONFIG_DEBUG_FEATURES=y
diff --git a/boards/risc-v/k230/canmv230/configs/nsbi/defconfig b/boards/risc-v/k230/canmv230/configs/nsbi/defconfig
index c9eee7bf4b..b4578de72f 100644
--- a/boards/risc-v/k230/canmv230/configs/nsbi/defconfig
+++ b/boards/risc-v/k230/canmv230/configs/nsbi/defconfig
@@ -43,7 +43,7 @@ CONFIG_ARCH_USE_MPU=y
 CONFIG_ARCH_USE_S_MODE=y
 CONFIG_BINFMT_ELF_EXECUTABLE=y
 CONFIG_BOARD_LATE_INITIALIZE=y
-CONFIG_BOARD_LOOPSPERMSEC=6366
+CONFIG_BOARD_LOOPSPERMSEC=53291
 CONFIG_BUILD_KERNEL=y
 CONFIG_DEBUG_ASSERTIONS=y
 CONFIG_DEBUG_FEATURES=y
@@ -75,7 +75,7 @@ CONFIG_NUTTSBI=y
 CONFIG_NUTTSBI_MTIMECMP_BASE=0xf04004000
 CONFIG_NUTTSBI_MTIME_BASE=0xf0400bff8
 CONFIG_PATH_INITIAL="/system/bin"
-CONFIG_RAM_SIZE=132116480
+CONFIG_RAM_SIZE=16777216
 CONFIG_RAM_START=0x8080000
 CONFIG_RAW_BINARY=y
 CONFIG_READLINE_CMD_HISTORY=y
diff --git a/boards/risc-v/k230/canmv230/configs/nsh/defconfig b/boards/risc-v/k230/canmv230/configs/nsh/defconfig
index 4ba26d61b1..509d68fde6 100644
--- a/boards/risc-v/k230/canmv230/configs/nsh/defconfig
+++ b/boards/risc-v/k230/canmv230/configs/nsh/defconfig
@@ -26,10 +26,12 @@ CONFIG_ARCH_CHIP_K230=y
 CONFIG_ARCH_INTERRUPTSTACK=2048
 CONFIG_ARCH_RISCV=y
 CONFIG_ARCH_STACKDUMP=y
-CONFIG_BOARD_LOOPSPERMSEC=6366
+CONFIG_BOARD_LOOPSPERMSEC=53291
 CONFIG_BUILTIN=y
+CONFIG_DEBUG_FEATURES=y
 CONFIG_DEV_ZERO=y
 CONFIG_ELF=y
+CONFIG_EXAMPLES_CALIB_UDELAY=y
 CONFIG_EXAMPLES_HELLO=y
 CONFIG_FS_PROCFS=y
 CONFIG_IDLETHREAD_STACKSIZE=2048
@@ -46,7 +48,7 @@ CONFIG_NSH_BUILTIN_APPS=y
 CONFIG_NSH_FILEIOSIZE=512
 CONFIG_NSH_READLINE=y
 CONFIG_PATH_INITIAL="/system/bin"
-CONFIG_RAM_SIZE=134213632
+CONFIG_RAM_SIZE=16777216
 CONFIG_RAM_START=0x8000000
 CONFIG_RAW_BINARY=y
 CONFIG_READLINE_CMD_HISTORY=y
diff --git a/boards/risc-v/k230/canmv230/configs/pnsh/defconfig b/boards/risc-v/k230/canmv230/configs/pnsh/defconfig
index abc816d536..c253a47975 100644
--- a/boards/risc-v/k230/canmv230/configs/pnsh/defconfig
+++ b/boards/risc-v/k230/canmv230/configs/pnsh/defconfig
@@ -27,9 +27,10 @@ CONFIG_ARCH_INTERRUPTSTACK=2048
 CONFIG_ARCH_RISCV=y
 CONFIG_ARCH_STACKDUMP=y
 CONFIG_ARCH_USE_MPU=y
-CONFIG_BOARD_LOOPSPERMSEC=6366
+CONFIG_BOARD_LOOPSPERMSEC=53291
 CONFIG_BUILD_PROTECTED=y
 CONFIG_BUILTIN=y
+CONFIG_DEBUG_FEATURES=y
 CONFIG_DEV_ZERO=y
 CONFIG_ELF=y
 CONFIG_EXAMPLES_HELLO=y
@@ -50,7 +51,7 @@ CONFIG_NSH_READLINE=y
 CONFIG_NUTTX_USERSPACE=0x8040000
 CONFIG_PASS1_BUILDIR="boards/risc-v/k230/canmv230/kernel"
 CONFIG_PATH_INITIAL="/system/bin"
-CONFIG_RAM_SIZE=134213632
+CONFIG_RAM_SIZE=16777216
 CONFIG_RAM_START=0x8000000
 CONFIG_RAW_BINARY=y
 CONFIG_READLINE_CMD_HISTORY=y
diff --git a/boards/risc-v/k230/canmv230/configs/remote/defconfig b/boards/risc-v/k230/canmv230/configs/remote/defconfig
index 1ff6f9e17a..c9898e8d96 100644
--- a/boards/risc-v/k230/canmv230/configs/remote/defconfig
+++ b/boards/risc-v/k230/canmv230/configs/remote/defconfig
@@ -32,7 +32,7 @@ CONFIG_ARCH_USE_MPU=y
 CONFIG_ARCH_USE_S_MODE=y
 CONFIG_BINFMT_ELF_EXECUTABLE=y
 CONFIG_BOARD_LATE_INITIALIZE=y
-CONFIG_BOARD_LOOPSPERMSEC=6366
+CONFIG_BOARD_LOOPSPERMSEC=106613
 CONFIG_BUILD_KERNEL=y
 CONFIG_DEBUG_ASSERTIONS=y
 CONFIG_DEBUG_FEATURES=y
diff --git a/boards/risc-v/k230/canmv230/scripts/ld-flat.script b/boards/risc-v/k230/canmv230/scripts/ld-flat.script
index ea74c85935..1f1dba29b4 100644
--- a/boards/risc-v/k230/canmv230/scripts/ld-flat.script
+++ b/boards/risc-v/k230/canmv230/scripts/ld-flat.script
@@ -18,9 +18,12 @@
  *
  ****************************************************************************/
 
+#include <nuttx/config.h>
+
+
 SECTIONS
 {
-  . = 0x8000000;
+  . = CONFIG_RAM_START;
 
   .text :
     {