[update] Readme.md

Author: ikwzm

Readme.md

@@ -19,8 +19,8 @@ This Repository provides a Linux Boot Image(U-boot, Kernel, Root-fs) for Zynq MP
   + PMU Firmware(Platform Management Unit Firmware)
   + BL31(ARM Trusted Firmware Boot Loader stage 3-1)
   + U-Boot xilinx-v2019.2 (customized)
-* Linux Kernel Version v4.19.0
-  + [linux-xlnx](https://github.com/Xilinx/linux-xlnx) tag=xilinx-v2019.2
+* Linux Kernel Version v5.4.0
+  + [linux-xlnx](https://github.com/Xilinx/linux-xlnx) tag=xilinx-v2020.1
   + Enable Device Tree Overlay with Configuration File System
   + Enable FPGA Manager
   + Enable FPGA Bridge
@@ -35,7 +35,7 @@ This Repository provides a Linux Boot Image(U-boot, Kernel, Root-fs) for Zynq MP
   + Installed Other package list -> [files/debian10-dpkg-list.txt](files/debian10-dpkg-list.txt)
 * FPGA Device Drivers and Services
   + [fclkcfg    (FPGA Clock Configuration Device Driver)](https://github.com/ikwzm/fclkcfg)
-  + [udmabuf    (User space mappable DMA Buffer)](https://github.com/ikwzm/udmabuf)
+  + [u-dma-buf  (User space mappable DMA Buffer)](https://github.com/ikwzm/udmabuf)
 
 Install
 ------------------------------------------------------------------------------------
@@ -51,7 +51,7 @@ Build
 * [Build Boot Loader for UltraZed-EG-IOCC](target/UltraZed-EG-IOCC/build-v2019.2/Readme.md)
 * [Build Boot Loader for Ultra96](target/Ultra96/build-v2019.2/Readme.md)
 * [Build Boot Loader for Ultra96-V2](target/Ultra96-V2/build-v2019.2/Readme.md)
-* [Build Linux Kernel](doc/build/linux-xlnx-v2019.2-zynqmp-fpga.md)
+* [Build Linux Kernel](doc/build/linux-xlnx-v2020.1-zynqmp-fpga.md)
 * [Build Debian10 RootFS](doc/build/debian10-rootfs.md)
 * [Build Device Drivers](doc/build/device-drivers.md)