[update] documents for using dtc scripts

Author: ikwzm

doc/build/linux-kernel-4.14.13.md

@@ -73,15 +73,15 @@ shell$ make socfpga_cyclone5_de0_sockit.dtb
 ```console
 shell$ cp arch/arm/boot/zImage            ../target/zynq-zybo/boot/zImage-4.14.13-armv7-fpga
 shell$ cp arch/arm/boot/dts/zynq-zybo.dtb ../target/zynq-zybo/boot/devicetree-4.14.13-zynq-zybo.dtb
-shell$ dtc -I dtb -O dts -o ../target/zynq-zybo/boot/devicetree-4.14.13-zynq-zybo.dts arch/arm/boot/dts/zynq-zybo.dtb
+shell$ ./scripts/dtc/dtc -I dtb -O dts -o ../target/zynq-zybo/boot/devicetree-4.14.13-zynq-zybo.dts arch/arm/boot/dts/zynq-zybo.dtb
 ```
 
 #### Copy zImage and devicetree to tareget/zybo-zynq-z7/boot/
 
 ```console
 shell$ cp arch/arm/boot/zImage               ../target/zynq-zybo-z7/boot/zImage-4.14.13-armv7-fpga
 shell$ cp arch/arm/boot/dts/zynq-zybo-z7.dtb ../target/zynq-zybo-z7/boot/devicetree-4.14.13-zynq-zybo-z7.dtb
-shell$ dtc -I dtb -O dts --symbols -o ../target/zynq-zybo-z7/boot/devicetree-4.14.13-zynq-zybo-z7.dts arch/arm/boot/dts/zynq-zybo-z7.dtb
+shell$ ./scripts/dtc/dtc -I dtb -O dts --symbols -o ../target/zynq-zybo-z7/boot/devicetree-4.14.13-zynq-zybo-z7.dts arch/arm/boot/dts/zynq-zybo-z7.dtb
 ```
 
 
@@ -90,14 +90,14 @@ shell$ dtc -I dtb -O dts --symbols -o ../target/zynq-zybo-z7/boot/devicetree-4.1
 ```console
 shell$ cp arch/arm/boot/zImage              ../target/zynq-pynqz1/boot/zImage-4.14.13-armv7-fpga
 shell$ cp arch/arm/boot/dts/zynq-pynqz1.dtb ../target/zynq-pynqz1/boot/devicetree-4.14.13-zynq-pynqz1.dtb
-shell$ dtc -I dtb -O dts -o ../target/zynq-pynqz1/boot/devicetree-4.14.13-zynq-pynqz1.dts arch/arm/boot/dts/zynq-pynqz1.dtb
+shell$ ./scripts/dtc/dtc -I dtb -O dts -o ../target/zynq-pynqz1/boot/devicetree-4.14.13-zynq-pynqz1.dts arch/arm/boot/dts/zynq-pynqz1.dtb
 ```
 
 #### Copy zImage and devicetree to target/de0-nano-soc/boot/
 
 ```console
 shell$ cp arch/arm/boot/zImage                              ../target/de0-nano-soc/boot/zImage-4.14.13-armv7-fpga
 shell$ cp arch/arm/boot/dts/socfpga_cyclone5_de0_sockit.dtb ../target/de0-nano-soc/boot/devicetree-4.14.13-socfpga.dtb
-shell$ dtc -I dtb -O dts -o ../target/de0-nano-soc/boot/devicetree-4.14.13-socfpga.dts arch/arm/boot/dts/socfpga_cyclone5_de0_sockit.dtb
+shell$ ./scripts/dtc/dtc -I dtb -O dts -o ../target/de0-nano-soc/boot/devicetree-4.14.13-socfpga.dts arch/arm/boot/dts/socfpga_cyclone5_de0_sockit.dtb
 ```