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| # Build Linux Kernel | ||
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| There are two ways | ||
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| 1. run scripts/build-linux-xlnx-v2020.1-zynqmp-fpga.sh (easy) | ||
| 2. run this chapter step-by-step (annoying) | ||
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| ## Download ATWILC3000 Linux Driver for Ultra96-V2 | ||
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| ```console | ||
| shell$ git clone /~https://github.com/Avnet/u96v2-wilc-driver.git | ||
| ``` | ||
| ## Download Linux Kernel Source | ||
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| ### Clone from linux-xlnx.git | ||
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| ```console | ||
| shell$ git clone --depth 1 -b xilinx-v2020.1 /~https://github.com/Xilinx/linux-xlnx.git linux-xlnx-v2020.1-zynqmp-fpga | ||
| ``` | ||
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| ### Make Branch linux-xlnx-v2020.1-zynqmp-fpga | ||
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| ```console | ||
| shell$ cd linux-xlnx-v2020.1-zynqmp-fpga | ||
| shell$ git checkout -b linux-xlnx-v2020.1-zynqmp-fpga refs/tags/xilinx-v2020.1 | ||
| ``` | ||
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| ## Patch for linux-xlnx-v2020.1-zynqmp-fpga | ||
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| ```console | ||
| shell$ patch -p1 < ../files/linux-xlnx-v2020.1-zynqmp-fpga.diff | ||
| shell$ git add --update | ||
| shell$ git add arch/arm64/boot/dts/xilinx/zynqmp-uz3eg-iocc.dts | ||
| shell$ git commit -m "[patch] for linux-xlnx-v2020.1-zynqmp-fpga." | ||
| ``` | ||
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| ## Patch for linux-xlnx-v2020.1-builddeb | ||
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| ```console | ||
| shell$ patch -p1 < ../files/linux-xlnx-v2020.1-builddeb.diff | ||
| shell$ git add --update | ||
| shell$ git commit -m "[update] scripts/package/builddeb to add tools/include and postinst script to header package." | ||
| ``` | ||
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| ## Patch for drivers/drivers/tty/serial/xilinx_uartps.c | ||
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| ```console | ||
| shell$ patch -p1 < ../files/linux-xlnx-v2020.1-zynqmp-fpga-xilinx_uartps.diff | ||
| shell$ git add --update | ||
| shell$ git commit -m "[fix] the problem that only the first port that xilinx_uartps.c found was the console." | ||
| ``` | ||
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| ## Add ATWILC3000 Linux Driver for Ultra96-V2 | ||
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| ```console | ||
| shell$ cp -r ../u96v2-wilc-driver/wilc drivers/staging/wilc3000/ | ||
| shell$ patch -p1 < ../files/linux-xlnx-v2020.1-zynqmp-fpga-wilc3000.diff | ||
| shell$ git add --update | ||
| shell$ git add drivers/staging/wilc3000 | ||
| shell$ git commit -m "[add] drivers/staging/wilc3000" | ||
| ``` | ||
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| ## Patch for Ultra96-V2 | ||
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| ```console | ||
| shell$ patch -p1 < ../files/linux-xlnx-v2020.1-zynqmp-fpga-ultra96v2.diff | ||
| shell$ git add --update | ||
| shell$ git add arch/arm64/boot/dts/xilinx/avnet-ultra96v2-rev1.dts | ||
| shell$ git commit -m "[add] devicetree for Ultra96-V2." | ||
| ``` | ||
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| ## Patch for Xilinx APF Driver | ||
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| ```console | ||
| shell$ patch -p1 < ../files/linux-xlnx-v2020.1-zynqmp-fpga-apf.diff | ||
| shell$ git add --update | ||
| shell$ git commit -m "[add] Xilinx APF driver." | ||
| ``` | ||
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| ## Create tag and .version | ||
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| ```console | ||
| shell$ git tag -a xilinx-v2020.1-zynqmp-fpga-1 -m "release xilinx-v2020.1-zynqmp-fpga-1" | ||
| shell$ echo 1 > .version | ||
| ``` | ||
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| ## Setup for Build | ||
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| ```console | ||
| shell$ cd linux-xlnx-v2020.1-zynqmp-fpga | ||
| shell$ export ARCH=arm64 | ||
| shell$ export CROSS_COMPILE=aarch64-linux-gnu- | ||
| shell$ make xilinx_zynqmp_defconfig | ||
| ``` | ||
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| ## Build Linux Kernel and device tree | ||
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| ```console | ||
| shell$ export DTC_FLAGS=--symbols | ||
| shell$ make deb-pkg | ||
| ``` | ||
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| ## Build kernel image and devicetree to target/UltraZed-EG-IOCC/boot/ | ||
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| ```console | ||
| shell$ cp arch/arm64/boot/Image ../target/UltraZed-EG-IOCC/boot/image-5.4.0-xlnx-v2020.1-zynqmp-fpga | ||
| shell$ cp arch/arm64/boot/dts/xilinx/zynqmp-uz3eg-iocc.dtb ../target/UltraZed-EG-IOCC/boot/devicetree-5.4.0-xlnx-v2020.1-zynqmp-fpga-uz3eg-iocc.dtb | ||
| shell$ ./scripts/dtc/dtc -I dtb -O dts --symbols -o ../target/UltraZed-EG-IOCC/boot/devicetree-5.4.0-xlnx-v2020.1-zynqmp-fpga-uz3eg-iocc.dts ../target/UltraZed-EG-IOCC/boot/devicetree-5.4.0-xlnx-v2020.1-zynqmp-fpga-uz3eg-iocc.dtb | ||
| ``` | ||
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| ## Build kernel image and devicetree to target/Ultra96/boot/ | ||
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| ```console | ||
| shell$ cp arch/arm64/boot/Image ../target/Ultra96/boot/image-5.4.0-xlnx-v2020.1-zynqmp-fpga | ||
| shell$ cp arch/arm64/boot/dts/xilinx/avnet-ultra96-rev1.dtb ../target/Ultra96/boot/devicetree-5.4.0-xlnx-v2020.1-zynqmp-fpga-ultra96.dtb | ||
| shell$ ./scripts/dtc/dtc -I dtb -O dts --symbols -o ../target/Ultra96/boot/devicetree-5.4.0-xlnx-v2020.1-zynqmp-fpga-ultra96.dts ../target/Ultra96/boot/devicetree-5.4.0-xlnx-v2020.1-zynqmp-fpga-ultra96.dtb | ||
| ``` | ||
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| ## Build kernel image and devicetree to target/Ultra96-V2/boot/ | ||
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| ```console | ||
| shell$ cp arch/arm64/boot/Image ../target/Ultra96-V2/boot/image-5.4.0-xlnx-v2020.1-zynqmp-fpga | ||
| shell$ cp arch/arm64/boot/dts/xilinx/avnet-ultra96v2-rev1.dtb ../target/Ultra96-V2/boot/devicetree-5.4.0-xlnx-v2020.1-zynqmp-fpga-ultra96v2.dtb | ||
| shell$ ./scripts/dtc/dtc -I dtb -O dts --symbols -o ../target/Ultra96-V2/boot/devicetree-5.4.0-xlnx-v2020.1-zynqmp-fpga-ultra96v2.dts ../target/Ultra96-V2/boot/devicetree-5.4.0-xlnx-v2020.1-zynqmp-fpga-ultra96v2.dtb | ||
| ``` | ||
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