Support Dongshan-NezhaSTU boards(riscv 64d for aw-ol d1/d1s)

.github/workflows/br-external-riscv-aw-ol.yml

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+name: Auto Build AW-OL D1/D1S Buildroot system.
+
+on:
+  push:
+    tags:
+       - '*'
+
+jobs:
+  build-all:
+    runs-on: ubuntu-20.04
+    strategy:
+      matrix:
+        config: [nezha-d1_defconfig ]
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          path: buildroot-external-DongshanNezhaSTU
+
+      - uses: actions/checkout@v2
+        with:
+          repository: 100askTeam/buildroot_aw-ol
+          ref: master
+          path: buildroot
+
+      - name: Install buildroot dependencies
+        run: sudo apt install debianutils sed make binutils build-essential gcc g++ bash patch gzip bzip2 perl tar cpio unzip rsync file bc git mtools android-tools-mkbootimg
+
+      - name: Configure Buildroot
+        run: make -C buildroot BR2_EXTERNAL=../buildroot-external-DongshanNezhaSTU O=../output ${{ matrix.config }}
+
+      - name: Build Buildroot
+        run: make -C buildroot BR2_EXTERNAL=../buildroot-external-DongshanNezhaSTU O=../output
+
+      - name: Build toolchain
+        run: make -C buildroot BR2_EXTERNAL=../buildroot-external-DongshanNezhaSTU O=../output sdk        
+
+      - name: Compress sdcard.img
+        run: gzip -9 output/images/sdcard.img
+
+      - run: tar -czvf ${{ matrix.config }}.tar.gz   output/images/*         
+
+      - name: Store images
+        uses: actions/upload-artifact@v2
+        with:
+          name: ${{ matrix.config }}
+          path: ${{ matrix.config }}.tar.gz
+
+      - run: ls -la
+
+      - name: Release
+        uses: softprops/action-gh-release@v1
+        if: startsWith(github.ref, 'refs/tags/')
+        with:
+          files: |
+            ${{ matrix.config }}.tar.gz
+            
+      - run: ls -la            
+

Config.in

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+source "$BR2_EXTERNAL_D1_PATH/package/lvgl-desktop/Config.in"
+source "$BR2_EXTERNAL_D1_PATH/package/myir-hmi-gui/Config.in"

board/aw-ol/d1/Allwinner-tools/boot_package.cfg

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+[package]
+;item=Item_TOC_name,         Item_filename,
+;item=scp,                    scp.fex
+item=opensbi,                 fw_jump.bin
+item=u-boot,                u-boot-sun20iw1p1.bin 
+item=dtb,                    board.dtb
+;item=logo,                   bootlogo.bmp.lzma
+;item=shutdowncharge,         bempty.bmp.lzma
+;item=androidcharge,          battery_charge.bmp.lzma

board/aw-ol/d1/Allwinner-tools/env.cfg

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+#kernel command arguments
+console=ttyS0,115200
+root_partition=rootfs
+boot_partition=boot
+keybox_list=widevine,ec_key,ec_cert1,ec_cert2,ec_cert3,rsa_key,rsa_cert1,rsa_cert2,rsa_cert3
+#set kernel cmdline if boot.img or recovery.img has no cmdline we will use this
+bootargs=earlyprintk=sunxi-uart,0x02500000 clk_ignore_unused initcall_debug=0 console=ttyS0,115200 loglevel=8 root=/dev/mmcblk0p4  init=/sbin/init partitions=ext4 cma=8M  gpt=1
+#uboot system env config
+bootdelay=1
+kernel=boot.img
+mmc_boot_part=3
+mmc_dev=0
+boot_check=sunxi_card0_probe;mmcinfo;mmc part
+boot_mmc=fatload mmc ${mmc_dev}:${mmc_boot_part} 45000000 ${kernel}; bootm 45000000
+bootcmd=run boot_check boot_mmc

board/aw-ol/d1/Allwinner-tools/ramdisk.img

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+ramdisk.img