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@@ -11,7 +11,44 @@ export PATH=/home/user/compiler/bin:$PATH
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Enter the build directory, generate the ddrinit-2133-xxxxxx.bin.out file after make
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# Upgrade
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-Follow the instruction as the below link to update the ddrinit
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-
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-https://wiki.seeedstudio.com/BeagleV-Update-bootloader-ddr-init-boot-uboot-Recover-bootloader/
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+Follow the instruction as the below steps to update the ddrinit
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+
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+Step 1: After the hardware connections(power and serial port), power on the StarLight / VisionFive and you will see the startup information as follows.
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+ bootloader version:211102-0b86f96
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+ ddr 0x00000000, 1M test
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+ ddr 0x00100000, 2M test
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+ DDR clk 2133M,Version: 211102-d086aee
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+ 2
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+
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+Step 2: Press any key as soon as it starts up to enter the upgrade menu. In this menu, you can only update u-boot.
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+
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+
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+ bootloader version:211102-0b86f96
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+ ddr 0x00000000, 1M test
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+ ddr 0x00100000, 2M test
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+ DDR clk 2133M,Version: 211102-d086aee
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+ 0
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+ ***************************************************
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+ *************** FLASH PROGRAMMING *****************
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+ ***************************************************
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+ 0:update uboot
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+ 1:quit
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+ select the function:
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+
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+Step 3: Type *root@s5t* and press *Enter* to enter the extended version of the upgrade menu. In this menu, you can update u-boot, secondboot and ddrinit.
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+
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+ ***************************************************
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+ *************** FLASH PROGRAMMING *****************
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+ ***************************************************
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+ 0:update uboot
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+ 1:quit
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+ select the function: root@s5t
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+ 0:update second boot
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+ 1:update ddr init boot
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+ 2:update uboot
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+ 3:quit
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+ select the function:
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+
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+Step 4: Type *1* and press *Enter* to update the ddrinit.
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+Step 5: Navigate to File > Transfer > XMODEM > Send... and choose the ddrinit-2133-xxxxxx.bin.out.
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