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38 lines
1.7 KiB
Plaintext
38 lines
1.7 KiB
Plaintext
# Amlogic S922X hexa core 2GB/4GB RAM SoC 1.8-2.4Ghz eMMC GBE USB3 SPI RTC
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BOARD_NAME="Odroid N2"
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BOARDFAMILY="meson-g12b"
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BOARD_MAINTAINER="NicoD-SBC"
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KERNEL_TARGET="current,edge"
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KERNEL_TEST_TARGET="current"
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MODULES_BLACKLIST="simpledrm" # SimpleDRM conflicts with Panfrost
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FULL_DESKTOP="yes"
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FORCE_BOOTSCRIPT_UPDATE="yes"
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BOOT_LOGO="desktop"
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BOOTCONFIG="odroid-n2_defconfig" # For mainline uboot
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# Newer u-boot for the N2/N2+, less patches: a single boot order patch
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BOOTBRANCH_BOARD="tag:v2022.10"
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BOOTPATCHDIR="v2022.10"
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# Enable writing u-boot to SPI on the N2(+) for current and edge
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# @TODO: replace this with an overlay, after meson64 overlay revamp
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# To enable the SPI NOR the -spi .dtb is required, because eMMC shares a pin with SPI on the N2(+). To use it:
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# fdtfile=amlogic/meson-g12b-odroid-n2-plus-spi.dtb # in armbianEnv.txt and reboot, then run nand-sata-install
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UBOOT_TARGET_MAP="u-boot-dtb.img;;u-boot.bin.sd.bin:u-boot.bin u-boot-dtb.img u-boot.bin:u-boot-spi.bin"
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write_uboot_platform_mtd() {
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dd if=$1/u-boot-spi.bin of=/dev/mtdblock0
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}
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# MAX might be different for N2/N2+, for now use N2+'s
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# @TODO: remove? cpufreq is not used anymore, instead DT should be patched
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CPUMIN=1000000
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CPUMAX=2400000
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GOVERNOR=performance # some people recommend performance to avoid random hangs after 24+ hours running.
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# U-boot has detection code for the ODROID boards.
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# https://github.com/u-boot/u-boot/blob/v2021.04/board/amlogic/odroid-n2/odroid-n2.c#L35-L106
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# Unfortunately it uses n2_plus instead of n2-plus as the Kernel expects it.
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# So there is a hack at and around config/bootscripts/boot-meson64.cmd L90
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# If needed (eg for extlinux) you can specify the N2/N2+/ DTB in BOOT_FDT_FILE, example for the N2+:
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# BOOT_FDT_FILE="amlogic/meson-g12b-odroid-n2-plus.dtb"
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