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linux4sam / dt-overlay-at91

AT91 Device Tree Overlays and FIT image descriptors
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dtc invalid option -- '@' #1

Closed zizimumu closed 4 years ago

zizimumu commented 5 years ago

dtc show "invalid option -- '@'".

  1. build command make KERNEL_DIR=/home/emy/microchip/linux-at91 sama5d2_xplained_dtbos

  2. here is the log :

    cc -E -nostdinc -I/home/emy/microchip/linux-at91/include -I/home/emy/microchip/linux-at91/arch/arm/boot/dts -x assembler-with-cpp -undef -o sama5d2_xplained/sama5d2_xplained_pda7.pre.dtso sama5d2_xplained/sama5d2_xplained_pda7.dtso /home/emy/microchip/linux-at91/scripts/dtc/dtc -@ -Wno-unit_address_vs_reg -Wno-graph_child_address -Wno-pwms_property -I dts -O dtb -o sama5d2_xplained/sama5d2_xplained_pda7.dtbo sama5d2_xplained/sama5d2_xplained_pda7.pre.dtso /home/emy/microchip/linux-at91/scripts/dtc/dtc: invalid option -- '@' Usage: dtc [options]

ldesroches commented 5 years ago

You are probably using a version of the DTC which is too old. Try to update it. I am not sure about the minimal version needed, 1.4.3 maybe. Or use the DTC within the linux-at91 kernel.