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Added U-Boot SPI image instruction

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Aditya Prayoga 2018-10-03 16:11:59 +08:00
parent 3fd768addd
commit 354ca901b2
2 changed files with 119 additions and 4 deletions
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docs/uboot.md
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@ -8,6 +8,9 @@ sudo apt-get install gcc make gcc-arm-linux-gnueabi binutils-arm-linux-gnueabi
Other option, use Linaro cross compiler 4.9.4 arm-gnueabi toolchain. Download [here](https://releases.linaro.org/components/toolchain/binaries/4.9-2017.01/arm-linux-gnueabi/).
!!! Note
DO NOT use hard-float variant (arm-linux-gnueabihf).
## Compile U Boot
```bash
@ -20,12 +23,28 @@ export CROSS_COMPILE="/path/to/cross/compiler"
export CROSS_COMPILE_BH=${CROSS_COMPILE}
make mrproper
./build.pl -f mmc -b armada_38x_helios4
```
!!! note
To compile using Ubuntu 16.04 cross compiler, please apply [this patch](https://github.com/armbian/build/blob/master/patch/u-boot/u-boot-mvebu/tools-bin_hdr-compiler-fixes.patch) to U-Boot source code.
!!! note
If failed to compile using Linaro cross compiler 4.9.4 arm-gnueabihf (error about hard float VFP), use **soft-float compiler**
To support Armbian boot script, please apply [this patch](/files/software/u-boot-armbian-boot-script-support.patch) to U-Boot source code.
### SD Card image
```
./build.pl -f mmc -b armada_38x_helios4
```
it would produced *u-boot-a38x-**mm**-**d**-mmc.bin* whereas **mm** is month and **d** is day. For example, building u-boot on October 2nd would produced
*u-boot-a38x-10-2-mmc.bin*
### SPI NOR flash image
```
./build.pl -f spi -b armada_38x_helios4
```
it would produced *u-boot-a38x-**mm**-**d**-spi.bin* whereas **mm** is month and **d** is day. For example, building u-boot on October 2nd would produced
*u-boot-a38x-10-2-spi.bin*