Commit 6bcc75d7 authored by Luca Ceresoli's avatar Luca Ceresoli Committed by Thomas Petazzoni
Browse files

configs/olimex_a20_olinuxino_micro: new board 



Add a defconfig for the Olimex A20-OLinuXino-Micro board, reusing most
of the A20-OLinuXino-Lime files.

Signed-off-by: default avatarLuca Ceresoli <luca@lucaceresoli.net>
Signed-off-by: default avatarThomas Petazzoni <thomas.petazzoni@free-electrons.com>
parent 643af798

board/olimex/a20_olinuxino/readme.txt

+21 −10
Original line number Diff line number Diff line 
A20-OLinuXino-LIME

A20-OLinuXino-LIME and A20-OLinuXino-MICRO



Intro

=====



This is a open hardware board,

see https://www.olimex.com/Products/OLinuXino/open-source-hardware

These are open hardware boards, both based an the AllWinners A20 SoC.



for more details about the boards see the following pages:

 - https://www.olimex.com/Products/OLinuXino/open-source-hardware

 - https://www.olimex.com/Products/OLinuXino/A20/A20-OLinuXino-MICRO/

 - https://www.olimex.com/Products/OLinuXino/A20/A20-OLinuXino-LIME/



The following defconfigs are available:

 - olimex_a20_olinuxino_micro_defconfig

   for the A20-OLinuXino-MICRO board using mainline kernel

 - olimex_a20_olinuxino_lime_defconfig

   for the A20-OLinuXino-LIME board using mainline kernel

 - olimex_a20_olinuxino_lime_mali_defconfig

   for the A20-OLinuXino-LIME board using legacy linux-sunxi kernel



The legacy linux-sunxi kernels are based on the vendor code drops.

They are only useful when accelerated 3D graphics and multimedia support
@@ -20,11 +32,9 @@ the users who do not need fancy 3D graphics or video playback acceleration. 
How to build it

===============



    $ make olimex_a20_olinuxino_lime_defconfig



or

Configure Buildroot:



    $ make olimex_a20_olinuxino_lime_mali_defconfig

    $ make <board>_defconfig



Compile everything and build the rootfs image:
@@ -38,8 +48,9 @@ After building, you should get a tree like this: 
    output/images/

    +-- rootfs.ext2

    +-- rootfs.ext4 -> rootfs.ext2

    +-- script.bin (mali)

    +-- sun7i-a20-olinuxino-lime.dtb (mainline)

    +-- script.bin (lime_mali)

    +-- sun7i-a20-olinuxino-lime.dtb (lime, mainline)

    +-- sun7i-a20-olinuxino-micro.dtb (micro, mainline)

    +-- u-boot.bin

    +-- u-boot-sunxi-with-spl.bin

    `-- zImage
@@ -98,5 +109,5 @@ Copy images on the SD card 
Finish

======



Eject the SD card, insert it in the A20-OLinuXino-LIME board, and power it up.

Eject the SD card, insert it in the A20-OLinuXino board, and power it up.

configs/olimex_a20_olinuxino_micro_defconfig

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# Architecture

BR2_arm=y

BR2_cortex_a7=y

BR2_ARM_EABIHF=y

BR2_ARM_FPU_NEON_VFPV4=y



# Lock to 4.0 headers to avoid breaking with newer kernels

BR2_KERNEL_HEADERS_VERSION=y

BR2_DEFAULT_KERNEL_VERSION="4.0.5"

BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_0=y



# System configuration

BR2_TARGET_GENERIC_HOSTNAME="a20-olinuxino"

BR2_TARGET_GENERIC_ISSUE="Welcome to OLinuXino!"

BR2_TARGET_GENERIC_GETTY=y

BR2_TARGET_GENERIC_GETTY_PORT="ttyS0"

BR2_ROOTFS_POST_BUILD_SCRIPT="board/olimex/a20_olinuxino/post-build.sh"

BR2_ROOTFS_POST_SCRIPT_ARGS="board/olimex/a20_olinuxino/boot.cmd $(TARGET_DIR)/boot"



# Kernel

BR2_LINUX_KERNEL=y

BR2_LINUX_KERNEL_CUSTOM_VERSION=y

BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.0.5"

BR2_LINUX_KERNEL_USE_DEFCONFIG=y

BR2_LINUX_KERNEL_DEFCONFIG="sunxi"

BR2_LINUX_KERNEL_ZIMAGE=y

BR2_LINUX_KERNEL_DTS_SUPPORT=y

BR2_LINUX_KERNEL_INTREE_DTS_NAME="sun7i-a20-olinuxino-micro"

BR2_LINUX_KERNEL_INSTALL_TARGET=y



# Filesystem

BR2_TARGET_ROOTFS_EXT2=y

BR2_TARGET_ROOTFS_EXT2_4=y

# BR2_TARGET_ROOTFS_TAR is not set



# Bootloaders

BR2_TARGET_UBOOT=y

BR2_TARGET_UBOOT_BOARDNAME="A20-OLinuXino_MICRO"

BR2_TARGET_UBOOT_CUSTOM_VERSION=y

BR2_TARGET_UBOOT_CUSTOM_VERSION_VALUE="2015.04"

BR2_TARGET_UBOOT_FORMAT_BIN=y

BR2_TARGET_UBOOT_SPL=y

BR2_TARGET_UBOOT_SPL_NAME="u-boot-sunxi-with-spl.bin"



# Additional tools

BR2_PACKAGE_HOST_UBOOT_TOOLS=y