[Buildroot] [PATCH] configs: add Armadeus Systems APF6 SOM basic support

[Julien Boibessot]

Hello Thomas,

thanks for the review !

On 15/04/2016 09:54, Thomas Petazzoni wrote:
> Hello,
>
> On Thu, 14 Apr 2016 15:39:57 +0200, julien.boibessot at free.fr wrote:
>> From: Julien BOIBESSOT <julien.boibessot at armadeus.com>
>>
>> APF6 is an i.MX6 based SOM with an optional Cyclone 5 GX FPGA.
>>
>> Signed-off-by: Julien BOIBESSOT <julien.boibessot at armadeus.com>
>> ---
>>  configs/armadeus_apf6_defconfig | 27 +++++++++++++++++++++++++++
>>  1 file changed, 27 insertions(+)
>>  create mode 100644 configs/armadeus_apf6_defconfig
>>
>> diff --git a/configs/armadeus_apf6_defconfig b/configs/armadeus_apf6_defconfig
>> new file mode 100644
>> index 0000000..a51dd5f
>> --- /dev/null
>> +++ b/configs/armadeus_apf6_defconfig
>> @@ -0,0 +1,27 @@
>> +BR2_arm=y
>> +BR2_cortex_a9=y
>> +BR2_ARM_ENABLE_NEON=y
>> +BR2_ARM_ENABLE_VFP=y
>> +BR2_ARM_FPU_VFPV3=y
>> +
>> +# Linux headers same as kernel, a 3.19 series
>> +BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_3_19=y
>> +
>> +# System
>> +BR2_TARGET_GENERIC_HOSTNAME="apf6"
>> +BR2_TARGET_GENERIC_ISSUE="Welcome to Armadeus development platform !"
>> +BR2_TARGET_GENERIC_GETTY_PORT="ttymxc3"
>> +
>> +# Kernel
>> +BR2_LINUX_KERNEL=y
>> +BR2_LINUX_KERNEL_CUSTOM_VERSION=y
>> +BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="3.19.8"
>> +BR2_LINUX_KERNEL_PATCH="http://sourceforge.net/projects/armadeus/files/armadeus/armadeus-6.0/patches/linux-3.19-armadeus.patch.tar.gz"
>> +BR2_LINUX_KERNEL_DEFCONFIG="imx_v6_v7"
>> +BR2_LINUX_KERNEL_DTS_SUPPORT=y
>> +BR2_LINUX_KERNEL_INTREE_DTS_NAME="imx6q-apf6dev imx6dl-apf6dev"
>> +BR2_LINUX_KERNEL_INSTALL_TARGET=y
> Is it expected that you're not building any bootloader here?

yes. it doesn't work for the moment with latest BR.

>
> Also, this needs a readme.txt to explain how to use this defconfig. If
> you're putting off SD card, then please use genimage to generate a
> complete SD card image. If you're booting out of NAND, please include
> instructions on how to flash the resulting system.

Yes you're right I was a little short on comments.
APF6 has an onboard eMMC, so no need for genimage to build basic rootfs.

>
> But does it make sense to have a defconfig for a SOM ? A SOM as-is
> generally can't be booted, it needs to be put on some base-board,
> right ?

Nop, of course support includes development boards and it will be more
explicit in my next patch.

Best regards,
Julien