[v2] powerpc/configs: Update skiroot defconfig

[Michael Ellerman]

On Tue, 2018-09-18 at 03:36:17 UTC, Joel Stanley wrote:
> Disable new features from recent releases, and clean out some other
> unused options:
> 
>   - Enable EXPERT, so we can disable some things
>   - Disable non-powerpc BPF decoders
>   - Disable TASKSTATS
>   - Disable unused syscalls
>   - Set more things to be modules
>   - Turn off unused network vendors
>   - PPC_OF_BOOT_TRAMPOLINE and FB_OF are unused on powernv
>   - Drop unused Radeon and Matrox GPU drivers
>   - IPV6 support landed in petitboot
>   - Bringup related command line powersave=off dropped, switch to quiet
> 
> Set CONFIG_I2C_CHARDEV=y as the module is not loaded automatically, and
> without this i2cget etc. will fail in the skiroot environment.
> 
> This defconfig gets us build coverage of KERNEL_XZ, which was broken in
> the 4.19 merge window for powerpc.
> 
> Signed-off-by: Joel Stanley <joel at jms.id.au>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/cbc39809a398b1a30c2bdb0f3123ee

cheers