Hi Maxime,

I love your patch! Yet something to improve:

[auto build test ERROR on ]

url:    https://github.com/0day-ci/linux/commits/Maxime-Ripard/drm-panel-Add-Ilitek-ILI9881c-controller-driver/20180505-104031
base:    
config: arm-at91_dt_defconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=arm 

All errors (new ones prefixed by >>):

>> Error: arch/arm/boot/dts/sun8i-r16-bananapi-m2m.dts:136.1-6 Label or path dphy not found
>> Error: arch/arm/boot/dts/sun8i-r16-bananapi-m2m.dts:140.1-5 Label or path dsi not found
>> FATAL ERROR: Syntax error parsing input tree

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