On Mon, 2016-05-16 at 11:14 +0200, Steinar H. Gunderson wrote: > On Mon, May 16, 2016 at 01:44:38AM +0100, Ben Hutchings wrote: > > > > That has no useful effect, as it is a boolean option that only enables > > a menu of further options. > > > > Please explain what changes are really needed. > Hm. I was trying to compile a kernel to verify this, but it took more than > overnight to build the packages... > > This is ODROID's XU4 4.2 tree config: > > https://github.com/tobetter/linux/blob/39fb8734966df320584f8c186652cec831e90054/arch/arm/configs/odroidxu4_defconfig > > On a guess, the relevant parts would probably be > > CONFIG_EXYNOS_VIDEO=m > CONFIG_EXYNOS_MIPI_DSI=m That still won't work. > CONFIG_DRM_EXYNOS=m > CONFIG_DRM_EXYNOS_MIXER=y [not in that config, but _HDMI depends on it] > CONFIG_DRM_EXYNOS_FIMD=y > CONFIG_DRM_EXYNOS_DSI=y > CONFIG_DRM_EXYNOS_DP=y > CONFIG_DRM_EXYNOS_HDMI=y > CONFIG_PHY_EXYNOS_MIPI_VIDEO=m > CONFIG_PHY_EXYNOS_DP_VIDEO=m OK, I'll add these. > There are also power management settings that I believe might be useful > (not related to display): > > CONFIG_DEVFREQ_EVENT_EXYNOS_PPMU=y We don't enable CONFIG_PM_DEVFREQ_EVENT yet so this won't work. > CONFIG_ARM_EXYNOS_CPUIDLE=y OK. > and I guess also > > CONFIG_EXYNOS_ADC=m OK. > I can try compiling a kernel with all of those set and see if I get any more > video, but if you have any tricks to make dpkg-buildpackage go faster > for kernel builds, please let me know :-) If you're changing the configuration, you'll need to use a cross- compiler and/or ccache. Ben. -- Ben Hutchings 73.46% of all statistics are made up.
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