Re: [PATCH for v4.13] ARM: dts: exynos: add needs-hpd for Odroid-XU3/4

2017-08-02 Thread Krzysztof Kozlowski
On Mon, Jul 31, 2017 at 01:56:42PM +0200, Hans Verkuil wrote: > CEC support was added for Exynos5 in 4.13, but for the Odroids we need to set > 'needs-hpd' as well since CEC is disabled when there is no HDMI hotplug > signal, > just as for the exynos4 Odroid-U3. > > This is due to the level-shift

[PATCH for v4.13] ARM: dts: exynos: add needs-hpd for Odroid-XU3/4

2017-07-31 Thread Hans Verkuil
CEC support was added for Exynos5 in 4.13, but for the Odroids we need to set 'needs-hpd' as well since CEC is disabled when there is no HDMI hotplug signal, just as for the exynos4 Odroid-U3. This is due to the level-shifter that is disabled when there is no HPD, thus blocking the CEC signal as w