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arm64: dts: allwinner: a64: Add CEC clock to HDMI
authorJernej Skrabec <jernej.skrabec@gmail.com>
Sat, 20 Nov 2021 07:34:47 +0000 (08:34 +0100)
committerMaxime Ripard <maxime@cerno.tech>
Mon, 22 Nov 2021 09:03:33 +0000 (10:03 +0100)
commit3047444def125d9e1fb788541e8dc18a7058a47a
tree0c4481821059f6d4e2d1df4565ad68b54ec7c6d2
parent725bc607aa02d570c35c5f21c3eadc3342bf4e06
arm64: dts: allwinner: a64: Add CEC clock to HDMI

Experimentation determined that HDMI CEC controller inside DW HDMI block
depends on 32k clock from RTC. If this clock is tampered with, HDMI CEC
communication starts or stops working, depending on situation.

SoC user manual doesn't say anything about CEC, so this was overlooked.
Fix this by adding dependency to RTC 32k clock.

Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://lore.kernel.org/r/20211120073448.32480-2-jernej.skrabec@gmail.com
arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi