[PATCH v2] arm64: dts: rockchip: Adjust the HDMI DDC IO driver strength for rk3588

Heiko Stuebner heiko at sntech.de
Mon Jun 9 03:22:58 PDT 2025


On Thu, 22 May 2025 10:05:24 +0800, Andy Yan wrote:
> For the RK3588 HDMI controller, the falling edge of DDC SDA and SCL
> almost coincide and cannot be adjusted by HDMI registrer, resulting
> in poor compatibility of DDC communication.
> 
> An improvement of the compatibility of DDC can be done by increasing
> the driver strength of SCL and decreasing the driver strength of SDA
> to increase the slope of the falling edge.
> 
> [...]

Applied, thanks!

[1/1] arm64: dts: rockchip: Adjust the HDMI DDC IO driver strength for rk3588
      commit: af9feb0b85f92d2972061224839c5fea5ee39f6d

Best regards,
-- 
Heiko Stuebner <heiko at sntech.de>



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