Re: [PATCH v3 2/2] arm64: dts: qcom: sda660-inforce-ifc6560: fix ADV7535 interrupt pin
From: Konrad Dybcio
Date: Tue Oct 20 2026 - 05:00:47 EST
On 10/20/26 10:44 AM, Dmitry Baryshkov wrote:
> The board never configures the PM660 GPIO11 pad carrying the ADV7535
> interrupt and relies on the state left by the bootloader: an input with
> the internal 10 uA pull-down enabled, working against the pull-up which
> the board has on that open-drain line.
>
> Add a default pinctrl state switching the pad to a digital input with the
> output buffer and the internal bias disabled, applied by
> pinctrl_bind_pins() before the driver requests the interrupt.
>
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxxxxxxxx>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx>
Konrad