Re: [PATCH v18 1/3] drm/bridge: display-connector: add ddc-en gpio support

2022-04-07 Thread Neil Armstrong
On 07/04/2022 13:16, H. Nikolaus Schaller wrote: "hdmi-connector.yaml" bindings defines an optional property "ddc-en-gpios" for a single gpio to enable DDC operation. Usually this controls +5V power on the HDMI connector. This +5V may also be needed for HPD. This was not reflected in code but

[PATCH v18 1/3] drm/bridge: display-connector: add ddc-en gpio support

2022-04-07 Thread H. Nikolaus Schaller
"hdmi-connector.yaml" bindings defines an optional property "ddc-en-gpios" for a single gpio to enable DDC operation. Usually this controls +5V power on the HDMI connector. This +5V may also be needed for HPD. This was not reflected in code but is needed to make the CI20 board work. Now, the