Re: [PATCH v7 3/8] serdev: Do not return -ENODEV from of_serdev_register_devices() if external connector is used

[Rob Herring]

On Thu, Mar 26, 2026 at 01:36:31PM +0530, Manivannan Sadhasivam via B4 Relay wrote:
> From: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxxxxxxxx>
> 
> If an external connector like M.2 is connected to the serdev controller
> in DT, then the serdev devices may be created dynamically by the connector
> driver. So do not return -ENODEV from of_serdev_register_devices() if the
> static nodes are not found and the graph node is used.
> 
> Tested-by: Hans de Goede <johannes.goede@xxxxxxxxxxxxxxxx> # ThinkPad T14s gen6 (arm64)
> Reviewed-by: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxxxxxxxx>
> ---
>  drivers/tty/serdev/core.c | 9 ++++++++-
>  1 file changed, 8 insertions(+), 1 deletion(-)

Reviewed-by: Rob Herring (Arm) <robh@xxxxxxxxxx>