[PATCH v2] drm/sun4i: dw-hdmi: Make HDMI PHY into a platform device

Maxime Ripard maxime at cerno.tech
Mon Jun 7 04:41:46 PDT 2021


On Mon, Jun 07, 2021 at 10:58:36AM +0200, Ondrej Jirman wrote:
> From: Saravana Kannan <saravanak at google.com>
> 
> On sunxi boards that use HDMI output, HDMI device probe keeps being
> avoided indefinitely with these repeated messages in dmesg:
> 
>   platform 1ee0000.hdmi: probe deferral - supplier 1ef0000.hdmi-phy
>     not ready
> 
> There's a fwnode_link being created with fw_devlink=on between hdmi
> and hdmi-phy nodes, because both nodes have 'compatible' property set.
> 
> Fw_devlink code assumes that nodes that have compatible property
> set will also have a device associated with them by some driver
> eventually. This is not the case with the current sun8i-hdmi
> driver.
> 
> This commit makes sun8i-hdmi-phy into a proper platform device
> and fixes the display pipeline probe on sunxi boards that use HDMI.
> 
> More context: https://lkml.org/lkml/2021/5/16/203
> 
> Signed-off-by: Saravana Kannan <saravanak at google.com>
> Signed-off-by: Ondrej Jirman <megous at megous.com>

Applied, thanks
Maxime
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 228 bytes
Desc: not available
URL: <http://lists.infradead.org/pipermail/linux-arm-kernel/attachments/20210607/44709b87/attachment.sig>


More information about the linux-arm-kernel mailing list