On Sat, Oct 11, 2025 at 12:59:53PM +0200, Marek Vasut wrote:
> There is now a new LT9211 rev. U5, which reports chip ID 0x18 0x01 0xe4 .
> The previous LT9211 reported chip ID 0x18 0x01 0xe3 , which is what the
> driver checks for right now. Since there is a possibility there will be
> yet another revision of the LT9211 in the future, drop the last version
> nibble check to allow all future revisions of the chip to work with this
> driver.
>
> This fix makes LT9211 rev. U5 work with this driver.
>
> Fixes: 8ce4129e3de4 ("drm/bridge: lt9211: Add Lontium LT9211 bridge driver")
> Signed-off-by: Marek Vasut <[email protected]>
> ---
> Cc: Andrzej Hajda <[email protected]>
> Cc: David Airlie <[email protected]>
> Cc: Jernej Skrabec <[email protected]>
> Cc: Jonas Karlman <[email protected]>
> Cc: Laurent Pinchart <[email protected]>
> Cc: Maarten Lankhorst <[email protected]>
> Cc: Maxime Ripard <[email protected]>
> Cc: Neil Armstrong <[email protected]>
> Cc: Robert Foss <[email protected]>
> Cc: Simona Vetter <[email protected]>
> Cc: Thomas Zimmermann <[email protected]>
> Cc: [email protected]
> ---
> drivers/gpu/drm/bridge/lontium-lt9211.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
Reviewed-by: Dmitry Baryshkov <[email protected]>
--
With best wishes
Dmitry
