[PATCH 3/6] dt-bindings: display: sitronix,st7735r: Remove spi-max-frequency limit

David Lechner david at lechnology.com
Mon Dec 6 15:19:58 UTC 2021


On 11/24/21 9:07 AM, Noralf Trønnes wrote:
> The datasheet lists the minimum Serial clock cycle (Write) as 66ns which is

Is this supposed to say "maximum" rather than "minimum"?

> 15MHz. Mostly it can do much better than that and is in fact often run at
> 32MHz. With a clever driver that runs configuration commands at a low speed
> and only the pixel data at the maximum speed the configuration can't be
> messed up by transfer errors and the speed is only limited by the amount of
> pixel glitches that one is able to tolerate.
> 
> Signed-off-by: Noralf Trønnes <noralf at tronnes.org>
> ---
Acked-by: David Lechner <david at lechnology.com>


More information about the dri-devel mailing list