Re: [PATCH v2 06/12] media: hantro: add support for Rockchip RK3066
From: Ezequiel Garcia
Date: Fri Jun 11 2021 - 11:51:07 EST
Hi Alex,
On Thu, 2021-05-27 at 17:44 +0200, Alex Bee wrote:
> RK3066's VPU IP block is the predecessor from what RK3288 has.
> The hardware differences are:
> - supports decoding frame sizes up to 1920x1088 only
> - doesn't have the 'G1_REG_SOFT_RESET' register
> (requires another .reset callback for hantro_codec_ops,
> since writing this register will result in non-working
> IP block)
> - has one ACLK/HCLK per vdpu/vepu
> - ACLKs can be clocked up to 300 MHz only
Have you tested trying 400 MHz (or more) ?
> - no MMU
> (no changes required: CMA will be transparently used)
>
> Add a new RK3066 variant which reflect this differences. This variant
> can be used for RK3188 as well.
>
Reviewed-by: Ezequiel Garcia <ezequiel@xxxxxxxxxxxxx>
Thanks!
Ezequiel