Re: [PATCH v3 3/3] clk: meson: regmap: switch to determine_rate for the dividers
From: Stephen Boyd
Date: Wed Jun 30 2021 - 14:39:37 EST
Quoting Martin Blumenstingl (2021-06-27 15:39:59)
> This increases the maxmium supported frequency on 32-bit systems from
> 2^31 (signed long as used by clk_ops.round_rate, maximum value:
> approx. 2.14GHz) to 2^32 (unsigned long as used by
> clk_ops.determine_rate, maximum value: approx. 4.29GHz).
> On Meson8/8b/8m2 the HDMI PLL and it's OD (post-dividers) are
> capable of running at up to 2.97GHz. So switch the divider
> implementation in clk-regmap to clk_ops.determine_rate to support these
> higher frequencies on 32-bit systems.
>
> Reviewed-by: Jerome Brunet <jbrunet@xxxxxxxxxxxx>
> Signed-off-by: Martin Blumenstingl <martin.blumenstingl@xxxxxxxxxxxxxx>
> ---
Applied to clk-next