Re: [PATCH v3 2/3] clk: rockchip: convert basic pll lock_wait to use regmap_read_poll_timeout
From: Stephen Boyd
Date: Thu Jan 30 2020 - 12:19:35 EST
Quoting Heiko Stuebner (2020-01-29 08:38:20)
> From: Heiko Stuebner <heiko.stuebner@xxxxxxxxxxxxxxxxxxxxx>
>
> Instead of open coding the polling of the lock status, use the
> handy regmap_read_poll_timeout for this. As the pll locking is
> normally blazingly fast and we don't want to incur additional
> delays, we're not doing any sleeps similar to for example the imx
> clk-pllv4 and define a very safe but still short timeout of 1ms.
>
> Suggested-by: Stephen Boyd <sboyd@xxxxxxxxxx>
> Signed-off-by: Heiko Stuebner <heiko.stuebner@xxxxxxxxxxxxxxxxxxxxx>
> ---
Reviewed-by: Stephen Boyd <sboyd@xxxxxxxxxx>