[U-Boot] [PATCH V3 1/4] clk: introduce enable_count

Simon Glass sjg at chromium.org
Fri Aug 23 21:48:58 UTC 2019


Hi Peng,

On Wed, 21 Aug 2019 at 07:35, Peng Fan <peng.fan at nxp.com> wrote:
>
> As what Linux Kernel 5.3.0 provides when enable/disable clk,
> there is an enable_count in clk_core_disable/enable. Introduce
> enable_count to track the clk enable/disable count when
> clk_enable/disable for CCF. And Initialize enable_count to 0 when
> register the clk.
>
> And clk tree dump with enable_count will be supported, it will
> be easy for us to check the clk status with enable_count
>
> Signed-off-by: Peng Fan <peng.fan at nxp.com>
> ---
>
> V3:
>  None
>  CI: https://travis-ci.org/MrVan/u-boot/builds/574753709
> V2:
>  Improve commit log
>  Rename enable_cnt to enable_count following Linux Kernel
>
>  drivers/clk/clk.c            | 1 +
>  drivers/clk/clk_fixed_rate.c | 1 +
>  include/clk.h                | 1 +
>  3 files changed, 3 insertions(+)

Reviewed-by: Simon Glass <sjg at chromium.org>

Do you think it would be worth making this a u8 to save space?

Or perhaps this feature could be optional?

Regards,
Simon


More information about the U-Boot mailing list