[PATCH] clk: versal: Enable only GATE type clocks

Michal Simek michal.simek at xilinx.com
Wed Sep 29 15:28:27 CEST 2021



On 9/28/21 8:00 AM, Ashok Reddy Soma wrote:
> From: T Karthik Reddy <t.karthik.reddy at xilinx.com>
> 
> Clocks should be enabled or disabled only if they are of GATE type
> clocks. If they are not of GATE type clocks, don't touch them.
> 
> Signed-off-by: T Karthik Reddy <t.karthik.reddy at xilinx.com>
> Signed-off-by: Ashok Reddy Soma <ashok.reddy.soma at xilinx.com>
> ---
> 
>  drivers/clk/clk_versal.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/clk/clk_versal.c b/drivers/clk/clk_versal.c
> index 62523d2909..a9dd57b098 100644
> --- a/drivers/clk/clk_versal.c
> +++ b/drivers/clk/clk_versal.c
> @@ -725,7 +725,10 @@ static int versal_clk_enable(struct clk *clk)
>  
>  	clk_id = priv->clk[clk->id].clk_id;
>  
> -	return xilinx_pm_request(PM_CLOCK_ENABLE, clk_id, 0, 0, 0, NULL);
> +	if (versal_clock_gate(clk_id))
> +		return xilinx_pm_request(PM_CLOCK_ENABLE, clk_id, 0, 0, 0, NULL);
> +
> +	return 0;
>  }
>  
>  static struct clk_ops versal_clk_ops = {
> 

Applied.
M


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