Re: [PATCH v1 02/24] drivers: crypto: meson: make CLK controller optional

[neil . armstrong]

On 10/01/2024 21:11, Alexey Romanov wrote:
> Not all Amlogic SoC's uses CLK controller.

In this case you must make clocks not required for the new platforms in the bindings.

Neil

> Signed-off-by: Alexey Romanov <avromanov@xxxxxxxxxxxxxxxxx>
> Signed-off-by: Jan Dakinevich <yvdakinevich@xxxxxxxxxxxxxxxxx>
> ---
>   drivers/crypto/amlogic/amlogic-gxl-core.c | 12 ++----------
>   1 file changed, 2 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/crypto/amlogic/amlogic-gxl-core.c b/drivers/crypto/amlogic/amlogic-gxl-core.c
> index a5df061f9890..e5f504fb477e 100644
> --- a/drivers/crypto/amlogic/amlogic-gxl-core.c
> +++ b/drivers/crypto/amlogic/amlogic-gxl-core.c
> @@ -248,16 +248,10 @@ static int meson_crypto_probe(struct platform_device *pdev)
>   		dev_err(&pdev->dev, "Cannot request MMIO err=%d\n", err);
>   		return err;
>   	}
> -	mc->busclk = devm_clk_get(&pdev->dev, "blkmv");
> +	mc->busclk = devm_clk_get_optional_enabled(&pdev->dev, "blkmv");
>   	if (IS_ERR(mc->busclk)) {
>   		err = PTR_ERR(mc->busclk);
> -		dev_err(&pdev->dev, "Cannot get core clock err=%d\n", err);
> -		return err;
> -	}
> -
> -	err = clk_prepare_enable(mc->busclk);
> -	if (err != 0) {
> -		dev_err(&pdev->dev, "Cannot prepare_enable busclk\n");
> +		dev_err(&pdev->dev, "Cannot get and enable core clock err=%d\n", err);
>   		return err;
>   	}
>   
> @@ -279,7 +273,6 @@ static int meson_crypto_probe(struct platform_device *pdev)
>   	meson_unregister_algs(mc);
>   error_flow:
>   	meson_free_chanlist(mc, mc->flow_cnt - 1);
> -	clk_disable_unprepare(mc->busclk);
>   	return err;
>   }
>   
> @@ -295,7 +288,6 @@ static int meson_crypto_remove(struct platform_device *pdev)
>   
>   	meson_free_chanlist(mc, mc->flow_cnt - 1);
>   
> -	clk_disable_unprepare(mc->busclk);
>   	return 0;
>   }
>