[PATCH 09/11] drivers: ufs: ufs-mediatek: implement clocking

Neil Armstrong neil.armstrong at linaro.org
Tue Mar 17 15:56:01 CET 2026


On 3/17/26 15:24, Julien Stephan wrote:
> Implement clocking.
> 
> Signed-off-by: Julien Stephan <jstephan at baylibre.com>
> ---
>   drivers/ufs/ufs-mediatek.c | 18 +++++++++++++++++-
>   1 file changed, 17 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/ufs/ufs-mediatek.c b/drivers/ufs/ufs-mediatek.c
> index 5d882904c84..31916f72c86 100644
> --- a/drivers/ufs/ufs-mediatek.c
> +++ b/drivers/ufs/ufs-mediatek.c
> @@ -177,6 +177,18 @@ static int ufs_mtk_link_startup_notify(struct ufs_hba *hba,
>   	return ret;
>   }
>   
> +static int ufs_mtk_get_clk(struct ufs_hba *hba)
> +{
> +	struct ufs_mtk_host *host = dev_get_priv(hba->dev);
> +	int err;
> +
> +	err = clk_get_bulk(hba->dev, &host->clks);
> +	if (err)
> +		return err;
> +
> +	return 0;
> +}
> +
>   static int ufs_mtk_bind_mphy(struct ufs_hba *hba)
>   {
>   	struct ufs_mtk_host *host = dev_get_priv(hba->dev);
> @@ -317,7 +329,11 @@ static int ufs_mtk_init(struct ufs_hba *hba)
>   
>   	ufs_mtk_init_reset(hba);
>   
> -	// TODO: Clocking
> +	err = ufs_mtk_get_clk(hba);
> +	if (err) {
> +		dev_err(hba->dev, "failed to initialize clocks, err:%d\n", err);
> +		return err;
> +	}
>   
>   	err = generic_phy_power_on(&priv->mphy);
>   	if (err) {
> 

Reviewed-by: Neil Armstrong <neil.armstrong at linaro.org>

Thanks,
Neil


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