Re: [PATCH 1/2] clk: qcom: gcc-sm8550: Use floor ops for SDCC RCGs

[Neil Armstrong <neil.armstrong@linaro.org>]

On 11/24/25 22:20, Vladimir Zapolskiy wrote:
> In line with commit a27ac3806b0a ("clk: qcom: gcc-sm8450: Use floor ops
> for SDCC RCGs") done to fix issues with overclocked SD cards on SM8450
> powered boards set floor clock operations for SDCC RCGs on SM8550.
> 
> This change fixes initialization of some SD cards, where the problem
> is manifested by the SDHC driver:
> 
>      mmc0: Card appears overclocked; req 50000000 Hz, actual 100000000 Hz
>      mmc0: error -110 whilst initialising SD card
> 
> Fixes: 955f2ea3b9e9 ("clk: qcom: Add GCC driver for SM8550")
> Signed-off-by: Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>
> ---
>   drivers/clk/qcom/gcc-sm8550.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/clk/qcom/gcc-sm8550.c b/drivers/clk/qcom/gcc-sm8550.c
> index 862a9bf73bcb..36a5b7de5b55 100644
> --- a/drivers/clk/qcom/gcc-sm8550.c
> +++ b/drivers/clk/qcom/gcc-sm8550.c
> @@ -1025,7 +1025,7 @@ static struct clk_rcg2 gcc_sdcc2_apps_clk_src = {
>   		.parent_data = gcc_parent_data_9,
>   		.num_parents = ARRAY_SIZE(gcc_parent_data_9),
>   		.flags = CLK_SET_RATE_PARENT,
> -		.ops = &clk_rcg2_shared_ops,
> +		.ops = &clk_rcg2_shared_floor_ops,
>   	},
>   };
>   
> @@ -1048,7 +1048,7 @@ static struct clk_rcg2 gcc_sdcc4_apps_clk_src = {
>   		.parent_data = gcc_parent_data_0,
>   		.num_parents = ARRAY_SIZE(gcc_parent_data_0),
>   		.flags = CLK_SET_RATE_PARENT,
> -		.ops = &clk_rcg2_shared_ops,
> +		.ops = &clk_rcg2_shared_floor_ops,
>   	},
>   };
>   

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