[PATCH v2 3/4] mmc: sdhci-esdhc-imx: remove duplicate HS400 bus width validation

Adrian Hunter adrian.hunter at intel.com
Wed Mar 11 02:05:54 PDT 2026


On 03/03/2026 12:50, ziniu.wang_1 at nxp.com wrote:
> From: Luke Wang <ziniu.wang_1 at nxp.com>
> 
> mmc_validate_host_caps() already validates that HS400/HS400ES requires
> 8-bit bus width. Remove the duplicate validation.
> 
> Signed-off-by: Luke Wang <ziniu.wang_1 at nxp.com>

Acked-by: Adrian Hunter <adrian.hunter at intel.com>

> ---
>  drivers/mmc/host/sdhci-esdhc-imx.c | 4 ----
>  1 file changed, 4 deletions(-)
> 
> diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c
> index b607d4ffc562..d49069986efc 100644
> --- a/drivers/mmc/host/sdhci-esdhc-imx.c
> +++ b/drivers/mmc/host/sdhci-esdhc-imx.c
> @@ -1833,10 +1833,6 @@ sdhci_esdhc_imx_probe_dt(struct platform_device *pdev,
>  
>  	sdhci_get_property(pdev);
>  
> -	/* HS400/HS400ES require 8 bit bus */
> -	if (!(host->mmc->caps & MMC_CAP_8_BIT_DATA))
> -		host->mmc->caps2 &= ~(MMC_CAP2_HS400 | MMC_CAP2_HS400_ES);
> -
>  	if (mmc_gpio_get_cd(host->mmc) >= 0)
>  		host->quirks &= ~SDHCI_QUIRK_BROKEN_CARD_DETECTION;
>  




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