After commit 
8d86e4fcccf6 ("mmc: sdhci-esdhc-imx: Call mmc_of_parse()"),
it's not used anymore.
Signed-off-by: Dong Aisheng <aisheng.dong@freescale.com>
Reviewed-by: Johan Derycke <johan.derycke@barco.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
 static unsigned int esdhc_pltfm_get_max_clock(struct sdhci_host *host)
 {
        struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
-       struct pltfm_imx_data *imx_data = pltfm_host->priv;
-       struct esdhc_platform_data *boarddata = &imx_data->boarddata;
 
-       if (boarddata->f_max && (boarddata->f_max < pltfm_host->clock))
-               return boarddata->f_max;
-       else
-               return pltfm_host->clock;
+       return pltfm_host->clock;
 }
 
 static unsigned int esdhc_pltfm_get_min_clock(struct sdhci_host *host)
 
        enum wp_types wp_type;
        enum cd_types cd_type;
        int max_bus_width;
-       unsigned int f_max;
        bool support_vsel;
        unsigned int delay_line;
 };