1 files changed, 7 insertions, 2 deletions

diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 655900f55244..1dbe93232030 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -2866,6 +2866,7 @@ int sdhci_add_host(struct sdhci_host *host)
         u32 max_current_caps;
         unsigned int ocr_avail;
         unsigned int override_timeout_clk;
+        u32 max_clk;
         int ret;
 
         WARN_ON(host == NULL);
@@ -3050,18 +3051,22 @@ int sdhci_add_host(struct sdhci_host *host)
          * Set host parameters.
          */
         mmc->ops = &sdhci_ops;
-        mmc->f_max = host->max_clk;
+        max_clk = host->max_clk;
+
         if (host->ops->get_min_clock)
                 mmc->f_min = host->ops->get_min_clock(host);
         else if (host->version >= SDHCI_SPEC_300) {
                 if (host->clk_mul) {
                         mmc->f_min = (host->max_clk * host->clk_mul) / 1024;
-                        mmc->f_max = host->max_clk * host->clk_mul;
+                        max_clk = host->max_clk * host->clk_mul;
                 } else
                         mmc->f_min = host->max_clk / SDHCI_MAX_DIV_SPEC_300;
         } else
                 mmc->f_min = host->max_clk / SDHCI_MAX_DIV_SPEC_200;
 
+        if (!mmc->f_max || (mmc->f_max && (mmc->f_max > max_clk)))
+                mmc->f_max = max_clk;
+
         if (!(host->quirks & SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK)) {
                 host->timeout_clk = (caps[0] & SDHCI_TIMEOUT_CLK_MASK) >>
                                         SDHCI_TIMEOUT_CLK_SHIFT;