diff options
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/host/sdhci-brcmstb.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/mmc/host/sdhci-brcmstb.c b/drivers/mmc/host/sdhci-brcmstb.c index 28e9cf995c41..aff36a933ebe 100644 --- a/drivers/mmc/host/sdhci-brcmstb.c +++ b/drivers/mmc/host/sdhci-brcmstb.c @@ -406,7 +406,14 @@ static int sdhci_brcmstb_resume(struct device *dev) ret = sdhci_pltfm_resume(dev); if (!ret && priv->base_freq_hz) { ret = clk_prepare_enable(priv->base_clk); - if (!ret) + /* + * Note: using clk_get_rate() below as clk_get_rate() + * honors CLK_GET_RATE_NOCACHE attribute, but clk_set_rate() + * may do implicit get_rate() calls that do not honor + * CLK_GET_RATE_NOCACHE. + */ + if (!ret && + (clk_get_rate(priv->base_clk) != priv->base_freq_hz)) ret = clk_set_rate(priv->base_clk, priv->base_freq_hz); } |