diff options
Diffstat (limited to 'drivers/mmc/host/sdhci.c')
| -rw-r--r-- | drivers/mmc/host/sdhci.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index 7f7f45b4b07b..38a78743fc51 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -591,6 +591,9 @@ static u8 sdhci_calc_timeout(struct sdhci_host *host, struct mmc_data *data) target_timeout = data->timeout_ns / 1000 + data->timeout_clks / host->clock; + if (host->quirks & SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK) + host->timeout_clk = host->clock / 1000; + /* * Figure out needed cycles. * We do this in steps in order to fit inside a 32 bit int. @@ -1757,13 +1760,15 @@ int sdhci_add_host(struct sdhci_host *host) host->timeout_clk = (caps & SDHCI_TIMEOUT_CLK_MASK) >> SDHCI_TIMEOUT_CLK_SHIFT; if (host->timeout_clk == 0) { - if (!host->ops->get_timeout_clock) { + if (host->ops->get_timeout_clock) { + host->timeout_clk = host->ops->get_timeout_clock(host); + } else if (!(host->quirks & + SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK)) { printk(KERN_ERR "%s: Hardware doesn't specify timeout clock " "frequency.\n", mmc_hostname(mmc)); return -ENODEV; } - host->timeout_clk = host->ops->get_timeout_clock(host); } if (caps & SDHCI_TIMEOUT_CLK_UNIT) host->timeout_clk *= 1000; |