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| author | Rafael J. Wysocki <rjw@sisk.pl> | 2009-07-30 19:38:04 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rjw@sisk.pl> | 2009-07-30 19:38:04 +0200 |
| commit | 2e6713c7662cc5ebc7346b033c404cb2f708fd51 (patch) | |
| tree | 8492ea548fea2d8243e4af4b877906afc4e32783 /drivers/mmc | |
| parent | b4093d6235b7e4249616651ee328600ced48a18a (diff) | |
| parent | 658874f05d040ca96eb5ba9b1c30ce0ff287d762 (diff) | |
| download | kernel_replicant_linux-2e6713c7662cc5ebc7346b033c404cb2f708fd51.tar.gz kernel_replicant_linux-2e6713c7662cc5ebc7346b033c404cb2f708fd51.tar.bz2 kernel_replicant_linux-2e6713c7662cc5ebc7346b033c404cb2f708fd51.zip | |
Merge branch 'master' into for-linus
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/host/sdhci-of.c | 8 | ||||
| -rw-r--r-- | drivers/mmc/host/sdhci.c | 5 | ||||
| -rw-r--r-- | drivers/mmc/host/sdhci.h | 1 |
3 files changed, 13 insertions, 1 deletions
diff --git a/drivers/mmc/host/sdhci-of.c b/drivers/mmc/host/sdhci-of.c index d79fa55c3b89..908844327db0 100644 --- a/drivers/mmc/host/sdhci-of.c +++ b/drivers/mmc/host/sdhci-of.c @@ -158,6 +158,13 @@ static unsigned int esdhc_get_max_clock(struct sdhci_host *host) return of_host->clock; } +static unsigned int esdhc_get_min_clock(struct sdhci_host *host) +{ + struct sdhci_of_host *of_host = sdhci_priv(host); + + return of_host->clock / 256 / 16; +} + static unsigned int esdhc_get_timeout_clock(struct sdhci_host *host) { struct sdhci_of_host *of_host = sdhci_priv(host); @@ -184,6 +191,7 @@ static struct sdhci_of_data sdhci_esdhc = { .set_clock = esdhc_set_clock, .enable_dma = esdhc_enable_dma, .get_max_clock = esdhc_get_max_clock, + .get_min_clock = esdhc_get_min_clock, .get_timeout_clock = esdhc_get_timeout_clock, }, }; diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index 6779b4ecab18..62041c7e9246 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -1766,7 +1766,10 @@ int sdhci_add_host(struct sdhci_host *host) * Set host parameters. */ mmc->ops = &sdhci_ops; - mmc->f_min = host->max_clk / 256; + if (host->ops->get_min_clock) + mmc->f_min = host->ops->get_min_clock(host); + else + mmc->f_min = host->max_clk / 256; mmc->f_max = host->max_clk; mmc->caps = MMC_CAP_SDIO_IRQ; diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h index 831ddf7dcb49..c77e9ff30223 100644 --- a/drivers/mmc/host/sdhci.h +++ b/drivers/mmc/host/sdhci.h @@ -302,6 +302,7 @@ struct sdhci_ops { int (*enable_dma)(struct sdhci_host *host); unsigned int (*get_max_clock)(struct sdhci_host *host); + unsigned int (*get_min_clock)(struct sdhci_host *host); unsigned int (*get_timeout_clock)(struct sdhci_host *host); }; |