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| author |   Aapo Vienamo <avienamo@nvidia.com> | 2018-08-30 18:06:18 +0300 |
|---|---|---|
| committer |   Ulf Hansson <ulf.hansson@linaro.org> | 2018-10-08 11:40:43 +0200 |
| commit | 44babea2ea53dd8a98657fad9a5d9323522113eb (patch) | |
| tree | e88112919db96d53277a4e7471dd83e090798cd1 /drivers/mmc/host/sdhci-tegra.c | |
| parent | mmc: tegra: Program pad autocal offsets from dt (diff) | |
| download | linux-dev-44babea2ea53dd8a98657fad9a5d9323522113eb.tar.xz linux-dev-44babea2ea53dd8a98657fad9a5d9323522113eb.zip | |
mmc: tegra: Perform pad calibration after voltage switch
Run the automatic pad calibration after voltage switching if
tegra_host->pad_calib_required is set.
Signed-off-by: Aapo Vienamo <avienamo@nvidia.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc/host/sdhci-tegra.c')
| -rw-r--r-- | drivers/mmc/host/sdhci-tegra.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c index a3e31f18db48..71b3b3e1c648 100644 --- a/drivers/mmc/host/sdhci-tegra.c +++ b/drivers/mmc/host/sdhci-tegra.c @@ -587,6 +587,8 @@ static int sdhci_tegra_start_signal_voltage_switch(struct mmc_host *mmc, struct mmc_ios *ios) { struct sdhci_host *host = mmc_priv(mmc); + struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); + struct sdhci_tegra *tegra_host = sdhci_pltfm_priv(pltfm_host); int ret = 0; if (ios->signal_voltage == MMC_SIGNAL_VOLTAGE_330) { @@ -601,6 +603,9 @@ static int sdhci_tegra_start_signal_voltage_switch(struct mmc_host *mmc, ret = tegra_sdhci_set_padctrl(host, ios->signal_voltage); } + if (tegra_host->pad_calib_required) + tegra_sdhci_pad_autocalib(host); + return ret; } |