| From | Aapo Vienamo <> | Subject | [PATCH v2 18/40] mmc: tegra: Perform pad calibration after voltage switch | Date | Fri, 10 Aug 2018 21:08:20 +0300 |
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Run the automatic pad calibration after voltage switching if tegra_host->pad_calib_required is set.
Signed-off-by: Aapo Vienamo <avienamo@nvidia.com> --- drivers/mmc/host/sdhci-tegra.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c index eff1c82..d7f3480 100644 --- a/drivers/mmc/host/sdhci-tegra.c +++ b/drivers/mmc/host/sdhci-tegra.c @@ -572,6 +572,8 @@ 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) { @@ -586,6 +588,9 @@ 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; } -- 2.7.4
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