mmc: tegra: Perform pad calibration after voltage switch (44babea2) · Commits · 戴 / test

Run the automatic pad calibration after voltage switching if tegra_host->pad_calib_required is set. Signed-off-by:

drivers/mmc/host/sdhci-tegra.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -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;
		}