X-Git-Url: https://git.kernelconcepts.de/?a=blobdiff_plain;f=drivers%2Fmmc%2Fhost%2Fsdhci-xenon.c;h=c580af05b033a1f596f4335d90a1e56f84c6903e;hb=99c14fc360dbbb583a03ab985551b12b5c5ca4f1;hp=bc1781bb070b7b8b83c0132abb114f6905ffddfb;hpb=2a275382a4f78f386db3473d9bb9987580de3cf4;p=karo-tx-linux.git

diff --git a/drivers/mmc/host/sdhci-xenon.c b/drivers/mmc/host/sdhci-xenon.c
index bc1781bb070b..c580af05b033 100644
--- a/drivers/mmc/host/sdhci-xenon.c
+++ b/drivers/mmc/host/sdhci-xenon.c
@@ -210,8 +210,27 @@ static void xenon_set_uhs_signaling(struct sdhci_host *host,
 	sdhci_writew(host, ctrl_2, SDHCI_HOST_CONTROL2);
 }
 
+static void xenon_set_power(struct sdhci_host *host, unsigned char mode,
+		unsigned short vdd)
+{
+	struct mmc_host *mmc = host->mmc;
+	u8 pwr = host->pwr;
+
+	sdhci_set_power_noreg(host, mode, vdd);
+
+	if (host->pwr == pwr)
+		return;
+
+	if (host->pwr == 0)
+		vdd = 0;
+
+	if (!IS_ERR(mmc->supply.vmmc))
+		mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, vdd);
+}
+
 static const struct sdhci_ops sdhci_xenon_ops = {
 	.set_clock		= sdhci_set_clock,
+	.set_power		= xenon_set_power,
 	.set_bus_width		= sdhci_set_bus_width,
 	.reset			= xenon_reset,
 	.set_uhs_signaling	= xenon_set_uhs_signaling,