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path: root/drivers/mmc/host/sdhci-xenon.c
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Diffstat (limited to 'drivers/mmc/host/sdhci-xenon.c')
-rw-r--r--drivers/mmc/host/sdhci-xenon.c19
1 files changed, 19 insertions, 0 deletions
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,