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mmc: sdhci-of-arasan: Add sdhci_arasan_set_power 

The power register needs to have a valid voltage set
even when the power supply is managed by  an external regulator.

Signed-off-by: Milan Stevanovic <milan.o.stevanovic@gmail.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Milan Stevanovic 2017-11-28 01:02:57 +01:00 committed by Ulf Hansson
parent c14e60963e
commit 043f2dca36
1 changed files with 12 additions and 0 deletions
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12
drivers/mmc/host/sdhci-of-arasan.c
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@ -262,6 +262,17 @@ static int sdhci_arasan_voltage_switch(struct mmc_host *mmc,
return -EINVAL;
}
static void sdhci_arasan_set_power(struct sdhci_host *host, unsigned char mode,
unsigned short vdd)
{
if (!IS_ERR(host->mmc->supply.vmmc)) {
struct mmc_host *mmc = host->mmc;
mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, vdd);
}
sdhci_set_power_noreg(host, mode, vdd);
}
static const struct sdhci_ops sdhci_arasan_ops = {
.set_clock = sdhci_arasan_set_clock,
.get_max_clock = sdhci_pltfm_clk_get_max_clock,
@ -269,6 +280,7 @@ static const struct sdhci_ops sdhci_arasan_ops = {
.set_bus_width = sdhci_set_bus_width,
.reset = sdhci_arasan_reset,
.set_uhs_signaling = sdhci_set_uhs_signaling,
.set_power = sdhci_arasan_set_power,
};
static const struct sdhci_pltfm_data sdhci_arasan_pdata = {