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mmc: dw_mmc: Keep vqmmc-supply enable count in balance

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With the commit 4fcba5d556 ("regulator: implement basic reference
counter"), keeping regulator enablement in balance become more important.

Disable vqmmc-supply before signal voltage is changed to keep regulator
enable counter in balance.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
This commit is contained in:
Jonas Karlman 2023-07-19 21:21:00 +00:00 committed by Tom Rini
parent 9a2e9cc659
commit 01b2917a19
1 changed files with 4 additions and 0 deletions
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4
drivers/mmc/dw_mmc.c
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@ -509,6 +509,10 @@ static int dwmci_set_ios(struct mmc *mmc)
if (mmc->vqmmc_supply) { if (mmc->vqmmc_supply) {
int ret; int ret;
ret = regulator_set_enable_if_allowed(mmc->vqmmc_supply, false);
if (ret)
return ret;
if (mmc->signal_voltage == MMC_SIGNAL_VOLTAGE_180) if (mmc->signal_voltage == MMC_SIGNAL_VOLTAGE_180)
regulator_set_value(mmc->vqmmc_supply, 1800000); regulator_set_value(mmc->vqmmc_supply, 1800000);
else else