Fixes the microSD slot on the ASUS C201.
Signed-off-by: Urja Rannikko <urja...@gmail.com>
---
v2: use #if CONFIG_IS_ENABLED(DM_REGULATOR)
v3: Move ret variable inside the if block (only used there)
---
drivers/mmc/dw_mmc.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/drivers/mmc/dw_mmc.c b/drivers/mmc/dw_mmc.c
index 1992d61182..22f6c7eefd 100644
--- a/drivers/mmc/dw_mmc.c
+++ b/drivers/mmc/dw_mmc.c
@@ -13,6 +13,7 @@
#include <mmc.h>
#include <dwmmc.h>
#include <wait_bit.h>
+#include <power/regulator.h>
#define PAGE_SIZE 4096
@@ -493,6 +494,21 @@ static int dwmci_set_ios(struct mmc *mmc)
if (host->clksel)
host->clksel(host);
+#if CONFIG_IS_ENABLED(DM_REGULATOR)
+ if (mmc->vqmmc_supply) {
+ int ret;
+
+ if (mmc->signal_voltage == MMC_SIGNAL_VOLTAGE_180)
+ regulator_set_value(mmc->vqmmc_supply, 1800000);
+ else
+ regulator_set_value(mmc->vqmmc_supply, 3300000);
+
+ ret = regulator_set_enable_if_allowed(mmc->vqmmc_supply, true);
+ if (ret)
+ return ret;
+ }
+#endif
+
return 0;
}
--
2.21.0
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