From 043f2dca367c752bf8a570130f4f0ace4b4be4a8 Mon Sep 17 00:00:00 2001 From: Milan Stevanovic Date: Tue, 28 Nov 2017 01:02:57 +0100 Subject: [PATCH] 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 Acked-by: Adrian Hunter Signed-off-by: Ulf Hansson --- drivers/mmc/host/sdhci-of-arasan.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/mmc/host/sdhci-of-arasan.c b/drivers/mmc/host/sdhci-of-arasan.c index 0720ea717011..fb572066a88b 100644 --- a/drivers/mmc/host/sdhci-of-arasan.c +++ b/drivers/mmc/host/sdhci-of-arasan.c @@ -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 = {