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authorLars Persson <lars.persson@axis.com>2016-04-27 17:21:28 +0200
committerUlf Hansson <ulf.hansson@linaro.org>2016-05-02 10:36:05 +0200
commit0cd59df9f028319e193113280d51c9d87b0b36ad (patch)
tree7aa1c22898ba6dfe647115718bc065d528696050 /drivers/mmc
parent701dcef72f45edf942cb06284c37b4fdbd4cd77b (diff)
downloadblackbird-op-linux-0cd59df9f028319e193113280d51c9d87b0b36ad.tar.gz
blackbird-op-linux-0cd59df9f028319e193113280d51c9d87b0b36ad.zip
mmc: usdhi6rol0: add support for UHS modes
Add a start_signal_voltage_switch() operation to support enabling of UHS modes. Signed-off-by: Lars Persson <larper@axis.com> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc')
-rw-r--r--drivers/mmc/host/usdhi6rol0.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/mmc/host/usdhi6rol0.c b/drivers/mmc/host/usdhi6rol0.c
index e9c8dfa01bf8..743e2005ab17 100644
--- a/drivers/mmc/host/usdhi6rol0.c
+++ b/drivers/mmc/host/usdhi6rol0.c
@@ -1147,12 +1147,22 @@ static void usdhi6_enable_sdio_irq(struct mmc_host *mmc, int enable)
}
}
+static int usdhi6_sig_volt_switch(struct mmc_host *mmc, struct mmc_ios *ios)
+{
+ int ret;
+
+ ret = mmc_regulator_set_vqmmc(mmc, ios);
+
+ return ret;
+}
+
static struct mmc_host_ops usdhi6_ops = {
.request = usdhi6_request,
.set_ios = usdhi6_set_ios,
.get_cd = usdhi6_get_cd,
.get_ro = usdhi6_get_ro,
.enable_sdio_irq = usdhi6_enable_sdio_irq,
+ .start_signal_voltage_switch = usdhi6_sig_volt_switch,
};
/* State machine handlers */
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