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mmc: core: Remove redundant code in mmc_set_signal_voltage() 

The mmc_set_signal_voltage() function is used for SD/SDIO when switching to
1.8V for UHS mode. Therefore let's remove the redundant code dealing with
MMC_SIGNAL_VOLTAGE_330.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Reviewed-by: Shawn Lin <shawn.lin@rock-chips.com>
Tested-by: Jan Glauber <jglauber@cavium.com>
Tested-by: Stefan Wahren <stefan.wahren@i2se.com>
hifive-unleashed-5.1
Ulf Hansson 2017-01-25 10:12:10 +01:00
parent 62a4cdead5
commit a44efa4796
1 changed files with 0 additions and 7 deletions
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7
drivers/mmc/core/core.c
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@ -1653,13 +1653,6 @@ int mmc_set_signal_voltage(struct mmc_host *host, int signal_voltage, u32 ocr)
int err = 0;
u32 clock;
/*
* Send CMD11 only if the request is to switch the card to
* 1.8V signalling.
*/
if (signal_voltage == MMC_SIGNAL_VOLTAGE_330)
return __mmc_set_signal_voltage(host, signal_voltage);
/*
* If we cannot switch voltages, return failure so the caller
* can continue without UHS mode