Commit a44efa47 authored Jan 25, 2017 by Ulf Hansson

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>

parent 62a4cdea

drivers/mmc/core/core.c

+0 −7

Original line number	Diff line number	Diff line
		@@ -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

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