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powerpc/eSDCH: Specify voltage for T4240QDS

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Freescale T4240QDS reference board has extra voltage shifters added
to allow 3.3V operation, so add 3.3v voltage support for T4240QDS.
1.8v and 3.3v is recommand for eMMC and SDHC card.

Signed-off-by: Haijun Zhang <haijun.zhang@freescale.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
This commit is contained in:
Haijun.Zhang 2013-08-29 11:31:28 +08:00 committed by Scott Wood
parent 1eb2819d69
commit 0f06ad7092
1 changed files with 4 additions and 0 deletions
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4
arch/powerpc/boot/dts/t4240qds.dts
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@ -148,6 +148,10 @@ rtc@68 {
interrupts = <0x1 0x1 0 0>;
};
};
sdhc@114000 {
voltage-ranges = <1800 1800 3300 3300>;
};
};
pci0: pcie@ffe240000 {