[PATCH] Powerpc/eSDCH: Specify voltage for T4240QDS

[Haijun Zhang]

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 at freescale.com>
---
 arch/powerpc/boot/dts/t4240qds.dts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/powerpc/boot/dts/t4240qds.dts b/arch/powerpc/boot/dts/t4240qds.dts
index 0555976..eb3c3de 100644
--- a/arch/powerpc/boot/dts/t4240qds.dts
+++ b/arch/powerpc/boot/dts/t4240qds.dts
@@ -148,6 +148,10 @@
 				interrupts = <0x1 0x1 0 0>;
 			};
 		};
+
+		sdhc at 114000 {
+			voltage-ranges = <1800 1800 3300 3300>;
+		};
 	};
 
 	pci0: pcie at ffe240000 {
-- 
1.8.0