mvebu: drop patch that has been upstreamed

Signed-off-by: Luka Perkov <luka@openwrt.org>

SVN-Revision: 38545

target/linux/mvebu/patches-3.10/900-arm_mvebu_enable_sd_card_slot_a370_rd.patch

@@ -1,27 +0,0 @@
-From 883b6ab543ea3f893447307c0e757668ca1b5396 Mon Sep 17 00:00:00 2001
-From: Florian Fainelli <florian@openwrt.org>
-Date: Wed, 9 Jan 2013 20:50:04 +0100
-Subject: [PATCH] arm: mvebu: add SDIO support to Armada 370 Reference Design
-
-This patch enables the use of the SDIO controller on the Armada 370
-Reference Design board.
-
-Signed-off-by: Florian Fainelli <florian@openwrt.org>
----
- arch/arm/boot/dts/armada-370-rd.dts |    6 ++++++
- 1 file changed, 6 insertions(+)
-
---- a/arch/arm/boot/dts/armada-370-rd.dts
-+++ b/arch/arm/boot/dts/armada-370-rd.dts
-@@ -85,5 +85,11 @@
- 				};
- 			};
- 		};
-+
-+		mvsdio@d00d4000 {
-+			pinctrl-0 = <&sdio_pins1>;
-+			pinctrl-names = "default";
-+			status = "okay";
-+		};
- 	};
-  };