ARM: STi: DT: Add sdhci controller for stih415

This patch adds device tree config for the sdhci controller
on the stih415 SoC.

Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: Peter Griffin <peter.griffin@linaro.org>
Acked-by: Lee Jones <lee.jones@linaro.org>
Acked-by: Maxime Coquelin <maxime.coquelin@st.com>
Signed-off-by: Maxime Coquelin <maxime.coquelin@st.com>

arch/arm/boot/dts/stih415.dtsi

@@ -218,5 +218,17 @@
 			resets	= <&powerdown STIH415_KEYSCAN_POWERDOWN>,
 				  <&softreset STIH415_KEYSCAN_SOFTRESET>;
 		};
+
+		mmc0: sdhci@fe81e000 {
+			compatible      = "st,sdhci";
+			status          = "disabled";
+			reg             = <0xfe81e000 0x1000>;
+			interrupts      = <GIC_SPI 145 IRQ_TYPE_NONE>;
+			interrupt-names = "mmcirq";
+			pinctrl-names   = "default";
+			pinctrl-0       = <&pinctrl_mmc0>;
+			clock-names     = "mmc";
+			clocks          = <&clk_s_a1_ls 1>;
+		};
 	};
 };