bmips: bcm6368: fix bcm2835-rng

IPSEC needs a reset before using its HW RNG.
Otherwise, the numbers generated won't be random at all.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>

target/linux/bmips/dts/bcm6368.dtsi

@@ -460,6 +460,8 @@
 
 			clocks = <&periph_clk BCM6368_CLK_IPSEC>;
 			clock-names = "ipsec";
+
+			resets = <&periph_rst BCM6368_RST_IPSEC>;
 		};
 	};