arm64: dts: exynos: Add missing parent clocks to audio block in Exynos5433 SoC

Audio PLL and oscillator clocks are proper parent clocks for AUD CMU.
They are not visible as such on first glance on Exynos5433 SoC docs,
but they are needed for this CMU to operate properly.
Signed-off-by: NMarek Szyprowski <m.szyprowski@samsung.com>
Reviewed-by: NSylwester Nawrocki <s.nawrocki@samsung.com>
Reviewed-by: NChanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: NKrzysztof Kozlowski <krzk@kernel.org>

arch/arm64/boot/dts/exynos/exynos5433.dtsi

@@ -374,6 +374,8 @@
 			compatible = "samsung,exynos5433-cmu-aud";
 			reg = <0x114c0000 0x1000>;
 			#clock-cells = <1>;
+			clock-names = "oscclk", "fout_aud_pll";
+			clocks = <&xxti>, <&cmu_top CLK_FOUT_AUD_PLL>;
 		};
 
 		cmu_bus0: clock-controller@13600000 {