ARM: sun7i: Add audio PLL

The A20 uses the PLL2 as the audio PLL, which is the parent of all the
other audio clocks in the system (i2s, codec, etc.). Add it to the DTSI.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Chen-Yu Tsai <wens@csie.org>

1 files changed, 9 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
index 3a68852f6706..433ec1415e56 100644
--- a/arch/arm/boot/dts/sun7i-a20.dtsi
+++ b/arch/arm/boot/dts/sun7i-a20.dtsi
@@ -199,6 +199,15 @@
                         clock-output-names = "pll1";
                 };
 
+                pll2: clk@01c20008 {
+                        #clock-cells = <1>;
+                        compatible = "allwinner,sun4i-a10-pll2-clk";
+                        reg = <0x01c20008 0x8>;
+                        clocks = <&osc24M>;
+                        clock-output-names = "pll2-1x", "pll2-2x",
+                                             "pll2-4x", "pll2-8x";
+                };
+
                 pll4: clk@01c20018 {
                         #clock-cells = <0>;
                         compatible = "allwinner,sun7i-a20-pll4-clk";