ARM: dts: sun7i: Add pin muxing options for clock outputs

This patch adds the clock output pin options on the A20.
The 2 pins can output a configurable clock to be used by
external modules. This is used on the CubieTruck, to supply
a 32768 Hz low power clock to the onboard Wifi+BT module.

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

1 files changed, 14 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
index 5cf371daa977..898b0219e5c5 100644
--- a/arch/arm/boot/dts/sun7i-a20.dtsi
+++ b/arch/arm/boot/dts/sun7i-a20.dtsi
@@ -389,6 +389,20 @@
                                 allwinner,drive = <0>;
                                 allwinner,pull = <0>;
                         };
+
+                        clk_out_a_pins_a: clk_out_a@0 {
+                                allwinner,pins = "PI12";
+                                allwinner,function = "clk_out_a";
+                                allwinner,drive = <0>;
+                                allwinner,pull = <0>;
+                        };
+
+                        clk_out_b_pins_a: clk_out_b@0 {
+                                allwinner,pins = "PI13";
+                                allwinner,function = "clk_out_b";
+                                allwinner,drive = <0>;
+                                allwinner,pull = <0>;
+                        };
                 };
 
                 timer@01c20c00 {