[PATCH v2 4/4] ARM: dts: sun7i: Add pin muxing options for clock outputs
Chen-Yu Tsai
wens at csie.org
Sun Dec 29 22:25:49 EST 2013
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 at csie.org>
---
arch/arm/boot/dts/sun7i-a20.dtsi | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
index f255a49..7b46ce5 100644
--- a/arch/arm/boot/dts/sun7i-a20.dtsi
+++ b/arch/arm/boot/dts/sun7i-a20.dtsi
@@ -416,6 +416,20 @@
allwinner,drive = <0>;
allwinner,pull = <0>;
};
+
+ clk_out_a_pins: clk_out_a at 0 {
+ allwinner,pins = "PI12";
+ allwinner,function = "clk_out_a";
+ allwinner,drive = <0>;
+ allwinner,pull = <0>;
+ };
+
+ clk_out_b_pins: clk_out_b at 0 {
+ allwinner,pins = "PI13";
+ allwinner,function = "clk_out_b";
+ allwinner,drive = <0>;
+ allwinner,pull = <0>;
+ };
};
timer at 01c20c00 {
--
1.8.5.2
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