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[4/4] ARM: dts: sun7i: Add pin muxing options for clock outputs

Message ID 1387891580-30715-5-git-send-email-wens@csie.org (mailing list archive)
State New, archived
Headers show

Commit Message

Chen-Yu Tsai Dec. 24, 2013, 1:26 p.m. UTC
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>
---
 arch/arm/boot/dts/sun7i-a20.dtsi | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
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Patch

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@0 {
+				allwinner,pins = "PI12";
+				allwinner,function = "clk_out_a";
+				allwinner,drive = <0>;
+				allwinner,pull = <0>;
+			};
+
+			clk_out_b_pins: clk_out_b@0 {
+				allwinner,pins = "PI13";
+				allwinner,function = "clk_out_b";
+				allwinner,drive = <0>;
+				allwinner,pull = <0>;
+			};
 		};
 
 		timer@01c20c00 {