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[03/12] ARM: dts: sun8i: Add pinmux set for uart0

Message ID 1408247538-16950-4-git-send-email-wens@csie.org
State New, archived
Headers show

Commit Message

Chen-Yu Tsai Aug. 17, 2014, 3:52 a.m. UTC
uart0 on sun8i is only muxed with mmc0, which makes it a poor choice
for the console. However, some tablets only have pads for uart0
available on the circuit board.

Here we add the uart0 pinmux set for people who need it.

Signed-off-by: Chen-Yu Tsai <wens@csie.org>
---
 arch/arm/boot/dts/sun8i-a23.dtsi | 7 +++++++
 1 file changed, 7 insertions(+)
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Patch

diff --git a/arch/arm/boot/dts/sun8i-a23.dtsi b/arch/arm/boot/dts/sun8i-a23.dtsi
index a40e632..0d6bb6d 100644
--- a/arch/arm/boot/dts/sun8i-a23.dtsi
+++ b/arch/arm/boot/dts/sun8i-a23.dtsi
@@ -199,6 +199,13 @@ 
 			#address-cells = <1>;
 			#size-cells = <0>;
 			#gpio-cells = <3>;
+
+			uart0_pins_a: uart0@0 {
+				allwinner,pins = "PF2", "PF4";
+				allwinner,function = "uart0";
+				allwinner,drive = <0>;
+				allwinner,pull = <0>;
+			};
 		};
 
 		ahb1_rst: reset@01c202c0 {