From 813097915853100d6cb0655c75f64e67a1ef57a8 Mon Sep 17 00:00:00 2001
From: Chen-Yu Tsai <wens@csie.org>
Date: Sun, 17 Aug 2014 11:52:10 +0800
Subject: [PATCH] ARM: dts: sun8i: Add pin muxing option for R_UART
R_UART is available on extra pads on certain tablets, which makes it
ideal for use as a console. Here we add the pins for it.
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
---
arch/arm/boot/dts/sun8i-a23.dtsi | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/arch/arm/boot/dts/sun8i-a23.dtsi b/arch/arm/boot/dts/sun8i-a23.dtsi
index cbd481eff55d1..32c195c49b837 100644
--- a/arch/arm/boot/dts/sun8i-a23.dtsi
+++ b/arch/arm/boot/dts/sun8i-a23.dtsi
@@ -378,6 +378,13 @@
#address-cells = <1>;
#size-cells = <0>;
#gpio-cells = <3>;
+
+ r_uart_pins_a: r_uart@0 {
+ allwinner,pins = "PL2", "PL3";
+ allwinner,function = "s_uart";
+ allwinner,drive = <0>;
+ allwinner,pull = <0>;
+ };
};
};
};