[PATCH v5 1/5] dts: sun8i-h3: add pinmux definitions for UART2-3

jorik at kippendief.biz jorik at kippendief.biz
Mon Sep 12 11:12:43 PDT 2016


From: Jorik Jonker <jorik at kippendief.biz>

These are the pinmux definitions for UART2-3 on H3. These UARTs can only
be muxed to these pins, so _a and @0 do not really make sense. I have
left out RTS/CTS, since these are rarely used. These can easily be
enabled using an additional pinmux set.

Signed-off-by: Jorik Jonker <jorik at kippendief.biz>
---
 arch/arm/boot/dts/sun8i-h3.dtsi | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/arm/boot/dts/sun8i-h3.dtsi b/arch/arm/boot/dts/sun8i-h3.dtsi
index fdf9fdb..665fa32 100644
--- a/arch/arm/boot/dts/sun8i-h3.dtsi
+++ b/arch/arm/boot/dts/sun8i-h3.dtsi
@@ -373,6 +373,20 @@
 				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 			};
+
+			uart2_pins: uart2 {
+				allwinner,pins = "PA0", "PA1";
+				allwinner,function = "uart2";
+				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+			};
+
+			uart3_pins: uart3 {
+				allwinner,pins = "PG13", "PG14";
+				allwinner,function = "uart3";
+				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+			};
 		};
 
 		timer at 01c20c00 {
-- 
2.7.4




More information about the linux-arm-kernel mailing list