This patch defines common Armada XP pinctrl settings for uart2 and
uart3 interfaces (uart0 and uart1 rx/tx do not rely on MPP):
uart2: MPP42-43 as default
uart3: MPP44-45 as default
Suggested-by: Andrew Lunn <andrew@xxxxxxx>
Signed-off-by: Arnaud Ebalard <arno@xxxxxxxxxxxx>
---
arch/arm/boot/dts/armada-xp.dtsi | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/arch/arm/boot/dts/armada-xp.dtsi b/arch/arm/boot/dts/armada-xp.dtsi
index b59a83cf2f26..7cefb9b6d27c 100644
--- a/arch/arm/boot/dts/armada-xp.dtsi
+++ b/arch/arm/boot/dts/armada-xp.dtsi
@@ -55,6 +55,8 @@
uart2: serial@12200 {
compatible = "snps,dw-apb-uart";
+ pinctrl-0 = <&uart2_pins>;
+ pinctrl-names = "default";
reg = <0x12200 0x100>;
reg-shift = <2>;
interrupts = <43>;
@@ -65,6 +67,8 @@
uart3: serial@12300 {
compatible = "snps,dw-apb-uart";
+ pinctrl-0 = <&uart3_pins>;
+ pinctrl-names = "default";
reg = <0x12300 0x100>;
reg-shift = <2>;
interrupts = <44>;
@@ -235,4 +239,14 @@
"mpp33", "mpp34", "mpp35";
marvell,function = "sd0";
};
+
+ uart2_pins: uart2-pins {
+ marvell,pins = "mpp42", "mpp43";
+ marvell,function = "uart2";
+ };
+
+ uart3_pins: uart3-pins {
+ marvell,pins = "mpp44", "mpp45";
+ marvell,function = "uart3";
+ };
};
--
2.1.1
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